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/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
/**
* Tests if functions inside a single animation frame are recorded and stored
* for a canvas context profiling.
*/
function* ifTestingSupported() {
let currentTime = window.performance.now();
info("Start to estimate WebGL drawArrays function.");
var { target, front } = yield initCanvasDebuggerBackend(WEBGL_DRAW_ARRAYS);
let navigated = once(target, "navigate");
yield front.setup({ reload: true });
ok(true, "The front was setup up successfully.");
yield navigated;
ok(true, "Target automatically navigated when the front was set up.");
let snapshotActor = yield front.recordAnimationFrame();
ok(snapshotActor,
"A snapshot actor was sent after recording.");
let animationOverview = yield snapshotActor.getOverview();
ok(animationOverview,
"An animation overview could be retrieved after recording.");
let functionCalls = animationOverview.calls;
ok(functionCalls,
"An array of function call actors was sent after recording.");
testFunctionCallTimestamp(functionCalls, currentTime);
info("Check triangle and vertex counts in drawArrays()");
is(animationOverview.primitive.tris, 5, "The count of triangles is correct.");
is(animationOverview.primitive.vertices, 26, "The count of vertices is correct.");
is(animationOverview.primitive.points, 4, "The count of points is correct.");
is(animationOverview.primitive.lines, 8, "The count of lines is correct.");
yield removeTab(target.tab);
info("Start to estimate WebGL drawElements function.");
var { target, front } = yield initCanvasDebuggerBackend(WEBGL_DRAW_ELEMENTS);
navigated = once(target, "navigate");
yield front.setup({ reload: true });
ok(true, "The front was setup up successfully.");
yield navigated;
ok(true, "Target automatically navigated when the front was set up.");
snapshotActor = yield front.recordAnimationFrame();
ok(snapshotActor,
"A snapshot actor was sent after recording.");
animationOverview = yield snapshotActor.getOverview();
ok(animationOverview,
"An animation overview could be retrieved after recording.");
functionCalls = animationOverview.calls;
ok(functionCalls,
"An array of function call actors was sent after recording.");
testFunctionCallTimestamp(functionCalls, currentTime);
info("Check triangle and vertex counts in drawElements()");
is(animationOverview.primitive.tris, 5, "The count of triangles is correct.");
is(animationOverview.primitive.vertices, 26, "The count of vertices is correct.");
is(animationOverview.primitive.points, 4, "The count of points is correct.");
is(animationOverview.primitive.lines, 8, "The count of lines is correct.");
yield removeTab(target.tab);
finish();
}
function testFunctionCallTimestamp(functionCalls, currentTime) {
info("Check the timestamps of function calls");
for ( let i = 0; i < functionCalls.length-1; i += 2 ) {
ok( functionCalls[i].timestamp > 0, "The timestamp of the called function is larger than 0." );
ok( functionCalls[i].timestamp < currentTime, "The timestamp has been minus the frame start time." );
ok( functionCalls[i+1].timestamp > functionCalls[i].timestamp, "The timestamp of the called function is correct." );
}
yield removeTab(target.tab);
finish();
}
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