1 //===- unittest/Format/FormatTestObjC.cpp - Formatting unit tests----------===// 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 "clang/Format/Format.h" 11 12 #include "../Tooling/ReplacementTest.h" 13 #include "FormatTestUtils.h" 14 15 #include "clang/Frontend/TextDiagnosticPrinter.h" 16 #include "llvm/Support/Debug.h" 17 #include "llvm/Support/MemoryBuffer.h" 18 #include "gtest/gtest.h" 19 20 #define DEBUG_TYPE "format-test" 21 22 using clang::tooling::ReplacementTest; 23 24 namespace clang { 25 namespace format { 26 namespace { 27 28 class FormatTestObjC : public ::testing::Test { 29 protected: 30 FormatTestObjC() { 31 Style = getLLVMStyle(); 32 Style.Language = FormatStyle::LK_ObjC; 33 } 34 35 enum StatusCheck { 36 SC_ExpectComplete, 37 SC_ExpectIncomplete, 38 SC_DoNotCheck 39 }; 40 41 std::string format(llvm::StringRef Code, 42 StatusCheck CheckComplete = SC_ExpectComplete) { 43 DEBUG(llvm::errs() << "---\n"); 44 DEBUG(llvm::errs() << Code << "\n\n"); 45 std::vector<tooling::Range> Ranges(1, tooling::Range(0, Code.size())); 46 FormattingAttemptStatus Status; 47 tooling::Replacements Replaces = 48 reformat(Style, Code, Ranges, "<stdin>", &Status); 49 if (CheckComplete != SC_DoNotCheck) { 50 bool ExpectedCompleteFormat = CheckComplete == SC_ExpectComplete; 51 EXPECT_EQ(ExpectedCompleteFormat, Status.FormatComplete) 52 << Code << "\n\n"; 53 } 54 auto Result = applyAllReplacements(Code, Replaces); 55 EXPECT_TRUE(static_cast<bool>(Result)); 56 DEBUG(llvm::errs() << "\n" << *Result << "\n\n"); 57 return *Result; 58 } 59 60 void verifyFormat(StringRef Code) { 61 EXPECT_EQ(Code.str(), format(Code)) << "Expected code is not stable"; 62 EXPECT_EQ(Code.str(), format(test::messUp(Code))); 63 } 64 65 void verifyIncompleteFormat(StringRef Code) { 66 EXPECT_EQ(Code.str(), format(test::messUp(Code), SC_ExpectIncomplete)); 67 } 68 69 FormatStyle Style; 70 }; 71 72 TEST(FormatTestObjCStyle, DetectsObjCInHeaders) { 73 auto Style = getStyle("LLVM", "a.h", "none", "@interface\n" 74 "- (id)init;"); 75 ASSERT_TRUE((bool)Style); 76 EXPECT_EQ(FormatStyle::LK_ObjC, Style->Language); 77 78 Style = getStyle("LLVM", "a.h", "none", "@interface\n" 79 "+ (id)init;"); 80 ASSERT_TRUE((bool)Style); 81 EXPECT_EQ(FormatStyle::LK_ObjC, Style->Language); 82 83 Style = getStyle("LLVM", "a.h", "none", "@interface\n" 84 "@end\n" 85 "//comment"); 86 ASSERT_TRUE((bool)Style); 87 EXPECT_EQ(FormatStyle::LK_ObjC, Style->Language); 88 89 Style = getStyle("LLVM", "a.h", "none", "@interface\n" 90 "@end //comment"); 91 ASSERT_TRUE((bool)Style); 92 EXPECT_EQ(FormatStyle::LK_ObjC, Style->Language); 93 94 // No recognizable ObjC. 95 Style = getStyle("LLVM", "a.h", "none", "void f() {}"); 96 ASSERT_TRUE((bool)Style); 97 EXPECT_EQ(FormatStyle::LK_Cpp, Style->Language); 98 99 Style = getStyle("{}", "a.h", "none", "@interface Foo\n@end\n"); 100 ASSERT_TRUE((bool)Style); 101 EXPECT_EQ(FormatStyle::LK_ObjC, Style->Language); 102 103 Style = getStyle("{}", "a.h", "none", 104 "const int interface = 1;\nconst int end = 2;\n"); 105 ASSERT_TRUE((bool)Style); 106 EXPECT_EQ(FormatStyle::LK_Cpp, Style->Language); 107 108 Style = getStyle("{}", "a.h", "none", "@protocol Foo\n@end\n"); 109 ASSERT_TRUE((bool)Style); 110 EXPECT_EQ(FormatStyle::LK_ObjC, Style->Language); 111 112 Style = getStyle("{}", "a.h", "none", 113 "const int protocol = 1;\nconst int end = 2;\n"); 114 ASSERT_TRUE((bool)Style); 115 EXPECT_EQ(FormatStyle::LK_Cpp, Style->Language); 116 117 Style = 118 getStyle("{}", "a.h", "none", "typedef NS_ENUM(NSInteger, Foo) {};\n"); 119 ASSERT_TRUE((bool)Style); 120 EXPECT_EQ(FormatStyle::LK_ObjC, Style->Language); 121 122 Style = getStyle("{}", "a.h", "none", "enum Foo {};"); 123 ASSERT_TRUE((bool)Style); 124 EXPECT_EQ(FormatStyle::LK_Cpp, Style->Language); 125 126 Style = 127 getStyle("{}", "a.h", "none", "inline void Foo() { Log(@\"Foo\"); }\n"); 128 ASSERT_TRUE((bool)Style); 129 EXPECT_EQ(FormatStyle::LK_ObjC, Style->Language); 130 131 Style = 132 getStyle("{}", "a.h", "none", "inline void Foo() { Log(\"Foo\"); }\n"); 133 ASSERT_TRUE((bool)Style); 134 EXPECT_EQ(FormatStyle::LK_Cpp, Style->Language); 135 136 Style = 137 getStyle("{}", "a.h", "none", "inline void Foo() { id = @[1, 2, 3]; }\n"); 138 ASSERT_TRUE((bool)Style); 139 EXPECT_EQ(FormatStyle::LK_ObjC, Style->Language); 140 141 Style = getStyle("{}", "a.h", "none", 142 "inline void Foo() { id foo = @{1: 2, 3: 4, 5: 6}; }\n"); 143 ASSERT_TRUE((bool)Style); 144 EXPECT_EQ(FormatStyle::LK_ObjC, Style->Language); 145 146 Style = getStyle("{}", "a.h", "none", 147 "inline void Foo() { int foo[] = {1, 2, 3}; }\n"); 148 ASSERT_TRUE((bool)Style); 149 EXPECT_EQ(FormatStyle::LK_Cpp, Style->Language); 150 151 // ObjC characteristic types. 