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
@@ -145,8 +145,6 @@
     'ArcanistPhpunitTestResultParser' => 'unit/parser/ArcanistPhpunitTestResultParser.php',
     'ArcanistPhrequentWorkflow' => 'workflow/ArcanistPhrequentWorkflow.php',
     'ArcanistPhutilLibraryLinter' => 'lint/linter/ArcanistPhutilLibraryLinter.php',
-    'ArcanistPhutilTestCase' => 'unit/engine/phutil/ArcanistPhutilTestCase.php',
-    'ArcanistPhutilTestCaseTestCase' => 'unit/engine/phutil/testcase/ArcanistPhutilTestCaseTestCase.php',
     'ArcanistPhutilTestSkippedException' => 'unit/engine/phutil/testcase/ArcanistPhutilTestSkippedException.php',
     'ArcanistPhutilTestTerminatedException' => 'unit/engine/phutil/testcase/ArcanistPhutilTestTerminatedException.php',
     'ArcanistPhutilXHPASTLinter' => 'lint/linter/ArcanistPhutilXHPASTLinter.php',
@@ -179,7 +177,6 @@
     'ArcanistSummaryLintRenderer' => 'lint/renderer/ArcanistSummaryLintRenderer.php',
     'ArcanistSvnHookPreCommitWorkflow' => 'workflow/ArcanistSvnHookPreCommitWorkflow.php',
     'ArcanistTasksWorkflow' => 'workflow/ArcanistTasksWorkflow.php',
-    'ArcanistTestCase' => 'infrastructure/testing/ArcanistTestCase.php',
     'ArcanistTestResultParser' => 'unit/parser/ArcanistTestResultParser.php',
     'ArcanistTestXHPASTLintSwitchHook' => 'lint/linter/__tests__/ArcanistTestXHPASTLintSwitchHook.php',
     'ArcanistTextLinter' => 'lint/linter/ArcanistTextLinter.php',
@@ -213,6 +210,8 @@
     'NoseTestEngine' => 'unit/engine/NoseTestEngine.php',
     'PhpunitTestEngine' => 'unit/engine/PhpunitTestEngine.php',
     'PhpunitTestEngineTestCase' => 'unit/engine/__tests__/PhpunitTestEngineTestCase.php',
+    'PhutilTestCase' => 'unit/engine/phutil/PhutilTestCase.php',
+    'PhutilTestCaseTestCase' => 'unit/engine/phutil/testcase/PhutilTestCaseTestCase.php',
     'PhutilUnitTestEngine' => 'unit/engine/PhutilUnitTestEngine.php',
     'PhutilUnitTestEngineTestCase' => 'unit/engine/__tests__/PhutilUnitTestEngineTestCase.php',
     'PytestTestEngine' => 'unit/engine/PytestTestEngine.php',
@@ -225,15 +224,15 @@
     'ArcanistAmendWorkflow' => 'ArcanistWorkflow',
     'ArcanistAnoidWorkflow' => 'ArcanistWorkflow',
     'ArcanistBackoutWorkflow' => 'ArcanistWorkflow',
-    'ArcanistBaseCommitParserTestCase' => 'ArcanistTestCase',
+    'ArcanistBaseCommitParserTestCase' => 'PhutilTestCase',
     'ArcanistBaseUnitTestEngine' => 'ArcanistUnitTestEngine',
     'ArcanistBaseWorkflow' => 'ArcanistWorkflow',
     'ArcanistBaseXHPASTLinter' => 'ArcanistFutureLinter',
     'ArcanistBookmarkWorkflow' => 'ArcanistFeatureWorkflow',
     'ArcanistBranchWorkflow' => 'ArcanistFeatureWorkflow',
-    'ArcanistBritishTestCase' => 'ArcanistTestCase',
+    'ArcanistBritishTestCase' => 'PhutilTestCase',
     'ArcanistBrowseWorkflow' => 'ArcanistWorkflow',
-    'ArcanistBundleTestCase' => 'ArcanistTestCase',
