Click tests (#167)

* Click tests

* cr

* cr

* More cs

src/PlaywrightSharp.Abstractions/ClickModifier.cs

@@ -0,0 +1,25 @@
+namespace PlaywrightSharp
+{
+    /// <summary>
+    /// Modifiers for <see cref="ClickOptions.Modifiers"/>
+    /// </summary>
+    public enum ClickModifier
+    {
+        /// <summary>
+        /// Alt key
+        /// </summary>
+        Alt,
+        /// <summary>
+        /// Control key
+        /// </summary>
+        Control,
+        /// <summary>
+        /// Meta key
+        /// </summary>
+        Meta,
+        /// <summary>
+        /// Shift Key
+        /// </summary>
+        Shift
+    }
+}

src/PlaywrightSharp.Abstractions/ClickOptions.cs

@@ -0,0 +1,40 @@
+using System.Drawing;
+
+namespace PlaywrightSharp
+{
+    /// <summary>
+    /// Options to use when clicking
+    /// </summary>
+    public class ClickOptions
+    {
+        /// <summary>
+        /// Time to wait between <c>mousedown</c> and <c>mouseup</c> in milliseconds. Defaults to 0
+        /// </summary>
+        public int Delay { get; set; } = 0;
+
+        /// <summary>
+        /// Defaults to 1. See https://developer.mozilla.org/en-US/docs/Web/API/UIEvent/detail
+        /// </summary>
+        public int ClickCount { get; set; } = 1;
+
+        /// <summary>
+        /// The button to use for the click. Defaults to <see cref="MouseButton.Left"/>
+        /// </summary>
+        public MouseButton Button { get; set; } = MouseButton.Left;
+
+        /// <summary>
+        /// Wait for element to become visible (visible), hidden (hidden), present in dom (any) or do not wait at all (nowait). Defaults to visible.
+        /// </summary>
+        public WaitForOptions WaitFor { get; set; }
+
+        /// <summary>
+        /// A point to click relative to the top-left corner of element padding box. If not specified, clicks to some visible point of the element.
+        /// </summary>
+        public Point RelativePoint { get; set; }
+
+        /// <summary>
+        /// Modifier keys to press. Ensures that only these modifiers are pressed during the click, and then restores current modifiers back. If not specified, currently pressed modifiers are used.
+        /// </summary>
+        public ClickModifier[] Modifiers { get; set; }
+    }
+}

src/PlaywrightSharp.Abstractions/ConsoleEventArgs.cs

@@ -0,0 +1,22 @@
+using System;
+
+namespace PlaywrightSharp
+{
+    /// <summary>
+    /// <see cref="IPage.Console"/> data.
+    /// </summary>
+    public class ConsoleEventArgs : EventArgs
+    {
+        /// <summary>
+        /// Gets the message.
+        /// </summary>
+        /// <value>The message.</value>
+        public ConsoleMessage Message { get; }
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ConsoleEventArgs"/> class.
+        /// </summary>
+        /// <param name="message">Message.</param>
+        public ConsoleEventArgs(ConsoleMessage message) => Message = message;
+    }
+}

src/PlaywrightSharp.Abstractions/ConsoleMessage.cs

@@ -0,0 +1,48 @@
+using System.Collections.Generic;
+
+namespace PlaywrightSharp
+{
+    /// <summary>
+    /// ConsoleMessage is part of <see cref="ConsoleEventArgs"/> used by <see cref="IPage.Console"/>
+    /// </summary>
+    public class ConsoleMessage
+    {
+        /// <summary>
+        /// Gets the ConsoleMessage type.
+        /// </summary>
+        /// <value>ConsoleMessageType.</value>
+        public ConsoleType Type { get; }
+
+        /// <summary>
+        /// Gets the console text.
+        /// </summary>
+        /// <value>The text.</value>
+        public string Text { get; }
+
+        /// <summary>
+        /// Gets the arguments.
+        /// </summary>
+        /// <value>The arguments.</value>
+        public IList<IJSHandle> Args { get; }
+
+        /// <summary>
+        /// Gets the location.
+        /// </summary>
+        public ConsoleMessageLocation Location { get; }
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ConsoleMessage"/> class.
+        /// </summary>
+        /// <param name="type">Type.</param>
+        /// <param name="text">Text.</param>
+        /// <param name="args">Arguments.</param>
+        /// <param name="location">Message location</param>
+        public ConsoleMessage(ConsoleType type, string text, IList<IJSHandle> args, ConsoleMessageLocation location = null)
+        {
+            Type = type;
+            Text = text;
+            Args = args;
+            Location = location;
+        }
+    }
+}

src/PlaywrightSharp.Abstractions/ConsoleMessageLocation.cs

@@ -0,0 +1,48 @@
+using System;
+using System.Collections.Generic;
+
+namespace PlaywrightSharp
+{
+    /// <summary>
+    /// Console message location.
+    /// </summary>
+    public class ConsoleMessageLocation : IEquatable<ConsoleMessageLocation>
+    {
+        /// <summary>
+        /// URL of the resource if known.
+        /// </summary>
+        public string URL { get; set; }
+
+        /// <summary>
+        /// 0-based line number in the resource if known.
+        /// </summary>
+        public int? LineNumber { get; set; }
+
+        /// <summary>
+        /// 0-based column number in the resource if known.
+        /// </summary>
+        public int? ColumnNumber { get; set; }
+
+        /// <inheritdoc/>
+        public bool Equals(ConsoleMessageLocation other)
+            => (URL, LineNumber, ColumnNumber) == (other?.URL, other?.LineNumber, other?.ColumnNumber);
+
+        /// <inheritdoc/>
+        public override bool Equals(object obj) => Equals(obj as ConsoleMessageLocation);
+
+        /// <inheritdoc/>
+        public override int GetHashCode()
+            => 412870874 +
+                EqualityComparer<string>.Default.GetHashCode(URL) +
+                EqualityComparer<int?>.Default.GetHashCode(LineNumber) +
+                EqualityComparer<int?>.Default.GetHashCode(ColumnNumber);
+
+        /// <inheritdoc/>
+        public static bool operator ==(ConsoleMessageLocation location1, ConsoleMessageLocation location2)
+            => EqualityComparer<ConsoleMessageLocation>.Default.Equals(location1, location2);
+
+        /// <inheritdoc/>
+        public static bool operator !=(ConsoleMessageLocation location1, ConsoleMessageLocation location2)
+            => !(location1 == location2);
+    }
+}

src/PlaywrightSharp.Abstractions/ConsoleType.cs

@@ -0,0 +1,85 @@
+namespace PlaywrightSharp
+{
+    /// <summary>
+    /// Console type used on <see cref="ConsoleMessage"/>.
+    /// </summary>
+    public enum ConsoleType
+    {
+        /// <summary>
+        /// Log.
+        /// </summary>
+        Log,
+        /// <summary>
+        /// Debug.
+        /// </summary>
+        Debug,
+        /// <summary>
+        /// Info.
+        /// </summary>
+        Info,
+        /// <summary>
+        /// Error.
+        /// </summary>
+        Error,
+        /// <summary>
+        /// Warning.
+        /// </summary>
+        Warning,
+        /// <summary>
+        /// Dir.
+        /// </summary>
+        Dir,
+        /// <summary>
+        /// Dirxml.
+        /// </summary>
+        Dirxml,
+        /// <summary>
+        /// Table.
+        /// </summary>
+        Table,
+        /// <summary>
+        /// Trace.
+        /// </summary>
+        Trace,
+        /// <summary>
+        /// Clear.
+        /// </summary>
+        Clear,
+        /// <summary>
+        /// StartGroup.
+        /// </summary>
+        StartGroup,
+        /// <summary>
+        /// StartGroupCollapsed.
+        /// </summary>
+        StartGroupCollapsed,
+        /// <summary>
+        /// EndGroup.
+        /// </summary>
+        EndGroup,
+        /// <summary>
+        /// Assert.
+        /// </summary>
+        Assert,
+        /// <summary>
+        /// Profile.
+        /// </summary>
+        Profile,
+        /// <summary>
+        /// ProfileEnd.
+        /// </summary>
+        ProfileEnd,
+        /// <summary>
+        /// Count.
+        /// </summary>
+        Count,
+        /// <summary>
+        /// TimeEnd.
+        /// </summary>
+        TimeEnd,
+        /// <summary>
+        /// Verbose.
+        /// </summary>
+        Verbose,
+    }
+}

