Files
swift-mirror/unittests/SwiftDemangle/DemangleTest.cpp
Dmitri Hrybenko 7010fb8322 Re-enable unittests for libswiftDemangle
Swift SVN r30401
2015-07-20 16:13:39 +00:00

63 lines
2.3 KiB
C++

//===----------------------------------------------------------------------===//
//
// This source file is part of the Swift.org open source project
//
// Copyright (c) 2014 - 2015 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See http://swift.org/LICENSE.txt for license information
// See http://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
//
//===----------------------------------------------------------------------===//
#include <stdlib.h>
#include "swift/SwiftDemangle/SwiftDemangle.h"
#include "gtest/gtest.h"
TEST(FunctionNameDemangleTests, CorrectlyDemangles) {
char OutputBuffer[128];
const char *FunctionName = "_TFC3foo3bar3basfS0_FT3zimCS_3zim_T_";
const char *DemangledName = "foo.bar.bas (foo.bar)(zim : foo.zim) -> ()";
size_t Result = swift_demangle_getDemangledName(FunctionName, OutputBuffer,
sizeof(OutputBuffer));
EXPECT_STREQ(DemangledName, OutputBuffer);
EXPECT_EQ(Result, strlen(DemangledName));
// Make sure the SynthesizeSugarOnTypes option is functioning
const char *FunctionNameWithSugar = "_TF4main3fooFT3argGSqGSaSi___T_";
const char *DemangledNameWithSugar = "main.foo (arg : [Swift.Int]?) -> ()";
Result = swift_demangle_getDemangledName(FunctionNameWithSugar, OutputBuffer,
sizeof(OutputBuffer));
EXPECT_STREQ(DemangledNameWithSugar, OutputBuffer);
EXPECT_EQ(Result, strlen(DemangledNameWithSugar));
}
TEST(FunctionNameDemangledTests, WorksWithNULLBuffer) {
const char *FunctionName = "_TFC3foo3bar3basfS0_FT3zimCS_3zim_T_";
const char *DemangledName = "foo.bar.bas (foo.bar)(zim : foo.zim) -> ()";
// When given a null buffer, swift_demangle_getDemangledName should still be
// able to return the size of the demangled string.
size_t Result = swift_demangle_getDemangledName(FunctionName, nullptr, 0);
EXPECT_EQ(Result, strlen(DemangledName));
}
TEST(FunctionNameDemangleTests, IgnoresNonMangledInputs) {
const char *FunctionName = "printf";
char OutputBuffer[] = "0123456789abcdef";
size_t Result = swift_demangle_getDemangledName(FunctionName, OutputBuffer,
sizeof(OutputBuffer));
EXPECT_EQ(0U, Result);
EXPECT_STREQ("0123456789abcdef", OutputBuffer);
}