llvm-project/llvm/unittests/Remarks/YAMLRemarksParsingTest.cpp

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//===- unittest/Support/YAMLRemarksParsingTest.cpp - OptTable tests -------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "llvm-c/Remarks.h"
#include "llvm/Remarks/Remark.h"
#include "llvm/Remarks/RemarkParser.h"
#include "gtest/gtest.h"
using namespace llvm;
template <size_t N> void parseGood(const char (&Buf)[N]) {
Expected<std::unique_ptr<remarks::Parser>> MaybeParser =
remarks::createRemarkParser(remarks::Format::YAML, {Buf, N - 1});
EXPECT_FALSE(errorToBool(MaybeParser.takeError()));
EXPECT_TRUE(*MaybeParser != nullptr);
remarks::Parser &Parser = **MaybeParser;
Expected<std::unique_ptr<remarks::Remark>> Remark = Parser.next();
EXPECT_FALSE(errorToBool(Remark.takeError())); // Check for parsing errors.
EXPECT_TRUE(*Remark != nullptr); // At least one remark.
Remark = Parser.next();
Error E = Remark.takeError();
EXPECT_TRUE(E.isA<remarks::EndOfFileError>());
EXPECT_TRUE(errorToBool(std::move(E))); // Check for parsing errors.
}
template <size_t N>
bool parseExpectError(const char (&Buf)[N], const char *Error) {
Expected<std::unique_ptr<remarks::Parser>> MaybeParser =
remarks::createRemarkParser(remarks::Format::YAML, {Buf, N - 1});
EXPECT_FALSE(errorToBool(MaybeParser.takeError()));
EXPECT_TRUE(*MaybeParser != nullptr);
remarks::Parser &Parser = **MaybeParser;
Expected<std::unique_ptr<remarks::Remark>> Remark = Parser.next();
EXPECT_FALSE(Remark); // Check for parsing errors.
std::string ErrorStr;
raw_string_ostream Stream(ErrorStr);
handleAllErrors(Remark.takeError(),
[&](const ErrorInfoBase &EIB) { EIB.log(Stream); });
return StringRef(Stream.str()).contains(Error);
}
TEST(YAMLRemarks, ParsingEmpty) {
EXPECT_TRUE(parseExpectError("\n\n", "document root is not of mapping type."));
}
TEST(YAMLRemarks, ParsingNotYAML) {
EXPECT_TRUE(
parseExpectError("\x01\x02\x03\x04\x05\x06", "Got empty plain scalar"));
}
TEST(YAMLRemarks, ParsingGood) {
parseGood("\n"
"--- !Missed\n"
"Pass: inline\n"
"Name: NoDefinition\n"
"DebugLoc: { File: file.c, Line: 3, Column: 12 }\n"
"Function: foo\n"
"Args:\n"
" - Callee: bar\n"
" - String: ' will not be inlined into '\n"
" - Caller: foo\n"
" DebugLoc: { File: file.c, Line: 2, Column: 0 }\n"
" - String: ' because its definition is unavailable'\n"
"");
// No debug loc should also pass.
parseGood("\n"
"--- !Missed\n"
"Pass: inline\n"
"Name: NoDefinition\n"
"Function: foo\n"
"Args:\n"
" - Callee: bar\n"
" - String: ' will not be inlined into '\n"
" - Caller: foo\n"
" DebugLoc: { File: file.c, Line: 2, Column: 0 }\n"
" - String: ' because its definition is unavailable'\n"
"");
// No args is also ok.
parseGood("\n"
"--- !Missed\n"
"Pass: inline\n"
"Name: NoDefinition\n"
"DebugLoc: { File: file.c, Line: 3, Column: 12 }\n"
"Function: foo\n"
"");
// Different order.
parseGood("\n"
"--- !Missed\n"
"DebugLoc: { Line: 3, Column: 12, File: file.c }\n"
"Function: foo\n"
"Name: NoDefinition\n"
"Args:\n"
" - Callee: bar\n"
" - String: ' will not be inlined into '\n"
" - Caller: foo\n"
" DebugLoc: { File: file.c, Line: 2, Column: 0 }\n"
" - String: ' because its definition is unavailable'\n"
"Pass: inline\n"
"");
}
// Mandatory common part of a remark.
