Issue 6820 - Move tests to mocha

test/browser/_bootstrap.js

 /*
  * This file is part of Adblock Plus <https://adblockplus.org/>,
  * Copyright (C) 2006-present eyeo GmbH
  *
  * Adblock Plus is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 3 as
  * published by the Free Software Foundation.
  *
  * Adblock Plus is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
  * along with Adblock Plus.  If not, see <http://www.gnu.org/licenses/>.
  */
 
 "use strict";
 
-/* globals nodeunit */
-require("nodeunit");
+require("mocha");
 
-function runTests(moduleNames)
+if (typeof window._consoleLogs == "undefined")
+  window._consoleLogs = {passes: 0, failures: 0, log: []};
+
+function Reporter(runner)
 {
-  function bold(str)
+  mocha.reporters.Base.call(this, runner);
+
+  runner.on("pass", test =>
   {
-    return "\u001B[1m" + str + "\u001B[22m";
-  }
+    window._consoleLogs.passes++;
+    console.log("pass: %s", test.fullTitle());
+  });
 
-  function ok(str)
+  runner.on("fail", (test, err) =>
   {
-    return "\u001B[32m" + str + "\u001B[39m";
-  }
+    window._consoleLogs.failures++;
+    console.log("fail: %s -- error: %s", test.fullTitle(), err.message);
+  });
 
-  function error(str)
+  runner.on("end", () =>
   {
-    return "\u001B[31m" + str + "\u001B[39m";
-  }
-
-  let tests = {};
-  for (let module of moduleNames)
-    tests[module] = nodeunit.testCase(require("./" + module + ".js"));
-
-  return new Promise((resolve, reject) =>
-  {
-    nodeunit.runModules(tests, {
-      moduleStart(name)
-      {
-        if (typeof window._consoleLogs == "undefined")
-          window._consoleLogs = {failures: 0, log: []};
-        console.log(bold(name));
-      },
-      testDone(name, assertions)
-      {
-        let errors = assertions.filter(assertion => assertion.failed())
-                               .map(assertion => assertion.error);
-
-        if (errors.length == 0)
-          console.log("\u2714 " + name);
-        else
-        {
-          console.log(error("\u2716 " + name) + "\n");
-          errors.forEach(e =>
-          {
-            if (e.stack)
-              console.log(e.stack);
-            else
-              console.log(String(e));
-            console.log("");
-          });
-        }
-      },
-      done(assertions)
-      {
-        let failures = assertions.filter(assertion => assertion.failed());
-        if (failures.length)
-        {
-          window._consoleLogs.failures += failures.length;
-          console.log(
-            "\n" +
-            bold(error("FAILURES: ")) +
-            failures.length + "/" + assertions.length + " assertions failed"
-          );
-        }
-        else
-        {
-          console.log(
-            `\n ${bold(ok("OK: "))}${assertions.length} assertions (${assertions.duration}ms)`
-          );
-        }
-
-        resolve();
-      }
-    });
+    console.log("end: %d/%d", window._consoleLogs.passes,
+                window._consoleLogs.passes + window._consoleLogs.failures);
   });
 }
 
-module.exports = runTests;
+function run(moduleNames)
+{
+  mocha.setup("bdd");
+  mocha.reporter = Reporter;
+
+  for (let module of moduleNames)
+  {
+    describe(module, () =>
+    {
+      require("./" + module + ".js");
+    });
+  }
+
+  mocha.run();
+}
+
+module.exports = run;