Infrastructure for mounting more than one webview at a time (#12382)

* Beginnings of new idea

* Rework all caes to use new way to fetch wrapper

* Fix missed messages

* Missed messages being dropped

* Make role specific

* More dispose fixes

* Teardown is not being called if a test is skipped

* Upgrade mocha and create factory for mounted web views

* Fix failing functional test and make options correct

* Fix unit test failures caused by new mocha

Author: rchiodo

build/.mocha.functional.json

@@ -0,0 +1,12 @@
+{
+    "spec": "./out/test/**/*.functional.test.js",
+    "require": ["out/test/unittests.js"],
+    "exclude": "out/**/*.jsx",
+    "reporter": "mocha-multi-reporters",
+    "reporter-option": "configFile=build/.mocha-multi-reporters.config",
+    "ui": "tdd",
+    "recursive": true,
+    "colors": true,
+    "exit": true,
+    "timeout": 180000
+}

build/.mocha.functional.opts

@@ -0,0 +1,11 @@
+{
+    "spec": "./out/test/**/*.functional.test.js",
+    "exclude-out": "out/**/*.jsx",
+    "require": ["out/test/unittests.js"],
+    "reporter": "spec",
+    "ui": "tdd",
+    "recursive": true,
+    "colors": true,
+    "exit": true,
+    "timeout": 180000
+}

build/.mocha.functional.perf.json

@@ -0,0 +1,12 @@
+{
+    "spec": "./out/test/**/*.functional.test.js",
+    "require": ["out/test/unittests.js"],
+    "reporter": "mocha-multi-reporters",
+    "reporter-option": "configFile=build/.mocha.perf.config",
+    "ui": "tdd",
+    "recursive": true,
+    "colors": true,
+    "exit": true,
+    "timeout": 30000,
+    "grep": "DataScience"
+}

build/.mocha.functional.perf.opts

@@ -0,0 +1,9 @@
+{
+    "spec": "./out/test/**/*.unit.test.js",
+    "require": ["source-map-support/register", "out/test/unittests.js"],
+    "reporter": "mocha-multi-reporters",
+    "reporter-option": "configFile=build/.mocha-multi-reporters.config",
+    "ui": "tdd",
+    "recursive": true,
+    "colors": true
+}

build/.mocha.performance.json

@@ -0,0 +1,9 @@
+{
+    "spec": "./out/test/**/*.unit.test.js",
+    "require": ["out/test/unittests.js"],
+    "reporter": "mocha-multi-reporters",
+    "reporter-option": "configFile=build/.mocha-multi-reporters.config",
+    "ui": "tdd",
+    "recursive": true,
+    "colors": true
+}

build/.mocha.performance.opts

@@ -0,0 +1,9 @@
+{
+    "spec": "./src/test/**/*.unit.test.ts",
+    "require": ["ts-node/register", "out/test/unittests.js"],
+    "reporter": "mocha-multi-reporters",
+    "reporter-option": "configFile=build/.mocha-multi-reporters.config",
+    "ui": "tdd",
+    "recursive": true,
+    "colors": true
+}