#define COMMON_REMARK "\nPass: inline\nName: NoDefinition\nFunction: foo\n\n"
// Test all the types.
TEST(YAMLRemarks, ParsingTypes) {
// Type: Passed
parseGood("--- !Passed" COMMON_REMARK);
// Type: Missed
parseGood("--- !Missed" COMMON_REMARK);
// Type: Analysis
parseGood("--- !Analysis" COMMON_REMARK);
// Type: AnalysisFPCommute
parseGood("--- !AnalysisFPCommute" COMMON_REMARK);
// Type: AnalysisAliasing
parseGood("--- !AnalysisAliasing" COMMON_REMARK);
// Type: Failure
parseGood("--- !Failure" COMMON_REMARK);
}
#undef COMMON_REMARK
TEST(YAMLRemarks, ParsingMissingFields) {
// No type.
EXPECT_TRUE(parseExpectError("\n"
"---\n"
"Pass: inline\n"
"Name: NoDefinition\n"
"Function: foo\n"
"",
"expected a remark tag."));
// No pass.
EXPECT_TRUE(parseExpectError("\n"
"--- !Missed\n"
"Name: NoDefinition\n"
"Function: foo\n"
"",
"Type, Pass, Name or Function missing."));
// No name.
EXPECT_TRUE(parseExpectError("\n"
"--- !Missed\n"
"Pass: inline\n"
"Function: foo\n"
"",
"Type, Pass, Name or Function missing."));
// No function.
EXPECT_TRUE(parseExpectError("\n"
"--- !Missed\n"
"Pass: inline\n"
"Name: NoDefinition\n"
"",
"Type, Pass, Name or Function missing."));
// Debug loc but no file.
EXPECT_TRUE(parseExpectError("\n"
"--- !Missed\n"
"Pass: inline\n"
"Name: NoDefinition\n"
"Function: foo\n"
"DebugLoc: { Line: 3, Column: 12 }\n"
"",
"DebugLoc node incomplete."));
// Debug loc but no line.
EXPECT_TRUE(parseExpectError("\n"
"--- !Missed\n"
"Pass: inline\n"
"Name: NoDefinition\n"
"Function: foo\n"
"DebugLoc: { File: file.c, Column: 12 }\n"
"",
"DebugLoc node incomplete."));
// Debug loc but no column.
EXPECT_TRUE(parseExpectError("\n"
"--- !Missed\n"
"Pass: inline\n"
"Name: NoDefinition\n"
"Function: foo\n"
"DebugLoc: { File: file.c, Line: 3 }\n"
"",
"DebugLoc node incomplete."));
}
TEST(YAMLRemarks, ParsingWrongTypes) {
// Wrong debug loc type.
EXPECT_TRUE(parseExpectError("\n"
"--- !Missed\n"
"Pass: inline\n"
"Name: NoDefinition\n"
"Function: foo\n"
"DebugLoc: foo\n"
"",
"expected a value of mapping type."));
// Wrong line type.
EXPECT_TRUE(parseExpectError("\n"
"--- !Missed\n"
"Pass: inline\n"
"Name: NoDefinition\n"
"Function: foo\n"
"DebugLoc: { File: file.c, Line: b, Column: 12 }\n"
"",
"expected a value of integer type."));
// Wrong column type.
EXPECT_TRUE(parseExpectError("\n"
"--- !Missed\n"
"Pass: inline\n"
"Name: NoDefinition\n"
"Function: foo\n"
"DebugLoc: { File: file.c, Line: 3, Column: c }\n"
"",
"expected a value of integer type."));
// Wrong args type.
EXPECT_TRUE(parseExpectError("\n"
"--- !Missed\n"
"Pass: inline\n"
"Name: NoDefinition\n"
"Function: foo\n"
"Args: foo\n"
"",
"wrong value type for key."));
// Wrong key type.
EXPECT_TRUE(parseExpectError("\n"
"--- !Missed\n"
"{ A: a }: inline\n"
"Name: NoDefinition\n"
"Function: foo\n"
"",
"key is not a string."));
// Debug loc with unknown entry.
