created testing structure

Author: XuechunHou

packages-exp/dummy-exp/test/util.ts

@@ -14,4 +14,13 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-export { LogLevel } from '/Users/xuechunhou/Desktop/Google/firebase-js-sdk/packages-exp/dummy-exp/dist/index.esm2017.js';
+
+module.exports = {
+  extends: '../../config/.eslintrc.js',
+  parserOptions: {
+    project: 'tsconfig.json',
+    // to make vscode-eslint work with monorepo
+    // https://github.com/typescript-eslint/typescript-eslint/issues/251#issuecomment-463943250
+    tsconfigRootDir: __dirname
+  }
+};

scripts/exp/modular-export-binary-size-analysis/test.js renamed to scripts/exp/modular-export-binary-size-analysis/.eslintrc.js

@@ -93,7 +93,6 @@ export async function extractDependenciesAndSize(
 
   // Extract size of minified build
   const afterContent = fs.readFileSync(output, 'utf-8');
-  //console.log(afterContent);
   const { code } = terser.minify(afterContent, {
     output: {
       comments: false
@@ -266,7 +265,6 @@ function isReExported(symbol: string, reExportedSymbols: string[]): boolean {
 }
 
 function extractRealSymbolName(exportSpecifier: ts.ExportSpecifier): string {
-  //console.log(exportSpecifier);
   // if property name is not null -> export is renamed
   if (exportSpecifier.propertyName) {
     return exportSpecifier.propertyName.escapedText.toString();

scripts/exp/modular-export-binary-size-analysis/analysis-helper.ts

@@ -23,10 +23,7 @@ import {
   MemberList,
   ExportData
 } from './analysis-helper';
-import {
-  mapWorkspaceToPackages,
-  mapPkgNameToPkgPath
-} from '../../release/utils/workspace';
+import { mapWorkspaceToPackages } from '../../release/utils/workspace';
 import { projectRoot } from '../../utils';
 import { getTsBuildInfoEmitOutputFilePath } from 'typescript';
 
@@ -129,7 +126,6 @@ async function main() {
   // retrieve All Modules Name
   const allModulesLocation = await mapWorkspaceToPackages([
     `${projectRoot}/packages-exp/*`
-    // `${projectRoot}/packages/*`
   ]);
   for (const moduleLocation of allModulesLocation) {
     // we traverse the dir in order to include binaries for submodules, e.g. @firebase/firestore/memory

scripts/exp/modular-export-binary-size-analysis/analysis.ts

@@ -0,0 +1,10 @@
+{
+    "extends": "../../../../../config/api-extractor.json",
+    // Point it to your entry point d.ts file. 
+    "mainEntryPointFilePath": "<projectFolder>/dist/scripts/exp/modular-export-binary-size-analysis/test/test-exp/src/index.d.ts",
+    "dtsRollup": {
+        "enabled": true,
+        "untrimmedFilePath": "<projectFolder>/dist/<unscopedPackageName>.d.ts",
+        "publicTrimmedFilePath": "<projectFolder>/dist/<unscopedPackageName>-public.d.ts"
+    }
+}

scripts/exp/modular-export-binary-size-analysis/test/test-exp/api-extractor.json

@@ -0,0 +1,35 @@
+/**
+ * @license
+ * Copyright 2019 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+const karmaBase = require('../../config/karma.base');
+
+const files = ['src/**/*.test.ts'];
+
+module.exports = function(config) {
+  const karmaConfig = Object.assign({}, karmaBase, {
+    // files to load into karma
+    files: files,
+    preprocessors: { '**/*.ts': ['webpack', 'sourcemap'] },
+    // frameworks to use
+    // available frameworks: https://npmjs.org/browse/keyword/karma-adapter
+    frameworks: ['mocha']
+  });
+
+  config.set(karmaConfig);
+};
+
+module.exports.files = files;

