| //===- unittest/Format/FormatTestProto.cpp --------------------------------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "FormatTestUtils.h" |
| #include "clang/Format/Format.h" |
| #include "llvm/Support/Debug.h" |
| #include "gtest/gtest.h" |
| |
| #define DEBUG_TYPE "format-test" |
| |
| namespace clang { |
| namespace format { |
| |
| class FormatTestTextProto : public ::testing::Test { |
| protected: |
| static std::string format(llvm::StringRef Code, unsigned Offset, |
| unsigned Length, const FormatStyle &Style) { |
| DEBUG(llvm::errs() << "---\n"); |
| DEBUG(llvm::errs() << Code << "\n\n"); |
| std::vector<tooling::Range> Ranges(1, tooling::Range(Offset, Length)); |
| tooling::Replacements Replaces = reformat(Style, Code, Ranges); |
| auto Result = applyAllReplacements(Code, Replaces); |
| EXPECT_TRUE(static_cast<bool>(Result)); |
| DEBUG(llvm::errs() << "\n" << *Result << "\n\n"); |
| return *Result; |
| } |
| |
| static std::string format(llvm::StringRef Code) { |
| FormatStyle Style = getGoogleStyle(FormatStyle::LK_TextProto); |
| Style.ColumnLimit = 60; // To make writing tests easier. |
| return format(Code, 0, Code.size(), Style); |
| } |
| |
| static void verifyFormat(llvm::StringRef Code) { |
| EXPECT_EQ(Code.str(), format(test::messUp(Code))); |
| } |
| }; |
| |
| TEST_F(FormatTestTextProto, KeepsTopLevelEntriesFittingALine) { |
| verifyFormat("field_a: OK field_b: OK field_c: OK field_d: OK field_e: OK"); |
| } |
| |
| TEST_F(FormatTestTextProto, SupportsMessageFields) { |
| verifyFormat("msg_field: {}"); |
| |
| verifyFormat("msg_field: {field_a: A}"); |
| |
| verifyFormat("msg_field: {field_a: \"OK\" field_b: 123}"); |
| |
| verifyFormat("msg_field: {\n" |
| " field_a: 1\n" |
| " field_b: OK\n" |
| " field_c: \"OK\"\n" |
| " field_d: 123\n" |
| " field_e: 23\n" |
| "}"); |
| |
| verifyFormat("msg_field {}"); |
| |
| verifyFormat("msg_field {field_a: A}"); |
| |
| verifyFormat("msg_field {field_a: \"OK\" field_b: 123}"); |
| |
| verifyFormat("msg_field {\n" |
| " field_a: 1\n" |
| " field_b: OK\n" |
| " field_c: \"OK\"\n" |
| " field_d: 123\n" |
| " field_e: 23.0\n" |
| " field_f: false\n" |
| " field_g: 'lala'\n" |
| " field_h: 1234.567e-89\n" |
| "}"); |
| |
| verifyFormat("msg_field: {msg_field {field_a: 1}}"); |
| |
| verifyFormat("id: \"ala.bala\"\n" |
| "item {type: ITEM_A rank: 1 score: 90.0}\n" |
| "item {type: ITEM_B rank: 2 score: 70.5}\n" |
| "item {\n" |
| " type: ITEM_A\n" |
| " rank: 3\n" |
| " score: 20.0\n" |
| " description: \"the third item has a description\"\n" |
| "}"); |
| } |
| |
| TEST_F(FormatTestTextProto, AvoidsTopLevelBinPacking) { |
| verifyFormat("field_a: OK\n" |
| "field_b: OK\n" |
| "field_c: OK\n" |
| "field_d: OK\n" |
| "field_e: OK\n" |
| "field_f: OK"); |
| |
| verifyFormat("field_a: OK\n" |
| "field_b: \"OK\"\n" |
| "field_c: \"OK\"\n" |
| "msg_field: {field_d: 123}\n" |
| "field_e: OK\n" |
| "field_f: OK"); |
| |
| verifyFormat("field_a: OK\n" |
| "field_b: \"OK\"\n" |
| "field_c: \"OK\"\n" |
| "msg_field: {field_d: 123 field_e: OK}"); |
| |
| verifyFormat("a: {\n" |
| " field_a: OK\n" |
| " field_b {field_c: OK}\n" |
| " field_d: OKOKOK\n" |
| " field_e: OK\n" |
| "}"); |
| |
| verifyFormat("field_a: OK,\n" |
| "field_b {field_c: OK},\n" |
| "field_d: OKOKOK,\n" |
| "field_e: OK"); |
| } |
| |
| TEST_F(FormatTestTextProto, AddsNewlinesAfterTrailingComments) { |