EXPECT_TRUE(parseExpectError("\n"
"--- !Missed\n"
"Pass: inline\n"
"Name: NoDefinition\n"
"Function: foo\n"
"DebugLoc: { File: file.c, Column: 12, Unknown: 12 }\n"
"",
"unknown entry in DebugLoc map."));
// Unknown entry.
EXPECT_TRUE(parseExpectError("\n"
"--- !Missed\n"
"Unknown: inline\n"
"",
"unknown key."));
// Not a scalar.
EXPECT_TRUE(parseExpectError("\n"
"--- !Missed\n"
"Pass: { File: a, Line: 1, Column: 2 }\n"
"Name: NoDefinition\n"
"Function: foo\n"
"",
"expected a value of scalar type."));
// Not a string file in debug loc.
EXPECT_TRUE(parseExpectError("\n"
"--- !Missed\n"
"Pass: inline\n"
"Name: NoDefinition\n"
"Function: foo\n"
"DebugLoc: { File: { a: b }, Column: 12, Line: 12 }\n"
"",
"expected a value of scalar type."));
// Not a integer column in debug loc.
EXPECT_TRUE(parseExpectError("\n"
"--- !Missed\n"
"Pass: inline\n"
"Name: NoDefinition\n"
"Function: foo\n"
"DebugLoc: { File: file.c, Column: { a: b }, Line: 12 }\n"
"",
"expected a value of scalar type."));
// Not a integer line in debug loc.
EXPECT_TRUE(parseExpectError("\n"
"--- !Missed\n"
"Pass: inline\n"
"Name: NoDefinition\n"
"Function: foo\n"
"DebugLoc: { File: file.c, Column: 12, Line: { a: b } }\n"
"",
"expected a value of scalar type."));
// Not a mapping type value for args.
EXPECT_TRUE(parseExpectError("\n"
"--- !Missed\n"
"Pass: inline\n"
"Name: NoDefinition\n"
"Function: foo\n"
"DebugLoc: { File: file.c, Column: 12, Line: { a: b } }\n"
"",
"expected a value of scalar type."));
}
TEST(YAMLRemarks, ParsingWrongArgs) {
// Multiple debug locs per arg.
EXPECT_TRUE(parseExpectError("\n"
"--- !Missed\n"
"Pass: inline\n"
"Name: NoDefinition\n"
"Function: foo\n"
"Args:\n"
" - Str: string\n"
" DebugLoc: { File: a, Line: 1, Column: 2 }\n"
" DebugLoc: { File: a, Line: 1, Column: 2 }\n"
"",
"only one DebugLoc entry is allowed per argument."));
// Multiple strings per arg.
EXPECT_TRUE(parseExpectError("\n"
"--- !Missed\n"
"Pass: inline\n"
"Name: NoDefinition\n"
"Function: foo\n"
"Args:\n"
" - Str: string\n"
" Str2: string\n"
" DebugLoc: { File: a, Line: 1, Column: 2 }\n"
"",
"only one string entry is allowed per argument."));
// No arg value.
EXPECT_TRUE(parseExpectError("\n"
"--- !Missed\n"
"Pass: inline\n"
"Name: NoDefinition\n"
"Function: foo\n"
"Args:\n"
" - DebugLoc: { File: a, Line: 1, Column: 2 }\n"
"",
"argument key is missing."));
}
static inline StringRef checkStr(StringRef Str, unsigned ExpectedLen) {
const char *StrData = Str.data();
unsigned StrLen = Str.size();
EXPECT_EQ(StrLen, ExpectedLen);
return StringRef(StrData, StrLen);
}
TEST(YAMLRemarks, Contents) {
StringRef Buf = "\n"
"--- !Missed\n"
"Pass: inline\n"
"Name: NoDefinition\n"
"DebugLoc: { File: file.c, Line: 3, Column: 12 }\n"
"Function: foo\n"
"Hotness: 4\n"
"Args:\n"
" - Callee: bar\n"
" - String: ' will not be inlined into '\n"
" - Caller: foo\n"
" DebugLoc: { File: file.c, Line: 2, Column: 0 }\n"
" - String: ' because its definition is unavailable'\n"
"\n";
Expected<std::unique_ptr<remarks::Parser>> MaybeParser =
remarks::createRemarkParser(remarks::Format::YAML, Buf);
EXPECT_FALSE(errorToBool(MaybeParser.takeError()));
EXPECT_TRUE(*MaybeParser != nullptr);
remarks::Parser &Parser = **MaybeParser;
Expected<std::unique_ptr<remarks::Remark>> MaybeRemark = Parser.next();
EXPECT_FALSE(
errorToBool(MaybeRemark.takeError())); // Check for parsing errors.
