Adding Paste Popup behavior Unit Test cases.

content/public/android/javatests/src/org/chromium/content/browser/ContentViewCoreSelectionTest.java

Index: content/public/android/javatests/src/org/chromium/content/browser/ContentViewCoreSelectionTest.java
diff --git a/content/public/android/javatests/src/org/chromium/content/browser/ContentViewCoreSelectionTest.java b/content/public/android/javatests/src/org/chromium/content/browser/ContentViewCoreSelectionTest.java
index 04a3bf576799cf58981a5ce499a3d66b12791fee..e3dbeee302ff0614435becc5ee154d04accc6adc 100644
--- a/content/public/android/javatests/src/org/chromium/content/browser/ContentViewCoreSelectionTest.java
+++ b/content/public/android/javatests/src/org/chromium/content/browser/ContentViewCoreSelectionTest.java
@@ -4,6 +4,9 @@
 
 package org.chromium.content.browser;
 
+import android.content.ClipData;
+import android.content.ClipboardManager;
+import android.content.Context;
 import android.test.suitebuilder.annotation.SmallTest;
 
 import org.chromium.base.test.util.Feature;
@@ -42,6 +45,7 @@ public class ContentViewCoreSelectionTest extends ContentShellTestBase {
         mContentViewCore = getContentViewCore();
         assertWaitForPageScaleFactorMatch(1.1f);
         assertWaitForSelectActionBarStatus(false);
+        assertWaitForPastePopupStatus(false);
     }
 
     @SmallTest
@@ -93,6 +97,74 @@ public class ContentViewCoreSelectionTest extends ContentShellTestBase {
         assertWaitForSelectActionBarStatus(false);
     }
 
+    @SmallTest
+    @Feature({"TextInput"})
+    public void testPastePopupNotShownOnLongPressingNonEmptyInput() throws Throwable {
+        copyStringToClipboard();
+        DOMUtils.longPressNode(this, mContentViewCore, "empty_input_text");
+        assertWaitForPastePopupStatus(true);
+        DOMUtils.longPressNode(this, mContentViewCore, "input_text");
+        assertWaitForSelectActionBarStatus(true);
+        assertWaitForPastePopupStatus(false);
+    }
+
+    @SmallTest
+    @Feature({"TextInput"})
+    public void testPastePopupClearedOnTappingEmptyInput() throws Throwable {
+        copyStringToClipboard();
+        DOMUtils.longPressNode(this, mContentViewCore, "empty_input_text");
+        assertWaitForPastePopupStatus(true);
+        DOMUtils.clickNode(this, mContentViewCore, "empty_input_text");
+        assertWaitForPastePopupStatus(false);
+    }
+
+    @SmallTest
+    @Feature({"TextInput"})
+    public void testPastePopupClearedOnTappingNonEmptyInput() throws Throwable {
+        copyStringToClipboard();
+        DOMUtils.longPressNode(this, mContentViewCore, "empty_input_text");
+        assertWaitForPastePopupStatus(true);
+        DOMUtils.clickNode(this, mContentViewCore, "input_text");
+        assertWaitForPastePopupStatus(false);
+    }
+
+    @SmallTest
+    @Feature({"TextInput"})
+    public void testPastePopupClearedOnTappingOutsideInput() throws Throwable {
+        copyStringToClipboard();
+        DOMUtils.longPressNode(this, mContentViewCore, "empty_input_text");
+        assertWaitForPastePopupStatus(true);
+        DOMUtils.clickNode(this, mContentViewCore, "plain_text_2");
+        assertWaitForPastePopupStatus(false);
+    }
+
+    @SmallTest
+    @Feature({"TextInput"})
+    public void testPastePopupClearedOnLongPressingOutsideInput() throws Throwable {
+        copyStringToClipboard();
+        DOMUtils.longPressNode(this, mContentViewCore, "empty_input_text");
+        assertWaitForPastePopupStatus(true);
+        DOMUtils.longPressNode(this, mContentViewCore, "plain_text_2");
+        assertWaitForPastePopupStatus(false);
+    }
+
+    private void copyStringToClipboard() {
+        ClipboardManager clipboardManager =
+                (ClipboardManager) getActivity().getSystemService(
+                        Context.CLIPBOARD_SERVICE);
+        ClipData clip = ClipData.newPlainText("test", "Text to copy");
+                clipboardManager.setPrimaryClip(clip);
+    }
+
+    private void assertWaitForPastePopupStatus(final boolean show) throws InterruptedException {
+        assertTrue(CriteriaHelper.pollForCriteria(new Criteria() {
+            @Override
+            public boolean isSatisfied() {
+                return show == mContentViewCore.getPastePopupForTest().isShowing();
+            }
+        }));
+    }
+
     private void assertWaitForSelectActionBarStatus(
             final boolean show) throws InterruptedException {
         assertTrue(CriteriaHelper.pollForCriteria(new Criteria() {