+    'ArcanistBundleTestCase' => 'PhutilTestCase',
     'ArcanistCSSLintLinter' => 'ArcanistExternalLinter',
     'ArcanistCSSLintLinterTestCase' => 'ArcanistExternalLinterTestCase',
     'ArcanistCSharpLinter' => 'ArcanistLinter',
@@ -248,7 +247,7 @@
     'ArcanistClosureLinterTestCase' => 'ArcanistExternalLinterTestCase',
     'ArcanistCoffeeLintLinter' => 'ArcanistExternalLinter',
     'ArcanistCoffeeLintLinterTestCase' => 'ArcanistExternalLinterTestCase',
-    'ArcanistCommentRemoverTestCase' => 'ArcanistTestCase',
+    'ArcanistCommentRemoverTestCase' => 'PhutilTestCase',
     'ArcanistCommitLinter' => 'ArcanistLinter',
     'ArcanistCommitLinterTestCase' => 'ArcanistLinterTestCase',
     'ArcanistCommitWorkflow' => 'ArcanistWorkflow',
@@ -262,8 +261,8 @@
     'ArcanistCppcheckLinterTestCase' => 'ArcanistExternalLinterTestCase',
     'ArcanistCpplintLinter' => 'ArcanistExternalLinter',
     'ArcanistCpplintLinterTestCase' => 'ArcanistExternalLinterTestCase',
-    'ArcanistDiffParserTestCase' => 'ArcanistTestCase',
-    'ArcanistDiffUtilsTestCase' => 'ArcanistTestCase',
+    'ArcanistDiffParserTestCase' => 'PhutilTestCase',
+    'ArcanistDiffUtilsTestCase' => 'PhutilTestCase',
     'ArcanistDiffWorkflow' => 'ArcanistWorkflow',
     'ArcanistDifferentialCommitMessageParserException' => 'Exception',
     'ArcanistDifferentialDependencyGraph' => 'AbstractDirectedGraph',
@@ -287,7 +286,7 @@
     'ArcanistGoLintLinter' => 'ArcanistExternalLinter',
     'ArcanistGoLintLinterTestCase' => 'ArcanistExternalLinterTestCase',
     'ArcanistGoTestResultParser' => 'ArcanistTestResultParser',
-    'ArcanistGoTestResultParserTestCase' => 'ArcanistTestCase',
+    'ArcanistGoTestResultParserTestCase' => 'PhutilTestCase',
     'ArcanistHLintLinter' => 'ArcanistExternalLinter',
     'ArcanistHLintLinterTestCase' => 'ArcanistExternalLinterTestCase',
     'ArcanistHelpWorkflow' => 'ArcanistWorkflow',
@@ -309,11 +308,11 @@
     'ArcanistLiberateWorkflow' => 'ArcanistWorkflow',
     'ArcanistLibraryTestCase' => 'PhutilLibraryTestCase',
     'ArcanistLintWorkflow' => 'ArcanistWorkflow',
-    'ArcanistLinterTestCase' => 'ArcanistPhutilTestCase',
+    'ArcanistLinterTestCase' => 'PhutilTestCase',
     'ArcanistLintersWorkflow' => 'ArcanistWorkflow',
     'ArcanistListWorkflow' => 'ArcanistWorkflow',
     'ArcanistMercurialAPI' => 'ArcanistRepositoryAPI',
-    'ArcanistMercurialParserTestCase' => 'ArcanistTestCase',
+    'ArcanistMercurialParserTestCase' => 'PhutilTestCase',
     'ArcanistMergeConflictLinter' => 'ArcanistLinter',
     'ArcanistMergeConflictLinterTestCase' => 'ArcanistLinterTestCase',
     'ArcanistMissingLinterException' => 'Exception',
@@ -333,7 +332,6 @@
     'ArcanistPhpunitTestResultParser' => 'ArcanistTestResultParser',
     'ArcanistPhrequentWorkflow' => 'ArcanistWorkflow',
