[communication-identity] Update karma to not use karma-remap-istanbul (#13466)

karma-remap-istanbul is an undesirable dependency we've been trying to remove from the tree. This PR does the same dance we've performed in other libraries to make it unnecessary.

dataplane.code-workspace

@@ -24,6 +24,10 @@
       "name": "communication-common",
       "path": "sdk/communication/communication-common"
     },
+    {
+      "name": "communication-identity",
+      "path": "sdk/communication/communication-identity"
+    },
     {
       "name": "communication-sms",
       "path": "sdk/communication/communication-sms"

sdk/communication/communication-identity/karma.conf.js

@@ -26,7 +26,7 @@ module.exports = function(config) {
       "karma-ie-launcher",
       "karma-env-preprocessor",
       "karma-coverage",
-      "karma-remap-istanbul",
+      "karma-sourcemap-loader",
       "karma-junit-reporter",
       "karma-json-to-file-reporter",
       "karma-json-preprocessor"
@@ -46,7 +46,7 @@ module.exports = function(config) {
     // preprocess matching files before serving them to the browser
     // available preprocessors: https://npmjs.org/browse/keyword/karma-preprocessor
     preprocessors: {
-      "**/*.js": ["env"],
+      "**/*.js": ["sourcemap", "env"],
       "recordings/browsers/**/*.json": ["json"]
       // IMPORTANT: COMMENT following line if you want to debug in your browsers!!
       // Preprocess source file to calculate code coverage, however this will make source file unreadable
@@ -69,30 +69,19 @@ module.exports = function(config) {
     // test results reporter to use
     // possible values: 'dots', 'progress'
     // available reporters: https://npmjs.org/browse/keyword/karma-reporter
-    reporters: ["mocha", "coverage", "karma-remap-istanbul", "junit", "json-to-file"],
+    reporters: ["mocha", "coverage", "junit", "json-to-file"],
 
     coverageReporter: {
       // specify a common output directory
       dir: "coverage-browser/",
       reporters: [
-        {
-          type: "json",
-          subdir: ".",
-          file: "coverage.json"
-        }
+        { type: "json", subdir: ".", file: "coverage.json" },
+        { type: "lcovonly", subdir: ".", file: "lcov.info" },
+        { type: "html", subdir: "html" },
+        { type: "cobertura", subdir: ".", file: "cobertura-coverage.xml" }
       ]
     },
 
-    remapIstanbulReporter: {
-      src: "coverage-browser/coverage.json",
-      reports: {
-        lcovonly: "coverage-browser/lcov.info",
-        html: "coverage-browser/html/report",
-        "text-summary": null,
-        cobertura: "./coverage-browser/cobertura-coverage.xml"
-      }
-    },
-
     junitReporter: {
       outputDir: "", // results will be saved as $outputDir/$browserName.xml
       outputFile: "test-results.browser.xml", // if included, results will be saved as $outputDir/$browserName/$outputFile

sdk/communication/communication-identity/package.json

@@ -110,7 +110,7 @@
     "karma-junit-reporter": "^2.0.1",
     "karma-mocha-reporter": "^2.2.5",
     "karma-mocha": "^2.0.1",
-    "karma-remap-istanbul": "^0.6.0",
+    "karma-sourcemap-loader": "^0.3.8",
     "karma": "^5.1.0",
     "mocha-junit-reporter": "^1.18.0",
     "mocha": "^7.1.1",