michael@0: /* Any copyright is dedicated to the Public Domain.
michael@0:    http://creativecommons.org/publicdomain/zero/1.0/ */
michael@0: 
michael@0: /**
michael@0:  * Tests if functions calls are recorded and stored for a canvas context,
michael@0:  * and that their stack is successfully retrieved.
michael@0:  */
michael@0: 
michael@0: function ifTestingSupported() {
michael@0:   let [target, debuggee, front] = yield initCallWatcherBackend(SIMPLE_CANVAS_URL);
michael@0: 
michael@0:   let navigated = once(target, "navigate");
michael@0: 
michael@0:   yield front.setup({
michael@0:     tracedGlobals: ["CanvasRenderingContext2D", "WebGLRenderingContext"],
michael@0:     startRecording: true,
michael@0:     performReload: true
michael@0:   });
michael@0:   ok(true, "The front was setup up successfully.");
michael@0: 
michael@0:   yield navigated;
michael@0:   ok(true, "Target automatically navigated when the front was set up.");
michael@0: 
michael@0:   // Allow the content to execute some functions.
michael@0:   yield waitForTick();
michael@0: 
michael@0:   let functionCalls = yield front.pauseRecording();
michael@0:   ok(functionCalls,
michael@0:     "An array of function call actors was sent after reloading.");
michael@0:   ok(functionCalls.length > 0,
michael@0:     "There's at least one function call actor available.");
michael@0: 
michael@0:   is(functionCalls[0].type, CallWatcherFront.METHOD_FUNCTION,
michael@0:     "The called function is correctly identified as a method.");
michael@0:   is(functionCalls[0].name, "clearRect",
michael@0:     "The called function's name is correct.");
michael@0:   is(functionCalls[0].file, SIMPLE_CANVAS_URL,
michael@0:     "The called function's file is correct.");
michael@0:   is(functionCalls[0].line, 25,
michael@0:     "The called function's line is correct.");
michael@0: 
michael@0:   is(functionCalls[0].callerPreview, "ctx",
michael@0:     "The called function's caller preview is correct.");
michael@0:   is(functionCalls[0].argsPreview, "0, 0, 128, 128",
michael@0:     "The called function's args preview is correct.");
michael@0: 
michael@0:   let details = yield functionCalls[1].getDetails();
michael@0:   ok(details,
michael@0:     "The first called function has some details available.")
michael@0: 
michael@0:   is(details.stack.length, 3,
michael@0:     "The called function's stack depth is correct.");
michael@0: 
michael@0:   is(details.stack[0].name, "fillStyle",
michael@0:     "The called function's stack is correct (1.1).");
michael@0:   is(details.stack[0].file, SIMPLE_CANVAS_URL,
michael@0:     "The called function's stack is correct (1.2).");
michael@0:   is(details.stack[0].line, 20,
michael@0:     "The called function's stack is correct (1.3).");
michael@0: 
michael@0:   is(details.stack[1].name, "drawRect",
michael@0:     "The called function's stack is correct (2.1).");
michael@0:   is(details.stack[1].file, SIMPLE_CANVAS_URL,
michael@0:     "The called function's stack is correct (2.2).");
michael@0:   is(details.stack[1].line, 26,
michael@0:     "The called function's stack is correct (2.3).");
michael@0: 
michael@0:   is(details.stack[2].name, "drawScene",
michael@0:     "The called function's stack is correct (3.1).");
michael@0:   is(details.stack[2].file, SIMPLE_CANVAS_URL,
michael@0:     "The called function's stack is correct (3.2).");
michael@0:   is(details.stack[2].line, 33,
michael@0:     "The called function's stack is correct (3.3).");
michael@0: 
michael@0:   yield removeTab(target.tab);
michael@0:   finish();
michael@0: }