e4622aaecc
The methodology used to generate this CL is documented in https://crbug.com/1098010#c34. An earlier version of this CL, https://crrev.com/c/3879904, was reverted due to an issue that was resolved with https://crrev.com/c/3881211. No-Try: true Bug: 1098010 Change-Id: Ibd6ffb97e66835bc299fe7b85876c3e2927b2345 Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3883841 Auto-Submit: Avi Drissman <avi@chromium.org> Owners-Override: Avi Drissman <avi@chromium.org> Reviewed-by: Mark Mentovai <mark@chromium.org> Commit-Queue: Mark Mentovai <mark@chromium.org> Cr-Commit-Position: refs/heads/main@{#1044747}
92 lines
3.0 KiB
C++
92 lines
3.0 KiB
C++
// Copyright 2018 The Chromium Authors
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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 "base/token.h"
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#include "base/pickle.h"
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#include "testing/gtest/include/gtest/gtest.h"
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namespace base {
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// Verifies that we can support constexpr Token construction.
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constexpr Token kTestToken{1234, 5678};
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TEST(TokenTest, Constructors) {
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Token zero_token;
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EXPECT_EQ(0u, zero_token.high());
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EXPECT_EQ(0u, zero_token.low());
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EXPECT_TRUE(zero_token.is_zero());
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Token token_with_explicit_values{1234, 5678};
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EXPECT_EQ(1234u, token_with_explicit_values.high());
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EXPECT_EQ(5678u, token_with_explicit_values.low());
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EXPECT_FALSE(token_with_explicit_values.is_zero());
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Token random_token = Token::CreateRandom();
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EXPECT_FALSE(random_token.is_zero());
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EXPECT_EQ(1234u, kTestToken.high());
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EXPECT_EQ(5678u, kTestToken.low());
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EXPECT_FALSE(kTestToken.is_zero());
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}
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TEST(TokenTest, Equality) {
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EXPECT_EQ(Token(), Token(0, 0));
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EXPECT_EQ(Token(0, 0), Token(0, 0));
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EXPECT_EQ(Token(1, 2), Token(1, 2));
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EXPECT_NE(Token(1, 2), Token(1, 3));
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EXPECT_NE(Token(1, 2), Token(2, 2));
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EXPECT_NE(Token(1, 2), Token(3, 4));
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}
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TEST(TokenTest, Ordering) {
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EXPECT_LT(Token(0, 0), Token(0, 1));
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EXPECT_LT(Token(0, 1), Token(0, 2));
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EXPECT_LT(Token(0, 1), Token(1, 0));
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EXPECT_LT(Token(0, 2), Token(1, 0));
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}
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TEST(TokenTest, ToString) {
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EXPECT_EQ("00000000000000000000000000000000", Token(0, 0).ToString());
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EXPECT_EQ("00000000000000010000000000000002", Token(1, 2).ToString());
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EXPECT_EQ("0123456789ABCDEF5A5A5A5AA5A5A5A5",
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Token(0x0123456789abcdefull, 0x5a5a5a5aa5a5a5a5ull).ToString());
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EXPECT_EQ("FFFFFFFFFFFFFFFDFFFFFFFFFFFFFFFE",
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Token(0xfffffffffffffffdull, 0xfffffffffffffffeull).ToString());
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}
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TEST(TokenTest, FromString) {
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// digits is 40 bytes long. We call FromString on various substrings of it,
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// which should only succeed when the substring is 32 bytes long.
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std::string digits = "3141592653589793238462643383279502884197";
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EXPECT_EQ(Token(0x3141592653589793ull, 0x2384626433832795ull),
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*Token::FromString(digits.substr(0, 32)));
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// FromString should reject any input that isn't 32 bytes long.
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EXPECT_FALSE(Token::FromString(digits.substr(0, 0)));
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EXPECT_FALSE(Token::FromString(digits.substr(0, 1)));
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EXPECT_FALSE(Token::FromString(digits.substr(0, 16)));
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EXPECT_FALSE(Token::FromString(digits.substr(0, 31)));
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EXPECT_TRUE(Token::FromString(digits.substr(0, 32)));
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EXPECT_FALSE(Token::FromString(digits.substr(0, 33)));
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// FromString should reject any input bytes that aren't in [0-9A-F].
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// Specifically, lower case [a-f] bytes are also rejected.
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digits[5] = 'a';
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EXPECT_FALSE(Token::FromString(digits.substr(0, 32)));
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digits[5] = 'A';
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EXPECT_TRUE(Token::FromString(digits.substr(0, 32)));
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}
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TEST(TokenTest, Pickle) {
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Pickle pickle;
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WriteTokenToPickle(&pickle, kTestToken);
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PickleIterator iterator(pickle);
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EXPECT_EQ(kTestToken, ReadTokenFromPickle(&iterator));
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}
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} // namespace base
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