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 compile or linkage errors are emitted when a shader source
michael@0:  * gets malformed after being edited.
michael@0:  */
michael@0: 
michael@0: function ifWebGLSupported() {
michael@0:   let [target, debuggee, panel] = yield initShaderEditor(SIMPLE_CANVAS_URL);
michael@0:   let { gFront, EVENTS, ShadersEditorsView } = panel.panelWin;
michael@0: 
michael@0:   reload(target);
michael@0:   yield promise.all([
michael@0:     once(gFront, "program-linked"),
michael@0:     once(panel.panelWin, EVENTS.SOURCES_SHOWN)
michael@0:   ]);
michael@0: 
michael@0:   let vsEditor = yield ShadersEditorsView._getEditor("vs");
michael@0:   let fsEditor = yield ShadersEditorsView._getEditor("fs");
michael@0: 
michael@0:   vsEditor.replaceText("vec3", { line: 7, ch: 22 }, { line: 7, ch: 26 });
michael@0:   let [, error] = yield onceSpread(panel.panelWin, EVENTS.SHADER_COMPILED);
michael@0: 
michael@0:   ok(error,
michael@0:     "The new vertex shader source was compiled with errors.");
michael@0:   is(error.compile, "",
michael@0:     "The compilation status should be empty.");
michael@0:   isnot(error.link, "",
michael@0:     "The linkage status should not be empty.");
michael@0:   is(error.link.split("ERROR").length - 1, 2,
michael@0:     "The linkage status contains two errors.");
michael@0:   ok(error.link.contains("ERROR: 0:8: 'constructor'"),
michael@0:     "A constructor error is contained in the linkage status.");
michael@0:   ok(error.link.contains("ERROR: 0:8: 'assign'"),
michael@0:     "An assignment error is contained in the linkage status.");
michael@0: 
michael@0:   fsEditor.replaceText("vec4", { line: 2, ch: 14 }, { line: 2, ch: 18 });
michael@0:   let [, error] = yield onceSpread(panel.panelWin, EVENTS.SHADER_COMPILED);
michael@0: 
michael@0:   ok(error,
michael@0:     "The new fragment shader source was compiled with errors.");
michael@0:   is(error.compile, "",
michael@0:     "The compilation status should be empty.");
michael@0:   isnot(error.link, "",
michael@0:     "The linkage status should not be empty.");
michael@0:   is(error.link.split("ERROR").length - 1, 1,
michael@0:     "The linkage status contains one error.");
michael@0:   ok(error.link.contains("ERROR: 0:6: 'constructor'"),
michael@0:     "A constructor error is contained in the linkage status.");
michael@0: 
michael@0:   yield ensurePixelIs(debuggee, { x: 0, y: 0 }, { r: 255, g: 0, b: 0, a: 255 }, true);
michael@0:   yield ensurePixelIs(debuggee, { x: 511, y: 511 }, { r: 0, g: 255, b: 0, a: 255 }, true);
michael@0: 
michael@0:   vsEditor.replaceText("vec4", { line: 7, ch: 22 }, { line: 7, ch: 26 });
michael@0:   let [, error] = yield onceSpread(panel.panelWin, EVENTS.SHADER_COMPILED);
michael@0:   ok(!error, "The new vertex shader source was compiled successfully.");
michael@0: 
michael@0:   fsEditor.replaceText("vec3", { line: 2, ch: 14 }, { line: 2, ch: 18 });
michael@0:   let [, error] = yield onceSpread(panel.panelWin, EVENTS.SHADER_COMPILED);
michael@0:   ok(!error, "The new fragment shader source was compiled successfully.");
michael@0: 
michael@0:   yield ensurePixelIs(debuggee, { x: 0, y: 0 }, { r: 255, g: 0, b: 0, a: 255 }, true);
michael@0:   yield ensurePixelIs(debuggee, { x: 511, y: 511 }, { r: 0, g: 255, b: 0, a: 255 }, true);
michael@0: 
michael@0:   yield teardown(panel);
michael@0:   finish();
michael@0: }