gecko-dev/dom/smil/test/smilTestUtils.js

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JavaScript

/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
/* vim: set ts=2 sw=2 sts=2 et: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
// Note: Class syntax roughly based on:
// https://developer.mozilla.org/en/Core_JavaScript_1.5_Guide/Inheritance
const SVG_NS = "http://www.w3.org/2000/svg";
const XLINK_NS = "http://www.w3.org/1999/xlink";
const MPATH_TARGET_ID = "smilTestUtilsTestingPath";
function extend(child, supertype) {
child.prototype.__proto__ = supertype.prototype;
}
// General Utility Methods
var SMILUtil = {
// Returns the first matched <svg> node in the document
getSVGRoot() {
return SMILUtil.getFirstElemWithTag("svg");
},
// Returns the first element in the document with the matching tag
getFirstElemWithTag(aTargetTag) {
var elemList = document.getElementsByTagName(aTargetTag);
return !elemList.length ? null : elemList[0];
},
// Simple wrapper for getComputedStyle
getComputedStyleSimple(elem, prop) {
return window.getComputedStyle(elem).getPropertyValue(prop);
},
getAttributeValue(elem, attr) {
if (attr.attrName == SMILUtil.getMotionFakeAttributeName()) {
// Fake motion "attribute" -- "computed value" is the element's CTM
return elem.getCTM();
}
if (attr.attrType == "CSS") {
return SMILUtil.getComputedStyleWrapper(elem, attr.attrName);
}
if (attr.attrType == "XML") {
// XXXdholbert This is appropriate for mapped attributes, but not
// for other attributes.
return SMILUtil.getComputedStyleWrapper(elem, attr.attrName);
}
},
// Smart wrapper for getComputedStyle, which will generate a "fake" computed
// style for recognized shorthand properties (font, font-variant, overflow, marker)
getComputedStyleWrapper(elem, propName) {
// Special cases for shorthand properties (which aren't directly queriable
// via getComputedStyle)
var computedStyle;
if (propName == "font") {
var subProps = [
"font-style",
"font-variant-caps",
"font-weight",
"font-size",
"line-height",
"font-family",
];
for (var i in subProps) {
var subPropStyle = SMILUtil.getComputedStyleSimple(elem, subProps[i]);
if (subPropStyle) {
if (subProps[i] == "line-height") {
// There needs to be a "/" before line-height
subPropStyle = "/ " + subPropStyle;
}
if (!computedStyle) {
computedStyle = subPropStyle;
} else {
computedStyle = computedStyle + " " + subPropStyle;
}
}
}
} else if (propName == "font-variant") {
// xxx - this isn't completely correct but it's sufficient for what's
// being tested here
computedStyle = SMILUtil.getComputedStyleSimple(
elem,
"font-variant-caps"
);
} else if (propName == "marker") {
var subProps = ["marker-end", "marker-mid", "marker-start"];
for (var i in subProps) {
if (!computedStyle) {
computedStyle = SMILUtil.getComputedStyleSimple(elem, subProps[i]);
} else {
is(
computedStyle,
SMILUtil.getComputedStyleSimple(elem, subProps[i]),
"marker sub-properties should match each other " +
"(they shouldn't be individually set)"
);
}
}
} else if (propName == "overflow") {
var subProps = ["overflow-x", "overflow-y"];
for (var i in subProps) {
if (!computedStyle) {
computedStyle = SMILUtil.getComputedStyleSimple(elem, subProps[i]);
} else {
is(
computedStyle,
SMILUtil.getComputedStyleSimple(elem, subProps[i]),
"overflow sub-properties should match each other " +
"(they shouldn't be individually set)"
);
}
}
} else {
computedStyle = SMILUtil.getComputedStyleSimple(elem, propName);
}
return computedStyle;
},
getMotionFakeAttributeName() {
return "_motion";
},
// Return stripped px value from specified value.
