Fixed the Rfc822Validator

Make sure that the validator doesn't consider an email address
that has a domain that has more than one adjacent '.' characters valid

Bug: 3048703
Change-Id: I1c227f393738850d89b6da52693d806c231f3136

1 files changed, 57 insertions, 0 deletions

diff --git a/common/tests/src/com/android/common/Rfc822ValidatorTest.java b/common/tests/src/com/android/common/Rfc822ValidatorTest.java
new file mode 100644
index 0000000..5118146
--- /dev/null
+++ b/common/tests/src/com/android/common/Rfc822ValidatorTest.java
@@ -0,0 +1,57 @@
+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
+ *
+ * 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.android.common;
+
+import android.test.suitebuilder.annotation.SmallTest;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import junit.framework.TestCase;
+
+public class Rfc822ValidatorTest extends TestCase {
+
+    @SmallTest
+    public void testEmailValidator() {
+        Rfc822Validator validator = new Rfc822Validator("gmail.com");
+        String[] validEmails = new String[] {
+            "a@b.com", "a@b.fr", "a+b@c.com", "a@b.info", "john@example.com", "john@example.fr",
+            "john@corp.example.com",
+        };
+
+        for (String email : validEmails) {
+            assertTrue(email + " should be a valid email address", validator.isValid(email));
+        }
+
+        String[] invalidEmails = new String[] {
+            "a", "a@b", "a b", "a@b.12", "john@example..com", "johnexample.com", "john.example.com"
+        };
+
+        for (String email : invalidEmails) {
+            assertFalse(email + " should not be a valid email address", validator.isValid(email));
+        }
+
+        Map<String, String> fixes = new HashMap<String, String>();
+        fixes.put("a", "<a@gmail.com>");
+        fixes.put("a b", "<ab@gmail.com>");
+        fixes.put("a@b", "<a@b>");
+
+        for (Map.Entry<String, String> e : fixes.entrySet()) {
+            assertEquals(e.getValue(), validator.fixText(e.getKey()).toString());
+        }
+    }
+}