forked from OSchip/llvm-project
76 lines
1.9 KiB
C++
76 lines
1.9 KiB
C++
//===- llvm/unittest/ADT/StringSetTest.cpp - StringSet unit tests ---------===//
|
|
//
|
|
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
|
|
// See https://llvm.org/LICENSE.txt for license information.
|
|
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#include "llvm/ADT/StringSet.h"
|
|
#include "gtest/gtest.h"
|
|
using namespace llvm;
|
|
|
|
namespace {
|
|
|
|
// Test fixture
|
|
class StringSetTest : public testing::Test {};
|
|
|
|
TEST_F(StringSetTest, IterSetKeys) {
|
|
StringSet<> Set;
|
|
Set.insert("A");
|
|
Set.insert("B");
|
|
Set.insert("C");
|
|
Set.insert("D");
|
|
|
|
auto Keys = to_vector<4>(Set.keys());
|
|
llvm::sort(Keys);
|
|
|
|
SmallVector<StringRef, 4> Expected = {"A", "B", "C", "D"};
|
|
EXPECT_EQ(Expected, Keys);
|
|
}
|
|
|
|
TEST_F(StringSetTest, InsertAndCountStringMapEntry) {
|
|
// Test insert(StringMapEntry) and count(StringMapEntry)
|
|
// which are required for set_difference(StringSet, StringSet).
|
|
StringSet<> Set;
|
|
StringMapEntry<StringRef> *Element =
|
|
StringMapEntry<StringRef>::Create("A", Set.getAllocator());
|
|
Set.insert(*Element);
|
|
size_t Count = Set.count(*Element);
|
|
size_t Expected = 1;
|
|
EXPECT_EQ(Expected, Count);
|
|
Element->Destroy(Set.getAllocator());
|
|
}
|
|
|
|
TEST_F(StringSetTest, EmptyString) {
|
|
// Verify that the empty string can by successfully inserted
|
|
StringSet<> Set;
|
|
size_t Count = Set.count("");
|
|
EXPECT_EQ(Count, 0UL);
|
|
|
|
Set.insert("");
|
|
Count = Set.count("");
|
|
EXPECT_EQ(Count, 1UL);
|
|
}
|
|
|
|
TEST_F(StringSetTest, Contains) {
|
|
StringSet<> Set;
|
|
EXPECT_FALSE(Set.contains(""));
|
|
EXPECT_FALSE(Set.contains("test"));
|
|
|
|
Set.insert("");
|
|
Set.insert("test");
|
|
EXPECT_TRUE(Set.contains(""));
|
|
EXPECT_TRUE(Set.contains("test"));
|
|
|
|
Set.insert("test");
|
|
EXPECT_TRUE(Set.contains(""));
|
|
EXPECT_TRUE(Set.contains("test"));
|
|
|
|
Set.erase("test");
|
|
EXPECT_TRUE(Set.contains(""));
|
|
EXPECT_FALSE(Set.contains("test"));
|
|
}
|
|
|
|
} // end anonymous namespace
|