| <!DOCTYPE html><!-- webkit-test-runner [ UseGPUProcessForWebGLEnabled=true runSingly=true ] --> |
| <html> |
| <head> |
| <meta charset="utf-8"> |
| <title>WebKit test for creating WebGL context when it can fail</title> |
| <link rel="stylesheet" href="resources/webgl_test_files/resources/js-test-style.css"/> |
| <script src="resources/webgl_test_files/js/js-test-pre.js"></script> |
| <script src="resources/webgl_test_files/js/webgl-test-utils.js"></script> |
| </head> |
| <body> |
| <div id="description"></div> |
| <div id="console"></div> |
| <canvas id="canvasWorks"></canvas> |
| <canvas id="canvasFails"></canvas> |
| <script> |
| "use strict"; |
| description("This test tests that WebGL platform context creation can fail and it doesn't crash."); |
| // At the time of writing, the GPU process would crash if ANGLE was not present and |
| // GraphicsContextGL creation would fail. |
| |
| debug(""); |
| var glWorks; |
| var glFails; |
| function runTest() { |
| glWorks = canvasWorks.getContext("webgl"); |
| shouldBeNonNull(glWorks); |
| shouldBeTrue('"failContextCreationForTesting" in glWorks.getContextAttributes()'); // Expects support for "DOM Testing APIs Enabled internal setting" |
| glFails = canvasFails.getContext("webgl", { failContextCreationForTesting: "FailPlatformContextCreation" }); |
| if (!glFails) { |
| testPassed("Context was not returned"); |
| shouldBe("glWorks.NO_ERROR", "glWorks.getError()" ); |
| finishTest(); |
| } else { |
| canvasWorks.addEventListener('webglcontextcreationerror', () => { |
| testFailed("Received context creation error for glWorks"); |
| }, false); |
| canvasWorks.addEventListener('webglcontextlost', () => { |
| testFailed("Received context lost error for glWorks"); |
| }, false); |
| canvasFails.addEventListener('webglcontextcreationerror', () => { |
| testPassed("Received context creation error for glFails"); |
| shouldBe("glWorks.NO_ERROR", "glWorks.getError()" ); |
| finishTest(); |
| clearTimeout(timeout); |
| }, false); |
| canvasFails.addEventListener('webglcontextlost', () => { |
| testPassed("Received context lost error for glFails"); |
| shouldBe("glWorks.NO_ERROR", "glWorks.getError()" ); |
| finishTest(); |
| clearTimeout(timeout); |
| }, false); |
| |
| var timeout = setTimeout(() => { |
| testFailed("Timeout while waiting for canvas creation error."); |
| finishTest(); |
| }, 2000); |
| } |
| } |
| window.onload = runTest; |
| |
| var successfullyParsed = true; |
| </script> |
| </body> |
| </html> |
