Binary bigram lookup checks both uppercase and lowercase when previous word is uppercase.

Bug: 6363029
Change-Id: I71a1ed5b88f54fcc15bfaf89d3645b8f17ebb821

1 files changed, 11 insertions, 0 deletions

diff --git a/tests/src/com/android/inputmethod/latin/StringUtilsTests.java b/tests/src/com/android/inputmethod/latin/StringUtilsTests.java
index 8a5a82246..5db06ef51 100644
--- a/tests/src/com/android/inputmethod/latin/StringUtilsTests.java
+++ b/tests/src/com/android/inputmethod/latin/StringUtilsTests.java
@@ -88,4 +88,15 @@ public class StringUtilsTests extends AndroidTestCase {
         assertEquals("in 5 elements at position 2,4", "key1,key3,key5",
                 StringUtils.removeFromCsvIfExists("key", "key1,key,key3,key,key5"));
     }
+
+    public void testHasUpperCase() {
+        assertTrue("single upper-case string", StringUtils.hasUpperCase("String"));
+        assertTrue("multi upper-case string", StringUtils.hasUpperCase("stRInG"));
+        assertTrue("all upper-case string", StringUtils.hasUpperCase("STRING"));
+        assertTrue("upper-case string with non-letters", StringUtils.hasUpperCase("He's"));
+
+        assertFalse("empty string", StringUtils.hasUpperCase(""));
+        assertFalse("lower-case string", StringUtils.hasUpperCase("string"));
+        assertFalse("lower-case string with non-letters", StringUtils.hasUpperCase("he's"));
+    }
 }