feat(monospace): add path resolver for bundled TTF assets

2026-08-02 18:10:18 +05:30 · 2026-07-23 09:34:57 +05:30
parent 14b5a38a5a
commit 3602bc35a7
2 changed files with 130 additions and 0 deletions
@@ -0,0 +1,75 @@
+const fs = require('fs');
+const path = require('path');
+const os = require('os');
+
+describe('MonospaceFontConfig', () => {
+  let tmpDir;
+  let originalResourcesPath;
+  let originalCwd;
+
+  beforeEach(() => {
+    tmpDir = fs.mkdtempSync(path.join(os.tmpdir(), 'mono-font-cfg-'));
+    originalResourcesPath = process.resourcesPath;
+    originalCwd = process.cwd();
+    process.resourcesPath = undefined;
+  });
+
+  afterEach(() => {
+    process.resourcesPath = originalResourcesPath;
+    process.chdir(originalCwd);
+    fs.rmSync(tmpDir, { recursive: true, force: true });
+  });
+
+  function loadFresh() {
+    delete require.cache[require.resolve('../../../../src/main/MonospaceFontConfig')];
+    return require('../../../../src/main/MonospaceFontConfig');
+  }
+
+  test('resolves JetBrains Mono Regular TTF from repo assets', () => {
+    const repoRoot = path.resolve(__dirname, '../../../..');
+    const fontsDir = path.join(repoRoot, 'assets', 'fonts');
+    fs.mkdirSync(fontsDir, { recursive: true });
+    const target = path.join(fontsDir, 'JetBrainsMono-Regular.ttf');
+    fs.writeFileSync(target, 'fake-ttf');
+    try {
+      const cfg = loadFresh();
+      const result = cfg.getMonoFontTtfPath('jetbrains-mono', 400);
+      expect(result).toBe(target);
+    } finally {
+      fs.unlinkSync(target);
+    }
+  });
+
+  test('resolves Fira Code Bold TTF when family is fira-code and weight 700', () => {
+    const repoRoot = path.resolve(__dirname, '../../../..');
+    const target = path.join(repoRoot, 'assets', 'fonts', 'FiraCode-Bold.ttf');
+    fs.mkdirSync(path.dirname(target), { recursive: true });
+    fs.writeFileSync(target, 'fake-ttf');
+    try {
+      const cfg = loadFresh();
+      const result = cfg.getMonoFontTtfPath('fira-code', 700);
+      expect(result).toBe(target);
+    } finally {
+      fs.unlinkSync(target);
+    }
+  });
+
+  test('returns null when TTF is missing', () => {
+    const cfg = loadFresh();
+    const result = cfg.getMonoFontTtfPath('jetbrains-mono', 400);
+    expect(result).toBeNull();
+  });
+
+  test('ligaturesEnabled delegates to settings', () => {
+    const cfg = loadFresh();
+    expect(cfg.ligaturesEnabled({ monospaceLigatures: true })).toBe(true);
+    expect(cfg.ligaturesEnabled({ monospaceLigatures: false })).toBe(false);
+    expect(cfg.ligaturesEnabled({})).toBe(false);
+  });
+
+  test('getActiveFamily returns the human-readable family name', () => {
+    const cfg = loadFresh();
+    expect(cfg.getActiveFamily({ monospaceFont: 'fira-code' })).toBe('Fira Code');
+    expect(cfg.getActiveFamily({})).toBe('JetBrains Mono');
+  });
+});