feat(test): add ViteConfig_spec.ts

packages/plugin/vite/test/ViteConfig_spec.ts

@@ -0,0 +1,112 @@
+import { expect } from 'chai';
+
+import { VitePluginConfig } from '../src/Config';
+import ViteConfigGenerator from '../src/ViteConfig';
+
+const mockProjectDir = process.platform === 'win32' ? 'C:\\path' : '/path';
+
+describe('ViteConfigGenerator', () => {
+  describe('getDefines', () => {
+    it('throws an error if renderer.entryPoints does not exist', () => {
+      const config = {
+        renderer: {},
+      } as VitePluginConfig;
+      const generator = new ViteConfigGenerator(config, '/', false, 5173);
+      expect(() => generator.getDefines()).to.throw(/renderer.entryPoints.* has not been defined/);
+    });
+
+    it('throws an error if renderer.entryPoints is not an array', () => {
+      const config = {
+        renderer: {
+          entryPoints: {},
+        },
+      } as VitePluginConfig;
+      const generator = new ViteConfigGenerator(config, '/', false, 5173);
+      expect(() => generator.getDefines()).to.throw(/renderer.entryPoints.* has not been defined/);
+    });
+
+    it('sets the renderer entry point to a HTML file in development', () => {
+      const config = {
+        renderer: {
+          entryPoints: [
+            {
+              name: 'hello',
+            },
+          ],
+        },
+      } as VitePluginConfig;
+      const generator = new ViteConfigGenerator(config, '/', false, 5173);
+      const defines = generator.getDefines();
+
+      expect(defines.HELLO_VITE_ENTRY).to.equal("'http://localhost:5173/hello'");
+    });
+
+    it('sets the renderer entry point to a HTML file in production', () => {
+      const config = {
+        renderer: {
+          entryPoints: [
+            {
+              name: 'hello',
+            },
+          ],
+        },
+      } as VitePluginConfig;
+      const generator = new ViteConfigGenerator(config, '/', true, 5173);
+      const defines = generator.getDefines(false);
+
+      expect(defines.HELLO_VITE_ENTRY).to.equal("`file://${require('path').resolve(__dirname, '..', '.', 'hello', 'index.html')}`");
+    });
+
+    it('sets the renderer entry point to an HTML file if both an HTML & JS file are specified', () => {
+      const config = {
+        renderer: {
+          entryPoints: [
+            {
+              name: 'hello',
+              // TODO: Support multiple html entries.
+              // html: 'foo.html',
+            },
+          ],
+        },
+      } as VitePluginConfig;
+      const generator = new ViteConfigGenerator(config, '/', false, 5173);
+      const defines = generator.getDefines();
+
+      expect(defines.HELLO_VITE_ENTRY).to.equal("'http://localhost:5173/hello'");
+    });
+
+    describe('PRELOAD_VITE_ENTRY', () => {
+      const config = {
+        main: {},
+        renderer: {
+          config: {},
+          entryPoints: [
+            {
+              name: 'window',
+              preload: {
+                js: 'preload.js',
+              },
+            },
+          ],
+        },
+      } as VitePluginConfig;
+
+      it('should assign absolute preload script path in development', () => {
+        const generator = new ViteConfigGenerator(config, mockProjectDir, false, 5173);
+        const defines = generator.getDefines();
+
+        if (process.platform === 'win32') {
+          expect(defines.WINDOW_PRELOAD_VITE_ENTRY).to.equal(String.raw`'C:\\path\\.vite\\renderer\\window\\preload.js'`);
+        } else {
+          expect(defines.WINDOW_PRELOAD_VITE_ENTRY).to.equal(`'${mockProjectDir}/.vite/renderer/window/preload.js'`);
+        }
+      });
+
+      it('should assign an expression to resolve the preload script in production', () => {
+        const generator = new ViteConfigGenerator(config, mockProjectDir, true, 5173);
+        const defines = generator.getDefines();
+        expect(defines.WINDOW_PRELOAD_VITE_ENTRY).to.equal("require('path').resolve(__dirname, '../renderer', 'window', 'preload.js')");
+      });
+    });
+  });
+});