118 lines
2.8 KiB
C++
118 lines
2.8 KiB
C++
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#include "clang/AST/UnresolvedSet.h"
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#include "clang/AST/Decl.h"
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#include "gtest/gtest.h"
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using namespace clang;
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class UnresolvedSetTest : public ::testing::Test {
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protected:
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// For this test we don't care about the contents of the NamedDecl,
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// so just use a dummy struct of appropriate size and alignment.
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struct alignas(NamedDecl) DummyDecl {
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char contents[sizeof(NamedDecl)];
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};
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DummyDecl d0, d1, d2, d3;
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NamedDecl *n0, *n1, *n2, *n3;
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UnresolvedSet<2> set;
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void SetUp() override {
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n0 = reinterpret_cast<NamedDecl*>(&d0);
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n1 = reinterpret_cast<NamedDecl*>(&d1);
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n2 = reinterpret_cast<NamedDecl*>(&d2);
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n3 = reinterpret_cast<NamedDecl*>(&d3);
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set.addDecl(n0);
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set.addDecl(n1);
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set.addDecl(n2);
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set.addDecl(n3);
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}
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};
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TEST_F(UnresolvedSetTest, Size) { EXPECT_EQ(set.size(), 4u); }
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TEST_F(UnresolvedSetTest, ArrayOperator) {
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EXPECT_EQ(set[0].getDecl(), n0);
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EXPECT_EQ(set[1].getDecl(), n1);
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EXPECT_EQ(set[2].getDecl(), n2);
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EXPECT_EQ(set[3].getDecl(), n3);
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}
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TEST_F(UnresolvedSetTest, EraseIntegerFromStart) {
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set.erase(0);
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EXPECT_EQ(set.size(), 3u);
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EXPECT_EQ(set[0].getDecl(), n3);
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EXPECT_EQ(set[1].getDecl(), n1);
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EXPECT_EQ(set[2].getDecl(), n2);
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set.erase(0);
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EXPECT_EQ(set.size(), 2u);
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EXPECT_EQ(set[0].getDecl(), n2);
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EXPECT_EQ(set[1].getDecl(), n1);
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set.erase(0);
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EXPECT_EQ(set.size(), 1u);
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EXPECT_EQ(set[0].getDecl(), n1);
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set.erase(0);
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EXPECT_EQ(set.size(), 0u);
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}
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TEST_F(UnresolvedSetTest, EraseIntegerFromEnd) {
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set.erase(3);
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EXPECT_EQ(set.size(), 3u);
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EXPECT_EQ(set[0].getDecl(), n0);
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EXPECT_EQ(set[1].getDecl(), n1);
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EXPECT_EQ(set[2].getDecl(), n2);
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set.erase(2);
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EXPECT_EQ(set.size(), 2u);
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EXPECT_EQ(set[0].getDecl(), n0);
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EXPECT_EQ(set[1].getDecl(), n1);
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set.erase(1);
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EXPECT_EQ(set.size(), 1u);
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EXPECT_EQ(set[0].getDecl(), n0);
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set.erase(0);
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EXPECT_EQ(set.size(), 0u);
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}
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TEST_F(UnresolvedSetTest, EraseIteratorFromStart) {
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set.erase(set.begin());
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EXPECT_EQ(set.size(), 3u);
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EXPECT_EQ(set[0].getDecl(), n3);
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EXPECT_EQ(set[1].getDecl(), n1);
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EXPECT_EQ(set[2].getDecl(), n2);
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set.erase(set.begin());
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EXPECT_EQ(set.size(), 2u);
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EXPECT_EQ(set[0].getDecl(), n2);
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EXPECT_EQ(set[1].getDecl(), n1);
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set.erase(set.begin());
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EXPECT_EQ(set.size(), 1u);
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EXPECT_EQ(set[0].getDecl(), n1);
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set.erase(set.begin());
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EXPECT_EQ(set.size(), 0u);
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}
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TEST_F(UnresolvedSetTest, EraseIteratorFromEnd) {
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set.erase(--set.end());
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EXPECT_EQ(set.size(), 3u);
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EXPECT_EQ(set[0].getDecl(), n0);
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EXPECT_EQ(set[1].getDecl(), n1);
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EXPECT_EQ(set[2].getDecl(), n2);
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set.erase(--set.end());
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EXPECT_EQ(set.size(), 2u);
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EXPECT_EQ(set[0].getDecl(), n0);
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EXPECT_EQ(set[1].getDecl(), n1);
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set.erase(--set.end());
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EXPECT_EQ(set.size(), 1u);
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EXPECT_EQ(set[0].getDecl(), n0);
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set.erase(--set.end());
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EXPECT_EQ(set.size(), 0u);
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}
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