stripPx: str => str.replace(/px\s*$/, ""),
};
var CTMUtil = {
CTM_COMPONENTS_ALL: ["a", "b", "c", "d", "e", "f"],
CTM_COMPONENTS_ROTATE: ["a", "b", "c", "d"],
// Function to generate a CTM Matrix from a "summary"
// (a 3-tuple containing [tX, tY, theta])
generateCTM(aCtmSummary) {
if (!aCtmSummary || aCtmSummary.length != 3) {
ok(false, "Unexpected CTM summary tuple length: " + aCtmSummary.length);
}
var tX = aCtmSummary[0];
var tY = aCtmSummary[1];
var theta = aCtmSummary[2];
var cosTheta = Math.cos(theta);
var sinTheta = Math.sin(theta);
var newCtm = {
a: cosTheta,
c: -sinTheta,
e: tX,
b: sinTheta,
d: cosTheta,
f: tY,
};
return newCtm;
},
/// Helper for isCtmEqual
isWithinDelta(aTestVal, aExpectedVal, aErrMsg, aIsTodo) {
var testFunc = aIsTodo ? todo : ok;
const delta = 0.00001; // allowing margin of error = 10^-5
ok(
aTestVal >= aExpectedVal - delta && aTestVal <= aExpectedVal + delta,
aErrMsg + " | got: " + aTestVal + ", expected: " + aExpectedVal
);
},
assertCTMEqual(aLeftCtm, aRightCtm, aComponentsToCheck, aErrMsg, aIsTodo) {
var foundCTMDifference = false;
for (var j in aComponentsToCheck) {
var curComponent = aComponentsToCheck[j];
if (!aIsTodo) {
CTMUtil.isWithinDelta(
aLeftCtm[curComponent],
aRightCtm[curComponent],
aErrMsg + " | component: " + curComponent,
false
);
} else if (aLeftCtm[curComponent] != aRightCtm[curComponent]) {
foundCTMDifference = true;
}
}
if (aIsTodo) {
todo(!foundCTMDifference, aErrMsg + " | (currently marked todo)");
}
},
assertCTMNotEqual(aLeftCtm, aRightCtm, aComponentsToCheck, aErrMsg, aIsTodo) {
// CTM should not match initial one
var foundCTMDifference = false;
for (var j in aComponentsToCheck) {
var curComponent = aComponentsToCheck[j];
if (aLeftCtm[curComponent] != aRightCtm[curComponent]) {
foundCTMDifference = true;
break; // We found a difference, as expected. Success!
}
}
if (aIsTodo) {
todo(foundCTMDifference, aErrMsg + " | (currently marked todo)");
} else {
ok(foundCTMDifference, aErrMsg);
}
},
};
// Wrapper for timing information
function SMILTimingData(aBegin, aDur) {
this._begin = aBegin;
this._dur = aDur;
}
SMILTimingData.prototype = {
_begin: null,
_dur: null,
getBeginTime() {
return this._begin;
},
getDur() {
return this._dur;
},
getEndTime() {
return this._begin + this._dur;
},
getFractionalTime(aPortion) {
return this._begin + aPortion * this._dur;
},
};
/**
* Attribute: a container for information about an attribute we'll
* attempt to animate with SMIL in our tests.
*
* See also the factory methods below: NonAnimatableAttribute(),
* NonAdditiveAttribute(), and AdditiveAttribute().
*
* @param aAttrName The name of the attribute
* @param aAttrType The type of the attribute ("CSS" vs "XML")
* @param aTargetTag The name of an element that this attribute could be
* applied to.
* @param aIsAnimatable A bool indicating whether this attribute is defined as
* animatable in the SVG spec.
* @param aIsAdditive A bool indicating whether this attribute is defined as
* additive (i.e. supports "by" animation) in the SVG spec.