src/PlaywrightSharp.Abstractions/DownOptions.cs

@@ -0,0 +1,13 @@
+namespace PlaywrightSharp
+{
+    /// <summary>
+    /// Options for <see cref="IKeyboard.DownAsync(string, DownOptions)"/>
+    /// </summary>
+    public class DownOptions
+    {
+        /// <summary>
+        /// If specified, generates an input event with this text
+        /// </summary>
+        public string Text { get; set; }
+    }
+}

src/PlaywrightSharp.Abstractions/IElementHandle.cs

@@ -1,4 +1,5 @@
-using System.Threading.Tasks;
+using System.Text.Json;
+using System.Threading.Tasks;
 
 namespace PlaywrightSharp
 {
@@ -21,5 +22,24 @@ namespace PlaywrightSharp
         /// </summary>
         /// <returns>A <see cref="Task"/> that completes when the frame is resolved, yielding element's parent <see cref="IFrame" /></returns>
         Task<IFrame> ContentFrameAsync();
+
+        /// <summary>
+        /// Scrolls element into view if needed, and then uses <see cref="IPage.Mouse"/> to click in the center of the element.
+        /// </summary>
+        /// <param name="options">click options</param>
+        /// <returns>A <see cref="Task"/> that completes when the element is successfully clicked</returns>
+        Task ClickAsync(ClickOptions options = null);
+
+        /// <summary>
+        /// Executes a function in browser context, passing the current <see cref="IElementHandle"/> as the first argument.
+        /// </summary>
+        /// <param name="script">Script to be evaluated in browser context</param>
+        /// <param name="args">Arguments to pass to script</param>
+        /// <remarks>
+        /// If the script, returns a Promise, then the method would wait for the promise to resolve and return its value.
+        /// <see cref="IJSHandle"/> instances can be passed as arguments
+        /// </remarks>
+        /// <returns>A <see cref="Task"/> that completes when the script is executed, yieling the return value of that script</returns>
+        Task<JsonElement?> EvaluateAsync(string script, params object[] args);
     }
 }

src/PlaywrightSharp.Abstractions/IFrame.cs

@@ -57,6 +57,11 @@ namespace PlaywrightSharp
         /// </summary>
         string Url { get; }
 
+        /// <summary>
+        /// Gets the parent <see cref="IFrame"/>, if any. Detached frames and main frames return <c>null</c>
+        /// </summary>
+        IFrame ParentFrame { get; }
+
         /// <summary>
         /// Sets the HTML markup to the frame
         /// </summary>
@@ -100,5 +105,54 @@ namespace PlaywrightSharp
         /// <seealso cref="IPage.EvaluateAsync(string, object[])"/>
         /// <returns>Task that completes when the script finishes or the promise is resolved, yielding the result of the script as an row Json element.</returns>
         Task<JsonElement?> EvaluateAsync(string script, params object[] args);
+
+        /// <summary>
+        /// <![CDATA[
+        /// This method focuses the element and triggers an input event after filling. If there's no text <input>, <textarea> or [contenteditable] element matching selector, the method throws an error.
+        /// ]]>
+        /// </summary>
+        /// <param name="selector">A selector to query page for.</param>
+        /// <param name="text"><![CDATA[Value to fill for the <input>, <textarea> or [contenteditable] element]]></param>
+        /// <param name="options">Optional waiting parameters</param>
+        /// <returns>A <see cref="Task"/> that completes when the fill message is confirmed by the browser.</returns>
+        Task FillAsync(string selector, string text, WaitForSelectorOptions options = null);
+
+        /// <summary>
+        /// Waits for a selector to be added to the DOM
+        /// </summary>
+        /// <param name="selector">A selector of an element to wait for</param>
+        /// <param name="options">Optional waiting parameters</param>
+        /// <returns>A <see cref="Task"/> that completes when element specified by selector string is added to DOM, yielding the <see cref="IElementHandle"/> to wait for.
+        /// Resolves to `null` if waiting for `hidden: true` and selector is not found in DOM.</returns>
+        Task<IElementHandle> WaitForSelectorAsync(string selector, WaitForSelectorOptions options = null);
+
+        /// <summary>
+        /// Queries frame for the selector. If there's no such element within the frame, the method will resolve to <c>null</c>.
+        /// </summary>
+        /// <param name="selector">Selector to query frame for</param>
+        /// <returns>A <see cref="Task"/> that completes when the selector is found (or failed), yielding the <see cref="IElementHandle"/> pointing to the frame element</returns>
+        /// <seealso cref="IPage.QuerySelectorAsync(string)"/>
+        Task<IElementHandle> QuerySelectorAsync(string selector);
+
+        /// <summary>
+        /// Fetches an element with <paramref name="selector"/>, scrolls it into view if needed, and then uses <see cref="IPage.Mouse"/> to click in the center of the element.
+        /// </summary>
+        /// <param name="selector">A selector to search for element to click. If there are multiple elements satisfying the selector, the first will be clicked.</param>
+        /// <param name="options">click options</param>
+        /// <returns>A <see cref="Task"/> that completes when the element matching <paramref name="selector"/> is successfully clicked</returns>
+        Task ClickAsync(string selector, ClickOptions options = null);
+
+        /// <summary>
+        /// This method runs document.querySelector within the page and passes it as the first argument to pageFunction.
+        /// If there's no element matching selector, the method throws an error.
+        /// </summary>
+        /// <param name="selector">A selector to query page for</param>
+        /// <param name="script">Script to be evaluated in browser context</param>
+        /// <param name="args">Arguments to pass to script</param>
+        /// <remarks>
+        /// If the script, returns a Promise, then the method would wait for the promise to resolve and return its value.
+        /// </remarks>
+        /// <returns>A <see cref="Task"/> that completes when the script finishes or the promise is resolved, yielding the result of the script</returns>
+        Task QuerySelectorEvaluateAsync(string selector, string script, params object[] args);
     }
 }

src/PlaywrightSharp.Abstractions/IKeyboard.cs

@@ -0,0 +1,32 @@
+using System.Threading.Tasks;
+
+namespace PlaywrightSharp
+{
+    /// <summary>
+    /// Keyboard provides an api for managing a virtual keyboard.
+    /// </summary>
+    public interface IKeyboard
+    {
+        /// <summary>
+        /// <![CDATA[
+        /// Dispatches a <c>keydown</c> event
+        /// ]]>
+        /// </summary>
+        /// <param name="key">Name of key to press, such as <c>ArrowLeft</c>.</param>
+        /// <param name="options">down options</param>
+        /// <remarks>
+        /// If <c>key</c> is a single character and no modifier keys besides <c>Shift</c> are being held down, a <c>keypress</c>/<c>input</c> event will also generated. The <c>text</c> option can be specified to force an input event to be generated.
+        /// If <c>key</c> is a modifier key, <c>Shift</c>, <c>Meta</c>, <c>Control</c>, or <c>Alt</c>, subsequent key presses will be sent with that modifier active. To release the modifier key, use <see cref="UpAsync(string)"/>
+        /// After the key is pressed once, subsequent calls to <see cref="DownAsync(string, DownOptions)"/> will have <see href="https://developer.mozilla.org/en-US/docs/Web/API/KeyboardEvent/repeat">repeat</see> set to <c>true</c>. To release the key, use <see cref="UpAsync(string)"/>
+        /// </remarks>
+        /// <returns>A <see cref="Task"/> that completes when the message is confirmed by the browser</returns>
+        Task DownAsync(string key, DownOptions options = null);
+
+        /// <summary>
+        /// Dispatches a <c>keyup</c> event.
+        /// </summary>
+        /// <param name="key">Name of key to release, such as `ArrowLeft`.</param>
+        /// <returns>A <see cref="Task"/> that completes when the message is confirmed by the browser</returns>
+        Task UpAsync(string key);
+    }
+}

