Fix flaky ImeTest#testPasteLongText

content/public/android/javatests/src/org/chromium/content/browser/input/ImeTest.java

Index: content/public/android/javatests/src/org/chromium/content/browser/input/ImeTest.java
diff --git a/content/public/android/javatests/src/org/chromium/content/browser/input/ImeTest.java b/content/public/android/javatests/src/org/chromium/content/browser/input/ImeTest.java
index f454dca0633a07ec4d0f52bc872e77b2d3b4a904..132a8c9f2de3a3aa3e75e88e7f03a6c91e8be1d3 100644
--- a/content/public/android/javatests/src/org/chromium/content/browser/input/ImeTest.java
+++ b/content/public/android/javatests/src/org/chromium/content/browser/input/ImeTest.java
@@ -820,30 +820,25 @@ public class ImeTest extends ContentShellTestBase {
         // crbug.com/606059
         if (usingReplicaInputConnection()) return;
 
-        int textLength = 25000;
-        String text = new String(new char[textLength]).replace("\0", "a");
-
-        commitText(text, 1);
-        waitAndVerifyUpdateSelection(0, textLength, textLength, -1, -1);
-        selectAll();
-        waitAndVerifyUpdateSelection(1, 0, textLength, -1, -1);
-        copy();
+        final int textLength = 25000;
+        final String text = new String(new char[textLength]).replace("\0", "a");
+        setClip(text);
         assertClipboardContents(getActivity(), text);
 
         focusElement("textarea");
-        waitAndVerifyUpdateSelection(2, 0, 0, -1, -1);
+        waitAndVerifyUpdateSelection(0, 0, 0, -1, -1);
 
         // In order to reproduce the bug, we need some text after the pasting text.
         commitText("hello", 1);
-        waitAndVerifyUpdateSelection(3, 5, 5, -1, -1);
+        waitAndVerifyUpdateSelection(1, 5, 5, -1, -1);
 
         setSelection(0, 0);
-        waitAndVerifyUpdateSelection(4, 0, 0, -1, -1);
+        waitAndVerifyUpdateSelection(2, 0, 0, -1, -1);
 
         // It will crash after the 3rd paste if ImeThread is not enabled.
         for (int i = 0; i < 10; i++) {
             paste();
-            waitAndVerifyUpdateSelection(5 + i, textLength * (i + 1), textLength * (i + 1), -1, -1);
+            waitAndVerifyUpdateSelection(3 + i, textLength * (i + 1), textLength * (i + 1), -1, -1);
         }
     }
 
@@ -1732,6 +1727,18 @@ public class ImeTest extends ContentShellTestBase {
         });
     }
 
+    private void setClip(final CharSequence text) {
+        ThreadUtils.runOnUiThreadBlocking(new Runnable() {
+            @Override
+            public void run() {
+                final ClipboardManager clipboardManager =
+                        (ClipboardManager) getActivity().getSystemService(
+                                Context.CLIPBOARD_SERVICE);
+                clipboardManager.setPrimaryClip(ClipData.newPlainText(null, text));
+            }
+        });
+    }
+
     private void paste() {
         final WebContents webContents = mWebContents;
         ThreadUtils.runOnUiThreadBlocking(new Runnable() {