152 Style = getStyle("{}", "a.h", "none", "extern NSString *kFoo;\n"); 153 ASSERT_TRUE((bool)Style); 154 EXPECT_EQ(FormatStyle::LK_ObjC, Style->Language); 155 156 Style = getStyle("{}", "a.h", "none", "extern NSInteger Foo();\n"); 157 ASSERT_TRUE((bool)Style); 158 EXPECT_EQ(FormatStyle::LK_ObjC, Style->Language); 159 160 Style = getStyle("{}", "a.h", "none", "NSObject *Foo();\n"); 161 ASSERT_TRUE((bool)Style); 162 EXPECT_EQ(FormatStyle::LK_ObjC, Style->Language); 163 164 Style = getStyle("{}", "a.h", "none", "NSSet *Foo();\n"); 165 ASSERT_TRUE((bool)Style); 166 EXPECT_EQ(FormatStyle::LK_ObjC, Style->Language); 167 } 168 169 TEST_F(FormatTestObjC, FormatObjCTryCatch) { 170 verifyFormat("@try {\n" 171 " f();\n" 172 "} @catch (NSException e) {\n" 173 " @throw;\n" 174 "} @finally {\n" 175 " exit(42);\n" 176 "}"); 177 verifyFormat("DEBUG({\n" 178 " @try {\n" 179 " } @finally {\n" 180 " }\n" 181 "});\n"); 182 } 183 184 TEST_F(FormatTestObjC, FormatObjCAutoreleasepool) { 185 verifyFormat("@autoreleasepool {\n" 186 " f();\n" 187 "}\n" 188 "@autoreleasepool {\n" 189 " f();\n" 190 "}\n"); 191 Style.BreakBeforeBraces = FormatStyle::BS_Custom; 192 Style.BraceWrapping.AfterControlStatement = true; 193 verifyFormat("@autoreleasepool\n" 194 "{\n" 195 " f();\n" 196 "}\n" 197 "@autoreleasepool\n" 198 "{\n" 199 " f();\n" 200 "}\n"); 201 } 202 203 TEST_F(FormatTestObjC, FormatObjCGenerics) { 204 Style.ColumnLimit = 40; 205 verifyFormat("int aaaaaaaaaaaaaaaa(\n" 206 " NSArray<aaaaaaaaaaaaaaaaaa *>\n" 207 " aaaaaaaaaaaaaaaaa);\n"); 208 verifyFormat("int aaaaaaaaaaaaaaaa(\n" 209 " NSArray<aaaaaaaaaaaaaaaaaaa<\n" 210 " aaaaaaaaaaaaaaaa *> *>\n" 211 " aaaaaaaaaaaaaaaaa);\n"); 212 } 213 214 TEST_F(FormatTestObjC, FormatObjCSynchronized) { 215 verifyFormat("@synchronized(self) {\n" 216 " f();\n" 217 "}\n" 218 "@synchronized(self) {\n" 219 " f();\n" 220 "}\n"); 221 Style.BreakBeforeBraces = FormatStyle::BS_Custom; 222 Style.BraceWrapping.AfterControlStatement = true; 223 verifyFormat("@synchronized(self)\n" 224 "{\n" 225 " f();\n" 226 "}\n" 227 "@synchronized(self)\n" 228 "{\n" 229 " f();\n" 230 "}\n"); 231 } 232 233 TEST_F(FormatTestObjC, FormatObjCInterface) { 234 verifyFormat("@interface Foo : NSObject <NSSomeDelegate> {\n" 235 "@public\n" 236 " int field1;\n" 237 "@protected\n" 238 " int field2;\n" 239 "@private\n" 240 " int field3;\n" 241 "@package\n" 242 " int field4;\n" 243 "}\n" 244 "+ (id)init;\n" 245 "@end"); 246 247 verifyFormat("@interface /* wait for it */ Foo\n" 248 "+ (id)init;\n" 249 "// Look, a comment!\n" 250 "- (int)answerWith:(int)i;\n" 251 "@end"); 252 253 verifyFormat("@interface Foo\n" 254 "@end\n" 255 "@interface Bar\n" 256 "@end"); 257 258 verifyFormat("@interface Foo : Bar\n" 259 "@property(assign, readwrite) NSInteger bar;\n" 260 "+ (id)init;\n" 261 "@end"); 262 263 verifyFormat("FOUNDATION_EXPORT NS_AVAILABLE_IOS(10.0) @interface Foo : Bar\n" 264 "@property(assign, readwrite) NSInteger bar;\n" 265 "+ (id)init;\n" 266 "@end"); 267 268 verifyFormat("@interface Foo : /**/ Bar /**/ <Baz, /**/ Quux>\n" 269 "+ (id)init;\n" 270 "@end"); 271 272 verifyFormat("@interface Foo (HackStuff)\n" 273 "+ (id)init;\n" 274 "@end"); 275 276 verifyFormat("@interface Foo ()\n" 277 "+ (id)init;\n" 278 "@end"); 279 280 verifyFormat("@interface Foo (HackStuff) <MyProtocol>\n" 281 "+ (id)init;\n" 282 "@end"); 283 284 verifyFormat("@interface Foo {\n" 285 " int _i;\n" 286 "}\n" 287 "+ (id)init;\n" 288 "@end"); 289 290 verifyFormat("@interface Foo : Bar {\n" 291 " int _i;\n" 292 "}\n" 293 "+ (id)init;\n" 294 "@end"); 295 296 verifyFormat("@interface Foo : Bar <Baz, Quux> {\n" 297 " int _i;\n" 298 "}\n" 299 "+ (id)init;\n" 300 "@end"); 301 302 verifyFormat("@interface Foo <Baz : Blech> : Bar <Baz, Quux> {\n" 303 " int _i;\n" 304 "}\n" 305 "+ (id)init;\n" 306 "@end"); 307 308 verifyFormat("@interface Foo <Bar : Baz <Blech>> : Xyzzy <Corge> {\n" 309 " int _i;\n" 310 "}\n" 311 "+ (id)init;\n" 312 "@end"); 313 314 verifyFormat("@interface Foo (HackStuff) {\n" 315 " int _i;\n" 316 "}\n" 317 "+ (id)init;\n" 318 "@end"); 319 320 verifyFormat("@interface Foo () {\n" 321 " int _i;\n" 322 "}\n" 323 "+ (id)init;\n" 324 "@end"); 325 326 verifyFormat("@interface Foo (HackStuff) <MyProtocol> {\n" 327 " int _i;\n" 328 "}\n" 329 "+ (id)init;\n" 330 "@end"); 331 332 Style.ColumnLimit = 40; 333 verifyFormat("@interface