src/PlaywrightSharp.Abstractions/IMouse.cs

@@ -0,0 +1,50 @@
+using System.Threading.Tasks;
+
+namespace PlaywrightSharp
+{
+    /// <summary>
+    /// Provides methods to interact with the mouse
+    /// </summary>
+    public interface IMouse
+    {
+        /// <summary>
+        /// Dispatches a <c>mousemove</c> event.
+        /// </summary>
+        /// <param name="x">X coordinate</param>
+        /// <param name="y">Y coordinate</param>
+        /// <param name="options">Extra options</param>
+        /// <returns>A <see cref="Task"/> that completes when the message is confirmed by the browser.</returns>
+        Task MoveAsync(decimal x, decimal y, MoveOptions options = null);
+
+        /// <summary>
+        /// Shortcut for <see cref="MoveAsync(decimal, decimal, MoveOptions)"/>, <see cref="DownAsync(ClickOptions)"/> and <see cref="UpAsync(ClickOptions)"/>
+        /// </summary>
+        /// <param name="x">X coordinate</param>
+        /// <param name="y">Y coordinate</param>
+        /// <param name="options">Extra options</param>
+        /// <returns>A <see cref="Task"/> that completes when the message is confirmed by the browser.</returns>
+        Task ClickAsync(decimal x, decimal y, ClickOptions options = null);
+
+        /// <summary>
+        /// Dispatches a <c>mousedown</c> event.
+        /// </summary>
+        /// <param name="options">Extra options</param>
+        /// <returns>A <see cref="Task"/> that completes when the message is confirmed by the browser.</returns>
+        Task DownAsync(ClickOptions options = null);
+
+        /// <summary>
+        /// Dispatches a <c>mouseup</c> event.
+        /// </summary>
+        /// <param name="options">Extra options</param>
+        /// <returns>A <see cref="Task"/> that completes when the message is confirmed by the browser.</returns>
+        Task UpAsync(ClickOptions options = null);
+
+        /// <summary>
+        /// Dispatches a <c>wheel</c> event.
+        /// </summary>
+        /// <param name="deltaX">delta X</param>
+        /// <param name="deltaY">delta Y</param>
+        /// <returns>A <see cref="Task"/> that completes when the message is confirmed by the browser.</returns>
+        Task WheelAsync(decimal deltaX, decimal deltaY);
+    }
+}

src/PlaywrightSharp.Abstractions/IPage.cs

@@ -106,11 +106,57 @@ namespace PlaywrightSharp
         /// </summary>
         IAccessibility Accessibility { get; }
 
+        /// <summary>
+        /// Gets this page's mouse
+        /// </summary>
+        IMouse Mouse { get; }
+
+        /// <summary>
+        /// Shortcut for MainFrame.Url
+        /// </summary>
+        string Url { get; }
+
+        /// <summary>
+        /// Gets all frames attached to the page.
+        /// </summary>
+        IFrame[] Frames { get; }
+
+        /// <summary>
+        /// Gets this page's keyboard
+        /// </summary>
+        IKeyboard Keyboard { get; }
+
+        /// <summary>
+        /// Raised when JavaScript within the page calls one of console API methods, e.g. <c>console.log</c> or <c>console.dir</c>. Also emitted if the page throws an error or a warning.
+        /// The arguments passed into <c>console.log</c> appear as arguments on the event handler.
+        /// </summary>
+        /// <example>
+        /// An example of handling <see cref="Console"/> event:
+        /// <code>
+        /// <![CDATA[
+        /// page.Console += (sender, e) => 
+        /// {
+        ///     for (var i = 0; i < e.Message.Args.Count; ++i)
+        ///     {
+        ///         System.Console.WriteLine($"{i}: {e.Message.Args[i]}");
+        ///     }
+        /// }
+        /// ]]>
+        /// </code>
+        /// </example>
+        event EventHandler<ConsoleEventArgs> Console;
+
         /// <summary>
         /// Raised when a JavaScript dialog appears, such as <c>alert</c>, <c>prompt</c>, <c>confirm</c> or <c>beforeunload</c>. PlaywrightSharp can respond to the dialog via <see cref="Dialog"/>'s <see cref="IDialog.AcceptAsync(string)"/> or <see cref="IDialog.DismissAsync"/> methods.
         /// </summary>
         event EventHandler<DialogEventArgs> Dialog;
 
+        /// <summary>
+        /// Closes the page.
+        /// </summary>
+        /// <returns>A <see cref="Task"/> that completes when the close process finishes.</returns>
+        Task CloseAsync(PageCloseOptions options = null);
+
         /// <summary>
         /// Executes a script in browser context
         /// </summary>
@@ -120,7 +166,7 @@ namespace PlaywrightSharp
         /// If the script, returns a Promise, then the method would wait for the promise to resolve and return its value.
         /// </remarks>
         /// <seealso cref="IFrame.EvaluateAsync{T}(string, object[])"/>
-        /// <returns>Task that completes when the script finishes or the promise is resolved, yielding the result of the script</returns>
+        /// <returns>A <see cref="Task"/>  that completes when the script finishes or the promise is resolved, yielding the result of the script</returns>
         Task<T> EvaluateAsync<T>(string script, params object[] args);
 
         /// <summary>
@@ -133,9 +179,30 @@ namespace PlaywrightSharp
         /// <remarks>
         /// If the script, returns a Promise, then the method would wait for the promise to resolve and return its value.
         /// </remarks>
-        /// <returns>Task that completes when the script finishes or the promise is resolved, yielding the result of the script</returns>
+        /// <returns>A <see cref="Task"/>  that completes when the script finishes or the promise is resolved, yielding the result of the script</returns>
         Task QuerySelectorEvaluateAsync(string selector, string script, params object[] args);
 
