#include "gtest/gtest.h"
#include "llvm/Constants.h"
#include "llvm/Instructions.h"
+#include "llvm/LLVMContext.h"
#include "llvm/Metadata.h"
#include "llvm/Module.h"
#include "llvm/Type.h"
namespace {
-LLVMContext &Context = getGlobalContext();
+class MetadataTest : public testing::Test {
+protected:
+ LLVMContext Context;
+};
+typedef MetadataTest MDStringTest;
// Test that construction of MDString with different value produces different
// MDString objects, even with the same string pointer and nulls in the string.
-TEST(MDStringTest, CreateDifferent) {
+TEST_F(MDStringTest, CreateDifferent) {
char x[3] = { 'f', 0, 'A' };
MDString *s1 = MDString::get(Context, StringRef(&x[0], 3));
x[2] = 'B';
// Test that creation of MDStrings with the same string contents produces the
// same MDString object, even with different pointers.
-TEST(MDStringTest, CreateSame) {
+TEST_F(MDStringTest, CreateSame) {
char x[4] = { 'a', 'b', 'c', 'X' };
char y[4] = { 'a', 'b', 'c', 'Y' };
}
// Test that MDString prints out the string we fed it.
-TEST(MDStringTest, PrintingSimple) {
+TEST_F(MDStringTest, PrintingSimple) {
char *str = new char[13];
strncpy(str, "testing 1 2 3", 13);
MDString *s = MDString::get(Context, StringRef(str, 13));
}
// Test printing of MDString with non-printable characters.
-TEST(MDStringTest, PrintingComplex) {
+TEST_F(MDStringTest, PrintingComplex) {
char str[5] = {0, '\n', '"', '\\', -1};
MDString *s = MDString::get(Context, StringRef(str+0, 5));
std::string Str;
EXPECT_STREQ("metadata !\"\\00\\0A\\22\\5C\\FF\"", oss.str().c_str());
}
+typedef MetadataTest MDNodeTest;
+
// Test the two constructors, and containing other Constants.
-TEST(MDNodeTest, Simple) {
+TEST_F(MDNodeTest, Simple) {
char x[3] = { 'a', 'b', 'c' };
char y[3] = { '1', '2', '3' };
MDNode *n2 = MDNode::get(Context, &c1, 1);
MDNode *n3 = MDNode::get(Context, &V[0], 3);
EXPECT_NE(n1, n2);
- // FIXME: Enable uniqueness test. EXPECT_EQ(n1, n3);
-
- EXPECT_EQ(3u, n1->getNumElements());
- EXPECT_EQ(s1, n1->getElement(0));
- EXPECT_EQ(CI, n1->getElement(1));
- EXPECT_EQ(s2, n1->getElement(2));
-
- EXPECT_EQ(1u, n2->getNumElements());
- EXPECT_EQ(n1, n2->getElement(0));
-
- std::string Str;
- raw_string_ostream oss(Str);
- n1->print(oss);
- EXPECT_STREQ("!0 = metadata !{metadata !\"abc\", i8 0, metadata !\"123\"}\n",
- oss.str().c_str());
- Str.clear();
- n2->print(oss);
- EXPECT_STREQ("!0 = metadata !{metadata !1}\n"
- "!1 = metadata !{metadata !\"abc\", i8 0, metadata !\"123\"}\n",
- oss.str().c_str());
+#ifdef ENABLE_MDNODE_UNIQUING
+ EXPECT_EQ(n1, n3);
+#else
+ (void) n3;
+#endif
+
+ EXPECT_EQ(3u, n1->getNumOperands());
+ EXPECT_EQ(s1, n1->getOperand(0));
+ EXPECT_EQ(CI, n1->getOperand(1));
+ EXPECT_EQ(s2, n1->getOperand(2));
+
+ EXPECT_EQ(1u, n2->getNumOperands());
+ EXPECT_EQ(n1, n2->getOperand(0));
}
-TEST(MDNodeTest, Delete) {
+TEST_F(MDNodeTest, Delete) {
Constant *C = ConstantInt::get(Type::getInt32Ty(getGlobalContext()), 1);
Instruction *I = new BitCastInst(C, Type::getInt32Ty(getGlobalContext()));
EXPECT_EQ(n, wvh);
delete I;
-
- std::string Str;
- raw_string_ostream oss(Str);
- wvh->print(oss);
- EXPECT_STREQ("!0 = metadata !{null}\n", oss.str().c_str());
}
TEST(NamedMDNodeTest, Search) {
- Constant *C = ConstantInt::get(Type::getInt32Ty(getGlobalContext()), 1);
- Constant *C2 = ConstantInt::get(Type::getInt32Ty(getGlobalContext()), 2);
+ LLVMContext Context;
+ Constant *C = ConstantInt::get(Type::getInt32Ty(Context), 1);
+ Constant *C2 = ConstantInt::get(Type::getInt32Ty(Context), 2);
Value *const V = C;
Value *const V2 = C2;
MDNode *n = MDNode::get(Context, &V, 1);
MDNode *n2 = MDNode::get(Context, &V2, 1);
- MetadataBase *Nodes[2] = { n, n2 };
+ MDNode *Nodes[2] = { n, n2 };
- Module *M = new Module("MyModule", getGlobalContext());
+ Module M("MyModule", Context);
const char *Name = "llvm.NMD1";
- NamedMDNode *NMD = NamedMDNode::Create(getGlobalContext(), Name, &Nodes[0], 2, M);
+ NamedMDNode *NMD = NamedMDNode::Create(Context, Name, &Nodes[0], 2, &M);
std::string Str;
raw_string_ostream oss(Str);
NMD->print(oss);
- EXPECT_STREQ("!llvm.NMD1 = !{!0, !1}\n!0 = metadata !{i32 1}\n"
- "!1 = metadata !{i32 2}\n",
+ EXPECT_STREQ("!llvm.NMD1 = !{!0, !1}\n",
oss.str().c_str());
}
}