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author | Daniel Dunbar <daniel@zuster.org> | 2009-07-21 07:28:51 +0000 |
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committer | Daniel Dunbar <daniel@zuster.org> | 2009-07-21 07:28:51 +0000 |
commit | 4cf95d75c65f37677d306952b0d2306bc6d20b1f (patch) | |
tree | 28f49f2604ed996dc231adc6548d424129abf429 /unittests | |
parent | 05717f9a80635ed35104212171e0d30e21309534 (diff) | |
download | external_llvm-4cf95d75c65f37677d306952b0d2306bc6d20b1f.zip external_llvm-4cf95d75c65f37677d306952b0d2306bc6d20b1f.tar.gz external_llvm-4cf95d75c65f37677d306952b0d2306bc6d20b1f.tar.bz2 |
Add StringRef class, with fixes.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@76543 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'unittests')
-rw-r--r-- | unittests/ADT/StringRefTest.cpp | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/unittests/ADT/StringRefTest.cpp b/unittests/ADT/StringRefTest.cpp new file mode 100644 index 0000000..8a2c743 --- /dev/null +++ b/unittests/ADT/StringRefTest.cpp @@ -0,0 +1,59 @@ +//===- llvm/unittest/ADT/StringRefTest.cpp - StringRef unit tests ---------===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// + +#include "gtest/gtest.h" +#include "llvm/ADT/StringRef.h" +using namespace llvm; + +namespace { + +TEST(StringRefTest, Construction) { + EXPECT_TRUE(StringRef() == ""); + EXPECT_TRUE(StringRef("hello") == "hello"); + EXPECT_TRUE(StringRef("hello world", 5) == "hello"); + EXPECT_TRUE(StringRef(std::string("hello")) == "hello"); +} + +TEST(StringRefTest, Iteration) { + StringRef S("hello"); + const char *p = "hello"; + for (const char *it = S.begin(), *ie = S.end(); it != ie; ++it, ++p) + EXPECT_TRUE(*p == *it); +} + +TEST(StringRefTest, StringOps) { + const char *p = "hello"; + EXPECT_EQ(p, StringRef(p, 0).data()); + EXPECT_TRUE(StringRef().empty()); + EXPECT_EQ((size_t) 5, StringRef("hello").size()); + EXPECT_EQ(-1, StringRef("aab").compare("aad")); + EXPECT_EQ( 0, StringRef("aab").compare("aab")); + EXPECT_EQ( 1, StringRef("aab").compare("aaa")); + EXPECT_EQ(-1, StringRef("aab").compare("aabb")); + EXPECT_EQ( 1, StringRef("aab").compare("aa")); +} + +TEST(StringRefTest, Operators) { + EXPECT_TRUE(StringRef() == ""); + EXPECT_TRUE(StringRef("aab") < StringRef("aad")); + EXPECT_FALSE(StringRef("aab") < StringRef("aab")); + EXPECT_TRUE(StringRef("aab") <= StringRef("aab")); + EXPECT_FALSE(StringRef("aab") <= StringRef("aaa")); + EXPECT_TRUE(StringRef("aad") > StringRef("aab")); + EXPECT_FALSE(StringRef("aab") > StringRef("aab")); + EXPECT_TRUE(StringRef("aab") >= StringRef("aab")); + EXPECT_FALSE(StringRef("aaa") >= StringRef("aab")); + EXPECT_TRUE(StringRef("aab") == StringRef("aab")); + EXPECT_FALSE(StringRef("aab") == StringRef("aac")); + EXPECT_FALSE(StringRef("aab") != StringRef("aab")); + EXPECT_TRUE(StringRef("aab") != StringRef("aac")); + EXPECT_EQ('a', StringRef("aab")[1]); +} + +} // end anonymous namespace |