1 //===- unittest/Format/FormatTestProto.cpp --------------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 #include "FormatTestUtils.h" 11 #include "clang/Format/Format.h" 12 #include "llvm/Support/Debug.h" 13 #include "gtest/gtest.h" 14 15 #define DEBUG_TYPE "format-test" 16 17 namespace clang { 18 namespace format { 19 20 class FormatTestProto : public ::testing::Test { 21 protected: 22 static std::string format(llvm::StringRef Code, unsigned Offset, 23 unsigned Length, const FormatStyle &Style) { 24 DEBUG(llvm::errs() << "---\n"); 25 DEBUG(llvm::errs() << Code << "\n\n"); 26 std::vector<tooling::Range> Ranges(1, tooling::Range(Offset, Length)); 27 tooling::Replacements Replaces = reformat(Style, Code, Ranges); 28 std::string Result = applyAllReplacements(Code, Replaces); 29 EXPECT_NE("", Result); 30 DEBUG(llvm::errs() << "\n" << Result << "\n\n"); 31 return Result; 32 } 33 34 static std::string format(llvm::StringRef Code) { 35 FormatStyle Style = getGoogleStyle(FormatStyle::LK_Proto); 36 Style.ColumnLimit = 60; // To make writing tests easier. 37 return format(Code, 0, Code.size(), Style); 38 } 39 40 static void verifyFormat(llvm::StringRef Code) { 41 EXPECT_EQ(Code.str(), format(test::messUp(Code))); 42 } 43 }; 44 45 TEST_F(FormatTestProto, FormatsMessages) { 46 verifyFormat("message SomeMessage {\n" 47 " required int32 field1 = 1;\n" 48 "}"); 49 verifyFormat("message SomeMessage {\n" 50 " required .absolute.Reference field1 = 1;\n" 51 "}"); 52 verifyFormat("message SomeMessage {\n" 53 " required int32 field1 = 1;\n" 54 " optional string field2 = 2 [default = \"2\"]\n" 55 "}"); 56 57 verifyFormat("message SomeMessage {\n" 58 " optional really.really.long.qualified.type.aaa.aaaaaaa\n" 59 " fiiiiiiiiiiiiiiiiiiiiiiiiield = 1;\n" 60 " optional\n" 61 " really.really.long.qualified.type.aaa.aaaaaaa.aaaaaaaa\n" 62 " another_fiiiiiiiiiiiiiiiiiiiiield = 2;\n" 63 "}"); 64 } 65 66 TEST_F(FormatTestProto, FormatsEnums) { 67 verifyFormat("enum Type {\n" 68 " UNKNOWN = 0;\n" 69 " TYPE_A = 1;\n" 70 " TYPE_B = 2;\n" 71 "};"); 72 } 73 74 TEST_F(FormatTestProto, UnderstandsReturns) { 75 verifyFormat("rpc Search(SearchRequest) returns (SearchResponse);"); 76 } 77 78 TEST_F(FormatTestProto, MessageFieldAttributes) { 79 verifyFormat("optional string test = 1 [default = \"test\"];"); 80 verifyFormat("optional bool a = 1 [default = true, deprecated = true];"); 81 verifyFormat("optional LongMessageType long_proto_field = 1\n" 82 " [default = REALLY_REALLY_LONG_CONSTANT_VALUE,\n" 83 " deprecated = true];"); 84 verifyFormat("optional LongMessageType long_proto_field = 1\n" 85 " [default = REALLY_REALLY_LONG_CONSTANT_VALUE];"); 86 verifyFormat("repeated double value = 1\n" 87 " [(aaaaaaa.aaaaaaaaa) = {aaaaaaaaaaaaaaaaa: AAAAAAAA}];"); 88 verifyFormat("repeated double value = 1\n" 89 " [(aaaaaaa.aaaaaaaaa) = {aaaaaaaaaaaaaaaa: AAAAAAAAAA,\n" 90 " bbbbbbbbbbbbbbbb: BBBBBBBBBB}];"); 91 verifyFormat("repeated double value = 1\n" 92 " [(aaaaaaa.aaaaaaaaa) = {aaaaaaaaaaaaaaaa: AAAAAAAAAA\n" 93 " bbbbbbbbbbbbbbbb: BBBBBBBBBB}];"); 94 verifyFormat("repeated double value = 1\n" 95 " [(aaaaaaa.aaaaaaaaa) = {aaaaaaaaaaaaaaaa: AAAAAAAAAA,\n" 96 " bbbbbbb: BBBB,\n" 97 " bbbb: BBB}];"); 98 } 99 100 TEST_F(FormatTestProto, FormatsOptions) { 101 verifyFormat("option java_package = \"my.test.package\";"); 102 verifyFormat("option (my_custom_option) = \"abc\";"); 103 } 104 105 TEST_F(FormatTestProto, FormatsService) { 106 verifyFormat("service SearchService {\n" 107 " rpc Search(SearchRequest) returns (SearchResponse) {\n" 108 " option foo = true;\n" 109 " }\n" 110 "};"); 111 } 112 113 } // end namespace tooling 114 } // end namespace clang 115