     'ArcanistPhutilLibraryLinter' => 'ArcanistLinter',
-    'ArcanistPhutilTestCaseTestCase' => 'ArcanistPhutilTestCase',
     'ArcanistPhutilTestSkippedException' => 'Exception',
     'ArcanistPhutilTestTerminatedException' => 'Exception',
     'ArcanistPhutilXHPASTLinter' => 'ArcanistBaseXHPASTLinter',
@@ -344,8 +342,8 @@
     'ArcanistPyFlakesLinterTestCase' => 'ArcanistExternalLinterTestCase',
     'ArcanistPyLintLinter' => 'ArcanistLinter',
     'ArcanistPyLintLinterTestCase' => 'ArcanistExternalLinterTestCase',
-    'ArcanistRepositoryAPIMiscTestCase' => 'ArcanistTestCase',
-    'ArcanistRepositoryAPIStateTestCase' => 'ArcanistTestCase',
+    'ArcanistRepositoryAPIMiscTestCase' => 'PhutilTestCase',
+    'ArcanistRepositoryAPIStateTestCase' => 'PhutilTestCase',
     'ArcanistRevertWorkflow' => 'ArcanistWorkflow',
     'ArcanistRuboCopLinter' => 'ArcanistExternalLinter',
     'ArcanistRuboCopLinterTestCase' => 'ArcanistExternalLinterTestCase',
@@ -364,7 +362,6 @@
     'ArcanistSummaryLintRenderer' => 'ArcanistLintRenderer',
     'ArcanistSvnHookPreCommitWorkflow' => 'ArcanistWorkflow',
     'ArcanistTasksWorkflow' => 'ArcanistWorkflow',
-    'ArcanistTestCase' => 'ArcanistPhutilTestCase',
     'ArcanistTestXHPASTLintSwitchHook' => 'ArcanistXHPASTLintSwitchHook',
     'ArcanistTextLinter' => 'ArcanistLinter',
     'ArcanistTextLinterTestCase' => 'ArcanistLinterTestCase',
@@ -381,7 +378,7 @@
     'ArcanistVersionWorkflow' => 'ArcanistWorkflow',
     'ArcanistWhichWorkflow' => 'ArcanistWorkflow',
     'ArcanistWorkflow' => 'Phobject',
-    'ArcanistXHPASTLintNamingHookTestCase' => 'ArcanistTestCase',
+    'ArcanistXHPASTLintNamingHookTestCase' => 'PhutilTestCase',
     'ArcanistXHPASTLinter' => 'ArcanistBaseXHPASTLinter',
     'ArcanistXHPASTLinterTestCase' => 'ArcanistLinterTestCase',
     'ArcanistXMLLinter' => 'ArcanistLinter',
@@ -389,11 +386,12 @@
     'CSharpToolsTestEngine' => 'XUnitTestEngine',
     'NoseTestEngine' => 'ArcanistUnitTestEngine',
     'PhpunitTestEngine' => 'ArcanistUnitTestEngine',
-    'PhpunitTestEngineTestCase' => 'ArcanistTestCase',
+    'PhpunitTestEngineTestCase' => 'PhutilTestCase',
+    'PhutilTestCaseTestCase' => 'PhutilTestCase',
     'PhutilUnitTestEngine' => 'ArcanistUnitTestEngine',
-    'PhutilUnitTestEngineTestCase' => 'ArcanistTestCase',
+    'PhutilUnitTestEngineTestCase' => 'PhutilTestCase',
     'PytestTestEngine' => 'ArcanistUnitTestEngine',
     'XUnitTestEngine' => 'ArcanistUnitTestEngine',
-    'XUnitTestResultParserTestCase' => 'ArcanistTestCase',
+    'XUnitTestResultParserTestCase' => 'PhutilTestCase',
   ),
 ));
diff --git a/src/configuration/__tests__/ArcanistBritishTestCase.php b/src/configuration/__tests__/ArcanistBritishTestCase.php
--- a/src/configuration/__tests__/ArcanistBritishTestCase.php
+++ b/src/configuration/__tests__/ArcanistBritishTestCase.php
@@ -1,6 +1,6 @@
 <?php
 