*/
function Attribute(
aAttrName,
aAttrType,
aTargetTag,
aIsAnimatable,
aIsAdditive
) {
this.attrName = aAttrName;
this.attrType = aAttrType;
this.targetTag = aTargetTag;
this.isAnimatable = aIsAnimatable;
this.isAdditive = aIsAdditive;
}
Attribute.prototype = {
// Member variables
attrName: null,
attrType: null,
isAnimatable: null,
testcaseList: null,
};
// Generators for Attribute objects. These allow lists of attribute
// definitions to be more human-readible than if we were using Attribute() with
// boolean flags, e.g. "Attribute(..., true, true), Attribute(..., true, false)
function NonAnimatableAttribute(aAttrName, aAttrType, aTargetTag) {
return new Attribute(aAttrName, aAttrType, aTargetTag, false, false);
}
function NonAdditiveAttribute(aAttrName, aAttrType, aTargetTag) {
return new Attribute(aAttrName, aAttrType, aTargetTag, true, false);
}
function AdditiveAttribute(aAttrName, aAttrType, aTargetTag) {
return new Attribute(aAttrName, aAttrType, aTargetTag, true, true);
}
/**
* TestcaseBundle: a container for a group of tests for a particular attribute
*
* @param aAttribute An Attribute object for the attribute
* @param aTestcaseList An array of AnimTestcase objects
*/
function TestcaseBundle(aAttribute, aTestcaseList, aSkipReason) {
this.animatedAttribute = aAttribute;
this.testcaseList = aTestcaseList;
this.skipReason = aSkipReason;
}
TestcaseBundle.prototype = {
// Member variables
animatedAttribute: null,
testcaseList: null,
skipReason: null,
// Methods
go(aTimingData) {
if (this.skipReason) {
todo(
false,
"Skipping a bundle for '" +
this.animatedAttribute.attrName +
"' because: " +
this.skipReason
);
} else {
// Sanity Check: Bundle should have > 0 testcases
if (!this.testcaseList || !this.testcaseList.length) {
ok(
false,
"a bundle for '" +
this.animatedAttribute.attrName +
"' has no testcases"
);
}
var targetElem = SMILUtil.getFirstElemWithTag(
this.animatedAttribute.targetTag
);
if (!targetElem) {
ok(
false,
"Error: can't find an element of type '" +
this.animatedAttribute.targetTag +
"', so I can't test property '" +
this.animatedAttribute.attrName +
"'"
);
return;
}
for (var testcaseIdx in this.testcaseList) {
var testcase = this.testcaseList[testcaseIdx];
if (testcase.skipReason) {
todo(
false,
"Skipping a testcase for '" +
this.animatedAttribute.attrName +
"' because: " +
testcase.skipReason
);
} else {
testcase.runTest(
targetElem,
this.animatedAttribute,
aTimingData,
false
);
testcase.runTest(
targetElem,
this.animatedAttribute,
aTimingData,
true
);
}
}
}
},
};
/**
* AnimTestcase: an abstract class that represents an animation testcase.
* (e.g. a set of "from"/"to" values to test)
*/
function AnimTestcase() {} // abstract => no constructor
AnimTestcase.prototype = {
// Member variables
_animElementTagName: "animate", // Can be overridden for e.g. animateColor
computedValMap: null,
skipReason: null,
// Methods
/**
* runTest: Runs this AnimTestcase
*
* @param aTargetElem The node to be targeted in our test animation.
* @param aTargetAttr An Attribute object representing the attribute
* to be targeted in our test animation.
* @param aTimeData A SMILTimingData object with timing information for
* our test animation.
* @param aIsFreeze If true, indicates that our test animation should use
* fill="freeze"; otherwise, we'll default to fill="remove".
