diff --git a/lint/src/test/java/permissions/dispatcher/BaseLintDetectorTest.java b/lint/src/test/java/permissions/dispatcher/BaseLintDetectorTest.java
index 15cbb8c0..ca713461 100644
--- a/lint/src/test/java/permissions/dispatcher/BaseLintDetectorTest.java
+++ b/lint/src/test/java/permissions/dispatcher/BaseLintDetectorTest.java
@@ -6,11 +6,11 @@
 
 public abstract class BaseLintDetectorTest extends LintDetectorTest {
 
-    protected static final String PACKAGE = "package permissions.dispatcher;\n";
+    static final String PACKAGE = "package permissions.dispatcher;\n";
 
-    protected static final String SOURCE_PATH = "src/permissions/dispatcher/";
+    static final String SOURCE_PATH = "src/permissions/dispatcher/";
 
-    protected String getOnNeedsPermission() {
+    String getOnNeedsPermission() {
         @Language("JAVA") String onNeedsPermission = ""
                 + PACKAGE
                 + "import java.lang.annotation.ElementType;\n"
@@ -26,7 +26,7 @@ protected String getOnNeedsPermission() {
         return onNeedsPermission;
     }
 
-    protected String getOnRationaleAnnotation() {
+    String getOnRationaleAnnotation() {
         @Language("JAVA") String onShow = ""
                 + PACKAGE
                 + "import java.lang.annotation.ElementType;\n"
@@ -40,4 +40,9 @@ protected String getOnRationaleAnnotation() {
                 + "}";
         return onShow;
     }
+
+    @Override
+    protected boolean allowCompilationErrors() {
+        return true;
+    }
 }
diff --git a/lint/src/test/java/permissions/dispatcher/CallNeedsPermissionDetectorTest.java b/lint/src/test/java/permissions/dispatcher/CallNeedsPermissionDetectorTest.java
index deed75b7..03f051b2 100644
--- a/lint/src/test/java/permissions/dispatcher/CallNeedsPermissionDetectorTest.java
+++ b/lint/src/test/java/permissions/dispatcher/CallNeedsPermissionDetectorTest.java
@@ -2,7 +2,6 @@
 
 import com.google.common.collect.ImmutableList;
 
-import com.android.tools.lint.checks.infrastructure.LintDetectorTest;
 import com.android.tools.lint.detector.api.Detector;
 import com.android.tools.lint.detector.api.Issue;
 
@@ -12,11 +11,10 @@
 import java.util.Collections;
 import java.util.List;
 
-public class CallNeedsPermissionDetectorTest extends LintDetectorTest {
+public class CallNeedsPermissionDetectorTest extends BaseLintDetectorTest {
 
     private static final String NO_WARNINGS = "No warnings.";
 
-
     @Override
     protected Detector getDetector() {
         return new CallNeedsPermissionDetector();
@@ -60,7 +58,7 @@ public void testCallNeedsPermissionMethod() throws Exception {
                 + "~~~~~~~~~~~~\n"
                 + "1 errors, 0 warnings\n";
 
-        assertEquals(result, error.toString());
+        assertEquals(result, error);
     }
 
     @Test
@@ -83,8 +81,8 @@ public void testCallNeedsPermissionMethodNoError() throws Exception {
                 + "}";
 
         String result = lintProject(
-                java("src/com/example/Foo.java", foo.toString()),
-                java("src/com/example/Baz.java", baz.toString()));
+                java("src/com/example/Foo.java", foo),
+                java("src/com/example/Baz.java", baz));
 
         assertEquals(result, NO_WARNINGS);
     }
diff --git a/lint/src/test/java/permissions/dispatcher/CallOnRequestPermissionsResultDetectorTest.java b/lint/src/test/java/permissions/dispatcher/CallOnRequestPermissionsResultDetectorTest.java
index a89aae67..311a5ed0 100644
--- a/lint/src/test/java/permissions/dispatcher/CallOnRequestPermissionsResultDetectorTest.java
+++ b/lint/src/test/java/permissions/dispatcher/CallOnRequestPermissionsResultDetectorTest.java
@@ -10,9 +10,6 @@
 
 import java.util.List;
 
-/**
- * @author Henry Addo
- */
 public class CallOnRequestPermissionsResultDetectorTest extends BaseLintDetectorTest {
 
     @Override
@@ -23,7 +20,6 @@ protected Detector getDetector() {
     @Override
     protected List<Issue> getIssues() {
         return ImmutableList.of(CallOnRequestPermissionsResultDetector.ISSUE);
-
     }
 
     @Test
@@ -73,11 +69,11 @@ public void testCallOnRequestPermissionsResultDetectorNoError() throws Exception
     @Test
     public void testCallOnRequestPermissionsResultDetector() throws Exception {
 
-        String runtimePerms = getRuntimePermission();
+        @Language("JAVA") String runtimePerms = getRuntimePermission();
 
-        String onNeeds = getOnNeedsPermission();
+        @Language("JAVA") String onNeeds = getOnNeedsPermission();
 
-        String onShow = getOnRationaleAnnotation();
+        @Language("JAVA") String onShow = getOnRationaleAnnotation();
 
         @Language("JAVA") String foo = ""
                 + "package permissions.dispatcher;\n"
@@ -94,8 +90,7 @@ public void testCallOnRequestPermissionsResultDetector() throws Exception {
                 + "}";
 
         String result = lintProject(
-                java(SOURCE_PATH + "RuntimePermissions.java",
-                        runtimePerms.toString()),
+                java(SOURCE_PATH + "RuntimePermissions.java", runtimePerms),
                 java(SOURCE_PATH + "NeedsPermission.java", onNeeds),
                 java(SOURCE_PATH + "OnShowRationale.java", onShow),
                 java(SOURCE_PATH + "Foo.java", foo));
diff --git a/lint/src/test/java/permissions/dispatcher/NoCorrespondingNeedsPermissionDetectorTest.java b/lint/src/test/java/permissions/dispatcher/NoCorrespondingNeedsPermissionDetectorTest.java
index 04f7ac0d..d3af29aa 100644
--- a/lint/src/test/java/permissions/dispatcher/NoCorrespondingNeedsPermissionDetectorTest.java
+++ b/lint/src/test/java/permissions/dispatcher/NoCorrespondingNeedsPermissionDetectorTest.java
@@ -24,8 +24,8 @@ protected List<Issue> getIssues() {
 
     @Test
     public void testNoNeedsPermissionAnnotationNoErrors() throws Exception {
-        String onNeeds = getOnNeedsPermission();
-        String onShow = getOnRationaleAnnotation();
+        @Language("JAVA") String onNeeds = getOnNeedsPermission();
+        @Language("JAVA") String onShow = getOnRationaleAnnotation();
         @Language("JAVA") String foo = ""
                 + PACKAGE
                 + "public class Foo {\n"
@@ -48,7 +48,7 @@ public void testNoNeedsPermissionAnnotationNoErrors() throws Exception {
     @Test
     public void testNoNeedsPermissionAnnotation() throws Exception {
 
-        String onShow = getOnRationaleAnnotation();
+        @Language("JAVA") String onShow = getOnRationaleAnnotation();
 
         @Language("JAVA") String foo = ""
                 + PACKAGE