scripts/exp/modular-export-binary-size-analysis/test/test-exp/karma.conf.js

@@ -0,0 +1,63 @@
+{
+  "name": "@firebase/test-exp",
+  "version": "0.0.800",
+  "private": true,
+  "description": "TestSizeAnalysis",
+  "author": "Firebase <[email protected]> (https://firebase.google.com/)",
+  "main": "dist/index.cjs.js",
+  "browser": "dist/index.esm5.js",
+  "module": "dist/index.esm5.js",
+  "esm2017": "dist/index.esm2017.js",
+  "files": [
+    "dist"
+  ],
+  "scripts": {
+    "lint": "eslint -c .eslintrc.js '**/*.ts' --ignore-path '../../.gitignore'",
+    "lint:fix": "eslint --fix -c .eslintrc.js '**/*.ts' --ignore-path '../../.gitignore'",
+    "build": "rollup -c",
+    "build:release": "rollup -c rollup.config.release.js && yarn api-report && yarn typings:public",
+    "build:deps": "lerna run --scope @firebase/test-exp --include-dependencies build",
+    "dev": "rollup -c -w",
+    "test": "yarn type-check && run-p lint  test:node",
+    "test:ci": "node ../../scripts/run_tests_in_ci.js",
+    "test:browser": "karma start --single-run",
+    "test:node": "TS_NODE_COMPILER_OPTIONS='{\"module\":\"commonjs\"}' nyc --reporter lcovonly -- mocha src/**/*.test.ts --config ../../../../../config/mocharc.node.js",
+    "type-check": "tsc -p . --noEmit",
+    "prepare": "rollup -c rollup.config.release.js",
+    "api-report": "api-extractor run --local --verbose",
+    "predoc": "node ../../scripts/exp/remove-exp.js temp",
+    "doc": "api-documenter markdown --input temp --output docs",
+    "build:doc": "yarn build && yarn doc",
+    "typings:public": "node ./use_public_typings.js --public",
+    "typings:internal": "node ./use_public_typings.js"
+  },
+  "dependencies": {
+    "@firebase/logger": "0.2.5",
+    "tslib": "1.11.1",
+    "typescript": "3.8.3"
+  },
+  "license": "Apache-2.0",
+  "devDependencies": {
+    "@rollup/plugin-alias": "3.1.1",
+    "rollup": "1.32.1",
+    "rollup-plugin-json": "4.0.0",
+    "rollup-plugin-replace": "2.2.0",
+    "rollup-plugin-typescript2": "0.27.0",
+    "typescript": "3.8.3"
+  },
+  "repository": {
+    "directory": "packages-exp/test-exp",
+    "type": "git",
+    "url": "https://github.com/firebase/firebase-js-sdk.git"
+  },
+  "bugs": {
+    "url": "https://github.com/firebase/firebase-js-sdk/issues"
+  },
+  "typings": "./dist/scripts/exp/modular-export-binary-size-analysis/test/test-exp/src/index.d.ts",
+  "nyc": {
+    "extension": [
+      ".ts"
+    ],
+    "reportDir": "./coverage/node"
+  }
+}

scripts/exp/modular-export-binary-size-analysis/test/test-exp/package.json

@@ -0,0 +1,91 @@
+/**
+ * @license
+ * Copyright 2019 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import typescriptPlugin from 'rollup-plugin-typescript2';
+import typescript from 'typescript';
+import json from 'rollup-plugin-json';
+import pkg from './package.json';
+
+const deps = Object.keys(
+  Object.assign({}, pkg.peerDependencies, pkg.dependencies)
+);
+
+/**
+ * ES5 Builds
+ */
+const es5BuildPlugins = [
+  typescriptPlugin({
+    typescript
+  }),
+  json()
+];
+
+const es5Builds = [
+  /**
+   * Browser Builds
+   */
+  {
+    input: 'src/index.ts',
+    output: [{ file: pkg.browser, format: 'es', sourcemap: true }],
+    plugins: es5BuildPlugins,
+    external: id => deps.some(dep => id === dep || id.startsWith(`${dep}/`))
+  },
+  /**
+   * Node.js Build
+   */
+  {
+    input: 'src/index.ts',
+    output: [{ file: pkg.main, format: 'cjs', sourcemap: true }],
+    plugins: es5BuildPlugins,
+    external: id => deps.some(dep => id === dep || id.startsWith(`${dep}/`))
+  }
+];
+
+/**
+ * ES2017 Builds
+ */
+const es2017BuildPlugins = [
+  typescriptPlugin({
+    typescript,
+    tsconfigOverride: {
+      compilerOptions: {
+        target: 'es2017'
+      }
+    }
+  }),
+  json({
+    preferConst: true
+  })
+];
+
+const es2017Builds = [
+  /**
+   *  Browser Builds
+   */
+  {
+    input: 'src/index.ts',
+    output: {
+      file: pkg.esm2017,
+      format: 'es',
+      sourcemap: true
+    },
+    plugins: es2017BuildPlugins,
+    external: id => deps.some(dep => id === dep || id.startsWith(`${dep}/`))
+  }
+];
+
+export default [...es5Builds, ...es2017Builds];