Stephen Hines | 651f13c | 2014-04-23 16:59:28 -0700 | [diff] [blame^] | 1 | //===- unittest/Format/FormatTestJS.cpp - Formatting unit tests for JS ----===// |
| 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 | #define DEBUG_TYPE "format-test" |
| 11 | |
| 12 | #include "FormatTestUtils.h" |
| 13 | #include "clang/Format/Format.h" |
| 14 | #include "llvm/Support/Debug.h" |
| 15 | #include "gtest/gtest.h" |
| 16 | |
| 17 | namespace clang { |
| 18 | namespace format { |
| 19 | |
| 20 | class FormatTestJS : 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, const FormatStyle &Style) { |
| 35 | return format(Code, 0, Code.size(), Style); |
| 36 | } |
| 37 | |
| 38 | static FormatStyle getGoogleJSStyleWithColumns(unsigned ColumnLimit) { |
| 39 | FormatStyle Style = getGoogleStyle(FormatStyle::LK_JavaScript); |
| 40 | Style.ColumnLimit = ColumnLimit; |
| 41 | return Style; |
| 42 | } |
| 43 | |
| 44 | static void verifyFormat( |
| 45 | llvm::StringRef Code, |
| 46 | const FormatStyle &Style = getGoogleStyle(FormatStyle::LK_JavaScript)) { |
| 47 | EXPECT_EQ(Code.str(), format(test::messUp(Code), Style)); |
| 48 | } |
| 49 | }; |
| 50 | |
| 51 | TEST_F(FormatTestJS, UnderstandsJavaScriptOperators) { |
| 52 | verifyFormat("a == = b;"); |
| 53 | verifyFormat("a != = b;"); |
| 54 | |
| 55 | verifyFormat("a === b;"); |
| 56 | verifyFormat("aaaaaaa ===\n b;", getGoogleJSStyleWithColumns(10)); |
| 57 | verifyFormat("a !== b;"); |
| 58 | verifyFormat("aaaaaaa !==\n b;", getGoogleJSStyleWithColumns(10)); |
| 59 | verifyFormat("if (a + b + c +\n" |
| 60 | " d !==\n" |
| 61 | " e + f + g)\n" |
| 62 | " q();", |
| 63 | getGoogleJSStyleWithColumns(20)); |
| 64 | |
| 65 | verifyFormat("a >> >= b;"); |
| 66 | |
| 67 | verifyFormat("a >>> b;"); |
| 68 | verifyFormat("aaaaaaa >>>\n b;", getGoogleJSStyleWithColumns(10)); |
| 69 | verifyFormat("a >>>= b;"); |
| 70 | verifyFormat("aaaaaaa >>>=\n b;", getGoogleJSStyleWithColumns(10)); |
| 71 | verifyFormat("if (a + b + c +\n" |
| 72 | " d >>>\n" |
| 73 | " e + f + g)\n" |
| 74 | " q();", |
| 75 | getGoogleJSStyleWithColumns(20)); |
| 76 | verifyFormat("var x = aaaaaaaaaa ?\n" |
| 77 | " bbbbbb :\n" |
| 78 | " ccc;", |
| 79 | getGoogleJSStyleWithColumns(20)); |
| 80 | } |
| 81 | |
| 82 | TEST_F(FormatTestJS, SpacesInContainerLiterals) { |
| 83 | verifyFormat("var arr = [1, 2, 3];"); |
| 84 | verifyFormat("var obj = {a: 1, b: 2, c: 3};"); |
| 85 | |
| 86 | verifyFormat("var obj = {a: 1, b: 2, c: 3};", |
| 87 | getChromiumStyle(FormatStyle::LK_JavaScript)); |
| 88 | } |
| 89 | |
| 90 | TEST_F(FormatTestJS, SingleQuoteStrings) { |
| 91 | verifyFormat("this.function('', true);"); |
| 92 | } |
| 93 | |
| 94 | } // end namespace tooling |
| 95 | } // end namespace clang |