-final class ArcanistBritishTestCase extends ArcanistTestCase {
+final class ArcanistBritishTestCase extends PhutilTestCase {
 
   public function testCommandCompletion() {
     $this->assertCommandCompletion(
diff --git a/src/difference/__tests__/ArcanistDiffUtilsTestCase.php b/src/difference/__tests__/ArcanistDiffUtilsTestCase.php
--- a/src/difference/__tests__/ArcanistDiffUtilsTestCase.php
+++ b/src/difference/__tests__/ArcanistDiffUtilsTestCase.php
@@ -3,7 +3,7 @@
 /**
  * Test cases for @{class:ArcanistDiffUtils}.
  */
-final class ArcanistDiffUtilsTestCase extends ArcanistTestCase {
+final class ArcanistDiffUtilsTestCase extends PhutilTestCase {
 
   public function testLevenshtein() {
     $tests = array(
diff --git a/src/infrastructure/testing/ArcanistTestCase.php b/src/infrastructure/testing/ArcanistTestCase.php
deleted file mode 100644
--- a/src/infrastructure/testing/ArcanistTestCase.php
+++ /dev/null
@@ -1,13 +0,0 @@
-<?php
-
-abstract class ArcanistTestCase extends ArcanistPhutilTestCase {
-
-  protected function getLink($method) {
-    $arcanist_project = 'PHID-APRJ-703e0b140530f17ede30';
-    return
-      'https://secure.phabricator.com/diffusion/symbol/'.$method.
-      '/?lang=php&projects='.$arcanist_project.
-      '&jump=true&context='.get_class($this);
-  }
-
-}
diff --git a/src/lint/linter/__tests__/ArcanistLinterTestCase.php b/src/lint/linter/__tests__/ArcanistLinterTestCase.php
--- a/src/lint/linter/__tests__/ArcanistLinterTestCase.php
+++ b/src/lint/linter/__tests__/ArcanistLinterTestCase.php
@@ -3,7 +3,7 @@
 /**
  * Facilitates implementation of test cases for @{class:ArcanistLinter}s.
  */
-abstract class ArcanistLinterTestCase extends ArcanistPhutilTestCase {
+abstract class ArcanistLinterTestCase extends PhutilTestCase {
 
   /**
    * Returns an instance of the linter being tested.
diff --git a/src/lint/linter/xhpast/__tests__/ArcanistXHPASTLintNamingHookTestCase.php b/src/lint/linter/xhpast/__tests__/ArcanistXHPASTLintNamingHookTestCase.php
--- a/src/lint/linter/xhpast/__tests__/ArcanistXHPASTLintNamingHookTestCase.php
+++ b/src/lint/linter/xhpast/__tests__/ArcanistXHPASTLintNamingHookTestCase.php
@@ -3,7 +3,7 @@
 /**
  * Test cases for @{class:ArcanistXHPASTLintNamingHook}.
  */
-final class ArcanistXHPASTLintNamingHookTestCase extends ArcanistTestCase {
+final class ArcanistXHPASTLintNamingHookTestCase extends PhutilTestCase {
 
   public function testCaseUtilities() {
     $tests = array(
diff --git a/src/parser/__tests__/ArcanistBaseCommitParserTestCase.php b/src/parser/__tests__/ArcanistBaseCommitParserTestCase.php
--- a/src/parser/__tests__/ArcanistBaseCommitParserTestCase.php
+++ b/src/parser/__tests__/ArcanistBaseCommitParserTestCase.php
@@ -1,6 +1,6 @@
 <?php
 
-final class ArcanistBaseCommitParserTestCase extends ArcanistTestCase {
+final class ArcanistBaseCommitParserTestCase extends PhutilTestCase {
 
   public function testBasics() {
     // Verify that the very basics of base commit resolution work.
diff --git a/src/parser/__tests__/ArcanistBundleTestCase.php b/src/parser/__tests__/ArcanistBundleTestCase.php
--- a/src/parser/__tests__/ArcanistBundleTestCase.php
+++ b/src/parser/__tests__/ArcanistBundleTestCase.php
@@ -1,6 +1,6 @@
 <?php
 
-final class ArcanistBundleTestCase extends ArcanistTestCase {
+final class ArcanistBundleTestCase extends PhutilTestCase {
 
   private function loadResource($name) {
     return Filesystem::readFile($this->getResourcePath($name));
diff --git a/src/parser/__tests__/ArcanistCommentRemoverTestCase.php b/src/parser/__tests__/ArcanistCommentRemoverTestCase.php
--- a/src/parser/__tests__/ArcanistCommentRemoverTestCase.php
+++ b/src/parser/__tests__/ArcanistCommentRemoverTestCase.php
@@ -1,6 +1,6 @@
 <?php
 