ccccccccccccc () <\n" 334 " ccccccccccccc, ccccccccccccc,\n" 335 " ccccccccccccc, ccccccccccccc> {\n" 336 "}"); 337 Style.ObjCBinPackProtocolList = FormatStyle::BPS_Never; 338 verifyFormat("@interface ddddddddddddd () <\n" 339 " ddddddddddddd,\n" 340 " ddddddddddddd,\n" 341 " ddddddddddddd,\n" 342 " ddddddddddddd> {\n" 343 "}"); 344 345 Style.BinPackParameters = false; 346 Style.ObjCBinPackProtocolList = FormatStyle::BPS_Auto; 347 verifyFormat("@interface eeeeeeeeeeeee () <\n" 348 " eeeeeeeeeeeee,\n" 349 " eeeeeeeeeeeee,\n" 350 " eeeeeeeeeeeee,\n" 351 " eeeeeeeeeeeee> {\n" 352 "}"); 353 Style.ObjCBinPackProtocolList = FormatStyle::BPS_Always; 354 verifyFormat("@interface fffffffffffff () <\n" 355 " fffffffffffff, fffffffffffff,\n" 356 " fffffffffffff, fffffffffffff> {\n" 357 "}"); 358 359 Style = getGoogleStyle(FormatStyle::LK_ObjC); 360 verifyFormat("@interface Foo : NSObject <NSSomeDelegate> {\n" 361 " @public\n" 362 " int field1;\n" 363 " @protected\n" 364 " int field2;\n" 365 " @private\n" 366 " int field3;\n" 367 " @package\n" 368 " int field4;\n" 369 "}\n" 370 "+ (id)init;\n" 371 "@end"); 372 verifyFormat("@interface Foo : Bar <Baz, Quux>\n" 373 "+ (id)init;\n" 374 "@end"); 375 verifyFormat("@interface Foo (HackStuff) <MyProtocol>\n" 376 "+ (id)init;\n" 377 "@end"); 378 Style.ColumnLimit = 40; 379 // BinPackParameters should be true by default. 380 verifyFormat("void eeeeeeee(int eeeee, int eeeee,\n" 381 " int eeeee, int eeeee);\n"); 382 // ObjCBinPackProtocolList should be BPS_Never by default. 383 verifyFormat("@interface fffffffffffff () <\n" 384 " fffffffffffff,\n" 385 " fffffffffffff,\n" 386 " fffffffffffff,\n" 387 " fffffffffffff> {\n" 388 "}"); 389 } 390 391 TEST_F(FormatTestObjC, FormatObjCImplementation) { 392 verifyFormat("@implementation Foo : NSObject {\n" 393 "@public\n" 394 " int field1;\n" 395 "@protected\n" 396 " int field2;\n" 397 "@private\n" 398 " int field3;\n" 399 "@package\n" 400 " int field4;\n" 401 "}\n" 402 "+ (id)init {\n}\n" 403 "@end"); 404 405 verifyFormat("@implementation Foo\n" 406 "+ (id)init {\n" 407 " if (true)\n" 408 " return nil;\n" 409 "}\n" 410 "// Look, a comment!\n" 411 "- (int)answerWith:(int)i {\n" 412 " return i;\n" 413 "}\n" 414 "+ (int)answerWith:(int)i {\n" 415 " return i;\n" 416 "}\n" 417 "@end"); 418 419 verifyFormat("@implementation Foo\n" 420 "@end\n" 421 "@implementation Bar\n" 422 "@end"); 423 424 EXPECT_EQ("@implementation Foo : Bar\n" 425 "+ (id)init {\n}\n" 426 "- (void)foo {\n}\n" 427 "@end", 428 format("@implementation Foo : Bar\n" 429 "+(id)init{}\n" 430 "-(void)foo{}\n" 431 "@end")); 432 433 verifyFormat("@implementation Foo {\n" 434 " int _i;\n" 435 "}\n" 436 "+ (id)init {\n}\n" 437 "@end"); 438 439 verifyFormat("@implementation Foo : Bar {\n" 440 " int _i;\n" 441 "}\n" 442 "+ (id)init {\n}\n" 443 "@end"); 444 445 verifyFormat("@implementation Foo (HackStuff)\n" 446 "+ (id)init {\n}\n" 447 "@end"); 448 verifyFormat("@implementation ObjcClass\n" 449 "- (void)method;\n" 450 "{}\n" 451 "@end"); 452 453 Style = getGoogleStyle(FormatStyle::LK_ObjC); 454 verifyFormat("@implementation Foo : NSObject {\n" 455 " @public\n" 456 " int field1;\n" 457 " @protected\n" 458 " int field2;\n" 459 " @private\n" 460 " int field3;\n" 461 " @package\n" 462 " int field4;\n" 463 "}\n" 464 "+ (id)init {\n}\n" 465 "@end"); 466 } 467 468 TEST_F(FormatTestObjC, FormatObjCProtocol) { 469 verifyFormat("@protocol Foo\n" 470 "@property(weak) id delegate;\n" 471 "- (NSUInteger)numberOfThings;\n" 472 "@end"); 473 474 verifyFormat("@protocol MyProtocol <NSObject>\n" 475 "- (NSUInteger)numberOfThings;\n" 476 "@end"); 477 478 verifyFormat("@protocol Foo;\n" 479 "@protocol Bar;\n"); 480 481 verifyFormat("@protocol Foo\n" 482 "@end\n" 483 "@protocol Bar\n" 484 "@end"); 485 486 verifyFormat("FOUNDATION_EXPORT NS_AVAILABLE_IOS(10.0) @protocol Foo\n" 487 "@property(assign, readwrite) NSInteger bar;\n" 488 "@end"); 489 490 verifyFormat("@protocol myProtocol\n" 491 "- (void)mandatoryWithInt:(int)i;\n" 492 "@optional\n" 493 "- (void)optional;\n" 494 "@required\n" 495 "- (void)required;\n" 496 "@optional\n" 497 "@property(assign) int madProp;\n" 498 "@end\n"); 499 500 verifyFormat("@property(nonatomic, assign, readonly)\n" 501 " int *looooooooooooooooooooooooooooongNumber;\n" 502 "@property(nonatomic, assign, readonly)\n" 503 " NSString *looooooooooooooooooooooooooooongName;"); 504 505 verifyFormat("@implementation PR18406\n" 506 "}\n" 507 "@end"); 508 509 Style = getGoogleStyle(FormatStyle::LK_ObjC); 510 verifyFormat("@protocol