Feature/communication calling server preview (#18462)

* Update apis based on new swagger.

* Add CallConnection live test.

* Update to latest version of 11-15 swagger.

* Change CallConnection from object to interface.

* Update Base64 decode encode method to fix test.

* Add comments for interface methods.

* Fix api.md warning. update apis, add comments, refactoring
downloadcontent class.

* Remove C-A apis params validation in SDK.

* Remove every optional element from the methods and include them in the options parameter in JS SDK

* update api.md

* Fix style check error.

* Fix style check error.

* clean up empty files.

* Update format and live test, let build pass.

* Fix call automation live test

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

@@ -53,7 +53,12 @@ module.exports = function(config) {
     // inject following environment values into browser testing with window.__env__
     // environment values MUST be exported or set with same console running "karma start"
     // https://www.npmjs.com/package/karma-env-preprocessor
-    envPreprocessor: ["TEST_MODE", "COMMUNICATION_LIVETEST_DYNAMIC_CONNECTION_STRING", "BASE_URL"],
+    envPreprocessor: [
+      "TEST_MODE",
+      "AZURE_PHONE_NUMBER",
+      "COMMUNICATION_LIVETEST_STATIC_CONNECTION_STRING",
+      "BASE_URL"
+    ],
 
     // test results reporter to use
     // possible values: 'dots', 'progress'

sdk/communication/communication-callingserver/package.json

@@ -34,7 +34,7 @@
     "prebuild": "npm run clean",
     "test:browser": "npm run build:test && npm run unit-test:browser && npm run integration-test:browser",
     "test:node": "npm run build:test && npm run unit-test:node && npm run integration-test:node",
-    "test": "npm run build:test && npm run unit-test && npm run integration-test",
+    "test": "npm run clean && npm run build:test && npm run unit-test",
     "unit-test:browser": "karma start --single-run",
     "unit-test:node": "mocha --reporter ../../../common/tools/mocha-multi-reporter.js dist-test/index.node.js",
     "unit-test": "npm run unit-test:node && npm run unit-test:browser",