EXPECT_TRUE(*MaybeRemark != nullptr); // At least one remark.
const remarks::Remark &Remark = **MaybeRemark;
EXPECT_EQ(Remark.RemarkType, remarks::Type::Missed);
EXPECT_EQ(checkStr(Remark.PassName, 6), "inline");
EXPECT_EQ(checkStr(Remark.RemarkName, 12), "NoDefinition");
EXPECT_EQ(checkStr(Remark.FunctionName, 3), "foo");
EXPECT_TRUE(Remark.Loc);
const remarks::RemarkLocation &RL = *Remark.Loc;
EXPECT_EQ(checkStr(RL.SourceFilePath, 6), "file.c");
EXPECT_EQ(RL.SourceLine, 3U);
EXPECT_EQ(RL.SourceColumn, 12U);
EXPECT_TRUE(Remark.Hotness);
EXPECT_EQ(*Remark.Hotness, 4U);
EXPECT_EQ(Remark.Args.size(), 4U);
unsigned ArgID = 0;
for (const remarks::Argument &Arg : Remark.Args) {
switch (ArgID) {
case 0:
EXPECT_EQ(checkStr(Arg.Key, 6), "Callee");
EXPECT_EQ(checkStr(Arg.Val, 3), "bar");
EXPECT_FALSE(Arg.Loc);
break;
case 1:
EXPECT_EQ(checkStr(Arg.Key, 6), "String");
EXPECT_EQ(checkStr(Arg.Val, 26), " will not be inlined into ");
EXPECT_FALSE(Arg.Loc);
break;
case 2: {
EXPECT_EQ(checkStr(Arg.Key, 6), "Caller");
EXPECT_EQ(checkStr(Arg.Val, 3), "foo");
EXPECT_TRUE(Arg.Loc);
const remarks::RemarkLocation &RL = *Arg.Loc;
EXPECT_EQ(checkStr(RL.SourceFilePath, 6), "file.c");
EXPECT_EQ(RL.SourceLine, 2U);
EXPECT_EQ(RL.SourceColumn, 0U);
break;
}
case 3:
EXPECT_EQ(checkStr(Arg.Key, 6), "String");
EXPECT_EQ(checkStr(Arg.Val, 38),
" because its definition is unavailable");
EXPECT_FALSE(Arg.Loc);
break;
default:
break;
}
++ArgID;
}
MaybeRemark = Parser.next();
Error E = MaybeRemark.takeError();
EXPECT_TRUE(E.isA<remarks::EndOfFileError>());
EXPECT_TRUE(errorToBool(std::move(E))); // Check for parsing errors.