MyProtocol <NSObject>\n" 511 "- (NSUInteger)numberOfThings;\n" 512 "@end"); 513 } 514 515 TEST_F(FormatTestObjC, FormatObjCMethodDeclarations) { 516 verifyFormat("- (void)doSomethingWith:(GTMFoo *)theFoo\n" 517 " rect:(NSRect)theRect\n" 518 " interval:(float)theInterval {\n" 519 "}"); 520 verifyFormat("- (void)shortf:(GTMFoo *)theFoo\n" 521 " longKeyword:(NSRect)theRect\n" 522 " longerKeyword:(float)theInterval\n" 523 " error:(NSError **)theError {\n" 524 "}"); 525 verifyFormat("- (void)shortf:(GTMFoo *)theFoo\n" 526 " longKeyword:(NSRect)theRect\n" 527 " evenLongerKeyword:(float)theInterval\n" 528 " error:(NSError **)theError {\n" 529 "}"); 530 verifyFormat("+ (instancetype)new;\n"); 531 Style.ColumnLimit = 60; 532 verifyFormat("- (instancetype)initXxxxxx:(id<x>)x\n" 533 " y:(id<yyyyyyyyyyyyyyyyyyyy>)y\n" 534 " NS_DESIGNATED_INITIALIZER;"); 535 verifyFormat("- (void)drawRectOn:(id)surface\n" 536 " ofSize:(size_t)height\n" 537 " :(size_t)width;"); 538 Style.ColumnLimit = 40; 539 // Make sure selectors with 0, 1, or more arguments are not indented 540 // when IndentWrappedFunctionNames is false. 541 Style.IndentWrappedFunctionNames = false; 542 verifyFormat("- (aaaaaaaaaaaaaaaaaaaaaaaaaaaaa)\n" 543 "aaaaaaaaaaaaaaaaaaaaaaaaaaaa;\n"); 544 verifyFormat("- (aaaaaaaaaaaaaaaaaaaaaaaaaaaaa)\n" 545 "aaaaaaaaaaaaaaaaaaaaaaaaaaaa:(int)a;\n"); 546 verifyFormat("- (aaaaaaaaaaaaaaaaaaaaaaaaaaaaa)\n" 547 "aaaaaaaaaaaaaaaaaaaaaaaaaaaa:(int)a\n" 548 "aaaaaaaaaaaaaaaaaaaaaaaaaaaa:(int)a;\n"); 549 verifyFormat("- (aaaaaaaaaaaaaaaaaaaaaaaaaaaaa)\n" 550 " aaaaaaaaaaaaaaaaaaaaaaaaaaa:(int)a\n" 551 "aaaaaaaaaaaaaaaaaaaaaaaaaaaa:(int)a;\n"); 552 verifyFormat("- (aaaaaaaaaaaaaaaaaaaaaaaaaaaaa)\n" 553 "aaaaaaaaaaaaaaaaaaaaaaaaaaaa:(int)a\n" 554 " aaaaaaaaaaaaaaaaaaaaaaaaaaa:(int)a;\n"); 555 556 // Continuation indent width should win over aligning colons if the function 557 // name is long. 558 Style = getGoogleStyle(FormatStyle::LK_ObjC); 559 Style.ColumnLimit = 40; 560 Style.IndentWrappedFunctionNames = true; 561 verifyFormat("- (void)shortf:(GTMFoo *)theFoo\n" 562 " dontAlignNamef:(NSRect)theRect {\n" 563 "}"); 564 565 // Make sure we don't break aligning for short parameter names. 566 verifyFormat("- (void)shortf:(GTMFoo *)theFoo\n" 567 " aShortf:(NSRect)theRect {\n" 568 "}"); 569 570 // Make sure selectors with 0, 1, or more arguments are indented 571 // when IndentWrappedFunctionNames is true. 572 verifyFormat("- (aaaaaaaaaaaaaaaaaaaaaaaaaaaaa)\n" 573 " aaaaaaaaaaaaaaaaaaaaaaaaaaaa;\n"); 574 verifyFormat("- (aaaaaaaaaaaaaaaaaaaaaaaaaaaaa)\n" 575 " aaaaaaaaaaaaaaaaaaaaaaaaaaaa:(int)a;\n"); 576 verifyFormat("- (aaaaaaaaaaaaaaaaaaaaaaaaaaaaa)\n" 577 " aaaaaaaaaaaaaaaaaaaaaaaaaaaa:(int)a\n" 578 " aaaaaaaaaaaaaaaaaaaaaaaaaaaa:(int)a;\n"); 579 verifyFormat("- (aaaaaaaaaaaaaaaaaaaaaaaaaaaaa)\n" 580 " aaaaaaaaaaaaaaaaaaaaaaaaaaa:(int)a\n" 581 " aaaaaaaaaaaaaaaaaaaaaaaaaaaa:(int)a;\n"); 582 verifyFormat("- (aaaaaaaaaaaaaaaaaaaaaaaaaaaaa)\n" 583 " aaaaaaaaaaaaaaaaaaaaaaaaaaaa:(int)a\n" 584 " aaaaaaaaaaaaaaaaaaaaaaaaaaa:(int)a;\n"); 585 586 // Format pairs correctly. 587 Style.ColumnLimit = 80; 588 verifyFormat("- (void)drawRectOn:(id)surface\n" 589 " ofSize:(aaaaaaaa)height\n" 590 " :(size_t)width\n" 591 " atOrigin:(size_t)x\n" 592 " :(size_t)y\n" 593 " aaaaa:(a)yyy\n" 594 " bbb:(d)cccc;"); 595 verifyFormat("- (void)drawRectOn:(id)surface ofSize:(aaa)height:(bbb)width;"); 596 } 597 598 TEST_F(FormatTestObjC, FormatObjCMethodExpr) { 599 verifyFormat("[foo bar:baz];"); 600 verifyFormat("return [foo bar:baz];"); 601 verifyFormat("return (a)[foo bar:baz];"); 602 verifyFormat("f([foo bar:baz]);"); 603 verifyFormat("f(2, [foo bar:baz]);"); 604 verifyFormat("f(2, a ? b : c);"); 605 verifyFormat("[[self initWithInt:4] bar:[baz quux:arrrr]];"); 606 607 // Unary operators. 608 verifyFormat("int a = +[foo bar:baz];"); 609 verifyFormat("int a = -[foo bar:baz];"); 610 verifyFormat("int a = ![foo bar:baz];"); 611 verifyFormat("int a = ~[foo bar:baz];"); 612 verifyFormat("int a = ++[foo bar:baz];"); 613 verifyFormat("int a = --[foo bar:baz];"); 614 verifyFormat("int a = sizeof [foo bar:baz];"); 615 verifyFormat("int a = alignof [foo bar:baz];"); 616 verifyFormat("int a = &[foo bar:baz];"); 617 verifyFormat("int a = *[foo bar:baz];"); 618 // FIXME: Make casts work, without breaking f()[4]. 619 // verifyFormat("int a = (int)[foo bar:baz];"); 620 // verifyFormat("return (int)[foo bar:baz];"); 621 // verifyFormat("(void)[foo bar:baz];"); 622 verifyFormat("return (MyType *)[self.tableView cellForRowAtIndexPath:cell];"); 623 624 // Binary operators. 