VariantValueTest.cpp revision ef7eb024397a6a9d1455b31bc7b10288a817ac3b
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()); 30ef7eb024397a6a9d1455b31bc7b10288a817ac3bSamuel Benzaquen EXPECT_FALSE(Value.isMatchers()); 31ef7eb024397a6a9d1455b31bc7b10288a817ac3bSamuel Benzaquen EXPECT_FALSE(Value.hasTypedMatcher<Decl>()); 32ef7eb024397a6a9d1455b31bc7b10288a817ac3bSamuel Benzaquen EXPECT_FALSE(Value.hasTypedMatcher<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()); 4176c2f92c4b4ab7e02857661a05e53ba4b501d87aSamuel Benzaquen EXPECT_EQ("String", Value.getTypeAsString()); 42f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek 437a337af9e8bc752a2d3b227e4058ed2baf7a19d1Samuel Benzaquen EXPECT_FALSE(Value.isUnsigned()); 44ef7eb024397a6a9d1455b31bc7b10288a817ac3bSamuel Benzaquen EXPECT_FALSE(Value.isMatchers()); 45f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek} 46f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek 47f7f295f321fd434e1e542844a71f538a56f2f8fbManuel KlimekTEST(VariantValueTest, DynTypedMatcher) { 48f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek VariantValue Value = stmt(); 49f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek 507a337af9e8bc752a2d3b227e4058ed2baf7a19d1Samuel Benzaquen EXPECT_FALSE(Value.isUnsigned()); 51f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek EXPECT_FALSE(Value.isString()); 52f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek 53ef7eb024397a6a9d1455b31bc7b10288a817ac3bSamuel Benzaquen EXPECT_TRUE(Value.isMatchers()); 54ef7eb024397a6a9d1455b31bc7b10288a817ac3bSamuel Benzaquen EXPECT_FALSE(Value.hasTypedMatcher<Decl>()); 55ef7eb024397a6a9d1455b31bc7b10288a817ac3bSamuel Benzaquen EXPECT_TRUE(Value.hasTypedMatcher<UnaryOperator>()); 5676c2f92c4b4ab7e02857661a05e53ba4b501d87aSamuel Benzaquen EXPECT_EQ("Matcher<Stmt>", Value.getTypeAsString()); 57f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek 5876c2f92c4b4ab7e02857661a05e53ba4b501d87aSamuel Benzaquen // Can only convert to compatible matchers. 59f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek Value = recordDecl(); 60ef7eb024397a6a9d1455b31bc7b10288a817ac3bSamuel Benzaquen EXPECT_TRUE(Value.isMatchers()); 61ef7eb024397a6a9d1455b31bc7b10288a817ac3bSamuel Benzaquen EXPECT_TRUE(Value.hasTypedMatcher<Decl>()); 62ef7eb024397a6a9d1455b31bc7b10288a817ac3bSamuel Benzaquen EXPECT_FALSE(Value.hasTypedMatcher<UnaryOperator>()); 6376c2f92c4b4ab7e02857661a05e53ba4b501d87aSamuel Benzaquen EXPECT_EQ("Matcher<Decl>", Value.getTypeAsString()); 64f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek 6576c2f92c4b4ab7e02857661a05e53ba4b501d87aSamuel Benzaquen Value = ignoringImpCasts(expr()); 66ef7eb024397a6a9d1455b31bc7b10288a817ac3bSamuel Benzaquen EXPECT_TRUE(Value.isMatchers()); 67ef7eb024397a6a9d1455b31bc7b10288a817ac3bSamuel Benzaquen EXPECT_FALSE(Value.hasTypedMatcher<Decl>()); 68ef7eb024397a6a9d1455b31bc7b10288a817ac3bSamuel Benzaquen EXPECT_FALSE(Value.hasTypedMatcher<Stmt>()); 69ef7eb024397a6a9d1455b31bc7b10288a817ac3bSamuel Benzaquen EXPECT_TRUE(Value.hasTypedMatcher<Expr>()); 70ef7eb024397a6a9d1455b31bc7b10288a817ac3bSamuel Benzaquen EXPECT_TRUE(Value.hasTypedMatcher<IntegerLiteral>()); 71ef7eb024397a6a9d1455b31bc7b10288a817ac3bSamuel Benzaquen EXPECT_FALSE(Value.hasTypedMatcher<GotoStmt>()); 7276c2f92c4b4ab7e02857661a05e53ba4b501d87aSamuel Benzaquen EXPECT_EQ("Matcher<Expr>", Value.getTypeAsString()); 73f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek} 74f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek 75f7f295f321fd434e1e542844a71f538a56f2f8fbManuel KlimekTEST(VariantValueTest, Assignment) { 76f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek VariantValue Value = std::string("A"); 77f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek EXPECT_TRUE(Value.isString()); 78f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek EXPECT_EQ("A", Value.getString()); 797a337af9e8bc752a2d3b227e4058ed2baf7a19d1Samuel Benzaquen EXPECT_FALSE(Value.isUnsigned()); 80ef7eb024397a6a9d1455b31bc7b10288a817ac3bSamuel Benzaquen EXPECT_FALSE(Value.isMatchers()); 8176c2f92c4b4ab7e02857661a05e53ba4b501d87aSamuel Benzaquen EXPECT_EQ("String", Value.getTypeAsString()); 82f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek 83f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek Value = recordDecl(); 847a337af9e8bc752a2d3b227e4058ed2baf7a19d1Samuel Benzaquen EXPECT_FALSE(Value.isUnsigned()); 85f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek EXPECT_FALSE(Value.isString()); 86ef7eb024397a6a9d1455b31bc7b10288a817ac3bSamuel Benzaquen EXPECT_TRUE(Value.isMatchers()); 87ef7eb024397a6a9d1455b31bc7b10288a817ac3bSamuel Benzaquen EXPECT_TRUE(Value.hasTypedMatcher<Decl>()); 88ef7eb024397a6a9d1455b31bc7b10288a817ac3bSamuel Benzaquen EXPECT_FALSE(Value.hasTypedMatcher<UnaryOperator>()); 8976c2f92c4b4ab7e02857661a05e53ba4b501d87aSamuel Benzaquen EXPECT_EQ("Matcher<Decl>", Value.getTypeAsString()); 90f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek 917a337af9e8bc752a2d3b227e4058ed2baf7a19d1Samuel Benzaquen Value = 17; 927a337af9e8bc752a2d3b227e4058ed2baf7a19d1Samuel Benzaquen EXPECT_TRUE(Value.isUnsigned()); 937a337af9e8bc752a2d3b227e4058ed2baf7a19d1Samuel Benzaquen EXPECT_EQ(17U, Value.getUnsigned()); 94ef7eb024397a6a9d1455b31bc7b10288a817ac3bSamuel Benzaquen EXPECT_FALSE(Value.isMatchers()); 957a337af9e8bc752a2d3b227e4058ed2baf7a19d1Samuel Benzaquen EXPECT_FALSE(Value.isString()); 967a337af9e8bc752a2d3b227e4058ed2baf7a19d1Samuel Benzaquen 97f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek Value = VariantValue(); 987a337af9e8bc752a2d3b227e4058ed2baf7a19d1Samuel Benzaquen EXPECT_FALSE(Value.isUnsigned()); 99f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek EXPECT_FALSE(Value.isString()); 100ef7eb024397a6a9d1455b31bc7b10288a817ac3bSamuel Benzaquen EXPECT_FALSE(Value.isMatchers()); 10176c2f92c4b4ab7e02857661a05e53ba4b501d87aSamuel Benzaquen EXPECT_EQ("Nothing", Value.getTypeAsString()); 102f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek} 103f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek 104ef7eb024397a6a9d1455b31bc7b10288a817ac3bSamuel BenzaquenTEST(VariantValueTest, Matcher) { 10576c2f92c4b4ab7e02857661a05e53ba4b501d87aSamuel Benzaquen EXPECT_TRUE(matches("class X {};", VariantValue(recordDecl(hasName("X"))) 10676c2f92c4b4ab7e02857661a05e53ba4b501d87aSamuel Benzaquen .getTypedMatcher<Decl>())); 10776c2f92c4b4ab7e02857661a05e53ba4b501d87aSamuel Benzaquen EXPECT_TRUE( 10876c2f92c4b4ab7e02857661a05e53ba4b501d87aSamuel Benzaquen matches("int x;", VariantValue(varDecl()).getTypedMatcher<Decl>())); 10976c2f92c4b4ab7e02857661a05e53ba4b501d87aSamuel Benzaquen EXPECT_TRUE(matches("int foo() { return 1 + 1; }", 11076c2f92c4b4ab7e02857661a05e53ba4b501d87aSamuel Benzaquen VariantValue(functionDecl()).getTypedMatcher<Decl>())); 11176c2f92c4b4ab7e02857661a05e53ba4b501d87aSamuel Benzaquen // Can't get the wrong matcher. 11276c2f92c4b4ab7e02857661a05e53ba4b501d87aSamuel Benzaquen EXPECT_FALSE(VariantValue(varDecl()).hasTypedMatcher<Stmt>()); 1138711da1b6ba7d2bb94fa579f7d58b4d3e45825acReid Kleckner#if !defined(NDEBUG) && GTEST_HAS_DEATH_TEST && !defined(_MSC_VER) 1148711da1b6ba7d2bb94fa579f7d58b4d3e45825acReid Kleckner // Trying to get the wrong matcher fails an assertion in Matcher<T>. We don't 1158711da1b6ba7d2bb94fa579f7d58b4d3e45825acReid Kleckner // do this test when building with MSVC because its debug C runtime prints the 1168711da1b6ba7d2bb94fa579f7d58b4d3e45825acReid Kleckner // assertion failure message as a wide string, which gtest doesn't understand. 11776c2f92c4b4ab7e02857661a05e53ba4b501d87aSamuel Benzaquen EXPECT_DEATH(VariantValue(varDecl()).getTypedMatcher<Stmt>(), 118ef7eb024397a6a9d1455b31bc7b10288a817ac3bSamuel Benzaquen "hasTypedMatcher"); 11976c2f92c4b4ab7e02857661a05e53ba4b501d87aSamuel Benzaquen#endif 120f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek 121f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek EXPECT_FALSE( 12276c2f92c4b4ab7e02857661a05e53ba4b501d87aSamuel Benzaquen matches("int x;", VariantValue(functionDecl()).getTypedMatcher<Decl>())); 123ef7eb024397a6a9d1455b31bc7b10288a817ac3bSamuel Benzaquen EXPECT_FALSE( 124ef7eb024397a6a9d1455b31bc7b10288a817ac3bSamuel Benzaquen matches("int foo() { return 1 + 1; }", 125ef7eb024397a6a9d1455b31bc7b10288a817ac3bSamuel Benzaquen 126ef7eb024397a6a9d1455b31bc7b10288a817ac3bSamuel Benzaquen VariantValue(declRefExpr()).getTypedMatcher<Stmt>())); 127f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek} 128f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek 129f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek} // end anonymous namespace 130f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek} // end namespace dynamic 131f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek} // end namespace ast_matchers 132f7f295f321fd434e1e542844a71f538a56f2f8fbManuel Klimek} // end namespace clang 133