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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,138 @@ | ||
| import { CarbonSvelte } from "../src/constants"; | ||
| import OptimizeCssPlugin from "../src/plugins/OptimizeCssPlugin"; | ||
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| // Mock webpack compiler and related types | ||
| const createMockCompiler = (options: any = {}) => { | ||
| const { assets = {}, fileDependencies = [] } = options; | ||
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| const compilation = { | ||
| hooks: { | ||
| processAssets: { | ||
| tap: jest.fn((_, callback) => { | ||
| callback(assets); | ||
| }), | ||
| }, | ||
| }, | ||
| updateAsset: jest.fn(), | ||
| }; | ||
|
|
||
| const normalModuleHooks = { | ||
| beforeSnapshot: { | ||
| tap: jest.fn((_, callback) => { | ||
| callback({ buildInfo: { fileDependencies } }); | ||
| }), | ||
| }, | ||
| }; | ||
|
|
||
| return { | ||
| hooks: { | ||
| thisCompilation: { | ||
| tap: jest.fn((_, callback) => callback(compilation)), | ||
| }, | ||
| }, | ||
| webpack: { | ||
| Compilation: { | ||
| PROCESS_ASSETS_STAGE_DERIVED: "PROCESS_ASSETS_STAGE_DERIVED", | ||
| }, | ||
| NormalModule: { | ||
| getCompilationHooks: () => normalModuleHooks, | ||
| }, | ||
| sources: { | ||
| RawSource: jest.fn((content) => ({ source: () => content })), | ||
| }, | ||
| }, | ||
| compilation, | ||
| normalModuleHooks, | ||
| }; | ||
| }; | ||
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|
||
| describe("OptimizeCssPlugin", () => { | ||
| test("constructor sets default options correctly", () => { | ||
| const plugin = new OptimizeCssPlugin(); | ||
| expect((plugin as any).options).toEqual({ | ||
| verbose: true, | ||
| preserveAllIBMFonts: false, | ||
| }); | ||
| }); | ||
|
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| test("constructor respects provided options", () => { | ||
| const plugin = new OptimizeCssPlugin({ | ||
| verbose: false, | ||
| preserveAllIBMFonts: true, | ||
| }); | ||
| expect((plugin as any).options).toEqual({ | ||
| verbose: false, | ||
| preserveAllIBMFonts: true, | ||
| }); | ||
| }); | ||
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| test("skips processing if no Carbon Svelte imports are found", () => { | ||
| const plugin = new OptimizeCssPlugin(); | ||
| const mockCompiler = createMockCompiler({ | ||
| assets: { "styles.css": { source: () => "body { color: red; }" } }, | ||
| fileDependencies: ["regular-component.svelte"], | ||
| }); | ||
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| plugin.apply(mockCompiler as any); | ||
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| expect(mockCompiler.compilation.updateAsset).not.toHaveBeenCalled(); | ||
| }); | ||
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| test("processes CSS files when Carbon Svelte imports are found", () => { | ||
| const plugin = new OptimizeCssPlugin(); | ||
| const carbonComponent = `node_modules/${CarbonSvelte.Components}/Button.svelte`; | ||
| const cssContent = ".bx--btn { color: blue; }"; | ||
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| const mockCompiler = createMockCompiler({ | ||
| assets: { | ||
| "styles.css": { source: () => cssContent }, | ||
| }, | ||
| fileDependencies: [carbonComponent], | ||
| }); | ||
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| plugin.apply(mockCompiler as any); | ||
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| expect(mockCompiler.compilation.updateAsset).toHaveBeenCalledWith( | ||
| "styles.css", | ||
| expect.any(Object), | ||
| ); | ||
| }); | ||
|
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| test("handles Buffer input correctly", () => { | ||
| const plugin = new OptimizeCssPlugin(); | ||
| const carbonComponent = `node_modules/${CarbonSvelte.Components}/Button.svelte`; | ||