625 verifyFormat("[foo bar:baz], [foo bar:baz];"); 626 verifyFormat("[foo bar:baz] = [foo bar:baz];"); 627 verifyFormat("[foo bar:baz] *= [foo bar:baz];"); 628 verifyFormat("[foo bar:baz] /= [foo bar:baz];"); 629 verifyFormat("[foo bar:baz] %= [foo bar:baz];"); 630 verifyFormat("[foo bar:baz] += [foo bar:baz];"); 631 verifyFormat("[foo bar:baz] -= [foo bar:baz];"); 632 verifyFormat("[foo bar:baz] <<= [foo bar:baz];"); 633 verifyFormat("[foo bar:baz] >>= [foo bar:baz];"); 634 verifyFormat("[foo bar:baz] &= [foo bar:baz];"); 635 verifyFormat("[foo bar:baz] ^= [foo bar:baz];"); 636 verifyFormat("[foo bar:baz] |= [foo bar:baz];"); 637 verifyFormat("[foo bar:baz] ? [foo bar:baz] : [foo bar:baz];"); 638 verifyFormat("[foo bar:baz] || [foo bar:baz];"); 639 verifyFormat("[foo bar:baz] && [foo bar:baz];"); 640 verifyFormat("[foo bar:baz] | [foo bar:baz];"); 641 verifyFormat("[foo bar:baz] ^ [foo bar:baz];"); 642 verifyFormat("[foo bar:baz] & [foo bar:baz];"); 643 verifyFormat("[foo bar:baz] == [foo bar:baz];"); 644 verifyFormat("[foo bar:baz] != [foo bar:baz];"); 645 verifyFormat("[foo bar:baz] >= [foo bar:baz];"); 646 verifyFormat("[foo bar:baz] <= [foo bar:baz];"); 647 verifyFormat("[foo bar:baz] > [foo bar:baz];"); 648 verifyFormat("[foo bar:baz] < [foo bar:baz];"); 649 verifyFormat("[foo bar:baz] >> [foo bar:baz];"); 650 verifyFormat("[foo bar:baz] << [foo bar:baz];"); 651 verifyFormat("[foo bar:baz] - [foo bar:baz];"); 652 verifyFormat("[foo bar:baz] + [foo bar:baz];"); 653 verifyFormat("[foo bar:baz] * [foo bar:baz];"); 654 verifyFormat("[foo bar:baz] / [foo bar:baz];"); 655 verifyFormat("[foo bar:baz] % [foo bar:baz];"); 656 // Whew! 657 658 verifyFormat("return in[42];"); 659 verifyFormat("for (auto v : in[1]) {\n}"); 660 verifyFormat("for (int i = 0; i < in[a]; ++i) {\n}"); 661 verifyFormat("for (int i = 0; in[a] < i; ++i) {\n}"); 662 verifyFormat("for (int i = 0; i < n; ++i, ++in[a]) {\n}"); 663 verifyFormat("for (int i = 0; i < n; ++i, in[a]++) {\n}"); 664 verifyFormat("for (int i = 0; i < f(in[a]); ++i, in[a]++) {\n}"); 665 verifyFormat("for (id foo in [self getStuffFor:bla]) {\n" 666 "}"); 667 verifyFormat("[self aaaaa:MACRO(a, b:, c:)];"); 668 verifyFormat("[self aaaaa:MACRO(a, b:c:, d:e:)];"); 669 verifyFormat("[self aaaaa:MACRO(a, b:c:d:, e:f:g:)];"); 670 verifyFormat("int XYMyFoo(int a, int b) NS_SWIFT_NAME(foo(self:scale:));"); 671 verifyFormat("[self aaaaa:(1 + 2) bbbbb:3];"); 672 verifyFormat("[self aaaaa:(Type)a bbbbb:3];"); 673 674 verifyFormat("[self stuffWithInt:(4 + 2) float:4.5];"); 675 verifyFormat("[self stuffWithInt:a ? b : c float:4.5];"); 676 verifyFormat("[self stuffWithInt:a ? [self foo:bar] : c];"); 677 verifyFormat("[self stuffWithInt:a ? (e ? f : g) : c];"); 678 verifyFormat("[cond ? obj1 : obj2 methodWithParam:param]"); 679 verifyFormat("[button setAction:@selector(zoomOut:)];"); 680 verifyFormat("[color getRed:&r green:&g blue:&b alpha:&a];"); 681 682 verifyFormat("arr[[self indexForFoo:a]];"); 683 verifyFormat("throw [self errorFor:a];"); 684 verifyFormat("@throw [self errorFor:a];"); 685 686 verifyFormat("[(id)foo bar:(id)baz quux:(id)snorf];"); 687 verifyFormat("[(id)foo bar:(id) ? baz : quux];"); 688 verifyFormat("4 > 4 ? (id)a : (id)baz;"); 689 690 // This tests that the formatter doesn't break after "backing" but before ":", 691 // which would be at 80 columns. 692 verifyFormat( 693 "void f() {\n" 694 " if ((self = [super initWithContentRect:contentRect\n" 695 " styleMask:styleMask ?: otherMask\n" 696 " backing:NSBackingStoreBuffered\n" 697 " defer:YES]))"); 698 699 verifyFormat( 700 "[foo checkThatBreakingAfterColonWorksOk:\n" 701 " [bar ifItDoes:reduceOverallLineLengthLikeInThisCase]];"); 702 703 verifyFormat("[myObj short:arg1 // Force line break\n" 704 " longKeyword:arg2 != nil ? arg2 : @\"longKeyword\"\n" 705 " evenLongerKeyword:arg3 ?: @\"evenLongerKeyword\"\n" 706 " error:arg4];"); 707 verifyFormat( 708 "void f() {\n" 709 " popup_window_.reset([[RenderWidgetPopupWindow alloc]\n" 710 " initWithContentRect:NSMakeRect(origin_global.x, origin_global.y,\n" 711 " pos.width(), pos.height())\n" 712 " styleMask:NSBorderlessWindowMask\n" 713 " backing:NSBackingStoreBuffered\n" 714 " defer:NO]);\n" 715 "}"); 716 verifyFormat("[contentsContainer replaceSubview:[subviews objectAtIndex:0]\n" 717 " with:contentsNativeView];"); 718 719 verifyFormat( 720 "[pboard addTypes:[NSArray arrayWithObject:kBookmarkButtonDragType]\n" 721 " owner:nillllll];"); 722 723 verifyFormat( 724 "[pboard