+        /// <summary>
+        /// <![CDATA[
+        /// This method focuses the element and triggers an input event after filling. If there's no text <input>, <textarea> or [contenteditable] element matching selector, the method throws an error.
+        /// ]]>
+        /// Shortcut for MainFrame.FillAsync.
+        /// </summary>
+        /// <param name="selector">A selector to query page for.</param>
+        /// <param name="text"><![CDATA[Value to fill for the <input>, <textarea> or [contenteditable] element]]></param>
+        /// <param name="options">Optional waiting parameters</param>
+        /// <returns>A <see cref="Task"/> that completes when the fill message is confirmed by the browser.</returns>
+        Task FillAsync(string selector, string text, WaitForSelectorOptions options = null);
+
+        /// <summary>
+        /// Waits for a selector to be added to the DOM
+        /// </summary>
+        /// <param name="selector">A selector of an element to wait for</param>
+        /// <param name="options">Optional waiting parameters</param>
+        /// <returns>A task that completes when element specified by selector string is added to DOM, yielding the <see cref="IElementHandle"/> to wait for.
+        /// Resolves to `null` if waiting for `hidden: true` and selector is not found in DOM.</returns>
+        public Task<IElementHandle> WaitForSelectorAsync(string selector, WaitForSelectorOptions options = null);
+
         /// <summary>
         /// Executes a script in browser context
         /// </summary>
@@ -274,5 +341,44 @@ namespace PlaywrightSharp
         /// </remarks>
         /// <returns>A <see cref="Task"/> that completes when the tag is added, yielding the added tag when the script's onload fires or when the script content was injected into frame</returns>
         Task<IElementHandle> AddScriptTagAsync(AddTagOptions options);
+
+        /// <summary>
+        /// Fetches an element with <paramref name="selector"/>, scrolls it into view if needed, and then uses <see cref="Mouse"/> to click in the center of the element.
+        /// </summary>
+        /// <param name="selector">A selector to search for element to click. If there are multiple elements satisfying the selector, the first will be clicked.</param>
+        /// <param name="options">click options</param>
+        /// <returns>A <see cref="Task"/> that completes when the element matching <paramref name="selector"/> is successfully clicked</returns>
+        Task ClickAsync(string selector, ClickOptions options = null);
+
+        /// <summary>
+        /// Fetches an element with <paramref name="selector"/>, scrolls it into view if needed, and then uses <see cref="Mouse"/> to triple click in the center of the element.
+        /// </summary>
+        /// <param name="selector">A selector to search for element to click. If there are multiple elements satisfying the selector, the first will be clicked.</param>
+        /// <param name="options">click options</param>
+        /// <returns>A <see cref="Task"/> that completes when the element matching <paramref name="selector"/> is successfully triple clicked</returns>
+        Task TripleClickAsync(string selector, ClickOptions options = null);
+
+        /// <summary>
+        /// Sets the viewport.
+        /// In the case of multiple pages in a single browser, each page can have its own viewport size.
+        /// <see cref="SetViewportAsync(Viewport)"/> will resize the page. A lot of websites don't expect phones to change size, so you should set the viewport before navigating to the page.
+        /// </summary>
+        /// <example>
+        ///<![CDATA[
+        /// using(var page = await context.NewPageAsync())
+        /// {
+        ///     await page.SetViewPortAsync(new Viewport
+        ///     {
+        ///         Width = 640, 
+        ///         Height = 480, 
+        ///         DeviceScaleFactor = 1
+        ///     });
+        ///     await page.GoToAsync('https://www.example.com');
+        /// }
+        /// ]]>
+        /// </example>
+        /// <param name="viewport">Viewport</param>
+        /// <returns>A<see cref="Task"/> that copletes when the message is confirmed by the browser</returns>
+        Task SetViewportAsync(Viewport viewport);
     }
 }

src/PlaywrightSharp.Abstractions/MouseButton.cs

@@ -0,0 +1,28 @@
+namespace PlaywrightSharp
+{
+    /// <summary>
+    /// The type of button click to use with <see cref="IPage.ClickAsync(string, ClickOptions)"/>
+    /// </summary>
+    public enum MouseButton
+    {
+        /// <summary>
+        /// Non specified
+        /// </summary>
+        None,
+
+        /// <summary>
+        /// The left mouse button
+        /// </summary>
+        Left,
+
+        /// <summary>
+        /// The right mouse button
+        /// </summary>
+        Right,
+
+        /// <summary>
+        /// The middle mouse button
+        /// </summary>
+        Middle
+    }
+}

src/PlaywrightSharp.Abstractions/MoveOptions.cs

@@ -0,0 +1,13 @@
+namespace PlaywrightSharp
+{
+    /// <summary>
+    /// Options for <see cref="IMouse.MoveAsync(decimal, decimal, MoveOptions)"/>
+    /// </summary>
+    public class MoveOptions
+    {
+        /// <summary>
+        /// Sends intermediate <c>mousemove</c> events. Defaults to 1
+        /// </summary>
+        public int Steps { get; set; } = 1;
+    }
+}

src/PlaywrightSharp.Abstractions/NavigationOptions.cs

@@ -24,4 +24,4 @@
         /// <value>The referer.</value>
         public string Referer { get; set; }
     }
-}
+}

src/PlaywrightSharp.Abstractions/PageCloseOptions.cs

@@ -0,0 +1,14 @@
+namespace PlaywrightSharp
+{
+    /// <summary>
+    /// Options for <see cref="IPage.CloseAsync(PageCloseOptions)"/>.
+    /// </summary>
+    public class PageCloseOptions
+    {
+        /// <summary>
+        /// Defaults to <c>false</c>. Whether to run the beforeunload page handlers.
+        /// </summary>
+        /// <see href="https://developer.mozilla.org/en-US/docs/Web/Events/beforeunload"/>
+        public bool RunBeforeUnload { get; set; }
+    }
+}

src/PlaywrightSharp.Abstractions/WaitForOptions.cs

@@ -0,0 +1,25 @@
+namespace PlaywrightSharp
+{
+    /// <summary>
+    /// Options for <see cref="ClickOptions.WaitFor"/>
+    /// </summary>
+    public enum WaitForOptions
+    {
+        /// <summary>
+        /// Wait for visible
+        /// </summary>
+        Visible,
+        /// <summary>
+        /// Wait for hidden
+        /// </summary>
+        Hidden,
+        /// <summary>
+        /// Wait for any
+        /// </summary>
+        Any,
+        /// <summary>
+        /// No wait
+        /// </summary>
+        NoWait
+    }
+}

src/PlaywrightSharp.Abstractions/WaitForSelectorOptions.cs

@@ -0,0 +1,11 @@
+namespace PlaywrightSharp
+{
+    /// <summary>
+    /// Optional waiting parameters.
+    /// </summary>
+    /// <seealso cref="IPage.WaitForSelectorAsync(string, WaitForSelectorOptions)"/>
+    /// <seealso cref="IFrame.WaitForSelectorAsync(string, WaitForSelectorOptions)"/>
+    public class WaitForSelectorOptions
+    {
+    }
+}

src/PlaywrightSharp.Abstractions/WaitUntilNavigation.cs

@@ -25,4 +25,4 @@
         /// </summary>
         Networkidle2
     }
-}
+}

src/PlaywrightSharp.Tests/BaseTests/PlaywrightSharpBrowserBaseTest.cs

@@ -25,7 +25,7 @@ namespace PlaywrightSharp.Tests.BaseTests
             }
         }
 
-        internal Task<IBrowserContext> NewContextAsync(BrowserContextOptions options) => Browser.NewContextAsync(options);
+        internal Task<IBrowserContext> NewContextAsync(BrowserContextOptions options = null) => Browser.NewContextAsync(options);
 
         internal async Task<IPage> NewPageAsync(BrowserContextOptions options = null)
         {

