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add dyn_cast tests and beef up others a bit

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@109109 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Gabor Greif
2010-07-22 15:24:48 +00:00
parent 1ac022974a
commit d159467ad6
1 changed files with 34 additions and 5 deletions
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39
unittests/Support/Casting.cpp
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@ -21,7 +21,9 @@ namespace llvm {
// //
struct bar { struct bar {
bar() {} bar() {}
//struct foo *baz(); struct foo *baz();
struct foo *caz();
// struct foo *daz();
private: private:
bar(const bar &); bar(const bar &);
}; };
@ -40,8 +42,17 @@ template <> struct isa_impl<foo,bar> {
} }
}; };
/*foo *bar::baz() { foo *bar::baz() {
return cast<foo>(this); return cast<foo>(this);
}
foo *bar::caz() {
return cast_or_null<foo>(this);
}
/*foo *bar::daz() {
return dyn_cast<foo>(this);
}*/ }*/
@ -80,9 +91,8 @@ TEST(CastingTest, cast) {
EXPECT_NE(F6, null_foo); EXPECT_NE(F6, null_foo);
foo *F7 = cast<foo>(fub()); foo *F7 = cast<foo>(fub());
EXPECT_EQ(F7, null_foo); EXPECT_EQ(F7, null_foo);
foo *F8 = B1.baz();
/* foo *F8 = B1.baz(); EXPECT_NE(F8, null_foo);
EXPECT_NE(F8, null_foo);*/
} }
TEST(CastingTest, cast_or_null) { TEST(CastingTest, cast_or_null) {
@ -94,6 +104,25 @@ TEST(CastingTest, cast_or_null) {
EXPECT_NE(F13, null_foo); EXPECT_NE(F13, null_foo);
const foo *F14 = cast_or_null<foo>(fub()); // Shouldn't print. const foo *F14 = cast_or_null<foo>(fub()); // Shouldn't print.
EXPECT_EQ(F14, null_foo); EXPECT_EQ(F14, null_foo);
foo *F15 = B1.caz();
EXPECT_NE(F15, null_foo);
}
TEST(CastingTest, dyn_cast) {
// foo &F1 = dyn_cast<foo>(B1);
// EXPECT_NE(&F1, null_foo);
const foo *F3 = dyn_cast<foo>(B2);
EXPECT_NE(F3, null_foo);
const foo *F4 = dyn_cast<foo>(B2);
EXPECT_NE(F4, null_foo);
// const foo &F5 = dyn_cast<foo>(B3);
// EXPECT_NE(&F5, null_foo);
const foo *F6 = dyn_cast<foo>(B4);
EXPECT_NE(F6, null_foo);
foo *F7 = dyn_cast<foo>(fub());
EXPECT_EQ(F7, null_foo);
// foo *F8 = B1.daz();
// EXPECT_NE(F8, null_foo);
} }
// These lines are errors... // These lines are errors...