setData:[NSData dataWithBytes:&button length:sizeof(button)]\n" 725 " forType:kBookmarkButtonDragType];"); 726 727 verifyFormat("[defaultCenter addObserver:self\n" 728 " selector:@selector(willEnterFullscreen)\n" 729 " name:kWillEnterFullscreenNotification\n" 730 " object:nil];"); 731 verifyFormat("[image_rep drawInRect:drawRect\n" 732 " fromRect:NSZeroRect\n" 733 " operation:NSCompositeCopy\n" 734 " fraction:1.0\n" 735 " respectFlipped:NO\n" 736 " hints:nil];"); 737 verifyFormat("[aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n" 738 " aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa];"); 739 verifyFormat("[aaaaaaaaaaaaaaaaaaaa(aaaaaaaaaaaaaaaaaaaaa)\n" 740 " aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa];"); 741 verifyFormat("[aaaaaaaaaaaaaaaaaaaaaaa.aaaaaaaa[aaaaaaaaaaaaaaaaaaaaa]\n" 742 " aaaaaaaaaaaaaaaaaaaaaa];"); 743 744 verifyFormat( 745 "scoped_nsobject<NSTextField> message(\n" 746 " // The frame will be fixed up when |-setMessageText:| is called.\n" 747 " [[NSTextField alloc] initWithFrame:NSMakeRect(0, 0, 0, 0)]);"); 748 verifyFormat("[self aaaaaa:bbbbbbbbbbbbb\n" 749 " aaaaaaaaaa:bbbbbbbbbbbbbbbbb\n" 750 " aaaaa:bbbbbbbbbbb + bbbbbbbbbbbb\n" 751 " aaaa:bbb];"); 752 verifyFormat("[self param:function( //\n" 753 " parameter)]"); 754 verifyFormat( 755 "[self aaaaaaaaaa:aaaaaaaaaaaaaaa | aaaaaaaaaaaaaaa | aaaaaaaaaaaaaaa |\n" 756 " aaaaaaaaaaaaaaa | aaaaaaaaaaaaaaa | aaaaaaaaaaaaaaa |\n" 757 " aaaaaaaaaaaaaaa | aaaaaaaaaaaaaaa];"); 758 759 // Variadic parameters. 760 verifyFormat( 761 "NSArray *myStrings = [NSArray stringarray:@\"a\", @\"b\", nil];"); 762 verifyFormat( 763 "[self aaaaaaaaaaaaa:aaaaaaaaaaaaaaa, aaaaaaaaaaaaaaa, aaaaaaaaaaaaaaa,\n" 764 " aaaaaaaaaaaaaaa, aaaaaaaaaaaaaaa, aaaaaaaaaaaaaaa,\n" 765 " aaaaaaaaaaaaaaa, aaaaaaaaaaaaaaa];"); 766 verifyFormat("[self // break\n" 767 " a:a\n" 768 " aaa:aaa];"); 769 verifyFormat("bool a = ([aaaaaaaa aaaaa] == aaaaaaaaaaaaaaaaa ||\n" 770 " [aaaaaaaa aaaaa] == aaaaaaaaaaaaaaaaaaaa);"); 771 772 // Formats pair-parameters. 773 verifyFormat("[I drawRectOn:surface ofSize:aa:bbb atOrigin:cc:dd];"); 774 verifyFormat("[I drawRectOn:surface //\n" 775 " ofSize:aa:bbb\n" 776 " atOrigin:cc:dd];"); 777 778 // Inline block as a first argument. 779 verifyFormat("[object justBlock:^{\n" 780 " a = 42;\n" 781 "}];"); 782 verifyFormat("[object\n" 783 " justBlock:^{\n" 784 " a = 42;\n" 785 " }\n" 786 " notBlock:42\n" 787 " a:42];"); 788 verifyFormat("[object\n" 789 " firstBlock:^{\n" 790 " a = 42;\n" 791 " }\n" 792 " blockWithLongerName:^{\n" 793 " a = 42;\n" 794 " }];"); 795 verifyFormat("[object\n" 796 " blockWithLongerName:^{\n" 797 " a = 42;\n" 798 " }\n" 799 " secondBlock:^{\n" 800 " a = 42;\n" 801 " }];"); 802 verifyFormat("[object\n" 803 " firstBlock:^{\n" 804 " a = 42;\n" 805 " }\n" 806 " notBlock:42\n" 807 " secondBlock:^{\n" 808 " a = 42;\n" 809 " }];"); 810 811 Style.ColumnLimit = 70; 812 verifyFormat( 813 "void f() {\n" 814 " popup_wdow_.reset([[RenderWidgetPopupWindow alloc]\n" 815 " iniithContentRect:NSMakRet(origin_global.x, origin_global.y,\n" 816 " pos.width(), pos.height())\n" 817 " syeMask:NSBorderlessWindowMask\n" 818 " bking:NSBackingStoreBuffered\n" 819 " der:NO]);\n" 820 "}"); 821 822 Style.ColumnLimit = 60; 823 verifyFormat("[call aaaaaaaa.aaaaaa.aaaaaaaa.aaaaaaaa.aaaaaaaa.aaaaaaaa\n" 824 " .aaaaaaaa];"); // FIXME: Indentation seems off. 825 // FIXME: This violates the column limit. 826 verifyFormat( 827 "[aaaaaaaaaaaaaaaaaaaaaaaaa\n" 828 " aaaaaaaaaaaaaaaaa:aaaaaaaa\n" 829 " aaa:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa];"); 830 831 Style = getChromiumStyle(FormatStyle::LK_ObjC); 832 Style.ColumnLimit = 80; 833 verifyFormat( 834 "void f() {\n" 835 " popup_window_.reset([[RenderWidgetPopupWindow alloc]\n" 836 " initWithContentRect:NSMakeRect(origin_global.x, origin_global.y,\n" 837 " pos.width(), pos.height())\n" 838 " styleMask:NSBorderlessWindowMask\n" 839 " backing:NSBackingStoreBuffered\n" 840 " defer:NO]);\n" 841 "}"); 842 843 // Respect continuation indent and colon alignment (e.g. when object name is 844 // short, and first selector is the longest one) 845 Style = getLLVMStyle(); 846 Style.Language = FormatStyle::LK_ObjC; 847 Style.ContinuationIndentWidth = 8; 848 verifyFormat("[self performSelectorOnMainThread:@selector(loadAccessories)\n" 849 " withObject:nil\n" 850 " waitUntilDone:false];"); 851 verifyFormat("[self performSelector:@selector(loadAccessories)\n" 852 " withObjectOnMainThread:nil\n" 853 " waitUntilDone:false];"); 854 