tests(): use sourcemap-istanbul-instrumenter-loader

Closes #2

karma.conf.js

@@ -1,7 +1,7 @@
-'use strict'
-const path = require('path')
-const fs = require('fs')
-const webpack = require('webpack')
+'use strict';
+const path = require('path');
+const fs = require('fs');
+const webpack = require('webpack');
 
 let firebaseConfig = process.env.FIREBASE_CONFIG ||
     fs.readFileSync('./firebase.config.local.json', {encoding: 'utf8'})
@@ -10,6 +10,36 @@ if (firebaseConfig === '') {
     throw new Error('Failed to load Firebase config.')
 }
 
+const coverage = !!process.env['COVERAGE'];
+if (coverage) {
+    console.log('Running tests with coverage!');
+}
+
+const reporters = ['mocha'];
+
+if (coverage) {
+    reporters.push('karma-remap-istanbul')
+}
+
+const rules = [{
+    test: /\.ts$/,
+    loader: 'awesome-typescript-loader',
+    exclude: /node_modules/
+}];
+
+if (coverage) {
+    rules.push({
+        enforce: 'post',
+        test: /\.(ts|js)$/,
+        loader: 'sourcemap-istanbul-instrumenter-loader',
+        exclude: [
+            /\.(spec|e2e|bundle)\.ts$/,
+            /node_modules/
+        ],
+        query: {'force-sourcemap': true}
+    })
+}
+
 module.exports = function (karma) {
     karma.set({
         basePath: __dirname,
@@ -22,7 +52,7 @@ module.exports = function (karma) {
             'tests.bundle.ts': ['webpack']
         },
 
-        reporters: ['mocha', 'karma-remap-istanbul'],
+        reporters,
 
         remapIstanbulReporter: {
             reports: {
@@ -46,29 +76,22 @@ module.exports = function (karma) {
             },
 
             module: {
-                loaders: [
-                    {
-                        test: /\.ts$/,
-                        loader: 'awesome-typescript',
-                        exclude: /node_modules/
-                    },
-                    {
-                        enforce: 'post',
-                        test: /\.(ts|js)$/,
-                        loader: 'istanbul-instrumenter',
-                        include: path.resolve(__dirname, 'src'),
-                        exclude: [
-                            /\.(spec|e2e|bundle)\.ts$/,
-                            /node_modules/
-                        ]
-                    }
-                ]
+                rules,
             },
+
             plugins: [
                 new webpack.DefinePlugin({
                     firebaseConfig
+                }),
+                new webpack.ContextReplacementPlugin(
+                    /angular(\\|\/)core(\\|\/)(esm(\\|\/)src|src)(\\|\/)linker/,
+                    path.resolve(__dirname, './src')
+                ),
+                new webpack.SourceMapDevToolPlugin({
+                    filename: null, // if no value is provided the sourcemap is inlined
+                    test: /\.(ts|js)($|\?)/i // process .js and .ts files only
                 })
             ]
         }
     })
-}
+};

package.json

@@ -18,9 +18,8 @@
     "predoc": "rimraf docs",
     "doc": "npm run typedoc -- --options typedoc.json index.ts",
     "upload-coverage": "coveralls < coverage/lcov.info",
-    "fix": "cpy karma-remap-istanbul-fix/index.js node_modules/karma-remap-istanbul",
     "karma": "karma start",
-    "test": "npm run karma -- --single-run",
+    "test": "COVERAGE=true npm run karma -- --single-run",
     "copy": "cpy package.json README.md release",
     "ngc": "ngc -p aot.tsconfig.json",
     "clean:pre": "rimraf release",
@@ -53,7 +52,6 @@
     "core-js": "^2.4.1",
     "coveralls": "^2.11.14",
     "cpy-cli": "^1.0.1",
-    "istanbul-instrumenter-loader": "^0.2.0",
     "jasmine": "^2.5.2",
     "karma": "^1.3.0",
     "karma-chrome-launcher": "^2.0.0",
@@ -63,6 +61,7 @@
     "karma-webpack": "^1.8.0",
     "rimraf": "^2.5.4",
     "rxjs": "5.0.0-beta.12",
+    "sourcemap-istanbul-instrumenter-loader": "^0.2.0",
     "standard-version": "^3.0.0",
     "typedoc": "^0.5.1",
     "typescript": "^2.0.6",

tsconfig.json

@@ -1,28 +1,19 @@
 {
   "compilerOptions": {
-    "inlineSourceMap": true,
     "baseUrl": ".",
-    "declaration": true,
-    "stripInternal": true,
+    "rootDir": ".",
     "emitDecoratorMetadata": true,
     "experimentalDecorators": true,
     "module": "commonjs",
     "moduleResolution": "node",
-    "noEmitOnError": false,
-    "outDir": "./release",
-    "rootDir": ".",
     "lib": ["es2015", "dom"],
     "target": "es5",
-    "skipLibCheck": true,
     "types": [
       "node",
       "jasmine"
     ]
   },
   "exclude": [
     "node_modules"
-  ],
-  "angularCompilerOptions": {
-    "strictMetadataEmit": true
-  }
+  ]
 }