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// Copyright 2018 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "sql/statement_id.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace sql {
namespace {
class SqlStatementIdTest : public testing::Test {
protected:
// This test takes advantage of the fact that statement IDs are logically
// (file, line) tuples, and are compared lexicographically.
SqlStatementIdTest()
: id1_(SQL_FROM_HERE), // file statement_id_unittest.cc, line L
id2_(SQL_FROM_HERE), // file statement_id_unittest.cc, line L+1
id3_(SQL_FROM_HERE) { // file statement_id_unittest.cc, line L+2
}
StatementID id1_;
StatementID id2_;
StatementID id3_;
};
TEST_F(SqlStatementIdTest, LessThan) {
EXPECT_FALSE(id1_ < id1_);
EXPECT_FALSE(id2_ < id2_);
EXPECT_FALSE(id3_ < id3_);
EXPECT_LT(id1_, id2_);
EXPECT_LT(id1_, id3_);
EXPECT_LT(id2_, id3_);
EXPECT_FALSE(id2_ < id1_);
EXPECT_FALSE(id3_ < id1_);
EXPECT_FALSE(id3_ < id2_);
}
TEST_F(SqlStatementIdTest, CopyConstructor) {
StatementID id2_copy = id2_;
EXPECT_FALSE(id2_copy < id2_);
EXPECT_FALSE(id2_ < id2_copy);
EXPECT_LT(id1_, id2_copy);
EXPECT_LT(id2_copy, id3_);
}
TEST_F(SqlStatementIdTest, CopyAssignment) {
StatementID id2_copy(SQL_FROM_HERE);
// The new ID should be different from ID2.
EXPECT_TRUE(id2_copy < id2_ || id2_ < id2_copy);
id2_copy = id2_;
EXPECT_FALSE(id2_copy < id2_);
EXPECT_FALSE(id2_ < id2_copy);
EXPECT_LT(id1_, id2_copy);
EXPECT_LT(id2_copy, id3_);
}
} // namespace
} // namespace sql
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