feat: Add disable_nojekyll and cname options

- Add .nojekyll file by default for only the master and gh-pages branches. When the file already exists, this action does nothing.
- When we set other branches to publish_dir, this action does not add .nojekyll file.

cf. #112

Co-authored-by: Daniel Himmelstein <daniel.himmelstein@gmail.com>
Co-authored-by: Nicolas Vanhoren <nicolas.vanhoren@gmail.com>

__tests__/utils.test.ts

@@ -0,0 +1,160 @@
+import path from 'path';
+import fs from 'fs';
+import {
+  getHomeDir,
+  getWorkDirName,
+  createWorkDir,
+  addNoJekyll,
+  addCNAME
+} from '../src/utils';
+
+beforeEach(() => {
+  jest.resetModules();
+});
+
+// afterEach(() => {
+
+// });
+
+describe('getHomeDir()', () => {
+  test('get home directory name', async () => {
+    let test = '';
+    if (process.platform === 'win32') {
+      test = 'C:\\Users\\runneradmin';
+    } else {
+      test = `${process.env.HOME}`;
+    }
+    const homeDir = await getHomeDir();
+    expect(homeDir).toMatch(test);
+  });
+});
+
+async function getWorkDir(): Promise<string> {
+  const date = new Date();
+  const unixTime = date.getTime();
+  let workDir = '';
+  workDir = await getWorkDirName(`${unixTime}`);
+  await createWorkDir(workDir);
+  return workDir;
+}
+
+describe('addNoJekyll()', () => {
+  test('add .nojekyll gh-pages', async () => {
+    let workDir = '';
+    (async (): Promise<void> => {
+      workDir = await getWorkDir();
+    })();
+    const filepath = path.join(workDir, '.nojekyll');
+
+    await addNoJekyll(workDir, false, 'gh-pages');
+    const test1 = fs.existsSync(filepath);
+    expect(test1).toBe(true);
+
+    fs.unlinkSync(filepath);
+  });
+
+  test('add .nojekyll master', async () => {
+    let workDir = '';
+    (async (): Promise<void> => {
+      workDir = await getWorkDir();
+    })();
+    const filepath = path.join(workDir, '.nojekyll');
+
+    await addNoJekyll(workDir, false, 'master');
+    const test2 = fs.existsSync(filepath);
+    expect(test2).toBe(true);
+
+    fs.unlinkSync(filepath);
+  });
+
+  test('not add .nojekyll disable_nojekyll gh-pages', async () => {
+    let workDir = '';
+    (async (): Promise<void> => {
+      workDir = await getWorkDir();
+    })();
+    const filepath = path.join(workDir, '.nojekyll');
+
+    await addNoJekyll(workDir, true, 'gh-pages');
+    const test3 = fs.existsSync(filepath);
+    expect(test3).toBe(false);
+  });
+
+  test('not add .nojekyll disable_nojekyll master', async () => {
+    let workDir = '';
+    (async (): Promise<void> => {
+      workDir = await getWorkDir();
+    })();
+    const filepath = path.join(workDir, '.nojekyll');
+
+    await addNoJekyll(workDir, true, 'master');
+    const test4 = fs.existsSync(filepath);
+    expect(test4).toBe(false);
+  });
+
+  test('not add .nojekyll other-branch', async () => {
+    let workDir = '';
+    (async (): Promise<void> => {
+      workDir = await getWorkDir();
+    })();
+    const filepath = path.join(workDir, '.nojekyll');
+
+    await addNoJekyll(workDir, false, 'other-branch');
+    const test5 = fs.existsSync(filepath);
+    expect(test5).toBe(false);
+  });
+
+  test('not add .nojekyll disable_nojekyll other-branch', async () => {
+    let workDir = '';
+    (async (): Promise<void> => {
+      workDir = await getWorkDir();
+    })();
+    const filepath = path.join(workDir, '.nojekyll');
+
+    await addNoJekyll(workDir, true, 'other-branch');
+    const test6 = fs.existsSync(filepath);
+    expect(test6).toBe(false);
+  });
+});
+
+describe('addCNAME()', () => {
+  test('add CNAME', async () => {
+    let workDir = '';
+    (async (): Promise<void> => {
+      workDir = await getWorkDir();
+    })();
+    const filepath = path.join(workDir, 'CNAME');
+
+    await addCNAME(workDir, 'github.com');
+    const test1 = fs.readFileSync(filepath, 'utf8');
+    expect(test1).toMatch('github.com');
+
+    fs.unlinkSync(filepath);
+  });
+
+  test('do nothing', async () => {
+    let workDir = '';
+    (async (): Promise<void> => {
+      workDir = await getWorkDir();
+    })();
+    const filepath = path.join(workDir, 'CNAME');
+
+    await addCNAME(workDir, '');
+    const test2 = fs.existsSync(filepath);
+    expect(test2).toBe(false);
+  });
+
+  test('CNAME already exists', async () => {
+    let workDir = '';
+    (async (): Promise<void> => {
+      workDir = await getWorkDir();
+    })();
+    const filepath = path.join(workDir, 'CNAME');
+
+    await addCNAME(workDir, 'github.io');
+    await addCNAME(workDir, 'github.com');
+    const test3 = fs.readFileSync(filepath, 'utf8');
+    expect(test3).toMatch('github.io');
+
+    fs.unlinkSync(filepath);
+  });
+});