-final class ArcanistCommentRemoverTestCase extends ArcanistTestCase {
+final class ArcanistCommentRemoverTestCase extends PhutilTestCase {
 
   public function testRemover() {
     $test = <<<EOTEXT
diff --git a/src/parser/__tests__/ArcanistDiffParserTestCase.php b/src/parser/__tests__/ArcanistDiffParserTestCase.php
--- a/src/parser/__tests__/ArcanistDiffParserTestCase.php
+++ b/src/parser/__tests__/ArcanistDiffParserTestCase.php
@@ -3,7 +3,7 @@
 /**
  * Test cases for @{class:ArcanistDiffParser}.
  */
-final class ArcanistDiffParserTestCase extends ArcanistTestCase {
+final class ArcanistDiffParserTestCase extends PhutilTestCase {
 
   public function testParser() {
     $root = dirname(__FILE__).'/diff/';
diff --git a/src/repository/api/__tests__/ArcanistRepositoryAPIMiscTestCase.php b/src/repository/api/__tests__/ArcanistRepositoryAPIMiscTestCase.php
--- a/src/repository/api/__tests__/ArcanistRepositoryAPIMiscTestCase.php
+++ b/src/repository/api/__tests__/ArcanistRepositoryAPIMiscTestCase.php
@@ -1,6 +1,6 @@
 <?php
 
-final class ArcanistRepositoryAPIMiscTestCase extends ArcanistTestCase {
+final class ArcanistRepositoryAPIMiscTestCase extends PhutilTestCase {
 
   public function testSVNFileEscapes() {
     $input = array(
diff --git a/src/repository/api/__tests__/ArcanistRepositoryAPIStateTestCase.php b/src/repository/api/__tests__/ArcanistRepositoryAPIStateTestCase.php
--- a/src/repository/api/__tests__/ArcanistRepositoryAPIStateTestCase.php
+++ b/src/repository/api/__tests__/ArcanistRepositoryAPIStateTestCase.php
@@ -1,6 +1,6 @@
 <?php
 
-final class ArcanistRepositoryAPIStateTestCase extends ArcanistTestCase {
+final class ArcanistRepositoryAPIStateTestCase extends PhutilTestCase {
 
   public function testGitStateParsing() {
     if (Filesystem::binaryExists('git')) {
diff --git a/src/repository/parser/__tests__/ArcanistMercurialParserTestCase.php b/src/repository/parser/__tests__/ArcanistMercurialParserTestCase.php
--- a/src/repository/parser/__tests__/ArcanistMercurialParserTestCase.php
+++ b/src/repository/parser/__tests__/ArcanistMercurialParserTestCase.php
@@ -1,6 +1,6 @@
 <?php
 
-final class ArcanistMercurialParserTestCase extends ArcanistTestCase {
+final class ArcanistMercurialParserTestCase extends PhutilTestCase {
 
   public function testParseAll() {
     $root = dirname(__FILE__).'/mercurial/';
diff --git a/src/unit/engine/PhutilUnitTestEngine.php b/src/unit/engine/PhutilUnitTestEngine.php
--- a/src/unit/engine/PhutilUnitTestEngine.php
+++ b/src/unit/engine/PhutilUnitTestEngine.php
@@ -39,7 +39,8 @@
     foreach ($run_tests as $test_class) {
       $test_case = newv($test_class, array());
       $test_case->setEnableCoverage($enable_coverage);
-      $test_case->setProjectRoot($project_root);
+      $test_case->setWorkingCopy($this->getWorkingCopy());
+
       if ($this->getPaths()) {
         $test_case->setPaths($this->getPaths());
       }
@@ -71,7 +72,7 @@
 
     $symbols = id(new PhutilSymbolLoader())
       ->setType('class')
-      ->setAncestorClass('ArcanistPhutilTestCase')
+      ->setAncestorClass('PhutilTestCase')
       ->setConcreteOnly(true)
       ->selectSymbolsWithoutLoading();
 