| verifyFormat("field_a: OK // Comment\n" |
| "field_b: 1"); |
| |
| verifyFormat("field_a: OK\n" |
| "msg_field: {\n" |
| " field_b: OK // Comment\n" |
| "}"); |
| |
| verifyFormat("field_a: OK\n" |
| "msg_field {\n" |
| " field_b: OK // Comment\n" |
| "}"); |
| } |
| |
| TEST_F(FormatTestTextProto, SupportsAngleBracketMessageFields) { |
| // Single-line tests |
| verifyFormat("msg_field <>"); |
| verifyFormat("msg_field: <>"); |
| verifyFormat("msg_field <field_a: OK>"); |
| verifyFormat("msg_field: <field_a: 123>"); |
| verifyFormat("msg_field <field_a <>>"); |
| verifyFormat("msg_field <field_a <field_b <>>>"); |
| verifyFormat("msg_field: <field_a <field_b: <>>>"); |
| verifyFormat("msg_field <field_a: OK, field_b: \"OK\">"); |
| verifyFormat("msg_field <field_a: OK field_b: <>, field_c: OK>"); |
| verifyFormat("msg_field <field_a {field_b: 1}, field_c: <field_d: 2>>"); |
| verifyFormat("msg_field: <field_a: OK, field_b: \"OK\">"); |
| verifyFormat("msg_field: <field_a: OK field_b: <>, field_c: OK>"); |
| verifyFormat("msg_field: <field_a {field_b: 1}, field_c: <field_d: 2>>"); |
| verifyFormat("field_a: \"OK\", msg_field: <field_b: 123>, field_c: {}"); |
| verifyFormat("field_a <field_b: 1>, msg_field: <field_b: 123>, field_c <>"); |
| verifyFormat("field_a <field_b: 1> msg_field: <field_b: 123> field_c <>"); |
| verifyFormat("field <field <field: <>>, field <>> field: <field: 1>"); |
| |
| // Multiple lines tests |
| verifyFormat("msg_field <\n" |
| " field_a: OK\n" |
| " field_b: \"OK\"\n" |
| " field_c: 1\n" |
| " field_d: 12.5\n" |
| " field_e: OK\n" |
| ">"); |
| |
| verifyFormat("msg_field: <>\n" |
| "field_c: \"OK\",\n" |
| "msg_field: <field_d: 123>\n" |
| "field_e: OK\n" |
| "msg_field: <field_d: 12>"); |
| |
| verifyFormat("field_a: OK,\n" |
| "field_b <field_c: OK>,\n" |
| "field_d: <12.5>,\n" |
| "field_e: OK"); |
| |
| verifyFormat("field_a: OK\n" |
| "field_b <field_c: OK>\n" |
| "field_d: <12.5>\n" |
| "field_e: OKOKOK"); |
| |
| verifyFormat("msg_field <\n" |
| " field_a: OK,\n" |
| " field_b <field_c: OK>,\n" |
| " field_d: <12.5>,\n" |
| " field_e: OK\n" |
| ">"); |
| |
| verifyFormat("msg_field <\n" |
| " field_a: <field: OK>,\n" |
| " field_b <field_c: OK>,\n" |
| " field_d: <12.5>,\n" |
| " field_e: OK,\n" |
| ">"); |
| |
| verifyFormat("msg_field: <\n" |
| " field_a: \"OK\"\n" |
| " msg_field: {field_b: OK}\n" |
| " field_g: OK\n" |
| " field_g: OK\n" |
| " field_g: OK\n" |
| ">"); |
| |
| verifyFormat("field_a {\n" |
| " field_d: ok\n" |
| " field_b: <field_c: 1>\n" |
| " field_d: ok\n" |
| " field_d: ok\n" |
| "}"); |
| |
| verifyFormat("field_a: {\n" |
| " field_d: ok\n" |
| " field_b: <field_c: 1>\n" |
| " field_d: ok\n" |
| " field_d: ok\n" |
| "}"); |
| |
| verifyFormat("field_a: <f1: 1, f2: <>>\n" |
| "field_b <\n" |
| " field_b1: <>\n" |
| " field_b2: ok,\n" |
| " field_b3: <\n" |
| " field_x {} // Comment\n" |
| " field_y: {field_z: 1}\n" |
| " field_w: ok\n" |
| " >\n" |
| " field {\n" |
| " field_x <> // Comment\n" |
| " field_y: <field_z: 1>\n" |
| " field_w: ok\n" |
| " msg_field: <\n" |
| " field: <>\n" |
| " field: <field: 1>\n" |
| " field: <field: 2>\n" |
| " field: <field: 3>\n" |
| " field: <field: 4>\n" |
| " field: ok\n" |
| " >\n" |
| " }\n" |
| ">\n" |
| "field: OK,\n" |
| "field_c <field <field <>>>"); |
| } |
| } // end namespace tooling |
| } // end namespace clang |
