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StringSetVectorTest.cpp

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StringSetVectorTest.cpp

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/*
* Copyright (c) Facebook, Inc. and its affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
#include <gtest/gtest.h>
#include "hermes/Support/StringSetVector.h"
namespace {
using namespace hermes;
TEST(StringSetVectorTest, Uniquing) {
StringSetVector ssv;
EXPECT_TRUE(ssv.empty());
EXPECT_EQ(0, ssv.size());
auto ix0 = ssv.insert("hello");
EXPECT_FALSE(ssv.empty());
EXPECT_EQ(1, ssv.size());
auto ix1 = ssv.insert("world");
EXPECT_EQ(2, ssv.size());
auto ix2 = ssv.insert("hello");
EXPECT_EQ(2, ssv.size());
EXPECT_NE(ix0, ix1);
EXPECT_EQ(ix0, ix2);
}
TEST(StringSetVector, Order) {
StringSetVector ssv;
ssv.insert("hello");
ssv.insert("world");
ssv.insert("hello");
ssv.insert("foo");
ssv.insert("bar");
ssv.insert("bar");
ssv.insert("baz");
std::vector<std::string> expected{"hello", "world", "foo", "bar", "baz"};
EXPECT_EQ(ssv.size(), expected.size());
unsigned i = 0;
for (auto &s : ssv) {
EXPECT_EQ(s, expected[i]) << "At index " << i;
i++;
}
}
TEST(StringSetVector, Find) {
StringSetVector ssv;
ssv.insert("hello");
ssv.insert("world");
ssv.insert("hello");
EXPECT_EQ("hello", *ssv.find("hello"));
EXPECT_EQ("world", *ssv.find("world"));
// Can't use EXPECT_EQ because it requires gtest to be able to print the
// values, and in some builds it cannot print iterators.
EXPECT_TRUE(ssv.end() == ssv.find("bar"));
}
TEST(StringSetVector, Indexing) {
StringSetVector ssv;
ssv.insert("hello");
ssv.insert("world");
ssv.insert("hello");
ASSERT_EQ(2, ssv.size());
EXPECT_EQ("hello", ssv[0]);
EXPECT_EQ("world", ssv[1]);
}
} // namespace
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