src/PlaywrightSharp.Tests/Page/ClickTests.cs

@@ -0,0 +1,599 @@
+using System;
+using System.Collections.Generic;
+using System.Drawing;
+using System.Threading.Tasks;
+using PlaywrightSharp.Tests.Attributes;
+using PlaywrightSharp.Tests.BaseTests;
+using Xunit;
+using Xunit.Abstractions;
+
+namespace PlaywrightSharp.Tests.Page
+{
+    ///<playwright-file>click.spec.js</playwright-file>
+    ///<playwright-describe>Page.click</playwright-describe>
+    public class ClickTests : PlaywrightSharpPageBaseTest
+    {
+        /// <inheritdoc/>
+        public ClickTests(ITestOutputHelper output) : base(output)
+        {
+        }
+
+        ///<playwright-file>click.spec.js</playwright-file>
+        ///<playwright-describe>Page.click</playwright-describe>
+        ///<playwright-it>should click the button</playwright-it>
+        [Fact]
+        public async Task ShouldClickTheButton()
+        {
+            await Page.GoToAsync(TestConstants.ServerUrl + "/input/button.html");
+            await Page.ClickAsync("button");
+            Assert.Equal("Clicked", await Page.EvaluateAsync<string>("result"));
+        }
+
+        ///<playwright-file>click.spec.js</playwright-file>
+        ///<playwright-describe>Page.click</playwright-describe>
+        ///<playwright-it>should click svg</playwright-it>
+        [Fact]
+        public async Task ShouldClickSvg()
+        {
+            await Page.SetContentAsync($@"
+                <svg height=""100"" width=""100"">
+                  <circle onclick=""javascript:window.__CLICKED=42"" cx=""50"" cy=""50"" r=""40"" stroke=""black"" stroke-width=""3"" fill=""red""/>
+                </svg>
+            ");
+            await Page.ClickAsync("circle");
+            Assert.Equal(42, await Page.EvaluateAsync<int>("() => window.__CLICKED"));
+        }
+
+        ///<playwright-file>click.spec.js</playwright-file>
+        ///<playwright-describe>Page.click</playwright-describe>
+        ///<playwright-it>should click svg</playwright-it>
+        [Fact]
+        public async Task ShouldClickTheButtonIfWindowNodeIsRemoved()
+        {
+            await Page.GoToAsync(TestConstants.ServerUrl + "/input/button.html");
+            await Page.EvaluateAsync("delete window.Node");
+            await Page.ClickAsync("button");
+            Assert.Equal("Clicked", await Page.EvaluateAsync<string>("result"));
+        }
+
+        ///<playwright-file>click.spec.js</playwright-file>
+        ///<playwright-describe>Page.click</playwright-describe>
+        ///<playwright-it>should click on a span with an inline element inside</playwright-it>
+        [Fact]
+        public async Task ShouldClickOnASpanWithAnInlineElementInside()
+        {
+            await Page.SetContentAsync($@"
+                <style>
+                span::before {{
+                    content: 'q';
+                }}
+                </style>
+                <span onclick='javascript:window.CLICKED=42'></span>
+            ");
+            await Page.ClickAsync("span");
+            Assert.Equal(42, await Page.EvaluateAsync<int>("() => window.CLICKED"));
+        }
+
+        ///<playwright-file>click.spec.js</playwright-file>
+        ///<playwright-describe>Page.click</playwright-describe>
+        ///<playwright-it>should not throw UnhandledPromiseRejection when page closes</playwright-it>
+        [Fact]
+        public async Task ShouldGracefullyFailWhenPageCloses()
+        {
+            var context = await NewContextAsync();
+            var newPage = await context.NewPageAsync();
+            await Assert.ThrowsAsync<TargetClosedException>(() => Task.WhenAll(
+                newPage.CloseAsync(),
+                newPage.Mouse.ClickAsync(1, 2)
+             ));
+        }
+
+        ///<playwright-file>click.spec.js</playwright-file>
+        ///<playwright-describe>Page.click</playwright-describe>
+        ///<playwright-it>should click the button after navigation </playwright-it>
+        [Fact]
+        public async Task ShouldClickTheButtonAfterNavigation()
+        {
+            await Page.GoToAsync(TestConstants.ServerUrl + "/input/button.html");
+            await Page.ClickAsync("button");
+            await Page.GoToAsync(TestConstants.ServerUrl + "/input/button.html");
+            await Page.ClickAsync("button");
+            Assert.Equal("Clicked", await Page.EvaluateAsync<string>("result"));
+        }
+
+        ///<playwright-file>click.spec.js</playwright-file>
+        ///<playwright-describe>Page.click</playwright-describe>
+        ///<playwright-it>should click the button after a cross origin navigation </playwright-it>
+        [Fact]
+        public async Task ShouldClickTheButtonAfterACrossOriginNavigation()
+        {
+            await Page.GoToAsync(TestConstants.ServerUrl + "/input/button.html");
+            await Page.ClickAsync("button");
+            await Page.GoToAsync(TestConstants.CrossProcessHttpPrefix + "/input/button.html");
+            await Page.ClickAsync("button");
+            Assert.Equal("Clicked", await Page.EvaluateAsync<string>("result"));
+        }
+
+        ///<playwright-file>click.spec.js</playwright-file>
+        ///<playwright-describe>Page.click</playwright-describe>
+        ///<playwright-it>should click with disabled javascript</playwright-it>
+        [Fact]
+        public async Task ShouldClickWithDisabledJavascript()
+        {
+            var page = await NewPageAsync(new BrowserContextOptions { JavaScriptEnabled = false });
+            await page.GoToAsync(TestConstants.ServerUrl + "/wrappedlink.html");
+            await Task.WhenAll(
+                page.ClickAsync("a"),
+                page.WaitForNavigationAsync()
+            );
+            Assert.Equal(TestConstants.ServerUrl + "/wrappedlink.html#clicked", Page.Url);
+        }
+
+        ///<playwright-file>click.spec.js</playwright-file>
+        ///<playwright-describe>Page.click</playwright-describe>
+        ///<playwright-it>should click when one of inline box children is outside of viewport</playwright-it>
+        [Fact]
+        public async Task ShouldClickWhenOneOfInlineBoxChildrenIsOutsideOfViewport()
+        {
+            await Page.SetContentAsync($@"
+            <style>
+            i {{
+                position: absolute;
+                top: -1000px;
+            }}
+            </style>
+            <span onclick='javascript:window.CLICKED = 42;'><i>woof</i><b>doggo</b></span>
+            ");
+
+            await Page.ClickAsync("span");
+            Assert.Equal(42, await Page.EvaluateAsync<int>("() => window.CLICKED"));
+        }
+
+        ///<playwright-file>click.spec.js</playwright-file>
+        ///<playwright-describe>Page.click</playwright-describe>
+        ///<playwright-it>should select the text by triple clicking</playwright-it>
+        [Fact]
+        public async Task ShouldSelectTheTextByTripleClicking()
+        {
+            await Page.GoToAsync(TestConstants.ServerUrl + "/input/textarea.html");
+            const string text = "This is the text that we are going to try to select. Let's see how it goes.";
+            await Page.FillAsync("textarea", text);
+            await Page.TripleClickAsync("textarea");
+
+            Assert.Equal(text, await Page.EvaluateAsync<string>("window.getSelection().toString()"));
+        }
+
+        ///<playwright-file>click.spec.js</playwright-file>
+        ///<playwright-describe>Page.click</playwright-describe>
+        ///<playwright-it>should click offscreen buttons</playwright-it>
+        [Fact]
+        public async Task ShouldClickOffscreenButtons()
+        {
+            await Page.GoToAsync(TestConstants.ServerUrl + "/offscreenbuttons.html");
+            var messages = new List<string>();
+            Page.Console += (sender, e) => messages.Add(e.Message.Text);
+
+            for (int i = 0; i < 11; ++i)
+            {
+                // We might've scrolled to click a button - reset to (0, 0).
+                await Page.EvaluateAsync("() => window.scrollTo(0, 0)");
+                await Page.ClickAsync($"#btn{i}");
+            }
+            Assert.Equal(new List<string>
+            {
+                "button #0 clicked",
+                "button #1 clicked",
+                "button #2 clicked",
+                "button #3 clicked",
+                "button #4 clicked",
+                "button #5 clicked",
+                "button #6 clicked",
+                "button #7 clicked",
+                "button #8 clicked",
+                "button #9 clicked",
+                "button #10 clicked"
+            }, messages);
+        }
+
+        ///<playwright-file>click.spec.js</playwright-file>
+        ///<playwright-describe>Page.click</playwright-describe>
+        ///<playwright-it>should waitFor visible when already visible</playwright-it>
+        [Fact]
+        public async Task ShouldWaitForVisibleWhenAlreadyVisible()
+        {
+            await Page.GoToAsync(TestConstants.ServerUrl + "/input/button.html");
+            await Page.ClickAsync("button");
+            Assert.Equal("Clicked", await Page.EvaluateAsync<string>("result"));
+        }
+
+        ///<playwright-file>click.spec.js</playwright-file>
+        ///<playwright-describe>Page.click</playwright-describe>
+        ///<playwright-it>should waitFor hidden when already hidden</playwright-it>
+        [Fact]
+        public async Task ShouldWaitForHiddenWhenAlreadyHidden()
+        {
+            await Page.GoToAsync(TestConstants.ServerUrl + "/input/button.html");
+            await Page.QuerySelectorEvaluateAsync("button", "b => b.style.display = 'none'");
+
+            var exception = await Assert.ThrowsAsync<PlaywrightSharpException>(()
+                => Page.ClickAsync("button", new ClickOptions { WaitFor = WaitForOptions.Hidden }));
+
