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69 lines
2.4 KiB
C++
69 lines
2.4 KiB
C++
//===- llvm/unittest/IR/DebugInfo.cpp - DebugInfo tests -------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/IR/DebugInfo.h"
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#include "gtest/gtest.h"
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using namespace llvm;
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namespace llvm {
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static void PrintTo(const StringRef &S, ::std::ostream *os) {
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*os << "(" << (const void *)S.data() << "," << S.size() << ") = '";
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for (auto C : S)
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if (C)
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*os << C;
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else
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*os << "\\00";
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*os << "'";
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}
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static void PrintTo(const DIHeaderFieldIterator &I, ::std::ostream *os) {
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PrintTo(I.getCurrent(), os);
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*os << " in ";
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PrintTo(I.getHeader(), os);
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}
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} // end namespace llvm
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namespace {
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#define MAKE_FIELD_ITERATOR(S) \
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DIHeaderFieldIterator(StringRef(S, sizeof(S) - 1))
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TEST(DebugInfoTest, DIHeaderFieldIterator) {
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ASSERT_EQ(DIHeaderFieldIterator(), DIHeaderFieldIterator());
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ASSERT_NE(DIHeaderFieldIterator(), MAKE_FIELD_ITERATOR(""));
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ASSERT_EQ(DIHeaderFieldIterator(), ++MAKE_FIELD_ITERATOR(""));
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ASSERT_EQ("", *DIHeaderFieldIterator(""));
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ASSERT_NE(DIHeaderFieldIterator(), MAKE_FIELD_ITERATOR("stuff"));
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ASSERT_EQ(DIHeaderFieldIterator(), ++MAKE_FIELD_ITERATOR("stuff"));
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ASSERT_EQ("stuff", *DIHeaderFieldIterator("stuff"));
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ASSERT_NE(DIHeaderFieldIterator(), MAKE_FIELD_ITERATOR("st\0uff"));
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ASSERT_NE(DIHeaderFieldIterator(), ++MAKE_FIELD_ITERATOR("st\0uff"));
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ASSERT_EQ(DIHeaderFieldIterator(), ++++MAKE_FIELD_ITERATOR("st\0uff"));
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ASSERT_EQ("st", *MAKE_FIELD_ITERATOR("st\0uff"));
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ASSERT_EQ("uff", *++MAKE_FIELD_ITERATOR("st\0uff"));
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ASSERT_NE(DIHeaderFieldIterator(), MAKE_FIELD_ITERATOR("stuff\0"));
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ASSERT_NE(DIHeaderFieldIterator(), ++MAKE_FIELD_ITERATOR("stuff\0"));
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ASSERT_EQ(DIHeaderFieldIterator(), ++++MAKE_FIELD_ITERATOR("stuff\0"));
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ASSERT_EQ("stuff", *MAKE_FIELD_ITERATOR("stuff\0"));
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ASSERT_EQ("", *++MAKE_FIELD_ITERATOR("stuff\0"));
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ASSERT_NE(DIHeaderFieldIterator(), MAKE_FIELD_ITERATOR("\0stuff"));
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ASSERT_NE(DIHeaderFieldIterator(), ++MAKE_FIELD_ITERATOR("\0stuff"));
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ASSERT_EQ(DIHeaderFieldIterator(), ++++MAKE_FIELD_ITERATOR("\0stuff"));
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ASSERT_EQ("", *MAKE_FIELD_ITERATOR("\0stuff"));
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ASSERT_EQ("stuff", *++MAKE_FIELD_ITERATOR("\0stuff"));
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}
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} // end namespace
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