feat: setup deno testing and coverage

.gitignore

@@ -1,6 +1,7 @@
 .idea
 node_modules
 coverage/
+.coverage/
 lib/
 .vsconfig
 yarn-error.log

.tools/open-coverage-report.ts

@@ -0,0 +1,3 @@
+import { open } from 'https://deno.land/x/opener/mod.ts';
+
+await open(`file://${Deno.cwd()}/.coverage/report/index.html`);

deno.json

@@ -1,4 +1,8 @@
 {
+  "tasks": {
+    "test": "deno test -A ./src/integrity.test.ts",
+    "coverage": "rm -rf .coverage ; deno test -A ./src/integrity.test.ts --coverage=.coverage/raw ; deno coverage .coverage/raw --lcov --output=.coverage/raw/.lcov ; perl C:\\ProgramData\\chocolatey\\lib\\lcov\\tools\\bin\\genhtml -q -o .coverage/report .coverage/raw/.lcov && deno run -A .tools/open-coverage-report.ts"
+  },
   "compilerOptions": {
     "allowJs": true,
     "lib": ["deno.window"],

src/dependencies.ts

@@ -22,6 +22,7 @@ import { Buffer } from 'https://deno.land/std@0.151.0/io/buffer.ts';
 import { config, configSync } from 'https://deno.land/std@0.151.0/dotenv/mod.ts';
 import yargs from 'https://deno.land/x/yargs@v17.5.1-deno/deno.ts';
 import type { Arguments as YargsArguments } from 'https://deno.land/x/yargs@v17.5.1-deno/deno-types.ts';
+import { default as getHomeDir } from 'https://deno.land/x/dir@1.5.1/home_dir/mod.ts';
 
 // Internally managed packages
 import waitUntil from './module/wait-until.ts';
@@ -31,6 +32,9 @@ import { dedent } from './module/dedent.ts';
 // Polyfill for https://github.com/tc39/proposal-string-dedent
 String.dedent = dedent;
 
+// Errors from yargs can be very verbose and not very descriptive
+Error.stackTraceLimit = 15;
+
 class Writable {
   constructor() {
     throw new Error('Writable is not implemented'); // stream
@@ -65,6 +69,7 @@ export {
   crypto,
   fs,
   fsSync,
+  getHomeDir,
   getUnityChangeSet,
   http,
   nanoid,

src/deps-test.ts

@@ -0,0 +1 @@
+export { assert, assertFalse, assertEquals, assertThrows } from 'https://deno.land/std@0.153.0/testing/asserts.ts';

src/foo.ts

@@ -0,0 +1,5 @@
+export class Foo {
+  public static bar() {
+    return 'bar';
+  }
+}

src/integrity.test.ts

@@ -1,9 +1,25 @@
-import { fs } from '../dependencies.ts';
+import { assert, assertFalse, assertEquals, assertThrows } from './deps-test.ts';
+import { existsSync } from 'https://deno.land/std/fs/mod.ts';
+import { Foo } from './foo.ts';
 
-describe('Integrity tests', () => {
-  describe('package-lock.json', () => {
-    it('does not exist', async () => {
-      await expect(fs.stat(`${process.cwd()}/package-lock.json`)).rejects.toThrowError();
-    });
-  });
+// Todo - Remove this test after we have some coverage
+assertEquals(Foo.bar(), 'bar');
+
+// Todo - Enable this test, once node_modules are completely phased out.
+// Deno.test('package.json does not exist', async () => {
+//   assertFalse(existsSync(`${Deno.cwd()}/package.json`));
+// });
+
+Deno.test('package-lock.json does not exist', async () => {
+  assertFalse(existsSync(`${Deno.cwd()}/package-lock.json`));
 });
+
+// Todo - Enable this test, once node_modules are completely phased out.
+// Deno.test('yarn.lock does not exist', async () => {
+//   assertFalse(existsSync(`${Deno.cwd()}/yarn.lock`));
+// });
+
+// Todo - Enable this test, once node_modules are completely phased out.
+// Deno.test('node_modules does not exist', async () => {
+//   assertFalse(existsSync(`${Deno.cwd()}/node_modules`));
+// });

src/model/index.test.ts

@@ -1,4 +1,4 @@
-import * as Index from '.';
+import * as Index from './index.ts';
 
 describe('Index', () => {
   test.each(['Action', 'BuildParameters', 'Cache', 'Docker', 'ImageTag', 'Input', 'Platform', 'Project', 'Unity'])(

src/model/parameters.ts

@@ -1,8 +1,4 @@
-import { default as getHomeDir } from 'https://deno.land/x/dir@1.5.1/home_dir/mod.ts';
-import AndroidBuildVersionGenerator from '../middleware/build-versioning/android-build-version-generator.ts';
 import Input from './input.ts';
-import UnityTargetPlatform from './unity/unity-target-platform.ts';
-import UnityVersionDetector from '../middleware/engine-detection/unity-version-detector.ts';
 import BuildVersionGenerator from '../middleware/build-versioning/build-version-generator.ts';
 import { GitRepoReader } from './input-readers/git-repo.ts';
 import { CommandInterface } from '../command/command-interface.ts';