Support paste with style from Spanned

ui/android/junit/src/org/chromium/ui/base/ClipboardTest.java

Index: ui/android/junit/src/org/chromium/ui/base/ClipboardTest.java
diff --git a/ui/android/junit/src/org/chromium/ui/base/ClipboardTest.java b/ui/android/junit/src/org/chromium/ui/base/ClipboardTest.java
index a4bd96668dbe8fa699626bf578b8f64cbd693cf4..49bc9873b69a631df6f0bc4d41e4d57ba05820f5 100644
--- a/ui/android/junit/src/org/chromium/ui/base/ClipboardTest.java
+++ b/ui/android/junit/src/org/chromium/ui/base/ClipboardTest.java
@@ -4,7 +4,14 @@
 
 package org.chromium.ui.base;
 
+import android.content.ClipData;
+import android.content.Intent;
+import android.text.SpannableString;
+import android.text.style.RelativeSizeSpan;
+
 import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNull;
 import static org.junit.Assert.assertTrue;
 
 import org.junit.AfterClass;
@@ -25,6 +32,9 @@ import org.chromium.testing.local.LocalRobolectricTestRunner;
 @RunWith(LocalRobolectricTestRunner.class)
 @Config(manifest = Config.NONE)
 public class ClipboardTest {
+    private static final String PLAIN_TEXT = "plain";
+    private static final String HTML_TEXT = "<span style=\"color: red;\">HTML</span>";
+
     @BeforeClass
     public static void beforeClass() {
         RecordHistogram.setDisabledForTests(true);
@@ -39,7 +49,7 @@ public class ClipboardTest {
 
     @Test
     public void testGetClipboardContentChangeTimeInMillis() {
-        ContextUtils.initApplicationContext(RuntimeEnvironment.application);
+        ContextUtils.initApplicationContextForTests(RuntimeEnvironment.application);
         // Upon launch, the clipboard should be at start of epoch, i.e., ancient.
         Clipboard clipboard = Clipboard.getInstance();
         assertEquals(0, clipboard.getClipboardContentChangeTimeInMillis());
@@ -47,4 +57,39 @@ public class ClipboardTest {
         clipboard.onPrimaryClipChanged();
         assertTrue(clipboard.getClipboardContentChangeTimeInMillis() > 0);
     }
+
+    @Test
+    public void testGetHTMLTextAndGetCoercedText() {
+        ContextUtils.initApplicationContextForTests(RuntimeEnvironment.application);
+        Clipboard clipboard = Clipboard.getInstance();
+
+        // HTML text
+        ClipData html = ClipData.newHtmlText("html", PLAIN_TEXT, HTML_TEXT);
+        clipboard.setPrimaryClipNoException(html);
+        assertEquals(PLAIN_TEXT, clipboard.getCoercedText());
+        assertEquals(HTML_TEXT, clipboard.getHTMLText());
+
+        // Plain text without span
+        ClipData plainTextNoSpan = ClipData.newPlainText("plain", PLAIN_TEXT);
+        clipboard.setPrimaryClipNoException(plainTextNoSpan);
+        assertEquals(PLAIN_TEXT, clipboard.getCoercedText());
+        assertNull(clipboard.getHTMLText());
+
+        // Plain text with span
+        SpannableString spanned = new SpannableString(PLAIN_TEXT);
+        spanned.setSpan(new RelativeSizeSpan(2f), 0, 5, 0);
+        ClipData plainTextSpan = ClipData.newPlainText("plain", spanned);
+        clipboard.setPrimaryClipNoException(plainTextSpan);
+        assertEquals(PLAIN_TEXT, clipboard.getCoercedText());
+        assertNotNull(clipboard.getHTMLText());
+
+        // Intent
+        Intent intent = new Intent(Intent.ACTION_GET_CONTENT);
+        intent.addCategory(Intent.CATEGORY_OPENABLE);
+        intent.setType("*/*");
+        ClipData intentClip = ClipData.newIntent("intent", intent);
+        clipboard.setPrimaryClipNoException(intentClip);
+        assertNotNull(clipboard.getCoercedText());
+        assertNull(clipboard.getHTMLText());
+    }
 }