The Tor Browser: browser/devtools/shadereditor/test/browser

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     1 /* Any copyright is dedicated to the Public Domain.

     2    http://creativecommons.org/publicdomain/zero/1.0/ */

     4 /**

     5  * Tests that vertex and fragment shader sources can be changed.

     6  */

     8 function ifWebGLSupported() {

     9   let [target, debuggee, front] = yield initBackend(SIMPLE_CANVAS_URL);

    10   front.setup({ reload: true });

    12   let programActor = yield once(front, "program-linked");

    13   let vertexShader = yield programActor.getVertexShader();

    14   let fragmentShader = yield programActor.getFragmentShader();

    16   yield ensurePixelIs(debuggee, { x: 0, y: 0 }, { r: 255, g: 0, b: 0, a: 255 }, true);

    17   yield ensurePixelIs(debuggee, { x: 128, y: 128 }, { r: 191, g: 64, b: 0, a: 255 }, true);

    18   yield ensurePixelIs(debuggee, { x: 511, y: 511 }, { r: 0, g: 255, b: 0, a: 255 }, true);

    20   let vertSource = yield vertexShader.getText();

    21   let fragSource = yield fragmentShader.getText();

    22   ok(!vertSource.contains("2.0"),

    23     "The vertex shader source is correct before changing it.");

    24   ok(!fragSource.contains("0.5"),

    25     "The fragment shader source is correct before changing it.");

    27   let newVertSource = vertSource.replace("1.0", "2.0");

    28   let status = yield vertexShader.compile(newVertSource);

    29   ok(!status,

    30     "The new vertex shader source was compiled without errors.");

    32   yield ensurePixelIs(debuggee, { x: 0, y: 0 }, { r: 0, g: 0, b: 0, a: 255 }, true);

    33   yield ensurePixelIs(debuggee, { x: 128, y: 128 }, { r: 255, g: 0, b: 0, a: 255 }, true);

    34   yield ensurePixelIs(debuggee, { x: 511, y: 511 }, { r: 0, g: 0, b: 0, a: 255 }, true);

    36   let vertSource = yield vertexShader.getText();

    37   let fragSource = yield fragmentShader.getText();

    38   ok(vertSource.contains("2.0"),

    39     "The vertex shader source is correct after changing it.");

    40   ok(!fragSource.contains("0.5"),

    41     "The fragment shader source is correct after changing the vertex shader.");

    43   let newFragSource = fragSource.replace("1.0", "0.5");

    44   let status = yield fragmentShader.compile(newFragSource);

    45   ok(!status,

    46     "The new fragment shader source was compiled without errors.");

    48   yield ensurePixelIs(debuggee, { x: 0, y: 0 }, { r: 0, g: 0, b: 0, a: 255 }, true);

    49   yield ensurePixelIs(debuggee, { x: 128, y: 128 }, { r: 255, g: 0, b: 0, a: 127 }, true);

    50   yield ensurePixelIs(debuggee, { x: 511, y: 511 }, { r: 0, g: 0, b: 0, a: 255 }, true);

    52   let vertSource = yield vertexShader.getText();

    53   let fragSource = yield fragmentShader.getText();

    54   ok(vertSource.contains("2.0"),

    55     "The vertex shader source is correct after changing the fragment shader.");

    56   ok(fragSource.contains("0.5"),

    57     "The fragment shader source is correct after changing it.");

    59   yield removeTab(target.tab);

    60   finish();

    61 }

The Tor Browser / file revision