From 8379f5d24fc39678737cfa335371b46a2724b542 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Piotr=20B=C5=82a=C5=BCejewicz=20=28Peter=20Blazejewicz=29?=
 <peterblazejewicz@users.noreply.github.com>
Date: Wed, 1 Apr 2020 00:30:57 +0200
Subject: [PATCH] feat(open-wc/testing-karma): new type definition (#43169)

- definition file
- tests

https://github.com/open-wc/open-wc/tree/master/packages/testing-karma#extending-the-config

Thanks!
---
 types/open-wc__testing-karma/index.d.ts       | 16 ++++++++
 .../open-wc__testing-karma-tests.ts           | 37 +++++++++++++++++++
 types/open-wc__testing-karma/tsconfig.json    | 28 ++++++++++++++
 types/open-wc__testing-karma/tslint.json      |  1 +
 4 files changed, 82 insertions(+)
 create mode 100644 types/open-wc__testing-karma/index.d.ts
 create mode 100644 types/open-wc__testing-karma/open-wc__testing-karma-tests.ts
 create mode 100644 types/open-wc__testing-karma/tsconfig.json
 create mode 100644 types/open-wc__testing-karma/tslint.json

diff --git a/types/open-wc__testing-karma/index.d.ts b/types/open-wc__testing-karma/index.d.ts
new file mode 100644
index 0000000000..3a9ea410e9
--- /dev/null
+++ b/types/open-wc__testing-karma/index.d.ts
@@ -0,0 +1,16 @@
+// Type definitions for @open-wc/testing-karma 3.3
+// Project: https://github.com/open-wc/open-wc/tree/master/packages/testing-karma
+// Definitions by: Piotr Błażejewicz <https://github.com/peterblazejewicz>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 3.2
+
+import karma = require('karma');
+
+/**
+ * Our configuration sets up karma to run tests based on es modules with the necessary polyfills
+ * and fallbacks for older browsers and convenient test reporting.
+ * To extend the karma config, we recommend using `deepmerge`.
+ * This will do smart merging of complex objects.
+ * You can extend any of the configuration.
+ */
+export function createDefaultConfig(config: karma.Config): karma.Config;
diff --git a/types/open-wc__testing-karma/open-wc__testing-karma-tests.ts b/types/open-wc__testing-karma/open-wc__testing-karma-tests.ts
new file mode 100644
index 0000000000..2176cee75e
--- /dev/null
+++ b/types/open-wc__testing-karma/open-wc__testing-karma-tests.ts
@@ -0,0 +1,37 @@
+import { createDefaultConfig } from '@open-wc/testing-karma';
+import merge = require('lodash/merge');
+import karma = require('karma');
+
+module.exports = (config: karma.Config) => {
+    // defaults
+    const defaultConfig = createDefaultConfig(config);
+    // sets config merging defaults with custom settings
+    config.set(
+        merge(defaultConfig, {
+            logLevel: config.LOG_DEBUG,
+            basePath: '..',
+            urlRoot: '/base/',
+            frameworks: ['jasmine'],
+            files: [
+                { pattern: 'lib/angular.js', watched: false },
+                'test/unit/*.spec.js',
+                { pattern: 'compiled/index.html', watched: false },
+                { pattern: 'app/index.html', included: false, served: false },
+                { pattern: 'compiled/app.js.map', included: false, served: true, watched: false, nocache: true },
+                { pattern: 'test/images/*.jpg', watched: false, included: false, served: true, nocache: false },
+            ],
+            loggers: {
+                custom: { type: 'file', filename: 'log.txt' },
+            },
+            reporters: ['progress', 'coverage'],
+            middleware: ['foo', 'bar'],
+            beforeMiddleware: ['foo', 'bar'],
+            mime: {
+                'text/x-typescript': ['ts', 'tsx'],
+            },
+            preprocessors: {
+                'app.js': ['coverage'],
+            },
+        }),
+    );
+};
diff --git a/types/open-wc__testing-karma/tsconfig.json b/types/open-wc__testing-karma/tsconfig.json
new file mode 100644
index 0000000000..c60d001bfd
--- /dev/null
+++ b/types/open-wc__testing-karma/tsconfig.json
@@ -0,0 +1,28 @@
+{
+    "compilerOptions": {
+        "module": "commonjs",
+        "lib": [
+            "es6"
+        ],
+        "noImplicitAny": true,
+        "noImplicitThis": true,
+        "strictFunctionTypes": true,
+        "strictNullChecks": true,
+        "baseUrl": "../",
+        "typeRoots": [
+            "../"
+        ],
+        "types": [],
+        "noEmit": true,
+        "forceConsistentCasingInFileNames": true,
+        "paths": {
+            "@open-wc/testing-karma": [
+                "open-wc__testing-karma"
+            ]
+        }
+    },
+    "files": [
+        "index.d.ts",
+        "open-wc__testing-karma-tests.ts"
+    ]
+}
diff --git a/types/open-wc__testing-karma/tslint.json b/types/open-wc__testing-karma/tslint.json
new file mode 100644
index 0000000000..3db14f85ea
--- /dev/null
+++ b/types/open-wc__testing-karma/tslint.json
@@ -0,0 +1 @@
+{ "extends": "dtslint/dt.json" }