119 строки
3.3 KiB
C#
119 строки
3.3 KiB
C#
// Tests are common to both mtouch and mmp
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using System;
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using System.IO;
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using System.Collections.Generic;
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using System.Linq;
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using NUnit.Framework;
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using Mono.Cecil;
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using Xamarin.Tests;
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namespace Xamarin.ApiTest
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{
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[TestFixture]
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public class ApiTest
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{
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[Test]
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#if MONOTOUCH
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[TestCase (Profile.iOS)]
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[TestCase (Profile.watchOS)]
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[TestCase (Profile.tvOS)]
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#else
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[TestCase (Profile.macOSMobile)]
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[TestCase (Profile.macOSFull)]
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#endif
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public void AlwaysOptimizable (Profile profile)
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{
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// This test ensures that all methods that call optimizable methods have an [BindingImpl (BindingImplOptions.Optimizable)] attribute.
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// Current optimizable methods:
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// * BlockLiteral.SetupBlock
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// * BlockLiteral.SetupBlockImpl
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// * Runtime.get_DynamicRegistrationSupported
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var dll = Configuration.GetBaseLibrary (profile);
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var asm = AssemblyDefinition.ReadAssembly (dll);
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var failures = new List<string> ();
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foreach (var type in asm.MainModule.GetTypes ()) {
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foreach (var method in type.Methods) {
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if (!method.HasBody)
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continue;
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var mustBeOptimizable = false;
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MethodReference mr = null;
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foreach (var instr in method.Body.Instructions) {
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mr = instr.Operand as MethodReference;
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if (mr == null)
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continue;
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switch (mr.DeclaringType.Name) {
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case "BlockLiteral":
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if (type == mr.DeclaringType)
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continue; // Calls within BlockLiteral without the optimizable attribute is allowed
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switch (mr.Name) {
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case "SetupBlock":
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case "SetupBlockUnsafe":
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mustBeOptimizable = true;
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break;
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}
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break;
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case "Runtime":
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switch (mr.Name) {
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case "get_DynamicRegistrationSupported":
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mustBeOptimizable = true;
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break;
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}
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break;
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}
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if (mustBeOptimizable)
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break;
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}
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if (!mustBeOptimizable)
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continue;
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// Ensure it has a [BindingImpl (BindingImplOptions.Optimizable)] attribute.
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var isOptimizable = IsOptimizable (method);
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if (!isOptimizable)
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failures.Add ($"The method {method.FullName} calls {mr.FullName}, but it does not have a [BindingImpl (BindingImplOptions.Optimizable)] attribute.");
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}
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}
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if (failures.Count > 0)
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Assert.Fail ($"All methods calling optimizable API must be optimizable\n\t{string.Join ("\n\t", failures)}");
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}
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bool IsOptimizable (MethodDefinition method)
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{
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var isOptimizable = IsOptimizableProvider (method);
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if (!isOptimizable && (method.IsGetter || method.IsSetter)) {
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var property = method.DeclaringType.Properties.FirstOrDefault ((v) => v.GetMethod == method || v.SetMethod == method);
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if (IsOptimizableProvider (property))
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return true;
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}
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foreach (var ca in method.CustomAttributes) {
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if (ca.AttributeType.Name != "BindingImplAttribute")
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continue;
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var value = (int) ca.ConstructorArguments [0].Value;
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if ((value & 0x2) == 0x2) // BindingImplOptions.Optimizable = 2
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return true;
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}
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return false;
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}
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bool IsOptimizableProvider (ICustomAttributeProvider provider)
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{
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foreach (var ca in provider.CustomAttributes) {
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if (ca.AttributeType.Name != "BindingImplAttribute")
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continue;
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var value = (int) ca.ConstructorArguments [0].Value;
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if ((value & 0x2) == 0x2) // BindingImplOptions.Optimizable = 2
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return true;
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}
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return false;
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}
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}
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}
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