*/
runTest(aTargetElem, aTargetAttr, aTimeData, aIsFreeze) {
// SANITY CHECKS
if (!SMILUtil.getSVGRoot().animationsPaused()) {
ok(false, "Should start each test with animations paused");
}
if (SMILUtil.getSVGRoot().getCurrentTime() != 0) {
ok(false, "Should start each test at time = 0");
}
// SET UP
// Cache initial computed value
var baseVal = SMILUtil.getAttributeValue(aTargetElem, aTargetAttr);
// Create & append animation element
var anim = this.setupAnimationElement(aTargetAttr, aTimeData, aIsFreeze);
aTargetElem.appendChild(anim);
// Build a list of [seek-time, expectedValue, errorMessage] triplets
var seekList = this.buildSeekList(
aTargetAttr,
baseVal,
aTimeData,
aIsFreeze
);
// DO THE ACTUAL TESTING
this.seekAndTest(seekList, aTargetElem, aTargetAttr);
// CLEAN UP
aTargetElem.removeChild(anim);
SMILUtil.getSVGRoot().setCurrentTime(0);
},
// HELPER FUNCTIONS
// setupAnimationElement: <animate> element
// Subclasses should extend this parent method
setupAnimationElement(aAnimAttr, aTimeData, aIsFreeze) {
var animElement = document.createElementNS(
SVG_NS,
this._animElementTagName
);
animElement.setAttribute("attributeName", aAnimAttr.attrName);
animElement.setAttribute("attributeType", aAnimAttr.attrType);
animElement.setAttribute("begin", aTimeData.getBeginTime());
animElement.setAttribute("dur", aTimeData.getDur());
if (aIsFreeze) {
animElement.setAttribute("fill", "freeze");
}
return animElement;
},
buildSeekList(aAnimAttr, aBaseVal, aTimeData, aIsFreeze) {
if (!aAnimAttr.isAnimatable) {
return this.buildSeekListStatic(
aAnimAttr,
aBaseVal,
aTimeData,
"defined as non-animatable in SVG spec"
);
}
if (this.computedValMap.noEffect) {
return this.buildSeekListStatic(
aAnimAttr,
aBaseVal,
aTimeData,
"testcase specified to have no effect"
);
}
return this.buildSeekListAnimated(
aAnimAttr,
aBaseVal,
aTimeData,
aIsFreeze
);
},
seekAndTest(aSeekList, aTargetElem, aTargetAttr) {
var svg = document.getElementById("svg");
for (var i in aSeekList) {
var entry = aSeekList[i];
SMILUtil.getSVGRoot().setCurrentTime(entry[0]);
// Bug 1379908: The computed value of stroke-* properties should be
// serialized with px units, but currently Gecko and Servo don't do that
// when animating these values.
if (
["stroke-width", "stroke-dasharray", "stroke-dashoffset"].includes(
aTargetAttr.attrName
)
) {
var attr = SMILUtil.stripPx(
SMILUtil.getAttributeValue(aTargetElem, aTargetAttr)
);
var expectedVal = SMILUtil.stripPx(entry[1]);
is(attr, expectedVal, entry[2]);
return;
}
is(
SMILUtil.getAttributeValue(aTargetElem, aTargetAttr),
entry[1],
entry[2]
);
}
},
// methods that expect to be overridden in subclasses
buildSeekListStatic(aAnimAttr, aBaseVal, aTimeData, aReasonStatic) {},
buildSeekListAnimated(aAnimAttr, aBaseVal, aTimeData, aIsFreeze) {},
};
// Abstract parent class to share code between from-to & from-by testcases.
function AnimTestcaseFrom() {} // abstract => no constructor
AnimTestcaseFrom.prototype = {
// Member variables
from: null,
// Methods
setupAnimationElement(aAnimAttr, aTimeData, aIsFreeze) {
// Call super, and then add my own customization
var animElem = AnimTestcase.prototype.setupAnimationElement.apply(this, [
aAnimAttr,
aTimeData,
aIsFreeze,
]);
animElem.setAttribute("from", this.from);
return animElem;
},
buildSeekListStatic(aAnimAttr, aBaseVal, aTimeData, aReasonStatic) {
var seekList = new Array();
var msgPrefix =
aAnimAttr.attrName + ": shouldn't be affected by animation ";
seekList.push([
aTimeData.getBeginTime(),
aBaseVal,
msgPrefix + "(at animation begin) - " + aReasonStatic,
]);
seekList.push([
aTimeData.getFractionalTime(1 / 2),
aBaseVal,
msgPrefix + "(at animation mid) - " + aReasonStatic,
]);
seekList.push([
aTimeData.getEndTime(),
aBaseVal,
msgPrefix + "(at animation end) - " + aReasonStatic,
