diff options
Diffstat (limited to 'lldb/gtest/unittest/Utility/StringExtractorTest.cpp')
| -rw-r--r-- | lldb/gtest/unittest/Utility/StringExtractorTest.cpp | 179 |
1 files changed, 159 insertions, 20 deletions
diff --git a/lldb/gtest/unittest/Utility/StringExtractorTest.cpp b/lldb/gtest/unittest/Utility/StringExtractorTest.cpp index 9f9f6766feb..cbb3816b79b 100644 --- a/lldb/gtest/unittest/Utility/StringExtractorTest.cpp +++ b/lldb/gtest/unittest/Utility/StringExtractorTest.cpp @@ -21,8 +21,6 @@ TEST_F (StringExtractorTest, InitEmpty) ASSERT_EQ (true, ex.Empty()); ASSERT_EQ (0, ex.GetBytesLeft()); ASSERT_EQ (nullptr, ex.Peek()); - - ASSERT_EQ (nullptr, ex.Peek()); } TEST_F (StringExtractorTest, InitMisc) @@ -38,6 +36,79 @@ TEST_F (StringExtractorTest, InitMisc) ASSERT_EQ (kInitMiscString[0], *ex.Peek()); } +TEST_F (StringExtractorTest, DecodeHexU8_Underflow) +{ + const char kEmptyString[] = ""; + StringExtractor ex (kEmptyString); + + ASSERT_EQ (-1, ex.DecodeHexU8()); + ASSERT_EQ (true, ex.IsGood()); + ASSERT_EQ (0, ex.GetFilePos()); + ASSERT_EQ (true, ex.Empty()); + ASSERT_EQ (0, ex.GetBytesLeft()); + ASSERT_EQ (nullptr, ex.Peek()); +} + +TEST_F (StringExtractorTest, DecodeHexU8_Underflow2) +{ + const char kEmptyString[] = "1"; + StringExtractor ex (kEmptyString); + + ASSERT_EQ (-1, ex.DecodeHexU8()); + ASSERT_EQ (true, ex.IsGood()); + ASSERT_EQ (0, ex.GetFilePos()); + ASSERT_EQ (1, ex.GetBytesLeft()); + ASSERT_EQ ('1', *ex.Peek()); +} + +TEST_F (StringExtractorTest, DecodeHexU8_InvalidHex) +{ + const char kInvalidHex[] = "xa"; + StringExtractor ex (kInvalidHex); + + ASSERT_EQ (-1, ex.DecodeHexU8()); + ASSERT_EQ (true, ex.IsGood()); + ASSERT_EQ (0, ex.GetFilePos()); + ASSERT_EQ (2, ex.GetBytesLeft()); + ASSERT_EQ ('x', *ex.Peek()); +} + +TEST_F (StringExtractorTest, DecodeHexU8_InvalidHex2) +{ + const char kInvalidHex[] = "ax"; + StringExtractor ex (kInvalidHex); + + ASSERT_EQ (-1, ex.DecodeHexU8()); + ASSERT_EQ (true, ex.IsGood()); + ASSERT_EQ (0, ex.GetFilePos()); + ASSERT_EQ (2, ex.GetBytesLeft()); + ASSERT_EQ ('a', *ex.Peek()); +} + +TEST_F (StringExtractorTest, DecodeHexU8_Exact) +{ + const char kValidHexPair[] = "12"; + StringExtractor ex (kValidHexPair); + + ASSERT_EQ (0x12, ex.DecodeHexU8()); + ASSERT_EQ (true, ex.IsGood()); + ASSERT_EQ (2, ex.GetFilePos()); + ASSERT_EQ (0, ex.GetBytesLeft()); + ASSERT_EQ (nullptr, ex.Peek()); +} + +TEST_F (StringExtractorTest, DecodeHexU8_Extra) +{ + const char kValidHexPair[] = "1234"; + StringExtractor ex (kValidHexPair); + + ASSERT_EQ (0x12, ex.DecodeHexU8()); + ASSERT_EQ (true, ex.IsGood()); + ASSERT_EQ (2, ex.GetFilePos()); + ASSERT_EQ (2, ex.GetBytesLeft()); + ASSERT_EQ ('3', *ex.Peek()); +} + TEST_F (StringExtractorTest, GetHexU8_Underflow) { const char kEmptyString[] = ""; @@ -46,7 +117,6 @@ TEST_F (StringExtractorTest, GetHexU8_Underflow) ASSERT_EQ (0xab, ex.GetHexU8(0xab)); ASSERT_EQ (false, ex.IsGood()); ASSERT_EQ (UINT64_MAX, ex.GetFilePos()); - ASSERT_STREQ (kEmptyString, ex.GetStringRef().c_str()); ASSERT_EQ (true, ex.Empty()); ASSERT_EQ (0, ex.GetBytesLeft()); ASSERT_EQ (nullptr, ex.Peek()); @@ -60,8 +130,6 @@ TEST_F (StringExtractorTest, GetHexU8_Underflow2) ASSERT_EQ (0xbc, ex.GetHexU8(0xbc)); ASSERT_EQ (false, ex.IsGood()); ASSERT_EQ (UINT64_MAX, ex.GetFilePos()); - ASSERT_STREQ (kOneNibble, ex.GetStringRef().c_str()); - ASSERT_EQ (false, ex.Empty()); ASSERT_EQ (0, ex.GetBytesLeft()); ASSERT_EQ (nullptr, ex.Peek()); } @@ -74,8 +142,6 @@ TEST_F (StringExtractorTest, GetHexU8_InvalidHex) ASSERT_EQ (0xcd, ex.GetHexU8(0xcd)); ASSERT_EQ (false, ex.IsGood()); ASSERT_EQ (UINT64_MAX, ex.GetFilePos()); - ASSERT_STREQ (kInvalidHex, ex.GetStringRef().c_str()); - ASSERT_EQ (false, ex.Empty()); ASSERT_EQ (0, ex.GetBytesLeft()); ASSERT_EQ (nullptr, ex.Peek()); } @@ -88,8 +154,6 @@ TEST_F (StringExtractorTest, GetHexU8_Exact) ASSERT_EQ (0x12, ex.GetHexU8(0x12)); ASSERT_EQ (true, ex.IsGood()); ASSERT_EQ (2, ex.GetFilePos()); - ASSERT_STREQ (kValidHexPair, ex.GetStringRef().c_str()); - ASSERT_EQ (false, ex.Empty()); ASSERT_EQ (0, ex.GetBytesLeft()); ASSERT_EQ (nullptr, ex.Peek()); } @@ -102,8 +166,6 @@ TEST_F (StringExtractorTest, GetHexU8_Extra) ASSERT_EQ (0x12, ex.GetHexU8(0x12)); ASSERT_EQ (true, ex.IsGood()); ASSERT_EQ (2, ex.GetFilePos()); - ASSERT_STREQ (kValidHexPair, ex.GetStringRef().c_str()); - ASSERT_EQ (false, ex.Empty()); ASSERT_EQ (2, ex.GetBytesLeft()); ASSERT_EQ ('3', *ex.Peek()); } @@ -117,7 +179,6 @@ TEST_F (StringExtractorTest, GetHexU8_Underflow_NoEof) ASSERT_EQ (0xab, ex.GetHexU8(0xab, kSetEofOnFail)); ASSERT_EQ (false, ex.IsGood()); // this result seems inconsistent with kSetEofOnFail == false ASSERT_EQ (UINT64_MAX, ex.GetFilePos()); - ASSERT_STREQ (kEmptyString, ex.GetStringRef().c_str()); ASSERT_EQ (true, ex.Empty()); ASSERT_EQ (0, ex.GetBytesLeft()); ASSERT_EQ (nullptr, ex.Peek()); @@ -132,8 +193,6 @@ TEST_F (StringExtractorTest, GetHexU8_Underflow2_NoEof) ASSERT_EQ (0xbc, ex.GetHexU8(0xbc, kSetEofOnFail)); ASSERT_EQ (true, ex.IsGood()); ASSERT_EQ (0, ex.GetFilePos()); - ASSERT_STREQ (kOneNibble, ex.GetStringRef().c_str()); - ASSERT_EQ (false, ex.Empty()); ASSERT_EQ (1, ex.GetBytesLeft()); ASSERT_EQ ('1', *ex.Peek()); } @@ -147,8 +206,6 @@ TEST_F (StringExtractorTest, GetHexU8_InvalidHex_NoEof) ASSERT_EQ (0xcd, ex.GetHexU8(0xcd, kSetEofOnFail)); ASSERT_EQ (true, ex.IsGood()); ASSERT_EQ (0, ex.GetFilePos()); - ASSERT_STREQ (kInvalidHex, ex.GetStringRef().c_str()); - ASSERT_EQ (false, ex.Empty()); ASSERT_EQ (2, ex.GetBytesLeft()); ASSERT_EQ ('x', *ex.Peek()); } @@ -162,8 +219,6 @@ TEST_F (StringExtractorTest, GetHexU8_Exact_NoEof) ASSERT_EQ (0x12, ex.GetHexU8(0x12, kSetEofOnFail)); ASSERT_EQ (true, ex.IsGood()); ASSERT_EQ (2, ex.GetFilePos()); - ASSERT_STREQ (kValidHexPair, ex.GetStringRef().c_str()); - ASSERT_EQ (false, ex.Empty()); ASSERT_EQ (0, ex.GetBytesLeft()); ASSERT_EQ (nullptr, ex.Peek()); } @@ -177,8 +232,6 @@ TEST_F (StringExtractorTest, GetHexU8_Extra_NoEof) ASSERT_EQ (0x12, ex.GetHexU8(0x12, kSetEofOnFail)); ASSERT_EQ (true, ex.IsGood()); ASSERT_EQ (2, ex.GetFilePos()); - ASSERT_STREQ (kValidHexPair, ex.GetStringRef().c_str()); - ASSERT_EQ (false, ex.Empty()); ASSERT_EQ (2, ex.GetBytesLeft()); ASSERT_EQ ('3', *ex.Peek()); } @@ -265,3 +318,89 @@ TEST_F (StringExtractorTest, GetHexBytes_Partial) ASSERT_EQ(12, ex.GetBytesLeft()); ASSERT_EQ('2', *ex.Peek()); } + +TEST_F (StringExtractorTest, GetHexBytesAvail) +{ + const char kHexEncodedBytes[] = "abcdef0123456789xyzw"; + const size_t kValidHexPairs = 8; + StringExtractor ex(kHexEncodedBytes); + + uint8_t dst[kValidHexPairs]; + ASSERT_EQ(kValidHexPairs, ex.GetHexBytesAvail (dst, kValidHexPairs)); + EXPECT_EQ(0xab,dst[0]); + EXPECT_EQ(0xcd,dst[1]); + EXPECT_EQ(0xef,dst[2]); + EXPECT_EQ(0x01,dst[3]); + EXPECT_EQ(0x23,dst[4]); + EXPECT_EQ(0x45,dst[5]); + EXPECT_EQ(0x67,dst[6]); + EXPECT_EQ(0x89,dst[7]); + + ASSERT_EQ(true, ex.IsGood()); + ASSERT_EQ(2*kValidHexPairs, ex.GetFilePos()); + ASSERT_EQ(false, ex.Empty()); + ASSERT_EQ(4, ex.GetBytesLeft()); + ASSERT_EQ('x', *ex.Peek()); +} + +TEST_F (StringExtractorTest, GetHexBytesAvail_Underflow) +{ + const char kHexEncodedBytes[] = "abcdef0123456789xyzw"; + const size_t kValidHexPairs = 8; + StringExtractor ex(kHexEncodedBytes); + + uint8_t dst[12]; + memset(dst, 0xef, sizeof(dst)); + ASSERT_EQ(kValidHexPairs, ex.GetHexBytesAvail (dst, sizeof(dst))); + EXPECT_EQ(0xab,dst[0]); + EXPECT_EQ(0xcd,dst[1]); + EXPECT_EQ(0xef,dst[2]); + EXPECT_EQ(0x01,dst[3]); + EXPECT_EQ(0x23,dst[4]); + EXPECT_EQ(0x45,dst[5]); + EXPECT_EQ(0x67,dst[6]); + EXPECT_EQ(0x89,dst[7]); + // these bytes should be unchanged + EXPECT_EQ(0xef,dst[8]); + EXPECT_EQ(0xef,dst[9]); + EXPECT_EQ(0xef,dst[10]); + EXPECT_EQ(0xef,dst[11]); + + ASSERT_EQ(true, ex.IsGood()); + ASSERT_EQ(kValidHexPairs*2, ex.GetFilePos()); + ASSERT_EQ(false, ex.Empty()); + ASSERT_EQ(4, ex.GetBytesLeft()); + ASSERT_EQ('x', *ex.Peek()); +} + +TEST_F (StringExtractorTest, GetHexBytesAvail_Partial) +{ + const char kHexEncodedBytes[] = "abcdef0123456789xyzw"; + const size_t kReadBytes = 4; + StringExtractor ex(kHexEncodedBytes); + + uint8_t dst[12]; + memset(dst, 0xab, sizeof(dst)); + ASSERT_EQ(kReadBytes, ex.GetHexBytesAvail (dst, kReadBytes)); + EXPECT_EQ(0xab,dst[0]); + EXPECT_EQ(0xcd,dst[1]); + EXPECT_EQ(0xef,dst[2]); + EXPECT_EQ(0x01,dst[3]); + // these bytes should be unchanged + EXPECT_EQ(0xab,dst[4]); + EXPECT_EQ(0xab,dst[5]); + EXPECT_EQ(0xab,dst[6]); + EXPECT_EQ(0xab,dst[7]); + EXPECT_EQ(0xab,dst[8]); + EXPECT_EQ(0xab,dst[9]); + EXPECT_EQ(0xab,dst[10]); + EXPECT_EQ(0xab,dst[11]); + + ASSERT_EQ(true, ex.IsGood()); + ASSERT_EQ(kReadBytes*2, ex.GetFilePos()); + ASSERT_EQ(false, ex.Empty()); + ASSERT_EQ(12, ex.GetBytesLeft()); + ASSERT_EQ('2', *ex.Peek()); +} + + |
