X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=unittests%2FADT%2FStringRefTest.cpp;h=d91084381ec304881cf59ac8fe89ed1d87644ef5;hb=c7384cfc7addb5d2818ac0bb4492778f28183c49;hp=8364eac827487b70698370fac253f44904e80e37;hpb=7850dd0f25ccc5da6df54999a907e1277ed055d6;p=oota-llvm.git

diff --git a/unittests/ADT/StringRefTest.cpp b/unittests/ADT/StringRefTest.cpp
index 8364eac8274..d91084381ec 100644
--- a/unittests/ADT/StringRefTest.cpp
+++ b/unittests/ADT/StringRefTest.cpp
@@ -245,6 +245,12 @@ TEST(StringRefTest, Find) {
   EXPECT_EQ(StringRef::npos, Str.find("zz"));
   EXPECT_EQ(2U, Str.find("ll", 2));
   EXPECT_EQ(StringRef::npos, Str.find("ll", 3));
+  EXPECT_EQ(0U, Str.find(""));
+  StringRef LongStr("hellx xello hell ello world foo bar hello");
+  EXPECT_EQ(36U, LongStr.find("hello"));
+  EXPECT_EQ(28U, LongStr.find("foo"));
+  EXPECT_EQ(12U, LongStr.find("hell", 2));
+  EXPECT_EQ(0U, LongStr.find(""));
 
   EXPECT_EQ(3U, Str.rfind('l'));
   EXPECT_EQ(StringRef::npos, Str.rfind('z'));