+            Assert.Equal("Node is either not visible or not an HTMLElement", exception.Message);
+            Assert.Equal("Was not clicked", await Page.EvaluateAsync<string>("result"));
+        }
+
+        ///<playwright-file>click.spec.js</playwright-file>
+        ///<playwright-describe>Page.click</playwright-describe>
+        ///<playwright-it>should waitFor hidden</playwright-it>
+        [Fact]
+        public async Task ShouldWaitForHidden()
+        {
+            await Page.GoToAsync(TestConstants.ServerUrl + "/input/button.html");
+            var clickTask = Page.ClickAsync("button", new ClickOptions { WaitFor = WaitForOptions.Hidden });
+
+            for (int i = 0; i < 5; i++)
+            {
+                await Page.EvaluateAsync("1");
+            }
+            Assert.False(clickTask.IsCompleted);
+
+            await Page.QuerySelectorEvaluateAsync("button", "b => b.style.display = 'none'");
+
+            var exception = await Assert.ThrowsAsync<PlaywrightSharpException>(() => clickTask);
+
+            Assert.Equal("Node is either not visible or not an HTMLElement", exception.Message);
+            Assert.Equal("Was not clicked", await Page.EvaluateAsync<string>("result"));
+        }
+
+        ///<playwright-file>click.spec.js</playwright-file>
+        ///<playwright-describe>Page.click</playwright-describe>
+        ///<playwright-it>should waitFor visible</playwright-it>
+        [Fact]
+        public async Task ShouldWaitForVisible()
+        {
+            await Page.GoToAsync(TestConstants.ServerUrl + "/input/button.html");
+            await Page.QuerySelectorEvaluateAsync("button", "b => b.style.display = 'none'");
+
+            var clickTask = Page.ClickAsync("button");
+
+            for (int i = 0; i < 5; i++)
+            {
+                await Page.EvaluateAsync("1");
+            }
+            Assert.False(clickTask.IsCompleted);
+
+            await Page.QuerySelectorEvaluateAsync("button", "b => b.style.display = 'block'");
+
+            Assert.True(clickTask.IsCompleted);
+            Assert.Equal("Clicked", await Page.EvaluateAsync<string>("result"));
+        }
+
+        ///<playwright-file>click.spec.js</playwright-file>
+        ///<playwright-describe>Page.click</playwright-describe>
+        ///<playwright-it>should click wrapped links</playwright-it>
+        [Fact]
+        public async Task ShouldClickWrappedLinks()
+        {
+            await Page.GoToAsync(TestConstants.ServerUrl + "/wrappedlink.html");
+            await Page.ClickAsync("a");
+            Assert.True(await Page.EvaluateAsync<bool>("window.__clicked"));
+        }
+
+        ///<playwright-file>click.spec.js</playwright-file>
+        ///<playwright-describe>Page.click</playwright-describe>
+        ///<playwright-it>should click on checkbox input and toggle</playwright-it>
+        [Fact]
+        public async Task ShouldClickOnCheckboxInputAndToggle()
+        {
+            await Page.GoToAsync(TestConstants.ServerUrl + "/input/checkbox.html");
+            Assert.Null(await Page.EvaluateAsync("result.check"));
+            await Page.ClickAsync("input#agree");
+            Assert.True(await Page.EvaluateAsync<bool>("result.check"));
+            Assert.Equal(new[] {
+                "mouseover",
+                "mouseenter",
+                "mousemove",
+                "mousedown",
+                "mouseup",
+                "click",
+                "input",
+                "change"
+            }, await Page.EvaluateAsync<string[]>("result.events"));
+            await Page.ClickAsync("input#agree");
+            Assert.False(await Page.EvaluateAsync<bool>("result.check"));
+        }
+
+        ///<playwright-file>click.spec.js</playwright-file>
+        ///<playwright-describe>Page.click</playwright-describe>
+        ///<playwright-it>should click on checkbox label and toggle</playwright-it>
+        [Fact]
+        public async Task ShouldClickOnCheckboxLabelAndToggle()
+        {
+            await Page.GoToAsync(TestConstants.ServerUrl + "/input/checkbox.html");
+            Assert.Null(await Page.EvaluateAsync("result.check"));
+            await Page.ClickAsync("label[for=\"agree\"]");
+            Assert.True(await Page.EvaluateAsync<bool>("result.check"));
+            Assert.Equal(new[] {
+                "click",
+                "input",
+                "change"
+            }, await Page.EvaluateAsync<string[]>("result.events"));
+            await Page.ClickAsync("label[for=\"agree\"]");
+            Assert.False(await Page.EvaluateAsync<bool>("result.check"));
+        }
+
+        ///<playwright-file>click.spec.js</playwright-file>
+        ///<playwright-describe>Page.click</playwright-describe>
+        ///<playwright-it>should fail to click a missing button</playwright-it>
+        [Fact]
+        public async Task ShouldFailToClickAMissingButton()
+        {
+            await Page.GoToAsync(TestConstants.ServerUrl + "/input/button.html");
+            var exception = await Assert.ThrowsAsync<SelectorException>(()
+                => Page.ClickAsync("button.does-not-exist"));
+            Assert.Equal("No node found for selector: button.does-not-exist", exception.Message);
+            Assert.Equal("button.does-not-exist", exception.Selector);
+        }
+
+        ///<playwright-file>click.spec.js</playwright-file>
+        ///<playwright-describe>Page.click</playwright-describe>
+        ///<playwright-it>should not hang with touch-enabled viewports</playwright-it>
+        [Fact]
+        public async Task ShouldNotHangWithTouchEnabledViewports()
+        {
+            await Page.SetViewportAsync(TestConstants.IPhone.ViewPort);
+            await Page.Mouse.DownAsync();
+            await Page.Mouse.MoveAsync(100, 10);
+            await Page.Mouse.UpAsync();
+        }
+
+        ///<playwright-file>click.spec.js</playwright-file>
+        ///<playwright-describe>Page.click</playwright-describe>
+        ///<playwright-it>should scroll and click the button</playwright-it>
+        [Fact]
+        public async Task ShouldScrollAndClickTheButton()
+        {
+            await Page.GoToAsync(TestConstants.ServerUrl + "/input/scrollable.html");
+            await Page.ClickAsync("#button-5");
+            Assert.Equal("clicked", await Page.EvaluateAsync<string>("document.querySelector(\"#button-5\").textContent"));
+            await Page.ClickAsync("#button-80");
+            Assert.Equal("clicked", await Page.EvaluateAsync<string>("document.querySelector(\"#button-80\").textContent"));
+        }
+
+        ///<playwright-file>click.spec.js</playwright-file>
+        ///<playwright-describe>Page.click</playwright-describe>
+        ///<playwright-it>should double click the button</playwright-it>
+        [Fact]
+        public async Task ShouldDoubleClickTheButton()
+        {
+            await Page.GoToAsync(TestConstants.ServerUrl + "/input/button.html");
+            await Page.EvaluateAsync(@"{
+               window.double = false;
+               const button = document.querySelector('button');
+               button.addEventListener('dblclick', event => {
+                 window.double = true;
+               });
+            }");
+            var button = await Page.QuerySelectorAsync("button");
+            await button.ClickAsync(new ClickOptions { ClickCount = 2 });
+            Assert.True(await Page.EvaluateAsync<bool>("double"));
+            Assert.Equal("Clicked", await Page.EvaluateAsync<string>("result"));
+        }
+
+        ///<playwright-file>click.spec.js</playwright-file>
+        ///<playwright-describe>Page.click</playwright-describe>
+        ///<playwright-it>should click a partially obscured button</playwright-it>
+        [Fact]
+        public async Task ShouldClickAPartiallyObscuredButton()
+        {
+            await Page.GoToAsync(TestConstants.ServerUrl + "/input/button.html");
+            await Page.EvaluateAsync(@"{
+                const button = document.querySelector('button');
+                button.textContent = 'Some really long text that will go offscreen';
+
+button.style.position = 'absolute';
+                button.style.left = '368px';
+            }");
+            await Page.ClickAsync("button");
+            Assert.Equal("Clicked", await Page.EvaluateAsync<string>("result"));
+        }
+
+        ///<playwright-file>click.spec.js</playwright-file>
+        ///<playwright-describe>Page.click</playwright-describe>
+        ///<playwright-it>should click a rotated button</playwright-it>
+        [Fact]
+        public async Task ShouldClickARotatedButton()
+        {
+            await Page.GoToAsync(TestConstants.ServerUrl + "/input/rotatedButton.html");
+            await Page.ClickAsync("button");
+            Assert.Equal("Clicked", await Page.EvaluateAsync<string>("result"));
+        }
+
+        ///<playwright-file>click.spec.js</playwright-file>
+        ///<playwright-describe>Page.click</playwright-describe>
+        ///<playwright-it>should fire contextmenu event on right click</playwright-it>
+        [Fact]
+        public async Task ShouldFireContextmenuEventOnRightClick()
+        {
+            await Page.GoToAsync(TestConstants.ServerUrl + "/input/scrollable.html");
+            await Page.ClickAsync("#button-8", new ClickOptions { Button = MouseButton.Right });
+            Assert.Equal("context menu", await Page.EvaluateAsync<string>("document.querySelector('#button-8').textContent"));
+        }
+
+        ///<playwright-file>click.spec.js</playwright-file>
+        ///<playwright-describe>Page.click</playwright-describe>
+        ///<playwright-it>should click links which cause navigation</playwright-it>
+        [Fact]
+        public async Task ShouldClickLinksWhichCauseNavigation()
+        {
+            await Page.SetContentAsync($"<a href=\"{TestConstants.EmptyPage}\">empty.html</a>");
