1 //===-- SwapIfBranchesTests.cpp ---------------------------------*- C++ -*-===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #include "TweakTesting.h" 10 #include "gmock/gmock-matchers.h" 11 #include "gmock/gmock.h" 12 #include "gtest/gtest.h" 13 14 namespace clang { 15 namespace clangd { 16 namespace { 17 18 TWEAK_TEST(SwapIfBranches); 19 TEST_F(SwapIfBranchesTest,Test)20TEST_F(SwapIfBranchesTest, Test) { 21 Context = Function; 22 EXPECT_EQ(apply("^if (true) {return;} else {(void)0;}"), 23 "if (true) {(void)0;} else {return;}"); 24 EXPECT_EQ(apply("^if (/*error-ok*/) {return;} else {(void)0;}"), 25 "if (/*error-ok*/) {(void)0;} else {return;}") 26 << "broken condition"; 27 EXPECT_AVAILABLE("^i^f^^(^t^r^u^e^) { return; } ^e^l^s^e^ { return; }"); 28 EXPECT_UNAVAILABLE("if (true) {^return ^;^ } else { ^return^;^ }"); 29 // Available in subexpressions of the condition; 30 EXPECT_AVAILABLE("if(2 + [[2]] + 2) { return; } else {return;}"); 31 // But not as part of the branches. 32 EXPECT_UNAVAILABLE("if(2 + 2 + 2) { [[return]]; } else { return; }"); 33 // Range covers the "else" token, so available. 34 EXPECT_AVAILABLE("if(2 + 2 + 2) { return[[; } else {return;]]}"); 35 // Not available in compound statements in condition. 36 EXPECT_UNAVAILABLE("if([]{return [[true]];}()) { return; } else { return; }"); 37 // Not available if both sides aren't braced. 38 EXPECT_UNAVAILABLE("^if (1) return; else { return; }"); 39 // Only one if statement is supported! 40 EXPECT_UNAVAILABLE("[[if(1){}else{}if(2){}else{}]]"); 41 } 42 43 } // namespace 44 } // namespace clangd 45 } // namespace clang 46