]);
seekList.push([
aTimeData.getEndTime() + aTimeData.getDur(),
aBaseVal,
msgPrefix + "(after animation end) - " + aReasonStatic,
]);
return seekList;
},
buildSeekListAnimated(aAnimAttr, aBaseVal, aTimeData, aIsFreeze) {
var seekList = new Array();
var msgPrefix = aAnimAttr.attrName + ": ";
if (aTimeData.getBeginTime() > 0.1) {
seekList.push([
aTimeData.getBeginTime() - 0.1,
aBaseVal,
msgPrefix +
"checking that base value is set " +
"before start of animation",
]);
}
seekList.push([
aTimeData.getBeginTime(),
this.computedValMap.fromComp || this.from,
msgPrefix +
"checking that 'from' value is set " +
"at start of animation",
]);
seekList.push([
aTimeData.getFractionalTime(1 / 2),
this.computedValMap.midComp || this.computedValMap.toComp || this.to,
msgPrefix + "checking value halfway through animation",
]);
var finalMsg;
var expectedEndVal;
if (aIsFreeze) {
expectedEndVal = this.computedValMap.toComp || this.to;
finalMsg = msgPrefix + "[freeze-mode] checking that final value is set ";
} else {
expectedEndVal = aBaseVal;
finalMsg =
msgPrefix + "[remove-mode] checking that animation is cleared ";
}
seekList.push([
aTimeData.getEndTime(),
expectedEndVal,
finalMsg + "at end of animation",
]);
seekList.push([
aTimeData.getEndTime() + aTimeData.getDur(),
expectedEndVal,
finalMsg + "after end of animation",
]);
return seekList;
},
};
extend(AnimTestcaseFrom, AnimTestcase);
/*
* A testcase for a simple "from-to" animation
* @param aFrom The 'from' value
* @param aTo The 'to' value
* @param aComputedValMap A hash-map that contains some computed values,
* if they're needed, as follows:
* - fromComp: Computed value version of |aFrom| (if different from |aFrom|)
* - midComp: Computed value that we expect to visit halfway through the
* animation (if different from |aTo|)
* - toComp: Computed value version of |aTo| (if different from |aTo|)
* - noEffect: Special flag -- if set, indicates that this testcase is
* expected to have no effect on the computed value. (e.g. the
* given values are invalid.)
* @param aSkipReason If this test-case is known to currently fail, this
* parameter should be a string explaining why.
* Otherwise, this value should be null (or omitted).
*
*/
function AnimTestcaseFromTo(aFrom, aTo, aComputedValMap, aSkipReason) {
this.from = aFrom;
this.to = aTo;
this.computedValMap = aComputedValMap || {}; // Let aComputedValMap be omitted
this.skipReason = aSkipReason;
}
AnimTestcaseFromTo.prototype = {
// Member variables
to: null,
// Methods
setupAnimationElement(aAnimAttr, aTimeData, aIsFreeze) {
// Call super, and then add my own customization
var animElem = AnimTestcaseFrom.prototype.setupAnimationElement.apply(
this,
[aAnimAttr, aTimeData, aIsFreeze]
);
animElem.setAttribute("to", this.to);
return animElem;
},
};
extend(AnimTestcaseFromTo, AnimTestcaseFrom);
/*
* A testcase for a simple "from-by" animation.
*
* @param aFrom The 'from' value
* @param aBy The 'by' value
* @param aComputedValMap A hash-map that contains some computed values that
* we expect to visit, as follows:
* - fromComp: Computed value version of |aFrom| (if different from |aFrom|)
* - midComp: Computed value that we expect to visit halfway through the
* animation (|aFrom| + |aBy|/2)
* - toComp: Computed value of the animation endpoint (|aFrom| + |aBy|)
* - noEffect: Special flag -- if set, indicates that this testcase is
* expected to have no effect on the computed value. (e.g. the
* given values are invalid. Or the attribute may be animatable
* and additive, but the particular "from" & "by" values that
* are used don't support addition.)
* @param aSkipReason If this test-case is known to currently fail, this
* parameter should be a string explaining why.
* Otherwise, this value should be null (or omitted).
