diff --git a/src/__phutil_library_map__.php b/src/__phutil_library_map__.php
--- a/src/__phutil_library_map__.php
+++ b/src/__phutil_library_map__.php
@@ -170,6 +170,7 @@
     'CSharpToolsTestEngine' => 'unit/engine/CSharpToolsTestEngine.php',
     'ComprehensiveLintEngine' => 'lint/engine/ComprehensiveLintEngine.php',
     'ExampleLintEngine' => 'lint/engine/ExampleLintEngine.php',
+    'GenericXUnitTestEngine' => 'unit/engine/GenericXUnitTestEngine.php',
     'GoTestResultParser' => 'unit/engine/GoTestResultParser.php',
     'GoTestResultParserTestCase' => 'unit/engine/__tests__/GoTestResultParserTestCase.php',
     'NoseTestEngine' => 'unit/engine/NoseTestEngine.php',
@@ -313,6 +314,7 @@
     'CSharpToolsTestEngine' => 'XUnitTestEngine',
     'ComprehensiveLintEngine' => 'ArcanistLintEngine',
     'ExampleLintEngine' => 'ArcanistLintEngine',
+    'GenericXUnitTestEngine' => 'ArcanistBaseUnitTestEngine',
     'GoTestResultParser' => 'ArcanistBaseTestResultParser',
     'GoTestResultParserTestCase' => 'ArcanistTestCase',
     'NoseTestEngine' => 'ArcanistBaseUnitTestEngine',
diff --git a/src/unit/engine/GenericXUnitTestEngine.php b/src/unit/engine/GenericXUnitTestEngine.php
new file mode 100644
--- /dev/null
+++ b/src/unit/engine/GenericXUnitTestEngine.php
@@ -0,0 +1,95 @@
+<?php
+
+/**
+ * Very basic unit test engine which runs tests using a script from
+ * configuration and expects an XUnit compatible result.
+ *
+ * @group unit
+ */
+class GenericXUnitTestEngine extends ArcanistBaseUnitTestEngine {
+    public function run() {
+        $results = $this->runTests();
+
+        return $results;
+    }
+
+    private function runTests() {
+        $root = $this->getWorkingCopy()->getProjectRoot();
+        $script = $this->getConfiguredScript();
+        $path = $this->getConfiguredTestResultPath();
+
+        foreach (glob($path."/*.xml") as $filename) {
+            // Remove existing files so we cannot report old results
+            $this->unlink($filename);
+        }
+
+        $future = new ExecFuture('%C %s', $script, $path);
+        $future->setCWD($root);
+        try {
+            $future->resolvex();
+        } catch(CommandException $exc) {
+            if ($exc->getError() != 0) {
+                throw $exc;
+            }
+        }
+
+        return $this->parseTestResults($path);
+    }
+    
+    public function parseTestResults($path) {
+        $results = array();
+        
+        foreach (glob($path."/*.xml") as $filename) {
+            $parser = new ArcanistXUnitTestResultParser();
+            $results[] = $parser->parseTestResults(
+                Filesystem::readFile($filename));
+        }
+        
+        return array_mergev($results);
+    }
+
+    private function unlink($filepath) {
+        if (file_exists($filepath)) {
+            unlink($filepath);
+        }
+    }
+
+    /**
+     * Load, validate, and return the "script" configuration.
+     *
+     * @return string The shell command fragment to use to run the unit tests.
+     *
+     * @task config
+     */
+     private function getConfiguredScript() {
+        $key = 'unit.genericxunit.script';
+        $config = $this->getConfigurationManager()
+         ->getConfigFromAnySource($key);
+
+        if (!$config) {
+            throw new ArcanistUsageException(
+            "GenericXunitTestEngine: ".
+            "You must configure '{$key}' to point to a script to execute.");
+        }
+
+        // NOTE: No additional validation since the "script" can be some random
+        // shell command and/or include flags, so it does not need to point to some
+        // file on disk.
+
+        return $config;
+    }
+    
+    private function getConfiguredTestResultPath() {
+        $key = 'unit.genericxunit.result_path';
+        $config = $this->getConfigurationManager()
+         ->getConfigFromAnySource($key);
+
+        if (!$config) {
+            throw new ArcanistUsageException(
+            "GenericXunitTestEngine: ".
+            "You must configure '{$key}' to point to a path.");
+        }
+
+        return $config;
+    }
+}