llvm-project

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//===-- UUIDTest.cpp ------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "gtest/gtest.h"
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#include "lldb/Utility/UUID.h"
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using namespace lldb_private;
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TEST(UUIDTest, RelationalOperators) {
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  UUID empty;
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  UUID a16 = UUID("1234567890123456", 16);
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  UUID b16 = UUID("1234567890123457", 16);
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  UUID a20 = UUID("12345678901234567890", 20);
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  UUID b20 = UUID("12345678900987654321", 20);
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  EXPECT_EQ(empty, empty);
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  EXPECT_EQ(a16, a16);
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  EXPECT_EQ(a20, a20);
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  EXPECT_NE(a16, b16);
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  EXPECT_NE(a20, b20);
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  EXPECT_NE(a16, a20);
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  EXPECT_NE(empty, a16);
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  EXPECT_LT(empty, a16);
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  EXPECT_LT(a16, a20);
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  EXPECT_LT(a16, b16);
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  EXPECT_GT(a20, b20);
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}
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TEST(UUIDTest, Validity) {
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  UUID empty;
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  std::vector<uint8_t> zeroes(20, 0);
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  UUID a16 = UUID(zeroes.data(), 16);
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  UUID a20 = UUID(zeroes.data(), 20);
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  UUID from_str;
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  from_str.SetFromStringRef("00000000-0000-0000-0000-000000000000");
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  EXPECT_FALSE(empty);
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  EXPECT_FALSE(a16);
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  EXPECT_FALSE(a20);
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  EXPECT_FALSE(from_str);
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}
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TEST(UUIDTest, SetFromStringRef) {
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  UUID u;
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  EXPECT_TRUE(u.SetFromStringRef("404142434445464748494a4b4c4d4e4f"));
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  EXPECT_EQ(UUID("@ABCDEFGHIJKLMNO", 16), u);
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  EXPECT_TRUE(u.SetFromStringRef("40-41-42-43-4445464748494a4b4c4d4e4f"));
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  EXPECT_EQ(UUID("@ABCDEFGHIJKLMNO", 16), u);
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  EXPECT_TRUE(
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      u.SetFromStringRef("40-41-42-43-4445464748494a4b4c4d4e4f-50515253"));
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  EXPECT_EQ(UUID("@ABCDEFGHIJKLMNOPQRS", 20), u);
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  EXPECT_TRUE(u.SetFromStringRef("40-41-42-43-4445464748494a4b4c4d4e4f"));
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  EXPECT_FALSE(u.SetFromStringRef("40xxxxx"));
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  EXPECT_FALSE(u.SetFromStringRef(""));
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  EXPECT_EQ(UUID("@ABCDEFGHIJKLMNO", 16), u)
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      << "uuid was changed by failed parse calls";
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  EXPECT_TRUE(u.SetFromStringRef("404142434445464748494a4b4c4d4e4f-50515253"));
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  EXPECT_EQ(UUID("@ABCDEFGHIJKLMNOPQRS", 20), u);
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  EXPECT_TRUE(u.SetFromStringRef("40414243"));
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  EXPECT_EQ(UUID("@ABCD", 4), u);
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  EXPECT_FALSE(u.SetFromStringRef("4"));
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}
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TEST(UUIDTest, StringConverion) {
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  EXPECT_EQ("40414243", UUID("@ABC", 4).GetAsString());
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  EXPECT_EQ("40414243-4445-4647", UUID("@ABCDEFG", 8).GetAsString());
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  EXPECT_EQ("40414243-4445-4647-4849-4A4B",
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            UUID("@ABCDEFGHIJK", 12).GetAsString());
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  EXPECT_EQ("40414243-4445-4647-4849-4A4B4C4D4E4F",
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            UUID("@ABCDEFGHIJKLMNO", 16).GetAsString());
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  EXPECT_EQ("40414243-4445-4647-4849-4A4B4C4D4E4F-50515253",
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            UUID("@ABCDEFGHIJKLMNOPQRS", 20).GetAsString());
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}
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