forked from OSchip/llvm-project
114 lines
3.9 KiB
C++
114 lines
3.9 KiB
C++
//===- EnumsGenTest.cpp - TableGen EnumsGen Tests -------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "mlir/Support/LLVM.h"
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#include "llvm/ADT/DenseMap.h"
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#include "llvm/ADT/StringExtras.h"
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#include "llvm/ADT/StringSwitch.h"
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#include "gmock/gmock.h"
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#include <type_traits>
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// Pull in generated enum utility declarations
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#include "EnumsGenTest.h.inc"
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// And definitions
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#include "EnumsGenTest.cpp.inc"
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// Test namespaces and enum class/utility names
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using Outer::Inner::ConvertToEnum;
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using Outer::Inner::ConvertToString;
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using Outer::Inner::StrEnum;
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TEST(EnumsGenTest, GeneratedStrEnumDefinition) {
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EXPECT_EQ(0u, static_cast<uint64_t>(StrEnum::CaseA));
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EXPECT_EQ(10u, static_cast<uint64_t>(StrEnum::CaseB));
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}
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TEST(EnumsGenTest, GeneratedI32EnumDefinition) {
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EXPECT_EQ(5u, static_cast<uint64_t>(I32Enum::Case5));
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EXPECT_EQ(10u, static_cast<uint64_t>(I32Enum::Case10));
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}
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TEST(EnumsGenTest, GeneratedDenseMapInfo) {
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llvm::DenseMap<StrEnum, std::string> myMap;
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myMap[StrEnum::CaseA] = "zero";
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myMap[StrEnum::CaseB] = "one";
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EXPECT_EQ(myMap[StrEnum::CaseA], "zero");
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EXPECT_EQ(myMap[StrEnum::CaseB], "one");
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}
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TEST(EnumsGenTest, GeneratedSymbolToStringFn) {
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EXPECT_EQ(ConvertToString(StrEnum::CaseA), "CaseA");
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EXPECT_EQ(ConvertToString(StrEnum::CaseB), "CaseB");
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}
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TEST(EnumsGenTest, GeneratedStringToSymbolFn) {
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EXPECT_EQ(llvm::Optional<StrEnum>(StrEnum::CaseA), ConvertToEnum("CaseA"));
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EXPECT_EQ(llvm::Optional<StrEnum>(StrEnum::CaseB), ConvertToEnum("CaseB"));
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EXPECT_EQ(llvm::None, ConvertToEnum("X"));
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}
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TEST(EnumsGenTest, GeneratedUnderlyingType) {
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bool v = std::is_same<uint32_t, std::underlying_type<I32Enum>::type>::value;
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EXPECT_TRUE(v);
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}
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TEST(EnumsGenTest, GeneratedBitEnumDefinition) {
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EXPECT_EQ(0u, static_cast<uint32_t>(BitEnumWithNone::None));
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EXPECT_EQ(1u, static_cast<uint32_t>(BitEnumWithNone::Bit1));
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EXPECT_EQ(4u, static_cast<uint32_t>(BitEnumWithNone::Bit3));
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}
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TEST(EnumsGenTest, GeneratedSymbolToStringFnForBitEnum) {
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EXPECT_EQ(stringifyBitEnumWithNone(BitEnumWithNone::None), "None");
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EXPECT_EQ(stringifyBitEnumWithNone(BitEnumWithNone::Bit1), "Bit1");
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EXPECT_EQ(stringifyBitEnumWithNone(BitEnumWithNone::Bit3), "Bit3");
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EXPECT_EQ(
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stringifyBitEnumWithNone(BitEnumWithNone::Bit1 | BitEnumWithNone::Bit3),
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"Bit1|Bit3");
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}
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TEST(EnumsGenTest, GeneratedStringToSymbolForBitEnum) {
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EXPECT_EQ(symbolizeBitEnumWithNone("None"), BitEnumWithNone::None);
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EXPECT_EQ(symbolizeBitEnumWithNone("Bit1"), BitEnumWithNone::Bit1);
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EXPECT_EQ(symbolizeBitEnumWithNone("Bit3"), BitEnumWithNone::Bit3);
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EXPECT_EQ(symbolizeBitEnumWithNone("Bit3|Bit1"),
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BitEnumWithNone::Bit3 | BitEnumWithNone::Bit1);
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EXPECT_EQ(symbolizeBitEnumWithNone("Bit2"), llvm::None);
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EXPECT_EQ(symbolizeBitEnumWithNone("Bit3|Bit4"), llvm::None);
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EXPECT_EQ(symbolizeBitEnumWithoutNone("None"), llvm::None);
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}
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TEST(EnumsGenTest, GeneratedOperator) {
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EXPECT_TRUE(bitEnumContains(BitEnumWithNone::Bit1 | BitEnumWithNone::Bit3,
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BitEnumWithNone::Bit1));
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EXPECT_FALSE(bitEnumContains(BitEnumWithNone::Bit1 & BitEnumWithNone::Bit3,
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BitEnumWithNone::Bit1));
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}
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TEST(EnumsGenTest, GeneratedSymbolToCustomStringFn) {
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EXPECT_EQ(stringifyPrettyIntEnum(PrettyIntEnum::Case1), "case_one");
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EXPECT_EQ(stringifyPrettyIntEnum(PrettyIntEnum::Case2), "case_two");
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}
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TEST(EnumsGenTest, GeneratedCustomStringToSymbolFn) {
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auto one = symbolizePrettyIntEnum("case_one");
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EXPECT_TRUE(one);
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EXPECT_EQ(*one, PrettyIntEnum::Case1);
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auto two = symbolizePrettyIntEnum("case_two");
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EXPECT_TRUE(two);
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EXPECT_EQ(*two, PrettyIntEnum::Case2);
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auto none = symbolizePrettyIntEnum("Case1");
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EXPECT_FALSE(none);
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}
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