*/
function AnimTestcaseFromBy(aFrom, aBy, aComputedValMap, aSkipReason) {
this.from = aFrom;
this.by = aBy;
this.computedValMap = aComputedValMap;
this.skipReason = aSkipReason;
if (
this.computedValMap &&
!this.computedValMap.noEffect &&
!this.computedValMap.toComp
) {
ok(false, "AnimTestcaseFromBy needs expected computed final value");
}
}
AnimTestcaseFromBy.prototype = {
// Member variables
by: null,
// Methods
setupAnimationElement(aAnimAttr, aTimeData, aIsFreeze) {
// Call super, and then add my own customization
var animElem = AnimTestcaseFrom.prototype.setupAnimationElement.apply(
this,
[aAnimAttr, aTimeData, aIsFreeze]
);
animElem.setAttribute("by", this.by);
return animElem;
},
buildSeekList(aAnimAttr, aBaseVal, aTimeData, aIsFreeze) {
if (!aAnimAttr.isAdditive) {
return this.buildSeekListStatic(
aAnimAttr,
aBaseVal,
aTimeData,
"defined as non-additive in SVG spec"
);
}
// Just use inherited method
return AnimTestcaseFrom.prototype.buildSeekList.apply(this, [
aAnimAttr,
aBaseVal,
aTimeData,
aIsFreeze,
]);
},
};
extend(AnimTestcaseFromBy, AnimTestcaseFrom);
/*
* A testcase for a "paced-mode" animation
* @param aValues An array of values, to be used as the "Values" list
* @param aComputedValMap A hash-map that contains some computed values,
* if they're needed, as follows:
* - comp0: The computed value at the start of the animation
* - comp1_6: The computed value exactly 1/6 through animation
* - comp1_3: The computed value exactly 1/3 through animation
* - comp2_3: The computed value exactly 2/3 through animation
* - comp1: The computed value of the animation endpoint
* The math works out easiest if...
* (a) aValuesString has 3 entries in its values list: vA, vB, vC
* (b) dist(vB, vC) = 2 * dist(vA, vB)
* With this setup, we can come up with expected intermediate values according
* to the following rules:
* - comp0 should be vA
* - comp1_6 should be us halfway between vA and vB
* - comp1_3 should be vB
* - comp2_3 should be halfway between vB and vC
* - comp1 should be vC
* @param aSkipReason If this test-case is known to currently fail, this
* parameter should be a string explaining why.
* Otherwise, this value should be null (or omitted).
*/
function AnimTestcasePaced(aValuesString, aComputedValMap, aSkipReason) {
this.valuesString = aValuesString;
this.computedValMap = aComputedValMap;
this.skipReason = aSkipReason;
if (
this.computedValMap &&
(!this.computedValMap.comp0 ||
!this.computedValMap.comp1_6 ||
!this.computedValMap.comp1_3 ||
!this.computedValMap.comp2_3 ||
!this.computedValMap.comp1)
) {
ok(false, "This AnimTestcasePaced has an incomplete computed value map");
}
}
AnimTestcasePaced.prototype = {
// Member variables
valuesString: null,
// Methods
setupAnimationElement(aAnimAttr, aTimeData, aIsFreeze) {
// Call super, and then add my own customization
var animElem = AnimTestcase.prototype.setupAnimationElement.apply(this, [
aAnimAttr,
aTimeData,
aIsFreeze,
]);
animElem.setAttribute("values", this.valuesString);
animElem.setAttribute("calcMode", "paced");
return animElem;
},
buildSeekListAnimated(aAnimAttr, aBaseVal, aTimeData, aIsFreeze) {
var seekList = new Array();
var msgPrefix = aAnimAttr.attrName + ": checking value ";
