Fix library scan of loose files

editor/tools/plugins/com.google.dart.tools.core_test/src/com/google/dart/tools/core/analysis/LibraryScanTaskTest.java

Index: editor/tools/plugins/com.google.dart.tools.core_test/src/com/google/dart/tools/core/analysis/LibraryScanTaskTest.java
===================================================================
--- editor/tools/plugins/com.google.dart.tools.core_test/src/com/google/dart/tools/core/analysis/LibraryScanTaskTest.java	(revision 0)
+++ editor/tools/plugins/com.google.dart.tools.core_test/src/com/google/dart/tools/core/analysis/LibraryScanTaskTest.java	(revision 0)
@@ -0,0 +1,147 @@
+/*
+ * Copyright (c) 2012, the Dart project authors.
+ * 
+ * Licensed under the Eclipse Public License v1.0 (the "License"); you may not use this file except
+ * in compliance with the License. You may obtain a copy of the License at
+ * 
+ * http://www.eclipse.org/legal/epl-v10.html
+ * 
+ * Unless required by applicable law or agreed to in writing, software distributed under the License
+ * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
+ * or implied. See the License for the specific language governing permissions and limitations under
+ * the License.
+ */
+package com.google.dart.tools.core.analysis;
+
+import com.google.dart.tools.core.AbstractDartCoreTest;
+import com.google.dart.tools.core.internal.model.EditorLibraryManager;
+import com.google.dart.tools.core.internal.model.SystemLibraryManagerProvider;
+import com.google.dart.tools.core.test.util.FileUtilities;
+import com.google.dart.tools.core.test.util.TestUtilities;
+
+import static com.google.dart.tools.core.analysis.AnalysisTestUtilities.assertTrackedLibraryFiles;
+
+import java.io.File;
+
+public class LibraryScanTaskTest extends AbstractDartCoreTest {
+
+  private class AnalysisServerAdapter extends AnalysisServer {
+    private boolean analyzeContext = false;
+
+    public AnalysisServerAdapter(EditorLibraryManager libraryManager) {
+      super(libraryManager);
+    }
+
+    public void assertAnalyzeContext(boolean expectedState) {
+      if (analyzeContext != expectedState) {
+        fail("Expected background analysis " + expectedState + " but found " + analyzeContext);
+      }
+    }
+
+    public void resetAnalyzeContext() {
+      analyzeContext = false;
+    }
+
+    @Override
+    protected void queueAnalyzeContext() {
+      analyzeContext = true;
+    }
+  }
+
+  private static final long FIVE_MINUTES_MS = 300000;
+
+  private static File tempDir;
+  private static File libraryFile;
+  private static File dartFile;
+  private static File doesNotExist;
+
+  /**
+   * Called once prior to executing the first test in this class
+   */
+  public static void setUpOnce() throws Exception {
+    tempDir = TestUtilities.createTempDirectory();
+    TestUtilities.copyPluginRelativeContent("Money", tempDir);
+    libraryFile = new File(tempDir, "money.dart");
+    assertTrue(libraryFile.exists());
+    dartFile = new File(tempDir, "simple_money.dart");
+    assertTrue(dartFile.exists());
+    doesNotExist = new File(tempDir, "doesNotExist.dart");
+  }
+
+  /**
+   * Called once after executing the last test in this class
+   */
+  public static void tearDownOnce() {
+    FileUtilities.delete(tempDir);
+    tempDir = null;
+  }
+
+  private AnalysisServerAdapter server;
+  private Listener listener;
+
+  public void test_scan_directory() throws Exception {
+    assertTrackedLibraryFiles(server);
+    server.scan(tempDir, true);
+    server.start();
+    listener.waitForIdle(1, FIVE_MINUTES_MS);
+    assertTrackedLibraryFiles(server, libraryFile);
+    server.assertAnalyzeContext(true);
+  }
+
+  public void test_scan_doesNotExist() throws Exception {
+    assertTrackedLibraryFiles(server);
+    server.scan(doesNotExist, true);
+    server.start();
+    listener.waitForIdle(1, FIVE_MINUTES_MS);
+    assertTrackedLibraryFiles(server);
+    server.assertAnalyzeContext(false);
+  }
+
+  public void test_scan_library() throws Exception {
+    assertTrackedLibraryFiles(server);
+    server.scan(libraryFile, true);
+    server.start();
+    listener.waitForIdle(1, FIVE_MINUTES_MS);
+    assertTrackedLibraryFiles(server, libraryFile);
+    server.assertAnalyzeContext(true);
+  }
+
+  public void test_scan_libraryThenSource() throws Exception {
+    test_scan_library();
+    server.resetAnalyzeContext();
+    server.scan(dartFile, true);
+    listener.waitForIdle(2, FIVE_MINUTES_MS);
+    assertTrackedLibraryFiles(server, libraryFile);
+    server.assertAnalyzeContext(false);
+  }
+
+  public void test_scan_source() throws Exception {
+    assertTrackedLibraryFiles(server);
+    server.scan(dartFile, true);
+    server.start();
+    listener.waitForIdle(1, FIVE_MINUTES_MS);
+    assertTrackedLibraryFiles(server, dartFile);
+    server.assertAnalyzeContext(true);
+  }
+
+  public void test_scan_sourceThenLibrary() throws Exception {
+    test_scan_source();
+    server.resetAnalyzeContext();
+    server.scan(libraryFile, true);
+    listener.waitForIdle(2, FIVE_MINUTES_MS);
+    assertTrackedLibraryFiles(server, libraryFile);
+    server.assertAnalyzeContext(true);
+  }
+
+  @Override
+  protected void setUp() throws Exception {
+    EditorLibraryManager libraryManager = SystemLibraryManagerProvider.getAnyLibraryManager();
+    server = new AnalysisServerAdapter(libraryManager);
+    listener = new Listener(server);
+  }
+
+  @Override
+  protected void tearDown() throws Exception {
+    server.stop();
+  }
+}