+            // This await should not hang.
+            await Page.ClickAsync("a");
+        }
+
+        ///<playwright-file>click.spec.js</playwright-file>
+        ///<playwright-describe>Page.click</playwright-describe>
+        ///<playwright-it>should click the button inside an iframe</playwright-it>
+        [Fact]
+        public async Task ShouldClickTheButtonInsideAnIframe()
+        {
+            await Page.GoToAsync(TestConstants.EmptyPage);
+            await Page.SetContentAsync("<div style=\"width:100px;height:100px\">spacer</div>");
+            await FrameUtils.AttachFrameAsync(Page, "button-test", TestConstants.ServerUrl + "/input/button.html");
+            var frame = Page.FirstChildFrame();
+            var button = await frame.QuerySelectorAsync("button");
+            await button.ClickAsync();
+            Assert.Equal("Clicked", await frame.EvaluateAsync<string>("window.result"));
+        }
+
+        ///<playwright-file>click.spec.js</playwright-file>
+        ///<playwright-describe>Page.click</playwright-describe>
+        ///<playwright-it>should click the button with fixed position inside an iframe</playwright-it>
+        [Fact(Skip = "See test in playwright")]
+        public async Task ShouldClickTheButtonWithFixedPositionInsideAnIframe()
+        {
+            await Page.GoToAsync(TestConstants.EmptyPage);
+            await Page.SetViewportAsync(new Viewport
+            {
+                Width = 500,
+                Height = 500
+            });
+            await Page.SetContentAsync("<div style=\"width:100px;height:2000px\">spacer</div>");
+            await FrameUtils.AttachFrameAsync(Page, "button-test", TestConstants.ServerUrl + "/input/button.html");
+            var frame = Page.FirstChildFrame();
+            await frame.QuerySelectorEvaluateAsync("button", "button => button.style.setProperty('position', 'fixed')");
+            await frame.ClickAsync("button");
+            Assert.Equal("Clicked", await frame.EvaluateAsync<string>("window.result"));
+        }
+
+        ///<playwright-file>click.spec.js</playwright-file>
+        ///<playwright-describe>Page.click</playwright-describe>
+        ///<playwright-it>should click the button with deviceScaleFactor set</playwright-it>
+        [Fact]
+        public async Task ShouldClickTheButtonWithDeviceScaleFactorSet()
+        {
+            await Page.SetViewportAsync(new Viewport { Width = 400, Height = 400, DeviceScaleFactor = 5 });
+            Assert.Equal(5, await Page.EvaluateAsync<int>("window.devicePixelRatio"));
+            await Page.SetContentAsync("<div style=\"width:100px;height:100px\">spacer</div>");
+            await FrameUtils.AttachFrameAsync(Page, "button-test", TestConstants.ServerUrl + "/input/button.html");
+            var frame = Page.FirstChildFrame();
+            var button = await frame.QuerySelectorAsync("button");
+            await button.ClickAsync();
+            Assert.Equal("Clicked", await frame.EvaluateAsync<string>("window.result"));
+        }
+
+        ///<playwright-file>click.spec.js</playwright-file>
+        ///<playwright-describe>Page.click</playwright-describe>
+        ///<playwright-it>should click the button with px border with relative point</playwright-it>
+        [Fact]
+        public async Task ShouldClickTheButtonWithPxBorderWithRelativePoint()
+        {
+            await Page.GoToAsync(TestConstants.ServerUrl + "/input/button.html");
+            await Page.QuerySelectorEvaluateAsync("button", "button => button.style.borderWidth = '8px'");
+            await Page.ClickAsync("button", new ClickOptions { RelativePoint = new Point { X = 20, Y = 10 } });
+            Assert.Equal("Clicked", await Page.EvaluateAsync<string>("window.result"));
+            // Safari reports border-relative offsetX/offsetY.
+            Assert.Equal(TestConstants.IsWebKit ? 20 + 8 : 20, await Page.EvaluateAsync<int>("offsetX"));
+            Assert.Equal(TestConstants.IsWebKit ? 10 + 8 : 10, await Page.EvaluateAsync<int>("offsetY"));
+        }
+
+        ///<playwright-file>click.spec.js</playwright-file>
+        ///<playwright-describe>Page.click</playwright-describe>
+        ///<playwright-it>should click the button with em border with relative point</playwright-it>
+        [Fact]
+        public async Task ShouldClickTheButtonWithEmBorderWithRelativePoint()
+        {
+            await Page.GoToAsync(TestConstants.ServerUrl + "/input/button.html");
+            await Page.QuerySelectorEvaluateAsync("button", "button => button.style.borderWidth = '2em'");
+            await Page.QuerySelectorEvaluateAsync("button", "button => button.style.fontSize = '12px'");
+            await Page.ClickAsync("button", new ClickOptions { RelativePoint = new Point { X = 20, Y = 10 } });
+            Assert.Equal("Clicked", await Page.EvaluateAsync<string>("window.result"));
+            // Safari reports border-relative offsetX/offsetY.
+            Assert.Equal(TestConstants.IsWebKit ? 12 * 2 + 20 : 20, await Page.EvaluateAsync<int>("offsetX"));
+            Assert.Equal(TestConstants.IsWebKit ? 12 * 2 + 20 : 10, await Page.EvaluateAsync<int>("offsetY"));
+        }
+
+        ///<playwright-file>click.spec.js</playwright-file>
+        ///<playwright-describe>Page.click</playwright-describe>
+        ///<playwright-it>should click a very large button with relative point</playwright-it>
+        [Fact]
+        public async Task ShouldClickAVeryLargeButtonWithRelativePoint()
+        {
+            await Page.GoToAsync(TestConstants.ServerUrl + "/input/button.html");
+            await Page.QuerySelectorEvaluateAsync("button", "button => button.style.borderWidth = '8px'");
+            await Page.QuerySelectorEvaluateAsync("button", "button.style.height = button.style.width = '2000px'");
+            await Page.ClickAsync("button", new ClickOptions { RelativePoint = new Point { X = 1900, Y = 1910 } });
+            Assert.Equal("Clicked", await Page.EvaluateAsync<string>("window.result"));
+            // Safari reports border-relative offsetX/offsetY.
+            Assert.Equal(TestConstants.IsWebKit ? 1900 + 8 : 1900, await Page.EvaluateAsync<int>("offsetX"));
+            Assert.Equal(TestConstants.IsWebKit ? 1910 + 8 : 1910, await Page.EvaluateAsync<int>("offsetY"));
+        }
+
+        ///<playwright-file>click.spec.js</playwright-file>
+        ///<playwright-describe>Page.click</playwright-describe>
+        ///<playwright-it>should click a button in scrolling container with relative point</playwright-it>
+        [Fact(Skip = "Skipped in Playwright")]
+        public async Task ShouldClickAButtonInScrollingContainerWithRelativePoint()
+        {
+            await Page.GoToAsync(TestConstants.ServerUrl + "/input/button.html");
+            await Page.QuerySelectorEvaluateAsync("button", @"button => {
+                const container = document.createElement('div');
+                container.style.overflow = 'auto';
+                container.style.width = '200px';
+                container.style.height = '200px';
+                button.parentElement.insertBefore(container, button);
+                container.appendChild(button);
+                button.style.height = '2000px';
+                button.style.width = '2000px';
+            }");
+
+            await Page.ClickAsync("button", new ClickOptions { RelativePoint = new Point { X = 1900, Y = 1910 } });
+            Assert.Equal("Clicked", await Page.EvaluateAsync<string>("window.result"));
+            // Safari reports border-relative offsetX/offsetY.
+            Assert.Equal(1900, await Page.EvaluateAsync<int>("offsetX"));
+            Assert.Equal(1910, await Page.EvaluateAsync<int>("offsetY"));
+        }
+
+        ///<playwright-file>click.spec.js</playwright-file>
+        ///<playwright-describe>Page.click</playwright-describe>
+        ///<playwright-it>should update modifiers correctly</playwright-it>
+        [SkipBrowserAndPlayformFact(skipWebkit: true)]
+        public async Task ShouldUpdateModifiersCorrectly()
+        {
+            await Page.GoToAsync(TestConstants.ServerUrl + "/input/button.html");
+            await Page.ClickAsync("button", new ClickOptions { Modifiers = new[] { ClickModifier.Shift } });
+            Assert.True(await Page.EvaluateAsync<bool>("shiftKey"));
+            await Page.ClickAsync("button", new ClickOptions { Modifiers = new ClickModifier[] { } });
+            Assert.False(await Page.EvaluateAsync<bool>("shiftKey"));
+
+            await Page.Keyboard.DownAsync("Shift");
+
+            await Page.ClickAsync("button", new ClickOptions { Modifiers = new ClickModifier[] { } });
+            Assert.False(await Page.EvaluateAsync<bool>("shiftKey"));
+
+            await Page.ClickAsync("button");
+            Assert.True(await Page.EvaluateAsync<bool>("shiftKey"));
+
+            await Page.Keyboard.UpAsync("Shift");
+
+            await Page.ClickAsync("button");
+            Assert.False(await Page.EvaluateAsync<bool>("shiftKey"));
+
+        }
+
+        ///<playwright-file>click.spec.js</playwright-file>
+        ///<playwright-describe>Page.click</playwright-describe>
+        ///<playwright-it>should click an offscreen element when scroll-behavior is smooth</playwright-it>
+        [SkipBrowserAndPlayformFact(skipChromium: true)]
+        public async Task ShouldClickAnOffscreenElementWhenScrollBehaviorIsSmooth()
+        {
+            await Page.SetContentAsync(@$"
+            <div style=""border: 1px solid black; height: 500px; overflow: auto; width: 500px; scroll-behavior: smooth"">
+                <button style=""margin-top: 2000px"" onClick=""window.clicked = true"" >hi</button>
+            </div>");
+
+            await Page.ClickAsync("button");
+            Assert.True(await Page.EvaluateAsync<bool>("window.clicked"));
+        }
+    }
+}

