// Copyright (c) 2012 The Chromium OS Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "binary_data_utils.h"
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#include "compat/test.h"
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namespace quipper {
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namespace {
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const size_t kHexArraySize = 8;
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} // namespace
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TEST(BinaryDataUtilsTest, MD5) {
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ASSERT_EQ(Md5Prefix(""), 0xd41d8cd98f00b204LL);
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ASSERT_EQ(Md5Prefix("The quick brown fox jumps over the lazy dog."),
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0xe4d909c290d0fb1cLL);
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}
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TEST(BinaryDataUtilsTest, Align) {
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EXPECT_EQ(12, Align<4>(10));
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EXPECT_EQ(12, Align<4>(12));
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EXPECT_EQ(16, Align<4>(13));
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EXPECT_EQ(100, Align<4>(97));
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EXPECT_EQ(100, Align<4>(100));
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EXPECT_EQ(104, Align<8>(100));
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EXPECT_EQ(112, Align<8>(108));
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EXPECT_EQ(112, Align<8>(112));
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EXPECT_EQ(12, Align<uint32_t>(10));
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EXPECT_EQ(112, Align<uint64_t>(112));
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}
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TEST(BinaryDataUtilsTest, RawDataToHexString) {
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u8 hex_number[kHexArraySize];
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// Generate a sequence of bytes and check its hex string representation.
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for (size_t i = 0; i < arraysize(hex_number); ++i) hex_number[i] = i << i;
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EXPECT_EQ("0002081840a08080",
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RawDataToHexString(hex_number, arraysize(hex_number)));
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// Change the first and last bytes and check the new hex string.
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hex_number[0] = 0x8f;
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hex_number[arraysize(hex_number) - 1] = 0x64;
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EXPECT_EQ("8f02081840a08064",
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RawDataToHexString(hex_number, arraysize(hex_number)));
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}
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TEST(BinaryDataUtilsTest, StringToHex) {
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u8 output[kHexArraySize], expected[kHexArraySize];
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// Use the same tests as in RawDataToHexString, except reversed.
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for (size_t i = 0; i < arraysize(expected); ++i) expected[i] = i << i;
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EXPECT_TRUE(
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HexStringToRawData("0002081840a08080", output, arraysize(output)));
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for (size_t i = 0; i < arraysize(expected); ++i)
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EXPECT_EQ(expected[i], output[i]);
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expected[0] = 0x8f;
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expected[arraysize(expected) - 1] = 0x64;
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EXPECT_TRUE(HexStringToRawData("8f02081840a080640123456789abcdef", output,
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arraysize(output)));
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for (size_t i = 0; i < arraysize(expected); ++i)
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EXPECT_EQ(expected[i], output[i]);
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}
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} // namespace quipper
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