VariantValueTest.cpp revision 7a337af9e8bc752a2d3b227e4058ed2baf7a19d1
1f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek//===- unittest/ASTMatchers/Dynamic/VariantValueTest.cpp - VariantValue unit tests -===// 2f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek// 3f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek// The LLVM Compiler Infrastructure 4f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek// 5f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek// This file is distributed under the University of Illinois Open Source 6f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek// License. See LICENSE.TXT for details. 7f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek// 8f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek//===-----------------------------------------------------------------------------===// 9f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek 10f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek#include "../ASTMatchersTest.h" 11f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek#include "clang/ASTMatchers/Dynamic/VariantValue.h" 12f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek#include "gtest/gtest.h" 13f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek 14f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimeknamespace clang { 15f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimeknamespace ast_matchers { 16f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimeknamespace dynamic { 17f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimeknamespace { 18f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek 19f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimekusing ast_matchers::internal::DynTypedMatcher; 20f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimekusing ast_matchers::internal::Matcher; 21f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek 227a337af9e8bc752a2d3b227e4058ed2baf7a19d1Samuel BenzaquenTEST(VariantValueTest, Unsigned) { 237a337af9e8bc752a2d3b227e4058ed2baf7a19d1Samuel Benzaquen const unsigned kUnsigned = 17; 247a337af9e8bc752a2d3b227e4058ed2baf7a19d1Samuel Benzaquen VariantValue Value = kUnsigned; 257a337af9e8bc752a2d3b227e4058ed2baf7a19d1Samuel Benzaquen 267a337af9e8bc752a2d3b227e4058ed2baf7a19d1Samuel Benzaquen EXPECT_TRUE(Value.isUnsigned()); 277a337af9e8bc752a2d3b227e4058ed2baf7a19d1Samuel Benzaquen EXPECT_EQ(kUnsigned, Value.getUnsigned()); 287a337af9e8bc752a2d3b227e4058ed2baf7a19d1Samuel Benzaquen 297a337af9e8bc752a2d3b227e4058ed2baf7a19d1Samuel Benzaquen EXPECT_FALSE(Value.isString()); 307a337af9e8bc752a2d3b227e4058ed2baf7a19d1Samuel Benzaquen EXPECT_FALSE(Value.isMatcher()); 317a337af9e8bc752a2d3b227e4058ed2baf7a19d1Samuel Benzaquen EXPECT_FALSE(Value.isTypedMatcher<clang::Decl>()); 327a337af9e8bc752a2d3b227e4058ed2baf7a19d1Samuel Benzaquen EXPECT_FALSE(Value.isTypedMatcher<clang::UnaryOperator>()); 337a337af9e8bc752a2d3b227e4058ed2baf7a19d1Samuel Benzaquen} 347a337af9e8bc752a2d3b227e4058ed2baf7a19d1Samuel Benzaquen 35f7f295f321fd434e1e542844a71f538a56f2f8fbManuel KlimekTEST(VariantValueTest, String) { 36f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek const ::std::string kString = "string"; 37f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek VariantValue Value = kString; 38f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek 39f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek EXPECT_TRUE(Value.isString()); 40f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek EXPECT_EQ(kString, Value.getString()); 41f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek 427a337af9e8bc752a2d3b227e4058ed2baf7a19d1Samuel Benzaquen EXPECT_FALSE(Value.isUnsigned()); 43f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek EXPECT_FALSE(Value.isMatcher()); 44f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek EXPECT_FALSE(Value.isTypedMatcher<clang::Decl>()); 45f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek EXPECT_FALSE(Value.isTypedMatcher<clang::UnaryOperator>()); 46f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek} 47f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek 48f7f295f321fd434e1e542844a71f538a56f2f8fbManuel KlimekTEST(VariantValueTest, DynTypedMatcher) { 49f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek VariantValue Value = stmt(); 50f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek 517a337af9e8bc752a2d3b227e4058ed2baf7a19d1Samuel Benzaquen EXPECT_FALSE(Value.isUnsigned()); 52f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek EXPECT_FALSE(Value.isString()); 53f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek 54f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek EXPECT_TRUE(Value.isMatcher()); 55f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek EXPECT_TRUE(Value.isTypedMatcher<clang::Decl>()); 56f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek EXPECT_TRUE(Value.isTypedMatcher<clang::UnaryOperator>()); 57f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek 58f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek // Conversion to any type of matcher works. 59f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek // If they are not compatible it would just return a matcher that matches 60f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek // nothing. We test this below. 61f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek Value = recordDecl(); 62f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek EXPECT_TRUE(Value.isMatcher()); 63f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek EXPECT_TRUE(Value.isTypedMatcher<clang::Decl>()); 64f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek EXPECT_TRUE(Value.isTypedMatcher<clang::UnaryOperator>()); 65f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek 66f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek Value = unaryOperator(); 67f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek EXPECT_TRUE(Value.isMatcher()); 68f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek EXPECT_TRUE(Value.isTypedMatcher<clang::Decl>()); 69f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek EXPECT_TRUE(Value.isTypedMatcher<clang::Stmt>()); 70f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek EXPECT_TRUE(Value.isTypedMatcher<clang::UnaryOperator>()); 71f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek} 72f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek 73f7f295f321fd434e1e542844a71f538a56f2f8fbManuel KlimekTEST(VariantValueTest, Assignment) { 74f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek VariantValue Value = std::string("A"); 75f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek EXPECT_TRUE(Value.isString()); 76f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek EXPECT_EQ("A", Value.getString()); 777a337af9e8bc752a2d3b227e4058ed2baf7a19d1Samuel Benzaquen EXPECT_FALSE(Value.isUnsigned()); 78f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek EXPECT_FALSE(Value.isMatcher()); 79f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek 80f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek Value = recordDecl(); 817a337af9e8bc752a2d3b227e4058ed2baf7a19d1Samuel Benzaquen EXPECT_FALSE(Value.isUnsigned()); 82f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek EXPECT_FALSE(Value.isString()); 83f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek EXPECT_TRUE(Value.isMatcher()); 84f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek EXPECT_TRUE(Value.isTypedMatcher<clang::Decl>()); 85f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek EXPECT_TRUE(Value.isTypedMatcher<clang::UnaryOperator>()); 86f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek 877a337af9e8bc752a2d3b227e4058ed2baf7a19d1Samuel Benzaquen Value = 17; 887a337af9e8bc752a2d3b227e4058ed2baf7a19d1Samuel Benzaquen EXPECT_TRUE(Value.isUnsigned()); 897a337af9e8bc752a2d3b227e4058ed2baf7a19d1Samuel Benzaquen EXPECT_EQ(17U, Value.getUnsigned()); 907a337af9e8bc752a2d3b227e4058ed2baf7a19d1Samuel Benzaquen EXPECT_FALSE(Value.isMatcher()); 917a337af9e8bc752a2d3b227e4058ed2baf7a19d1Samuel Benzaquen EXPECT_FALSE(Value.isString()); 927a337af9e8bc752a2d3b227e4058ed2baf7a19d1Samuel Benzaquen 93f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek Value = VariantValue(); 947a337af9e8bc752a2d3b227e4058ed2baf7a19d1Samuel Benzaquen EXPECT_FALSE(Value.isUnsigned()); 95f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek EXPECT_FALSE(Value.isString()); 96f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek EXPECT_FALSE(Value.isMatcher()); 97f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek} 98f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek 99f7f295f321fd434e1e542844a71f538a56f2f8fbManuel KlimekTEST(GeneicValueTest, Matcher) { 100f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek EXPECT_TRUE(matchesDynamic( 101f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek "class X {};", VariantValue(recordDecl(hasName("X"))).getMatcher())); 102f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek EXPECT_TRUE(matchesDynamic( 103f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek "int x;", VariantValue(varDecl()).getTypedMatcher<clang::Decl>())); 104f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek EXPECT_TRUE(matchesDynamic("int foo() { return 1 + 1; }", 105f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek VariantValue(functionDecl()).getMatcher())); 106f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek // Going through the wrong Matcher<T> will fail to match, even if the 107f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek // underlying matcher is correct. 108f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek EXPECT_FALSE(matchesDynamic( 109f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek "int x;", VariantValue(varDecl()).getTypedMatcher<clang::Stmt>())); 110f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek 111f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek EXPECT_FALSE( 112f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek matchesDynamic("int x;", VariantValue(functionDecl()).getMatcher())); 113f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek EXPECT_FALSE(matchesDynamic( 114f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek "int foo() { return 1 + 1; }", 115f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek VariantValue(declRefExpr()).getTypedMatcher<clang::DeclRefExpr>())); 116f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek} 117f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek 118f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek} // end anonymous namespace 119f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek} // end namespace dynamic 120f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek} // end namespace ast_matchers 121f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek} // end namespace clang 122