| const cssContent = Buffer.from(".bx--btn { color: blue; }"); | ||
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| const mockCompiler = createMockCompiler({ | ||
| assets: { | ||
| "styles.css": { source: () => cssContent }, | ||
| }, | ||
| fileDependencies: [carbonComponent], | ||
| }); | ||
|
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| plugin.apply(mockCompiler as any); | ||
|
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| expect(mockCompiler.compilation.updateAsset).toHaveBeenCalledWith( | ||
| "styles.css", | ||
| expect.any(Object), | ||
| ); | ||
| }); | ||
|
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| test("respects verbose option for printing diff", () => { | ||
| const consoleSpy = jest.spyOn(console, "log").mockImplementation(); | ||
| const plugin = new OptimizeCssPlugin({ verbose: true }); | ||
| const carbonComponent = `node_modules/${CarbonSvelte.Components}/Button.svelte`; | ||
|
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| const mockCompiler = createMockCompiler({ | ||
| assets: { | ||
| "styles.css": { source: () => ".bx--btn { color: blue; }" }, | ||
| }, | ||
| fileDependencies: [carbonComponent], | ||
| }); | ||
|
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| plugin.apply(mockCompiler as any); | ||
|
|
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| expect(consoleSpy).toHaveBeenCalled(); | ||
| consoleSpy.mockRestore(); | ||
| }); | ||
| }); |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,56 @@ | ||
| import { CarbonSvelte } from "../src/constants"; | ||
| import { isCarbonSvelteImport, isCssFile, isSvelteFile } from "../src/utils"; | ||
|
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| describe("isSvelteFile", () => { | ||
| test("returns true for .svelte files", () => { | ||
| expect(isSvelteFile("Component.svelte")).toBe(true); | ||
| expect(isSvelteFile("path/to/Component.svelte")).toBe(true); | ||
| expect(isSvelteFile("./Component.svelte")).toBe(true); | ||
| }); | ||
|
|
||
| test("returns false for non-svelte files", () => { | ||
| expect(isSvelteFile("Component.js")).toBe(false); | ||
| expect(isSvelteFile("Component.css")).toBe(false); | ||
| expect(isSvelteFile("Component")).toBe(false); | ||
| expect(isSvelteFile("Component.svelte.js")).toBe(false); | ||
| }); | ||
| }); | ||
|
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||
| describe("isCssFile", () => { | ||
| test("returns true for .css files", () => { | ||
| expect(isCssFile("styles.css")).toBe(true); | ||
| expect(isCssFile("path/to/styles.css")).toBe(true); | ||
| expect(isCssFile("./styles.css")).toBe(true); | ||
| }); | ||
|
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| test("returns false for non-css files", () => { | ||
| expect(isCssFile("styles.scss")).toBe(false); | ||
| expect(isCssFile("styles.less")).toBe(false); | ||
| expect(isCssFile("styles")).toBe(false); | ||
| expect(isCssFile("styles.css.js")).toBe(false); | ||
| }); | ||
| }); | ||
|
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| describe("isCarbonSvelteImport", () => { | ||
| test("returns true for Carbon Svelte component imports", () => { | ||
| expect( | ||
| isCarbonSvelteImport( | ||
| `node_modules/${CarbonSvelte.Components}/Button.svelte`, | ||
| ), | ||
| ).toBe(true); | ||
| expect( | ||
| isCarbonSvelteImport(`${CarbonSvelte.Components}/Button.svelte`), | ||
| ).toBe(true); | ||
| }); | ||
|
|
||
| test("returns false for non-Carbon Svelte imports", () => { | ||
| expect(isCarbonSvelteImport("Button.svelte")).toBe(false); | ||
| expect(isCarbonSvelteImport(`${CarbonSvelte.Icons}/Button.svelte`)).toBe( | ||
| false, | ||
| ); | ||
| expect(isCarbonSvelteImport(`${CarbonSvelte.Components}/Button.js`)).toBe( | ||
| false, | ||
| ); | ||
| expect(isCarbonSvelteImport("other-lib/Button.svelte")).toBe(false); | ||
| }); | ||
| }); |