xref: /llvm-project/lldb/unittests/Utility/StatusTest.cpp (revision a24a3a30d00a43a5aa7e6cdf7b7046438735347c)
1 //===-- StatusTest.cpp ------------------------------------------*- C++ -*-===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 
10 #include "lldb/Utility/Status.h"
11 #include "gtest/gtest.h"
12 
13 using namespace lldb_private;
14 using namespace lldb;
15 
16 TEST(StatusTest, Formatv) {
17   EXPECT_EQ("", llvm::formatv("{0}", Status()).str());
18   EXPECT_EQ("Hello Status", llvm::formatv("{0}", Status("Hello Status")).str());
19   EXPECT_EQ("Hello", llvm::formatv("{0:5}", Status("Hello Error")).str());
20 }
21 
22 TEST(StatusTest, ErrorConstructor) {
23   EXPECT_TRUE(Status(llvm::Error::success()).Success());
24 
25   Status eagain(
26       llvm::errorCodeToError(std::error_code(EAGAIN, std::generic_category())));
27   EXPECT_TRUE(eagain.Fail());
28   EXPECT_EQ(eErrorTypePOSIX, eagain.GetType());
29   EXPECT_EQ(Status::ValueType(EAGAIN), eagain.GetError());
30 
31   Status foo(llvm::make_error<llvm::StringError>(
32       "foo", llvm::inconvertibleErrorCode()));
33   EXPECT_TRUE(foo.Fail());
34   EXPECT_EQ(eErrorTypeGeneric, foo.GetType());
35   EXPECT_STREQ("foo", foo.AsCString());
36 }
37 
38 TEST(StatusTest, ErrorConversion) {
39   EXPECT_FALSE(bool(Status().ToError()));
40 
41   llvm::Error eagain = Status(EAGAIN, ErrorType::eErrorTypePOSIX).ToError();
42   EXPECT_TRUE(bool(eagain));
43   std::error_code ec = llvm::errorToErrorCode(std::move(eagain));
44   EXPECT_EQ(EAGAIN, ec.value());
45   EXPECT_EQ(std::generic_category(), ec.category());
46 
47   llvm::Error foo = Status("foo").ToError();
48   EXPECT_TRUE(bool(foo));
49   EXPECT_EQ("foo", llvm::toString(std::move(foo)));
50 }
51