@@ -153,7 +154,7 @@
       }
     }
 
-    // Look for any class that extends ArcanistPhutilTestCase inside a
+    // Look for any class that extends PhutilTestCase inside a
     // __tests__ directory in any parent directory of every affected file.
     //
     // The idea is that "infrastructure/__tests__/" tests defines general tests
@@ -171,7 +172,7 @@
         ->setType('class')
         ->setLibrary($library)
         ->setPathPrefix(($path ? $path.'/' : '').'__tests__/')
-        ->setAncestorClass('ArcanistPhutilTestCase')
+        ->setAncestorClass('PhutilTestCase')
         ->setConcreteOnly(true)
         ->selectAndLoadSymbols();
 
diff --git a/src/unit/engine/XUnitTestEngine.php b/src/unit/engine/XUnitTestEngine.php
--- a/src/unit/engine/XUnitTestEngine.php
+++ b/src/unit/engine/XUnitTestEngine.php
@@ -89,7 +89,6 @@
    * @return array   Array of test results.
    */
   public function run() {
-
     $this->loadEnvironment();
 
     if ($this->getRunAllTests()) {
diff --git a/src/unit/engine/__tests__/PhpunitTestEngineTestCase.php b/src/unit/engine/__tests__/PhpunitTestEngineTestCase.php
--- a/src/unit/engine/__tests__/PhpunitTestEngineTestCase.php
+++ b/src/unit/engine/__tests__/PhpunitTestEngineTestCase.php
@@ -3,7 +3,7 @@
 /**
  * Tests for @{class:PhpunitTestEngine}.
  */
-final class PhpunitTestEngineTestCase extends ArcanistTestCase {
+final class PhpunitTestEngineTestCase extends PhutilTestCase {
 
   public function testSearchLocations() {
     $path = '/path/to/some/file/X.php';
diff --git a/src/unit/engine/__tests__/PhutilUnitTestEngineTestCase.php b/src/unit/engine/__tests__/PhutilUnitTestEngineTestCase.php
--- a/src/unit/engine/__tests__/PhutilUnitTestEngineTestCase.php
+++ b/src/unit/engine/__tests__/PhutilUnitTestEngineTestCase.php
@@ -3,7 +3,7 @@
 /**
  * Very meta test for @{class:PhutilUnitTestEngine}.
  */
-final class PhutilUnitTestEngineTestCase extends ArcanistTestCase {
+final class PhutilUnitTestEngineTestCase extends PhutilTestCase {
 
   private static $allTestsCounter = 0;
   private static $oneTestCounter = 0;
@@ -67,7 +67,7 @@
   public function testFailSkip() {
     $failed = 0;
     $skipped = 0;
-    $test_case = new ArcanistPhutilTestCaseTestCase();
+    $test_case = new PhutilTestCaseTestCase();
     foreach ($test_case->run() as $result) {
       if ($result->getResult() == ArcanistUnitTestResult::RESULT_FAIL) {
         $failed++;
diff --git a/src/unit/engine/phutil/ArcanistPhutilTestCase.php b/src/unit/engine/phutil/PhutilTestCase.php
rename from src/unit/engine/phutil/ArcanistPhutilTestCase.php
rename to src/unit/engine/phutil/PhutilTestCase.php
--- a/src/unit/engine/phutil/ArcanistPhutilTestCase.php
+++ b/src/unit/engine/phutil/PhutilTestCase.php
@@ -8,7 +8,7 @@
  * @task hook         Hooks for Setup and Teardown
  * @task internal     Internals
  */
-abstract class ArcanistPhutilTestCase {
+abstract class PhutilTestCase {
 
   private $assertions = 0;
   private $runningTest;
@@ -16,7 +16,7 @@
   private $results = array();
   private $enableCoverage;
   private $coverage = array();
-  private $projectRoot;
+  private $workingCopy;
   private $paths;
   private $renderer;
 
@@ -358,7 +358,7 @@
    * This hook is invoked once, before any test cases execute. It gives you
    * an opportunity to perform setup steps for the entire suite of test cases.
    *
-   * @param list<ArcanistPhutilTestCase> List of test cases to be run.
+   * @param list<PhutilTestCase> List of test cases to be run.
    * @return void
    * @task hook
    */
@@ -370,7 +370,7 @@
   /**
    * This hook is invoked once, after all test cases execute.
    *
-   * @param list<ArcanistPhutilTestCase> List of test cases that ran.
+   * @param list<PhutilTestCase> List of test cases that ran.
    * @return void
    * @task hook
    */
@@ -560,7 +560,9 @@
     $coverage = array();
 
     foreach ($result as $file => $report) {
-      if (strncmp($file, $this->projectRoot, strlen($this->projectRoot))) {
+      $project_root = $this->getProjectRoot();
+
+      if (strncmp($file, $project_root, strlen($project_root))) {
         continue;
       }
 