verifyFormat("[aaaaaaaaaaaaaaaaaaaaaaaaa\n" 855 " performSelectorOnMainThread:@selector(loadAccessories)\n" 856 " withObject:nil\n" 857 " waitUntilDone:false];"); 858 verifyFormat("[self // force wrapping\n" 859 " performSelectorOnMainThread:@selector(loadAccessories)\n" 860 " withObject:nil\n" 861 " waitUntilDone:false];"); 862 } 863 864 TEST_F(FormatTestObjC, ObjCAt) { 865 verifyFormat("@autoreleasepool"); 866 verifyFormat("@catch"); 867 verifyFormat("@class"); 868 verifyFormat("@compatibility_alias"); 869 verifyFormat("@defs"); 870 verifyFormat("@dynamic"); 871 verifyFormat("@encode"); 872 verifyFormat("@end"); 873 verifyFormat("@finally"); 874 verifyFormat("@implementation"); 875 verifyFormat("@import"); 876 verifyFormat("@interface"); 877 verifyFormat("@optional"); 878 verifyFormat("@package"); 879 verifyFormat("@private"); 880 verifyFormat("@property"); 881 verifyFormat("@protected"); 882 verifyFormat("@protocol"); 883 verifyFormat("@public"); 884 verifyFormat("@required"); 885 verifyFormat("@selector"); 886 verifyFormat("@synchronized"); 887 verifyFormat("@synthesize"); 888 verifyFormat("@throw"); 889 verifyFormat("@try"); 890 891 EXPECT_EQ("@interface", format("@ interface")); 892 893 // The precise formatting of this doesn't matter, nobody writes code like 894 // this. 895 verifyFormat("@ /*foo*/ interface"); 896 } 897 898 TEST_F(FormatTestObjC, ObjCBlockTypesAndVariables) { 899 verifyFormat("void DoStuffWithBlockType(int (^)(char));"); 900 verifyFormat("int (^foo)(char, float);"); 901 verifyFormat("int (^foo[10])(char, float);"); 902 verifyFormat("int (^foo[kNumEntries])(char, float);"); 903 verifyFormat("int (^foo[kNumEntries + 10])(char, float);"); 904 verifyFormat("int (^foo[(kNumEntries + 10)])(char, float);"); 905 } 906 907 TEST_F(FormatTestObjC, ObjCSnippets) { 908 verifyFormat("@autoreleasepool {\n" 909 " foo();\n" 910 "}"); 911 verifyFormat("@class Foo, Bar;"); 912 verifyFormat("@compatibility_alias AliasName ExistingClass;"); 913 verifyFormat("@dynamic textColor;"); 914 verifyFormat("char *buf1 = @encode(int *);"); 915 verifyFormat("char *buf1 = @encode(typeof(4 * 5));"); 916 verifyFormat("char *buf1 = @encode(int **);"); 917 verifyFormat("Protocol *proto = @protocol(p1);"); 918 verifyFormat("SEL s = @selector(foo:);"); 919 verifyFormat("@synchronized(self) {\n" 920 " f();\n" 921 "}"); 922 923 verifyFormat("@import foo.bar;\n" 924 "@import baz;"); 925 926 verifyFormat("@synthesize dropArrowPosition = dropArrowPosition_;"); 927 928 verifyFormat("@property(assign, nonatomic) CGFloat hoverAlpha;"); 929 verifyFormat("@property(assign, getter=isEditable) BOOL editable;"); 930 931 Style = getMozillaStyle(); 932 verifyFormat("@property (assign, getter=isEditable) BOOL editable;"); 933 verifyFormat("@property BOOL editable;"); 934 935 Style = getWebKitStyle(); 936 verifyFormat("@property (assign, getter=isEditable) BOOL editable;"); 937 verifyFormat("@property BOOL editable;"); 938 939 Style = getGoogleStyle(FormatStyle::LK_ObjC); 940 verifyFormat("@synthesize dropArrowPosition = dropArrowPosition_;"); 941 verifyFormat("@property(assign, getter=isEditable) BOOL editable;"); 942 } 943 944 TEST_F(FormatTestObjC, ObjCForIn) { 945 verifyFormat("- (void)test {\n" 946 " for (NSString *n in arrayOfStrings) {\n" 947 " foo(n);\n" 948 " }\n" 949 "}"); 950 verifyFormat("- (void)test {\n" 951 " for (NSString *n in (__bridge NSArray *)arrayOfStrings) {\n" 952 " foo(n);\n" 953 " }\n" 954 "}"); 955 verifyFormat("for (Foo *x in bar) {\n}"); 956 verifyFormat("for (Foo *x in [bar baz]) {\n}"); 957 verifyFormat("for (Foo *x in [bar baz:blech]) {\n}"); 958 verifyFormat("for (Foo *x in [bar baz:blech, 1, 2, 3, 0]) {\n}"); 959 verifyFormat("for (Foo *x in [bar baz:^{\n" 960 " [uh oh];\n" 961 " }]) {\n}"); 962 } 963 964 TEST_F(FormatTestObjC, ObjCNew) { 965 verifyFormat("+ (instancetype)new {\n" 966 " return nil;\n" 967 "}\n"); 968 verifyFormat("+ (instancetype)myNew {\n" 969 " return [self new];\n" 970 "}\n"); 971 verifyFormat("SEL NewSelector(void) { return @selector(new); }\n"); 972 verifyFormat("SEL MacroSelector(void) { return MACRO(new); }\n"); 973 } 974 975 TEST_F(FormatTestObjC, ObjCLiterals) { 976 verifyFormat("@\"String\""); 977 verifyFormat("@1"); 978 verifyFormat("@+4.8"); 979 verifyFormat("@-4"); 980 verifyFormat("@1LL"); 981 verifyFormat("@.5"); 982 verifyFormat("@'c'"); 983 verifyFormat("@true"); 984 985 verifyFormat("NSNumber *smallestInt = @(-INT_MAX - 1);"); 986 verifyFormat("NSNumber *piOverTwo = @(M_PI / 2);"); 987 verifyFormat("NSNumber *favoriteColor = @(Green);"); 