CtorTester(const CtorTester &Arg) : Value(Arg.Value) {
EXPECT_TRUE(Constructed.insert(this).second);
}
+ CtorTester &operator=(const CtorTester &) = default;
~CtorTester() {
EXPECT_EQ(1u, Constructed.erase(this));
}
EXPECT_TRUE(cit == cit2);
}
+// Make sure DenseMap works with StringRef keys.
+TEST(DenseMapCustomTest, StringRefTest) {
+ DenseMap<StringRef, int> M;
+
+ M["a"] = 1;
+ M["b"] = 2;
+ M["c"] = 3;
+
+ EXPECT_EQ(3u, M.size());
+ EXPECT_EQ(1, M.lookup("a"));
+ EXPECT_EQ(2, M.lookup("b"));
+ EXPECT_EQ(3, M.lookup("c"));
+
+ EXPECT_EQ(0, M.lookup("q"));
+
+ // Test the empty string, spelled various ways.
+ EXPECT_EQ(0, M.lookup(""));
+ EXPECT_EQ(0, M.lookup(StringRef()));
+ EXPECT_EQ(0, M.lookup(StringRef("a", 0)));
+ M[""] = 42;
+ EXPECT_EQ(42, M.lookup(""));
+ EXPECT_EQ(42, M.lookup(StringRef()));
+ EXPECT_EQ(42, M.lookup(StringRef("a", 0)));
+}
+
// Key traits that allows lookup with either an unsigned or char* key;
// In the latter case, "a" == 0, "b" == 1 and so on.
struct TestDenseMapInfo {