seekList.push([
aTimeData.getBeginTime(),
this.computedValMap.comp0,
msgPrefix + "at start of animation",
]);
seekList.push([
aTimeData.getFractionalTime(1 / 6),
this.computedValMap.comp1_6,
msgPrefix + "1/6 of the way through animation.",
]);
seekList.push([
aTimeData.getFractionalTime(1 / 3),
this.computedValMap.comp1_3,
msgPrefix + "1/3 of the way through animation.",
]);
seekList.push([
aTimeData.getFractionalTime(2 / 3),
this.computedValMap.comp2_3,
msgPrefix + "2/3 of the way through animation.",
]);
var finalMsg;
var expectedEndVal;
if (aIsFreeze) {
expectedEndVal = this.computedValMap.comp1;
finalMsg =
aAnimAttr.attrName +
": [freeze-mode] checking that final value is set ";
} else {
expectedEndVal = aBaseVal;
finalMsg =
aAnimAttr.attrName +
": [remove-mode] checking that animation is cleared ";
}
seekList.push([
aTimeData.getEndTime(),
expectedEndVal,
finalMsg + "at end of animation",
]);
seekList.push([
aTimeData.getEndTime() + aTimeData.getDur(),
expectedEndVal,
finalMsg + "after end of animation",
]);
return seekList;
},
buildSeekListStatic(aAnimAttr, aBaseVal, aTimeData, aReasonStatic) {
var seekList = new Array();
var msgPrefix =
aAnimAttr.attrName + ": shouldn't be affected by animation ";
seekList.push([
aTimeData.getBeginTime(),
aBaseVal,
msgPrefix + "(at animation begin) - " + aReasonStatic,
]);
seekList.push([
aTimeData.getFractionalTime(1 / 6),
aBaseVal,
msgPrefix + "(1/6 of the way through animation) - " + aReasonStatic,
]);
seekList.push([
aTimeData.getFractionalTime(1 / 3),
aBaseVal,
msgPrefix + "(1/3 of the way through animation) - " + aReasonStatic,
]);
seekList.push([
aTimeData.getFractionalTime(2 / 3),
aBaseVal,
msgPrefix + "(2/3 of the way through animation) - " + aReasonStatic,
]);
seekList.push([
aTimeData.getEndTime(),
aBaseVal,
msgPrefix + "(at animation end) - " + aReasonStatic,
]);
seekList.push([
aTimeData.getEndTime() + aTimeData.getDur(),
aBaseVal,
msgPrefix + "(after animation end) - " + aReasonStatic,
]);
return seekList;
},
};
extend(AnimTestcasePaced, AnimTestcase);
/*
* A testcase for an <animateMotion> animation.
*
* @param aAttrValueHash A hash-map mapping attribute names to values.
* Should include at least 'path', 'values', 'to'
* or 'by' to describe the motion path.
* @param aCtmMap A hash-map that contains summaries of the expected resulting
* CTM at various points during the animation. The CTM is
* summarized as a tuple of three numbers: [tX, tY, theta]
(indicating a translate(tX,tY) followed by a rotate(theta))
* - ctm0: The CTM summary at the start of the animation
* - ctm1_6: The CTM summary at exactly 1/6 through animation
* - ctm1_3: The CTM summary at exactly 1/3 through animation
* - ctm2_3: The CTM summary at exactly 2/3 through animation
* - ctm1: The CTM summary at the animation endpoint
*
* NOTE: For paced-mode animation (the default for animateMotion), the math
* works out easiest if:
* (a) our motion path has 3 points: vA, vB, vC
* (b) dist(vB, vC) = 2 * dist(vA, vB)
* (See discussion in header comment for AnimTestcasePaced.)
*
* @param aSkipReason If this test-case is known to currently fail, this
* parameter should be a string explaining why.
* Otherwise, this value should be null (or omitted).
