diff --git a/bar b/bar
new file mode 100644
--- /dev/null
+++ b/bar
@@ -0,0 +1 @@
+foo
diff --git a/foo b/foo
new file mode 100644
--- /dev/null
+++ b/foo
@@ -0,0 +1 @@
+bar
diff --git a/src/__tests__/ArcanistLibraryTestCase.php b/src/__tests__/ArcanistLibraryTestCase.php
--- a/src/__tests__/ArcanistLibraryTestCase.php
+++ b/src/__tests__/ArcanistLibraryTestCase.php
@@ -1,3 +1,7 @@
 <?php
 
-final class ArcanistLibraryTestCase extends PhutilLibraryTestCase {}
+final class ArcanistLibraryTestCase extends PhutilLibraryTestCase {
+  public function testTrue() {
+    $this->assertTrue(true);
+  }
+}