src/PlaywrightSharp.Tests/PageExtensions.cs

@@ -0,0 +1,10 @@
+using System;
+using System.Linq;
+
+namespace PlaywrightSharp.Tests
+{
+    internal static class PageExtensions
+    {
+        public static IFrame FirstChildFrame(this IPage page) => page.Frames.FirstOrDefault(f => f.ParentFrame == page.MainFrame);
+    }
+}

src/PlaywrightSharp/SelectorException.cs

@@ -0,0 +1,31 @@
+namespace PlaywrightSharp
+{
+    /// <summary>
+    /// Exception thrown when an element selector returns null.
+    /// </summary>
+    public class SelectorException : PlaywrightSharpException
+    {
+        /// <summary>
+        /// Gets the selector.
+        /// </summary>
+        /// <value>The selector.</value>
+        public string Selector { get; }
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SelectorException"/> class.
+        /// </summary>
+        /// <param name="message">Message.</param>
+        public SelectorException(string message) : base(message)
+        {
+        }
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SelectorException"/> class.
+        /// </summary>
+        /// <param name="message">Message.</param>
+        /// <param name="selector">Selector.</param>
+        public SelectorException(string message, string selector) : base(message)
+        {
+            Selector = selector;
+        }
+    }
+}

src/PlaywrightSharp/TargetClosedException.cs

@@ -0,0 +1,22 @@
+namespace PlaywrightSharp
+{
+    /// <summary>
+    /// Exception thrown by a connection when it detects that the target was closed.
+    /// </summary>
+    public class TargetClosedException : PlaywrightSharpException
+    {
+        /// <summary>
+        /// Close Reason.
+        /// </summary>
+        /// <value>The close reason.</value>
+        public string CloseReason { get; }
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TargetClosedException"/> class.
+        /// </summary>
+        /// <param name="message">Message.</param>
+        /// <param name="closeReason">Close reason.</param>
+        public TargetClosedException(string message, string closeReason) : base($"{message} ({closeReason})")
+            => CloseReason = closeReason;
+    }
+}