| 1 | //===-- LoggerTests.cpp ---------------------------------------------------===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | #include "support/Logger.h" |
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| 9 | #include "llvm/Support/Errc.h" |
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| 10 | #include "llvm/Support/Error.h" |
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| 11 | #include "gmock/gmock.h" |
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| 12 | #include "gtest/gtest.h" |
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| 13 | #include <optional> |
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| 14 | |
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| 15 | namespace clang { |
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| 16 | namespace clangd { |
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| 17 | namespace { |
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| 18 | |
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| 19 | TEST(ErrorTest, Overloads) { |
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| 20 | EXPECT_EQ("foo" , llvm::toString(error("foo" ))); |
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| 21 | // Inconvertible to error code when none is specified. |
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| 22 | // Don't actually try to convert, it'll crash. |
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| 23 | handleAllErrors(E: error(Fmt: "foo" ), Handlers: [&](const llvm::ErrorInfoBase &EI) { |
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| 24 | EXPECT_EQ(llvm::inconvertibleErrorCode(), EI.convertToErrorCode()); |
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| 25 | }); |
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| 26 | |
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| 27 | EXPECT_EQ("foo 42" , llvm::toString(error("foo {0}" , 42))); |
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| 28 | handleAllErrors(E: error(Fmt: "foo {0}" , Vals: 42), Handlers: [&](const llvm::ErrorInfoBase &EI) { |
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| 29 | EXPECT_EQ(llvm::inconvertibleErrorCode(), EI.convertToErrorCode()); |
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| 30 | }); |
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| 31 | |
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| 32 | EXPECT_EQ("foo" , llvm::toString(error(llvm::errc::invalid_argument, "foo" ))); |
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| 33 | EXPECT_EQ(llvm::errc::invalid_argument, |
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| 34 | llvm::errorToErrorCode(error(llvm::errc::invalid_argument, "foo" ))); |
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| 35 | |
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| 36 | EXPECT_EQ("foo 42" , |
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| 37 | llvm::toString(error(llvm::errc::invalid_argument, "foo {0}" , 42))); |
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| 38 | EXPECT_EQ(llvm::errc::invalid_argument, |
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| 39 | llvm::errorToErrorCode( |
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| 40 | error(llvm::errc::invalid_argument, "foo {0}" , 42))); |
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| 41 | } |
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| 42 | |
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| 43 | TEST(ErrorTest, Lifetimes) { |
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| 44 | std::optional<llvm::Error> Err; |
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| 45 | { |
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| 46 | // Check the error contains the value when error() was called. |
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| 47 | std::string S = "hello, world" ; |
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| 48 | Err = error(Fmt: "S={0}" , Vals: llvm::StringRef(S)); |
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| 49 | S = "garbage" ; |
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| 50 | } |
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| 51 | EXPECT_EQ("S=hello, world" , llvm::toString(std::move(*Err))); |
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| 52 | } |
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| 53 | |
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| 54 | TEST(ErrorTest, ConsumeError) { |
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| 55 | llvm::Error Foo = error(Fmt: "foo" ); |
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| 56 | llvm::Error Bar = error(Fmt: "bar: {0}" , Vals: std::move(Foo)); |
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| 57 | EXPECT_EQ("bar: foo" , llvm::toString(std::move(Bar))); |
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| 58 | // No assert for unchecked Foo. |
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| 59 | } |
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| 60 | |
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| 61 | } // namespace |
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| 62 | } // namespace clangd |
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| 63 | } // namespace clang |
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| 64 | |
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