diff options
Diffstat (limited to 'contrib/llvm/unittests/VMCore/MetadataTest.cpp')
-rw-r--r-- | contrib/llvm/unittests/VMCore/MetadataTest.cpp | 144 |
1 files changed, 0 insertions, 144 deletions
diff --git a/contrib/llvm/unittests/VMCore/MetadataTest.cpp b/contrib/llvm/unittests/VMCore/MetadataTest.cpp deleted file mode 100644 index 04db486..0000000 --- a/contrib/llvm/unittests/VMCore/MetadataTest.cpp +++ /dev/null @@ -1,144 +0,0 @@ -//===- llvm/unittest/VMCore/Metadata.cpp - Metadata unit tests ------------===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// - -#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" -#include "llvm/Support/raw_ostream.h" -#include "llvm/Support/ValueHandle.h" -using namespace llvm; - -namespace { - -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_F(MDStringTest, CreateDifferent) { - char x[3] = { 'f', 0, 'A' }; - MDString *s1 = MDString::get(Context, StringRef(&x[0], 3)); - x[2] = 'B'; - MDString *s2 = MDString::get(Context, StringRef(&x[0], 3)); - EXPECT_NE(s1, s2); -} - -// Test that creation of MDStrings with the same string contents produces the -// same MDString object, even with different pointers. -TEST_F(MDStringTest, CreateSame) { - char x[4] = { 'a', 'b', 'c', 'X' }; - char y[4] = { 'a', 'b', 'c', 'Y' }; - - MDString *s1 = MDString::get(Context, StringRef(&x[0], 3)); - MDString *s2 = MDString::get(Context, StringRef(&y[0], 3)); - EXPECT_EQ(s1, s2); -} - -// Test that MDString prints out the string we fed it. -TEST_F(MDStringTest, PrintingSimple) { - char *str = new char[13]; - strncpy(str, "testing 1 2 3", 13); - MDString *s = MDString::get(Context, StringRef(str, 13)); - strncpy(str, "aaaaaaaaaaaaa", 13); - delete[] str; - - std::string Str; - raw_string_ostream oss(Str); - s->print(oss); - EXPECT_STREQ("metadata !\"testing 1 2 3\"", oss.str().c_str()); -} - -// Test printing of MDString with non-printable characters. -TEST_F(MDStringTest, PrintingComplex) { - char str[5] = {0, '\n', '"', '\\', -1}; - MDString *s = MDString::get(Context, StringRef(str+0, 5)); - std::string Str; - raw_string_ostream oss(Str); - s->print(oss); - EXPECT_STREQ("metadata !\"\\00\\0A\\22\\5C\\FF\"", oss.str().c_str()); -} - -typedef MetadataTest MDNodeTest; - -// Test the two constructors, and containing other Constants. -TEST_F(MDNodeTest, Simple) { - char x[3] = { 'a', 'b', 'c' }; - char y[3] = { '1', '2', '3' }; - - MDString *s1 = MDString::get(Context, StringRef(&x[0], 3)); - MDString *s2 = MDString::get(Context, StringRef(&y[0], 3)); - ConstantInt *CI = ConstantInt::get(getGlobalContext(), APInt(8, 0)); - - std::vector<Value *> V; - V.push_back(s1); - V.push_back(CI); - V.push_back(s2); - - MDNode *n1 = MDNode::get(Context, &V[0], 3); - Value *const c1 = n1; - MDNode *n2 = MDNode::get(Context, &c1, 1); - MDNode *n3 = MDNode::get(Context, &V[0], 3); - EXPECT_NE(n1, n2); -#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_F(MDNodeTest, Delete) { - Constant *C = ConstantInt::get(Type::getInt32Ty(getGlobalContext()), 1); - Instruction *I = new BitCastInst(C, Type::getInt32Ty(getGlobalContext())); - - Value *const V = I; - MDNode *n = MDNode::get(Context, &V, 1); - WeakVH wvh = n; - - EXPECT_EQ(n, wvh); - - delete I; -} - -TEST(NamedMDNodeTest, Search) { - 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); - - MDNode *Nodes[2] = { n, n2 }; - - Module M("MyModule", Context); - const char *Name = "llvm.NMD1"; - 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", - oss.str().c_str()); -} -} |