forked from OSchip/llvm-project
64 lines
2.2 KiB
C++
64 lines
2.2 KiB
C++
//===----- unittests/ELFAttributeParserTest.cpp ---------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/Support/ELFAttributeParser.h"
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#include "llvm/Support/ELFAttributes.h"
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#include "gtest/gtest.h"
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#include <string>
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using namespace llvm;
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static const TagNameMap emptyTagNameMap;
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// This class is used to test the common part of the ELF attribute section.
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class AttributeHeaderParser : public ELFAttributeParser {
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Error handler(uint64_t tag, bool &handled) override {
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// Treat all attributes as handled.
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handled = true;
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return Error::success();
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}
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public:
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AttributeHeaderParser(ScopedPrinter *printer)
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: ELFAttributeParser(printer, emptyTagNameMap, "test") {}
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AttributeHeaderParser() : ELFAttributeParser(emptyTagNameMap, "test") {}
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};
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static void testParseError(ArrayRef<uint8_t> bytes, const char *msg) {
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AttributeHeaderParser parser;
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Error e = parser.parse(bytes, support::little);
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EXPECT_STREQ(toString(std::move(e)).c_str(), msg);
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}
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TEST(AttributeHeaderParser, UnrecognizedFormatVersion) {
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static const uint8_t bytes[] = {1};
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testParseError(bytes, "unrecognized format-version: 0x1");
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}
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TEST(AttributeHeaderParser, InvalidSectionLength) {
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static const uint8_t bytes[] = {'A', 3, 0, 0, 0};
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testParseError(bytes, "invalid section length 3 at offset 0x1");
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}
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TEST(AttributeHeaderParser, UnrecognizedVendorName) {
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static const uint8_t bytes[] = {'A', 7, 0, 0, 0, 'x', 'y', 0};
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testParseError(bytes, "unrecognized vendor-name: xy");
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}
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TEST(AttributeHeaderParser, UnrecognizedTag) {
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static const uint8_t bytes[] = {'A', 14, 0, 0, 0, 't', 'e', 's',
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't', 0, 4, 5, 0, 0, 0};
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testParseError(bytes, "unrecognized tag 0x4 at offset 0xa");
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}
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TEST(AttributeHeaderParser, InvalidAttributeSize) {
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static const uint8_t bytes[] = {'A', 14, 0, 0, 0, 't', 'e', 's',
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't', 0, 1, 4, 0, 0, 0};
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testParseError(bytes, "invalid attribute size 4 at offset 0xa");
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}
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