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//===- llvm/unittest/XRay/FDRRecordPrinterTest.cpp --------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "llvm/Support/raw_ostream.h"
#include "llvm/XRay/FDRRecords.h"
#include "llvm/XRay/RecordPrinter.h"
#include "gmock/gmock.h"
#include "gtest/gtest.h"
#include <string>
namespace llvm {
namespace xray {
namespace {
using ::testing::Eq;
template <class RecordType> struct Helper {};
template <> struct Helper<BufferExtents> {
static std::unique_ptr<Record> construct() {
return make_unique<BufferExtents>(1);
}
static constexpr char Expected[] = "<Buffer: size = 1 bytes>";
};
constexpr char Helper<BufferExtents>::Expected[];
template <> struct Helper<WallclockRecord> {
static std::unique_ptr<Record> construct() {
return make_unique<WallclockRecord>(1, 2);
}
static constexpr char Expected[] = "<Wall Time: seconds = 1.000002>";
};
constexpr char Helper<WallclockRecord>::Expected[];
template <> struct Helper<NewCPUIDRecord> {
static std::unique_ptr<Record> construct() {
return make_unique<NewCPUIDRecord>(1);
}
static constexpr char Expected[] = "<CPU ID: 1>";
};
constexpr char Helper<NewCPUIDRecord>::Expected[];
template <> struct Helper<TSCWrapRecord> {
static std::unique_ptr<Record> construct() {
return make_unique<TSCWrapRecord>(1);
}
static constexpr char Expected[] = "<TSC Wrap: base = 1>";
};
constexpr char Helper<TSCWrapRecord>::Expected[];
template <> struct Helper<CustomEventRecord> {
static std::unique_ptr<Record> construct() {
return make_unique<CustomEventRecord>(4, 1, "data");
}
static constexpr char Expected[] =
"<Custom Event: tsc = 1, size = 4, data = 'data'>";
};
constexpr char Helper<CustomEventRecord>::Expected[];
template <> struct Helper<CallArgRecord> {
static std::unique_ptr<Record> construct() {
return make_unique<CallArgRecord>(1);
}
static constexpr char Expected[] = "<Call Argument: data = 1 (hex = 0x1)>";
};
constexpr char Helper<CallArgRecord>::Expected[];
template <> struct Helper<PIDRecord> {
static std::unique_ptr<Record> construct() {
return make_unique<PIDRecord>(1);
}
static constexpr char Expected[] = "<PID: 1>";
};
constexpr char Helper<PIDRecord>::Expected[];
template <> struct Helper<NewBufferRecord> {
static std::unique_ptr<Record> construct() {
return make_unique<NewBufferRecord>(1);
}
static constexpr char Expected[] = "<Thread ID: 1>";
};
constexpr char Helper<NewBufferRecord>::Expected[];
template <> struct Helper<EndBufferRecord> {
static std::unique_ptr<Record> construct() {
return make_unique<EndBufferRecord>();
}
static constexpr char Expected[] = "<End of Buffer>";
};
constexpr char Helper<EndBufferRecord>::Expected[];
template <class T> class PrinterTest : public ::testing::Test {
protected:
std::string Data;
raw_string_ostream OS;
RecordPrinter P;
std::unique_ptr<Record> R;
public:
PrinterTest() : Data(), OS(Data), P(OS), R(Helper<T>::construct()) {}
};
TYPED_TEST_CASE_P(PrinterTest);
TYPED_TEST_P(PrinterTest, PrintsRecord) {
ASSERT_NE(nullptr, this->R);
ASSERT_FALSE(errorToBool(this->R->apply(this->P)));
this->OS.flush();
EXPECT_THAT(this->Data, Eq(Helper<TypeParam>::Expected));
}
REGISTER_TYPED_TEST_CASE_P(PrinterTest, PrintsRecord);
using FDRRecordTypes =
::testing::Types<BufferExtents, NewBufferRecord, EndBufferRecord,
NewCPUIDRecord, TSCWrapRecord, WallclockRecord,
CustomEventRecord, CallArgRecord, BufferExtents,
PIDRecord>;
INSTANTIATE_TYPED_TEST_CASE_P(Records, PrinterTest, FDRRecordTypes);
TEST(FDRRecordPrinterTest, WriteFunctionRecordEnter) {
std::string Data;
raw_string_ostream OS(Data);
RecordPrinter P(OS);
FunctionRecord R(RecordTypes::ENTER, 1, 2);
ASSERT_FALSE(errorToBool(R.apply(P)));
OS.flush();
EXPECT_THAT(Data, Eq("<Function Enter: #1 delta = +1>"));
}
TEST(FDRRecordPrinterTest, WriteFunctionRecordExit) {
std::string Data;
raw_string_ostream OS(Data);
RecordPrinter P(OS);
FunctionRecord R(RecordTypes::EXIT, 1, 2);
ASSERT_FALSE(errorToBool(R.apply(P)));
OS.flush();
EXPECT_THAT(Data, Eq("<Function Exit: #1 delta = +1>"));
}
TEST(FDRRecordPrinterTest, WriteFunctionRecordTailExit) {
std::string Data;
raw_string_ostream OS(Data);
RecordPrinter P(OS);
FunctionRecord R(RecordTypes::TAIL_EXIT, 1, 2);
ASSERT_FALSE(errorToBool(R.apply(P)));
OS.flush();
EXPECT_THAT(Data, Eq("<Function Tail Exit: #1 delta = +1>"));
}
TEST(FDRRecordPrinterTest, WriteFunctionRecordEnterArg) {
std::string Data;
raw_string_ostream OS(Data);
RecordPrinter P(OS);
FunctionRecord R(RecordTypes::ENTER_ARG, 1, 2);
ASSERT_FALSE(errorToBool(R.apply(P)));
OS.flush();
EXPECT_THAT(Data, Eq("<Function Enter With Arg: #1 delta = +1>"));
}
} // namespace
} // namespace xray
} // namespace llvm
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