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95 lines
3.3 KiB
JavaScript
95 lines
3.3 KiB
JavaScript
import { ShaderSource } from "../../Source/Cesium.js";
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describe("Renderer/ShaderSource", function () {
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var mockContext = {
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webgl2: false,
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};
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it("combines #defines", function () {
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var source = new ShaderSource({
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defines: ["A", "B", ""],
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});
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var shaderText = source.createCombinedVertexShader(mockContext);
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expect(shaderText).toContain("#define A");
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expect(shaderText).toContain("#define B");
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expect(shaderText.match(/#define/g).length).toEqual(2);
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});
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it("combines sources", function () {
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var source = new ShaderSource({
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sources: ["void func() {}", "void main() {}"],
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});
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var shaderText = source.createCombinedVertexShader(mockContext);
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expect(shaderText).toContain("#line 0\nvoid func() {}");
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expect(shaderText).toContain("#line 0\nvoid main() {}");
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});
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it("combines #defines and sources", function () {
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var source = new ShaderSource({
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defines: ["A", "B", ""],
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sources: ["void func() {}", "void main() {}"],
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});
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var shaderText = source.createCombinedVertexShader(mockContext);
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expect(shaderText).toContain("#define A");
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expect(shaderText).toContain("#define B");
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expect(shaderText.match(/#define/g).length).toEqual(2);
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expect(shaderText).toContain("#line 0\nvoid func() {}");
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expect(shaderText).toContain("#line 0\nvoid main() {}");
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});
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it("creates a pick shader with a uniform", function () {
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var source = new ShaderSource({
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sources: ["void main() { gl_FragColor = vec4(1.0); }"],
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pickColorQualifier: "uniform",
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});
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var shaderText = source.createCombinedVertexShader(mockContext);
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expect(shaderText).toContain("uniform vec4 czm_pickColor;");
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expect(shaderText).toContain("gl_FragColor = czm_pickColor;");
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});
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it("creates a pick shader with a varying", function () {
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var source = new ShaderSource({
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sources: ["void main() { gl_FragColor = vec4(1.0); }"],
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pickColorQualifier: "varying",
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});
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var shaderText = source.createCombinedVertexShader(mockContext);
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expect(shaderText).toContain("varying vec4 czm_pickColor;");
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expect(shaderText).toContain("gl_FragColor = czm_pickColor;");
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});
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it("throws with invalid qualifier", function () {
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expect(function () {
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return new ShaderSource({
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pickColorQualifier: "const",
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});
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}).toThrowDeveloperError();
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});
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it("combines #version to shader", function () {
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var source = new ShaderSource({
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sources: ["#version 300 es\nvoid main() {gl_FragColor = vec4(1.0); }"],
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});
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var shaderText = source.createCombinedVertexShader(mockContext);
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expect(shaderText).toStartWith("#version 300 es\n");
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});
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it("clones", function () {
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var source = new ShaderSource({
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defines: ["A"],
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sources: ["void main() { gl_FragColor = vec4(1.0); }"],
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pickColorQualifier: "varying",
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includeBuiltIns: false,
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});
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var clone = source.clone();
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expect(clone.defines).toBeDefined();
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expect(clone.defines.length).toEqual(1);
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expect(clone.defines[0]).toEqual(source.defines[0]);
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expect(clone.sources).toBeDefined();
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expect(clone.sources.length).toEqual(1);
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expect(clone.sources[0]).toEqual(source.sources[0]);
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expect(clone.pickColorQualifier).toEqual(source.pickColorQualifier);
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expect(clone.includeBuiltIns).toEqual(source.includeBuiltIns);
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});
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});
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