*/
function AnimMotionTestcase(aAttrValueHash, aCtmMap, aSkipReason) {
this.attrValueHash = aAttrValueHash;
this.ctmMap = aCtmMap;
this.skipReason = aSkipReason;
if (
this.ctmMap &&
(!this.ctmMap.ctm0 ||
!this.ctmMap.ctm1_6 ||
!this.ctmMap.ctm1_3 ||
!this.ctmMap.ctm2_3 ||
!this.ctmMap.ctm1)
) {
ok(false, "This AnimMotionTestcase has an incomplete CTM map");
}
}
AnimMotionTestcase.prototype = {
// Member variables
_animElementTagName: "animateMotion",
// Implementations of inherited methods that we need to override:
// --------------------------------------------------------------
setupAnimationElement(aAnimAttr, aTimeData, aIsFreeze) {
var animElement = document.createElementNS(
SVG_NS,
this._animElementTagName
);
animElement.setAttribute("begin", aTimeData.getBeginTime());
animElement.setAttribute("dur", aTimeData.getDur());
if (aIsFreeze) {
animElement.setAttribute("fill", "freeze");
}
for (var attrName in this.attrValueHash) {
if (attrName == "mpath") {
this.createPath(this.attrValueHash[attrName]);
this.createMpath(animElement);
} else {
animElement.setAttribute(attrName, this.attrValueHash[attrName]);
}
}
return animElement;
},
createPath(aPathDescription) {
var path = document.createElementNS(SVG_NS, "path");
path.setAttribute("d", aPathDescription);
path.setAttribute("id", MPATH_TARGET_ID);
return SMILUtil.getSVGRoot().appendChild(path);
},
createMpath(aAnimElement) {
var mpath = document.createElementNS(SVG_NS, "mpath");
mpath.setAttributeNS(XLINK_NS, "href", "#" + MPATH_TARGET_ID);
return aAnimElement.appendChild(mpath);
},
// Override inherited seekAndTest method since...
// (a) it expects a computedValMap and we have a computed-CTM map instead
// and (b) it expects we might have no effect (for non-animatable attrs)
buildSeekList(aAnimAttr, aBaseVal, aTimeData, aIsFreeze) {
var seekList = new Array();
var msgPrefix = "CTM mismatch ";
seekList.push([
aTimeData.getBeginTime(),
CTMUtil.generateCTM(this.ctmMap.ctm0),
msgPrefix + "at start of animation",
]);
seekList.push([
aTimeData.getFractionalTime(1 / 6),
CTMUtil.generateCTM(this.ctmMap.ctm1_6),
msgPrefix + "1/6 of the way through animation.",
]);
seekList.push([
aTimeData.getFractionalTime(1 / 3),
CTMUtil.generateCTM(this.ctmMap.ctm1_3),
msgPrefix + "1/3 of the way through animation.",
]);
seekList.push([
aTimeData.getFractionalTime(2 / 3),
CTMUtil.generateCTM(this.ctmMap.ctm2_3),
msgPrefix + "2/3 of the way through animation.",
]);
var finalMsg;
var expectedEndVal;
if (aIsFreeze) {
expectedEndVal = CTMUtil.generateCTM(this.ctmMap.ctm1);
finalMsg =
aAnimAttr.attrName +
": [freeze-mode] checking that final value is set ";
} else {
expectedEndVal = aBaseVal;
finalMsg =
aAnimAttr.attrName +
": [remove-mode] checking that animation is cleared ";
}
seekList.push([
aTimeData.getEndTime(),
expectedEndVal,
finalMsg + "at end of animation",
]);
seekList.push([
aTimeData.getEndTime() + aTimeData.getDur(),
expectedEndVal,
finalMsg + "after end of animation",
]);
return seekList;
},
// Override inherited seekAndTest method
// (Have to use assertCTMEqual() instead of is() for comparison, to check each
// component of the CTM and to allow for a small margin of error.)
seekAndTest(aSeekList, aTargetElem, aTargetAttr) {
var svg = document.getElementById("svg");
for (var i in aSeekList) {
var entry = aSeekList[i];
SMILUtil.getSVGRoot().setCurrentTime(entry[0]);
CTMUtil.assertCTMEqual(
aTargetElem.getCTM(),
entry[1],
CTMUtil.CTM_COMPONENTS_ALL,
entry[2],
false
);
}
},
// Override "runTest" method so we can remove any <path> element that we
// created at the end of each test.
runTest(aTargetElem, aTargetAttr, aTimeData, aIsFreeze) {
AnimTestcase.prototype.runTest.apply(this, [
aTargetElem,
aTargetAttr,
aTimeData,
aIsFreeze,
]);
var pathElem = document.getElementById(MPATH_TARGET_ID);
if (pathElem) {
SMILUtil.getSVGRoot().removeChild(pathElem);
}
},
};
extend(AnimMotionTestcase, AnimTestcase);
// MAIN METHOD
function testBundleList(aBundleList, aTimingData) {
for (var bundleIdx in aBundleList) {
aBundleList[bundleIdx].go(aTimingData);
}
}