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extend to cast<> and cast_or_null<> tests
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108854 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -19,19 +19,47 @@ using namespace llvm;
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namespace {
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namespace {
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const foo *null_foo = NULL;
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extern bar &B1;
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extern bar &B1;
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extern const bar *B2;
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extern const bar *B2;
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// test various configurations of const
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const bar &B3 = B1;
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const bar *const B4 = B2;
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TEST(CastingTest, isa) {
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TEST(CastingTest, isa) {
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// test various configurations of const
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const bar &B3 = B1;
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const bar *const B4 = B2;
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EXPECT_TRUE(isa<foo>(B1));
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EXPECT_TRUE(isa<foo>(B1));
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EXPECT_TRUE(isa<foo>(B2));
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EXPECT_TRUE(isa<foo>(B2));
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EXPECT_TRUE(isa<foo>(B3));
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EXPECT_TRUE(isa<foo>(B3));
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EXPECT_TRUE(isa<foo>(B4));
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EXPECT_TRUE(isa<foo>(B4));
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}
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}
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TEST(CastingTest, cast) {
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foo &F1 = cast<foo>(B1);
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EXPECT_NE(&F1, null_foo);
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const foo *F3 = cast<foo>(B2);
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EXPECT_NE(F3, null_foo);
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const foo *F4 = cast<foo>(B2);
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EXPECT_NE(F4, null_foo);
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const foo &F8 = cast<foo>(B3);
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EXPECT_NE(&F8, null_foo);
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const foo *F9 = cast<foo>(B4);
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EXPECT_NE(F9, null_foo);
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foo *F10 = cast<foo>(fub());
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EXPECT_EQ(F10, null_foo);
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}
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TEST(CastingTest, cast_or_null) {
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const foo *F11 = cast_or_null<foo>(B2);
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EXPECT_NE(F11, null_foo);
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const foo *F12 = cast_or_null<foo>(B2);
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EXPECT_NE(F12, null_foo);
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const foo *F13 = cast_or_null<foo>(B4);
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EXPECT_NE(F13, null_foo);
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const foo *F14 = cast_or_null<foo>(fub()); // Shouldn't print.
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EXPECT_EQ(F14, null_foo);
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}
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bar B;
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bar B;
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bar &B1 = B;
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bar &B1 = B;
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const bar *B2 = &B;
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const bar *B2 = &B;
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