}
static inline StringRef checkStr(LLVMRemarkStringRef Str,
unsigned ExpectedLen) {
const char *StrData = LLVMRemarkStringGetData(Str);
unsigned StrLen = LLVMRemarkStringGetLen(Str);
EXPECT_EQ(StrLen, ExpectedLen);
return StringRef(StrData, StrLen);
}
TEST(YAMLRemarks, ContentsCAPI) {
StringRef Buf = "\n"
"--- !Missed\n"
"Pass: inline\n"
"Name: NoDefinition\n"
"DebugLoc: { File: file.c, Line: 3, Column: 12 }\n"
"Function: foo\n"
"Args:\n"
" - Callee: bar\n"
" - String: ' will not be inlined into '\n"
" - Caller: foo\n"
" DebugLoc: { File: file.c, Line: 2, Column: 0 }\n"
" - String: ' because its definition is unavailable'\n"
"\n";
LLVMRemarkParserRef Parser =
LLVMRemarkParserCreateYAML(Buf.data(), Buf.size());
LLVMRemarkEntryRef Remark = LLVMRemarkParserGetNext(Parser);
EXPECT_FALSE(Remark == nullptr);
EXPECT_EQ(LLVMRemarkEntryGetType(Remark), LLVMRemarkTypeMissed);
EXPECT_EQ(checkStr(LLVMRemarkEntryGetPassName(Remark), 6), "inline");
EXPECT_EQ(checkStr(LLVMRemarkEntryGetRemarkName(Remark), 12), "NoDefinition");
EXPECT_EQ(checkStr(LLVMRemarkEntryGetFunctionName(Remark), 3), "foo");
LLVMRemarkDebugLocRef DL = LLVMRemarkEntryGetDebugLoc(Remark);
EXPECT_EQ(checkStr(LLVMRemarkDebugLocGetSourceFilePath(DL), 6), "file.c");
EXPECT_EQ(LLVMRemarkDebugLocGetSourceLine(DL), 3U);
EXPECT_EQ(LLVMRemarkDebugLocGetSourceColumn(DL), 12U);
EXPECT_EQ(LLVMRemarkEntryGetHotness(Remark), 0U);
EXPECT_EQ(LLVMRemarkEntryGetNumArgs(Remark), 4U);
unsigned ArgID = 0;
LLVMRemarkArgRef Arg = LLVMRemarkEntryGetFirstArg(Remark);
do {
switch (ArgID) {
case 0:
EXPECT_EQ(checkStr(LLVMRemarkArgGetKey(Arg), 6), "Callee");
EXPECT_EQ(checkStr(LLVMRemarkArgGetValue(Arg), 3), "bar");
EXPECT_EQ(LLVMRemarkArgGetDebugLoc(Arg), nullptr);
break;
case 1:
EXPECT_EQ(checkStr(LLVMRemarkArgGetKey(Arg), 6), "String");
EXPECT_EQ(checkStr(LLVMRemarkArgGetValue(Arg), 26),
" will not be inlined into ");
EXPECT_EQ(LLVMRemarkArgGetDebugLoc(Arg), nullptr);
break;
case 2: {
EXPECT_EQ(checkStr(LLVMRemarkArgGetKey(Arg), 6), "Caller");
EXPECT_EQ(checkStr(LLVMRemarkArgGetValue(Arg), 3), "foo");
LLVMRemarkDebugLocRef DL = LLVMRemarkArgGetDebugLoc(Arg);
EXPECT_EQ(checkStr(LLVMRemarkDebugLocGetSourceFilePath(DL), 6), "file.c");
EXPECT_EQ(LLVMRemarkDebugLocGetSourceLine(DL), 2U);
EXPECT_EQ(LLVMRemarkDebugLocGetSourceColumn(DL), 0U);
break;
}
case 3:
EXPECT_EQ(checkStr(LLVMRemarkArgGetKey(Arg), 6), "String");
EXPECT_EQ(checkStr(LLVMRemarkArgGetValue(Arg), 38),
" because its definition is unavailable");
EXPECT_EQ(LLVMRemarkArgGetDebugLoc(Arg), nullptr);
break;
default:
break;
}
++ArgID;
} while ((Arg = LLVMRemarkEntryGetNextArg(Arg, Remark)));
LLVMRemarkEntryDispose(Remark);
EXPECT_EQ(LLVMRemarkParserGetNext(Parser), nullptr);
EXPECT_FALSE(LLVMRemarkParserHasError(Parser));
LLVMRemarkParserDispose(Parser);
}
TEST(YAMLRemarks, ContentsStrTab) {
StringRef Buf = "\n"
"--- !Missed\n"
"Pass: 0\n"
"Name: 1\n"
"DebugLoc: { File: 2, Line: 3, Column: 12 }\n"
"Function: 3\n"
"Hotness: 4\n"
"Args:\n"
" - Callee: 5\n"
" - String: 7\n"
" - Caller: 3\n"
" DebugLoc: { File: 2, Line: 2, Column: 0 }\n"
" - String: 8\n"
"\n";
StringRef StrTabBuf =
StringRef("inline\0NoDefinition\0file.c\0foo\0Callee\0bar\0String\0 "
"will not be inlined into \0 because its definition is "
"unavailable",
115);
remarks::ParsedStringTable StrTab(StrTabBuf);
Expected<std::unique_ptr<remarks::Parser>> MaybeParser =
remarks::createRemarkParser(remarks::Format::YAMLStrTab, Buf, StrTab);
EXPECT_FALSE(errorToBool(MaybeParser.takeError()));
EXPECT_TRUE(*MaybeParser != nullptr);
remarks::Parser &Parser = **MaybeParser;
Expected<std::unique_ptr<remarks::Remark>> MaybeRemark = Parser.next();
EXPECT_FALSE(
errorToBool(MaybeRemark.takeError())); // Check for parsing errors.
