Added mocked tests

neogeek · May 15, 2024 · 182c9aa · 182c9aa
1 parent 95dcd65
commit 182c9aa
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Showing 3 changed files with 113 additions and 5 deletions.
diff --git a/src/build.test.ts b/src/build.test.ts
@@ -1,7 +1,14 @@
-import test, { describe } from 'node:test';
+/* node:coverage disable */
+
+import test, { describe, it, mock } from 'node:test';
 import assert from 'node:assert';
+import fs from 'node:fs/promises';
 
-import { buildFile, calculateOutputPathFromInputPath } from './build.js';
+import {
+  buildFile,
+  buildFiles,
+  calculateOutputPathFromInputPath
+} from './build.js';
 
 describe('build files', async () => {
   test('calculate output path from input path', () => {
@@ -24,6 +31,17 @@ describe('build files', async () => {
       }
     );
   });
+  test('build multiple files that returns a string', async () => {
+    assert.deepEqual(
+      await buildFiles(['./tests/mocks/export-returns-string.mjs']),
+      [
+        {
+          path: './tests/mocks/export-returns-string.mjs',
+          contents: '<h1>Hello, string!</h1>'
+        }
+      ]
+    );
+  });
   test('build file that returns a function', async () => {
     assert.deepEqual(
       await buildFile('./tests/mocks/export-returns-function.mjs'),
@@ -33,6 +51,12 @@ describe('build files', async () => {
       }
     );
   });
+  test('build multiple files that returns a function', async () => {
+    assert.deepEqual(
+      await buildFiles(['./tests/mocks/export-returns-function.mjs']),
+      []
+    );
+  });
   test("build file that doesn't return anything", async () => {
     assert.deepEqual(
       await buildFile('./tests/mocks/export-returns-nothing.mjs'),
@@ -42,4 +66,86 @@ describe('build files', async () => {
       }
     );
   });
+  test("build multiple files that don't return anything", async () => {
+    assert.deepEqual(
+      await buildFiles(['./tests/mocks/export-returns-nothing.mjs']),
+      []
+    );
+  });
+  test('build file that returns different things', async () => {
+    assert.deepEqual(
+      await buildFiles([
+        './tests/mocks/export-returns-string.mjs',
+        './tests/mocks/export-returns-function.mjs',
+        './tests/mocks/export-returns-nothing.mjs'
+      ]),
+      [
+        {
+          path: './tests/mocks/export-returns-string.mjs',
+          contents: '<h1>Hello, string!</h1>'
+        }
+      ]
+    );
+  });
+  test('write file (and make directory as needed)', async () => {
+    const tmp = {};
+
+    mock.method(fs, 'mkdir', async () => {});
+    mock.method(fs, 'readFile', async path => tmp[path]);
+    mock.method(
+      fs,
+      'writeFile',
+      async (path, contents) => (tmp[path] = contents)
+    );
+
+    const { writeFileAndMakeDir } = await import('./build.js');
+
+    await writeFileAndMakeDir('build/index.html', '<h1>Hello, world!</h1>');
+
+    assert.equal(
+      await fs.readFile('build/index.html'),
+      '<h1>Hello, world!</h1>'
+    );
+
+    mock.reset();
+  });
+  test('write multiple files (and make directory as needed)', async () => {
+    const tmp = {};
+
+    mock.method(fs, 'mkdir', async () => {});
+    mock.method(fs, 'readFile', async path => tmp[path]);
+    mock.method(
+      fs,
+      'writeFile',
+      async (path, contents) => (tmp[path] = contents)
+    );
+
+    const { writeFiles } = await import('./build.js');
+
+    await writeFiles(
+      [
+        {
+          path: 'index.html',
+          contents: '<h1>Hello, world!</h1>'
+        },
+        {
+          path: 'about.html',
+          contents: '<h1>Hello, world!</h1>'
+        }
+      ],
+      'build/'
+    );
+
+    assert.equal(
+      await fs.readFile('build/index.html'),
+      '<h1>Hello, world!</h1>'
+    );
+
+    assert.equal(
+      await fs.readFile('build/about/index.html'),
+      '<h1>Hello, world!</h1>'
+    );
+
+    mock.reset();
+  });
 });
diff --git a/src/build.ts b/src/build.ts
@@ -1,4 +1,4 @@
-import { writeFile, mkdir } from 'node:fs/promises';
+import fs from 'node:fs/promises';
 import { dirname, join, parse, resolve } from 'node:path';
 
 /**
@@ -50,9 +50,9 @@ export const buildFiles = async (
  * @param {string} contents
  */
 export const writeFileAndMakeDir = async (path: string, contents: string) => {
-  await mkdir(dirname(path), { recursive: true });
+  await fs.mkdir(dirname(path), { recursive: true });
 
-  await writeFile(path, contents);
+  await fs.writeFile(path, contents);
 };
 
 /**

diff --git a/src/html.test.ts b/src/html.test.ts
@@ -1,3 +1,5 @@
+/* node:coverage disable */
+
 import test, { describe } from 'node:test';
 import assert from 'node:assert';