add support for package: to the editor

editor/tools/plugins/com.google.dart.tools.core_test/src/com/google/dart/tools/core/internal/model/SystemLibraryManagerProviderTest.java

Index: editor/tools/plugins/com.google.dart.tools.core_test/src/com/google/dart/tools/core/internal/model/SystemLibraryManagerProviderTest.java
===================================================================
--- editor/tools/plugins/com.google.dart.tools.core_test/src/com/google/dart/tools/core/internal/model/SystemLibraryManagerProviderTest.java	(revision 7713)
+++ editor/tools/plugins/com.google.dart.tools.core_test/src/com/google/dart/tools/core/internal/model/SystemLibraryManagerProviderTest.java	(working copy)
@@ -85,7 +85,7 @@
   public void test_SystemLibraryManagerProvider_translateDoesNotExist() throws Exception {
     URI fullUri = new URI("dart://doesnotexist/some/file.dart");
     try {
-      URI translatedURI = getLibraryManager().translateDartUri(fullUri);
+      URI translatedURI = getLibraryManager().resolveDartUri(fullUri);
       fail("Expected translate " + fullUri + " to fail, but returned " + translatedURI);
     } catch (RuntimeException e) {
       String message = e.getMessage();
@@ -110,7 +110,7 @@
     URI shortUri2 = getLibraryManager().getShortUri(fullUri1);
     assertEquals(shortUri, shortUri2);
 
-    URI translatedUri1 = getLibraryManager().translateDartUri(fullUri1);
+    URI translatedUri1 = getLibraryManager().resolveDartUri(fullUri1);
     assertNotNull(translatedUri1);
     String scheme = translatedUri1.getScheme();
     assertTrue(scheme.equals("file"));
@@ -130,4 +130,28 @@
     URI fullUri5 = getLibraryManager().getRelativeUri(translatedUri3);
     assertEquals(fullUri1.resolve("somedir/somefile.dart"), fullUri5);
   }
+
+  protected void testPackage(String libFileName, String uriString)
+      throws AssertionError, URISyntaxException {
+
+    File packageRoot = SystemLibraryManagerProvider.getAnyLibraryManager().getPackageRoot();
+    SystemLibraryManagerProvider.getAnyLibraryManager()
+        .setPackageRoot(new File(System.getProperty("user.home")));
+
+    final URI fullUri1 = getLibraryManager().expandRelativeDartUri(new URI(uriString));
+    assertNotNull(fullUri1);
+    assertEquals("package", fullUri1.getScheme());
+    assertTrue(fullUri1.getPath(), (fullUri1.getHost() + fullUri1.getPath()).endsWith(libFileName));
+
+    URI translatedUri = getLibraryManager().resolveDartUri(fullUri1);
+    assertNotNull(translatedUri);
+    String scheme = translatedUri.getScheme();
+    assertTrue(scheme.equals("file"));
+    assertTrue(translatedUri.getPath().endsWith("/" + libFileName));
+    URI shortUri3 = getLibraryManager().getShortUri(translatedUri);
+    assertEquals(new URI(uriString), shortUri3);
+
+    SystemLibraryManagerProvider.getAnyLibraryManager().setPackageRoot(packageRoot);
+
+  }
 }