diff --git a/.gitignore b/.gitignore
index 8743fea..31a77e3 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,11 +1,12 @@
 # Temporary files and dependencies
 
-vendor/
-documentation/
-tests/coverage/
-arsse.db*
-config.php
-.php_cs.cache
+/vendor/
+/vendor-bin/*/vendor
+/documentation/
+/tests/coverage/
+/arsse.db*
+/config.php
+/.php_cs.cache
 
 
 # Windows files
diff --git a/RoboFile.php b/RoboFile.php
index d0d1d24..e562668 100644
--- a/RoboFile.php
+++ b/RoboFile.php
@@ -2,17 +2,12 @@
 
 use Robo\Result;
 
-/**
- * This is project's console commands configuration for Robo task runner.
- *
- * @see http://robo.li/
- */
 class RoboFile extends \Robo\Tasks {
     const BASE = __DIR__.\DIRECTORY_SEPARATOR;
     const BASE_TEST = self::BASE."tests".\DIRECTORY_SEPARATOR;
 
     /**
-     * Runs the full test suite
+     * Runs the typical test suite
      *
      * Arguments passed to the task are passed on to PHPUnit. Thus one may, for
      * example, run the following command and get the expected results:
@@ -22,21 +17,17 @@ class RoboFile extends \Robo\Tasks {
      * Please see the PHPUnit documentation for available options.
     */
     public function test(array $args): Result {
-        // start the built-in PHP server, which is required for some of the tests
-        $this->taskServer(8000)->host("localhost")->dir(self::BASE_TEST."docroot")->rawArg("-n")->arg(self::BASE_TEST."server.php")->background()->run();
-        // run tests
-        $execpath = realpath(self::BASE."vendor-bin/phpunit/vendor/phpunit/phpunit/phpunit");
-        $confpath = realpath(self::BASE_TEST."phpunit.xml");
-        return $this->taskExec("php")->arg($execpath)->option("-c", $confpath)->args($args)->run();
+        return $this->runTests("php", "typical", $args);
     }
 
     /**
      * Runs the full test suite
      *
-     * This is an alias of the "test" task.
+     * This includes pedantic tests which may help to identify problems.
+     * See help for the "test" task for more details.
     */
     public function testFull(array $args): Result {
-        return $this->test($args);
+        return $this->runTests("php", "full", $args);
     }
 
     /**
@@ -45,27 +36,33 @@ class RoboFile extends \Robo\Tasks {
      * See help for the "test" task for more details.
     */
     public function testQuick(array $args): Result {
-        return $this->test(array_merge(["--exclude-group", "slow,optional"], $args));
+        return $this->runTests("php", "quick", $args);
     }
 
     /** Produces a code coverage report
      *
      * By default this task produces an HTML-format coverage report in
-     * arsse/tests/coverage/. Additional reports may be produced by passing
+     * tests/coverage/. Additional reports may be produced by passing
      * arguments to this task as one would to PHPUnit.
      *
      * Robo first tries to use phpdbg and will fall back to Xdebug if available.
      * Because Xdebug slows down non-coverage tasks, however, phpdbg is highly
-     * recommanded is debugging facilities are not otherwise needed.
+     * recommended if debugging facilities are not otherwise needed.
     */
     public function coverage(array $args): Result {
-        // start the built-in PHP server, which is required for some of the tests
-        $this->taskServer(8000)->host("localhost")->dir(self::BASE_TEST."docroot")->rawArg("-n")->arg(self::BASE_TEST."server.php")->background()->run();
         // run tests with code coverage reporting enabled
         $exec = $this->findCoverageEngine();
-        $execpath = realpath(self::BASE."vendor-bin/phpunit/vendor/phpunit/phpunit/phpunit");
-        $confpath = realpath(self::BASE_TEST."phpunit.xml");
-        return $this->taskExec($exec)->arg($execpath)->option("-c", $confpath)->option("--coverage-html", self::BASE_TEST."coverage")->args($args)->run();
+        return $this->runTests($exec, "typical", array_merge(["--coverage-html", self::BASE_TEST."coverage"], $args));
+    }
+
+    /** Runs the coding standards fixer */
+    public function clean($opts = ['demo|d' => false]): Result {
+        $t = $this->taskExec(realpath(self::BASE."vendor/bin/php-cs-fixer"));
+        $t->arg("fix");
+        if ($opts['demo']) {
+            $t->args("--dry-run", "--diff")->option("--diff-format", "udiff");
+        }
+        return $t->run();
     }
 
     protected function findCoverageEngine(): string {
@@ -79,6 +76,26 @@ class RoboFile extends \Robo\Tasks {
         }
     }
 
+    protected function runTests(string $executor, string $set, array $args) : Result {
+        switch ($set) {
+            case "typical":
+                $set = ["--exclude-group", "optional"];
+                break;
+            case "quick":
+                $set = ["--exclude-group", "optional,slow"];
+                break;
+            case "full":
+                $set = [];
+                break;
+            default:
+                throw new \Exception;
+        }
+        $execpath = realpath(self::BASE."vendor-bin/phpunit/vendor/phpunit/phpunit/phpunit");
+        $confpath = realpath(self::BASE_TEST."phpunit.xml");
+        $this->taskServer(8000)->host("localhost")->dir(self::BASE_TEST."docroot")->rawArg("-n")->arg(self::BASE_TEST."server.php")->background()->run();
+        return $this->taskExec($executor)->arg($execpath)->option("-c", $confpath)->args(array_merge($set, $args))->run();
+    }
+
     /** Packages a given commit of the software into a release tarball
      *
      * The version to package may be any Git tree-ish identifier: a tag, a branch,
@@ -128,13 +145,4 @@ class RoboFile extends \Robo\Tasks {
         $this->_exec("git worktree prune");
         return $out;
     }
-
-    public function clean($opts = ['demo|d' => false]): Result {
-        $t = $this->taskExec(realpath(self::BASE."vendor/bin/php-cs-fixer"));
-        $t->arg("fix");
-        if ($opts['demo']) {
-            $t->args("--dry-run", "--diff")->option("--diff-format", "udiff");
-        }
-        return $t->run();
-    }
 }