EXPECT_TRUE(*MaybeRemark != nullptr); // At least one remark.
const remarks::Remark &Remark = **MaybeRemark;
EXPECT_EQ(Remark.RemarkType, remarks::Type::Missed);
EXPECT_EQ(checkStr(Remark.PassName, 6), "inline");
EXPECT_EQ(checkStr(Remark.RemarkName, 12), "NoDefinition");
EXPECT_EQ(checkStr(Remark.FunctionName, 3), "foo");
EXPECT_TRUE(Remark.Loc);
const remarks::RemarkLocation &RL = *Remark.Loc;
EXPECT_EQ(checkStr(RL.SourceFilePath, 6), "file.c");
EXPECT_EQ(RL.SourceLine, 3U);
EXPECT_EQ(RL.SourceColumn, 12U);
EXPECT_TRUE(Remark.Hotness);
EXPECT_EQ(*Remark.Hotness, 4U);
EXPECT_EQ(Remark.Args.size(), 4U);
unsigned ArgID = 0;
for (const remarks::Argument &Arg : Remark.Args) {
switch (ArgID) {
case 0:
EXPECT_EQ(checkStr(Arg.Key, 6), "Callee");
EXPECT_EQ(checkStr(Arg.Val, 3), "bar");
EXPECT_FALSE(Arg.Loc);
break;
case 1:
EXPECT_EQ(checkStr(Arg.Key, 6), "String");
EXPECT_EQ(checkStr(Arg.Val, 26), " will not be inlined into ");
EXPECT_FALSE(Arg.Loc);
break;
case 2: {
EXPECT_EQ(checkStr(Arg.Key, 6), "Caller");
EXPECT_EQ(checkStr(Arg.Val, 3), "foo");
EXPECT_TRUE(Arg.Loc);
const remarks::RemarkLocation &RL = *Arg.Loc;
EXPECT_EQ(checkStr(RL.SourceFilePath, 6), "file.c");
EXPECT_EQ(RL.SourceLine, 2U);
EXPECT_EQ(RL.SourceColumn, 0U);
break;
}
case 3:
EXPECT_EQ(checkStr(Arg.Key, 6), "String");
EXPECT_EQ(checkStr(Arg.Val, 38),
" because its definition is unavailable");
EXPECT_FALSE(Arg.Loc);
break;
default:
break;
}
++ArgID;
}
MaybeRemark = Parser.next();
Error E = MaybeRemark.takeError();
EXPECT_TRUE(E.isA<remarks::EndOfFileError>());
EXPECT_TRUE(errorToBool(std::move(E))); // Check for parsing errors.
}
TEST(YAMLRemarks, ParsingBadStringTableIndex) {
StringRef Buf = "\n"
"--- !Missed\n"
"Pass: 50\n"
"\n";
StringRef StrTabBuf = StringRef("inline");
remarks::ParsedStringTable StrTab(StrTabBuf);
Expected<std::unique_ptr<remarks::Parser>> MaybeParser =
remarks::createRemarkParser(remarks::Format::YAMLStrTab, Buf, StrTab);
EXPECT_FALSE(errorToBool(MaybeParser.takeError()));
EXPECT_TRUE(*MaybeParser != nullptr);
remarks::Parser &Parser = **MaybeParser;
Expected<std::unique_ptr<remarks::Remark>> MaybeRemark = Parser.next();
EXPECT_FALSE(MaybeRemark); // Expect an error here.
std::string ErrorStr;
raw_string_ostream Stream(ErrorStr);
handleAllErrors(MaybeRemark.takeError(),
[&](const ErrorInfoBase &EIB) { EIB.log(Stream); });
EXPECT_TRUE(
StringRef(Stream.str())
.contains("String with index 50 is out of bounds (size = 1)."));
}