@@ -583,7 +585,7 @@
           $str .= 'N'; // Not executable.
         }
       }
-      $coverage[substr($file, strlen($this->projectRoot) + 1)] = $str;
+      $coverage[substr($file, strlen($this->getProjectRoot()) + 1)] = $str;
     }
 
     // Only keep coverage information for files modified by the change. In
@@ -603,18 +605,40 @@
     }
   }
 
-  final public function setProjectRoot($project_root) {
-    $this->projectRoot = $project_root;
+  final public function getWorkingCopy() {
+    return $this->workingCopy;
+  }
+
+  final public function setWorkingCopy(
+    ArcanistWorkingCopyIdentity $working_copy) {
+
+    $this->workingCopy = $working_copy;
     return $this;
   }
 
+  final public function getProjectRoot() {
+    // TODO: What if $this->workingCopy isn't set.
+    return $this->getWorkingCopy()->getProjectRoot();
+  }
+
   final public function setPaths(array $paths) {
     $this->paths = $paths;
     return $this;
   }
 
-  protected function getLink($method) {
-    return null;
+  final protected function getLink($method) {
+    $base_uri = $this
+      ->getWorkingCopy()
+      ->getProjectConfig('phabricator.uri');
+
+    $uri = id(new PhutilURI($base_uri))
+      ->setPath("/diffusion/symbol/{$method}/")
+      ->setQueryParam('context', get_class($this))
+      ->setQueryParam('jump', 'true')
+      ->setQueryParam('lang', 'php')
+      ->setQueryParam('repositories', '');
+
+    return (string)$uri;
   }
 
   public function setRenderer(ArcanistUnitRenderer $renderer) {
diff --git a/src/unit/engine/phutil/testcase/ArcanistPhutilTestCaseTestCase.php b/src/unit/engine/phutil/testcase/PhutilTestCaseTestCase.php
rename from src/unit/engine/phutil/testcase/ArcanistPhutilTestCaseTestCase.php
rename to src/unit/engine/phutil/testcase/PhutilTestCaseTestCase.php
--- a/src/unit/engine/phutil/testcase/ArcanistPhutilTestCaseTestCase.php
+++ b/src/unit/engine/phutil/testcase/PhutilTestCaseTestCase.php
@@ -3,7 +3,7 @@
 /**
  * Test for @{class:PhutilUnitTestEngineTestCase}.
  */
-final class ArcanistPhutilTestCaseTestCase extends ArcanistPhutilTestCase {
+final class PhutilTestCaseTestCase extends PhutilTestCase {
 
   public function testFail() {
     $this->assertFailure(pht('This test is expected to fail.'));
diff --git a/src/unit/parser/__tests__/ArcanistGoTestResultParserTestCase.php b/src/unit/parser/__tests__/ArcanistGoTestResultParserTestCase.php
--- a/src/unit/parser/__tests__/ArcanistGoTestResultParserTestCase.php
+++ b/src/unit/parser/__tests__/ArcanistGoTestResultParserTestCase.php
@@ -3,7 +3,7 @@
 /**
  * Test for @{class:ArcanistGoTestResultParser}.
  */
-final class ArcanistGoTestResultParserTestCase extends ArcanistTestCase {
+final class ArcanistGoTestResultParserTestCase extends PhutilTestCase {
 
   public function testSingleTestCaseSuccessful() {
     $stubbed_results = Filesystem::readFile(
diff --git a/src/unit/parser/__tests__/XUnitTestResultParserTestCase.php b/src/unit/parser/__tests__/XUnitTestResultParserTestCase.php
--- a/src/unit/parser/__tests__/XUnitTestResultParserTestCase.php
+++ b/src/unit/parser/__tests__/XUnitTestResultParserTestCase.php
@@ -3,7 +3,7 @@
 /**
  * Test for @{class:ArcanistXUnitTestResultParser}.
  */
-final class XUnitTestResultParserTestCase extends ArcanistTestCase {
+final class XUnitTestResultParserTestCase extends PhutilTestCase {
 
   public function testAcceptsNoTestsInput() {
     $stubbed_results = Filesystem::readFile(