988 verifyFormat("NSString *path = @(getenv(\"PATH\"));"); 989 990 verifyFormat("[dictionary setObject:@(1) forKey:@\"number\"];"); 991 } 992 993 TEST_F(FormatTestObjC, ObjCDictLiterals) { 994 verifyFormat("@{"); 995 verifyFormat("@{}"); 996 verifyFormat("@{@\"one\" : @1}"); 997 verifyFormat("return @{@\"one\" : @1;"); 998 verifyFormat("@{@\"one\" : @1}"); 999 1000 verifyFormat("@{@\"one\" : @{@2 : @1}}"); 1001 verifyFormat("@{\n" 1002 " @\"one\" : @{@2 : @1},\n" 1003 "}"); 1004 1005 verifyFormat("@{1 > 2 ? @\"one\" : @\"two\" : 1 > 2 ? @1 : @2}"); 1006 verifyIncompleteFormat("[self setDict:@{}"); 1007 verifyIncompleteFormat("[self setDict:@{@1 : @2}"); 1008 verifyFormat("NSLog(@\"%@\", @{@1 : @2, @2 : @3}[@1]);"); 1009 verifyFormat( 1010 "NSDictionary *masses = @{@\"H\" : @1.0078, @\"He\" : @4.0026};"); 1011 verifyFormat( 1012 "NSDictionary *settings = @{AVEncoderKey : @(AVAudioQualityMax)};"); 1013 1014 verifyFormat("NSDictionary *d = @{\n" 1015 " @\"nam\" : NSUserNam(),\n" 1016 " @\"dte\" : [NSDate date],\n" 1017 " @\"processInfo\" : [NSProcessInfo processInfo]\n" 1018 "};"); 1019 verifyFormat( 1020 "@{\n" 1021 " NSFontAttributeNameeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee : " 1022 "regularFont,\n" 1023 "};"); 1024 verifyFormat( 1025 "@{\n" 1026 " NSFontAttributeNameeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee :\n" 1027 " reeeeeeeeeeeeeeeeeeeeeeeegularFont,\n" 1028 "};"); 1029 1030 // We should try to be robust in case someone forgets the "@". 1031 verifyFormat("NSDictionary *d = {\n" 1032 " @\"nam\" : NSUserNam(),\n" 1033 " @\"dte\" : [NSDate date],\n" 1034 " @\"processInfo\" : [NSProcessInfo processInfo]\n" 1035 "};"); 1036 verifyFormat("NSMutableDictionary *dictionary =\n" 1037 " [NSMutableDictionary dictionaryWithDictionary:@{\n" 1038 " aaaaaaaaaaaaaaaaaaaaa : aaaaaaaaaaaaa,\n" 1039 " bbbbbbbbbbbbbbbbbb : bbbbb,\n" 1040 " cccccccccccccccc : ccccccccccccccc\n" 1041 " }];"); 1042 1043 // Ensure that casts before the key are kept on the same line as the key. 1044 verifyFormat( 1045 "NSDictionary *d = @{\n" 1046 " (aaaaaaaa id)aaaaaaaaa : (aaaaaaaa id)aaaaaaaaaaaaaaaaaaaaaaaa,\n" 1047 " (aaaaaaaa id)aaaaaaaaaaaaaa : (aaaaaaaa id)aaaaaaaaaaaaaa,\n" 1048 "};"); 1049 Style.ColumnLimit = 40; 1050 verifyFormat("int Foo() {\n" 1051 " a12345 = @{a12345 : a12345};\n" 1052 "}"); 1053 verifyFormat("int Foo() {\n" 1054 " a12345 = @{a12345 : @(a12345)};\n" 1055 "}"); 1056 verifyFormat("int Foo() {\n" 1057 " a12345 = @{(Foo *)a12345 : @(a12345)};\n" 1058 "}"); 1059 verifyFormat("int Foo() {\n" 1060 " a12345 = @{@(a12345) : a12345};\n" 1061 "}"); 1062 verifyFormat("int Foo() {\n" 1063 " a12345 = @{@(a12345) : @YES};\n" 1064 "}"); 1065 Style.SpacesInContainerLiterals = false; 1066 verifyFormat("int Foo() {\n" 1067 " b12345 = @{b12345: b12345};\n" 1068 "}"); 1069 verifyFormat("int Foo() {\n" 1070 " b12345 = @{(Foo *)b12345: @(b12345)};\n" 1071 "}"); 1072 Style.SpacesInContainerLiterals = true; 1073 1074 Style = getGoogleStyle(FormatStyle::LK_ObjC); 1075 verifyFormat( 1076 "@{\n" 1077 " NSFontAttributeNameeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee : " 1078 "regularFont,\n" 1079 "};"); 1080 } 1081 1082 TEST_F(FormatTestObjC, ObjCArrayLiterals) { 1083 verifyIncompleteFormat("@["); 1084 verifyFormat("@[]"); 1085 verifyFormat( 1086 "NSArray *array = @[ @\" Hey \", NSApp, [NSNumber numberWithInt:42] ];"); 1087 verifyFormat("return @[ @3, @[], @[ @4, @5 ] ];"); 1088 verifyFormat("NSArray *array = @[ [foo description] ];"); 1089 1090 verifyFormat( 1091 "NSArray *some_variable = @[\n" 1092 " aaaa == bbbbbbbbbbb ? @\"aaaaaaaaaaaa\" : @\"aaaaaaaaaaaaaa\",\n" 1093 " @\"aaaaaaaaaaaaaaaaa\",\n" 1094 " @\"aaaaaaaaaaaaaaaaa\",\n" 1095 " @\"aaaaaaaaaaaaaaaaa\",\n" 1096 "];"); 1097 verifyFormat( 1098 "NSArray *some_variable = @[\n" 1099 " aaaa == bbbbbbbbbbb ? @\"aaaaaaaaaaaa\" : @\"aaaaaaaaaaaaaa\",\n" 1100 " @\"aaaaaaaaaaaaaaaa\", @\"aaaaaaaaaaaaaaaa\", @\"aaaaaaaaaaaaaaaa\"\n" 1101 "];"); 1102 verifyFormat("NSArray *some_variable = @[\n" 1103 " @\"aaaaaaaaaaaaaaaaa\",\n" 1104 " @\"aaaaaaaaaaaaaaaaa\",\n" 1105 " @\"aaaaaaaaaaaaaaaaa\",\n" 1106 " @\"aaaaaaaaaaaaaaaaa\",\n" 1107 "];"); 1108 verifyFormat("NSArray *array = @[\n" 1109 " @\"a\",\n" 1110 " @\"a\",\n" // Trailing comma -> one per line. 1111 "];"); 1112 1113 // We should try to be robust in case someone forgets the "@". 1114 verifyFormat("NSArray *some_variable = [\n" 1115 " @\"aaaaaaaaaaaaaaaaa\",\n" 1116 " @\"aaaaaaaaaaaaaaaaa\",\n" 1117 " @\"aaaaaaaaaaaaaaaaa\",\n" 1118 " @\"aaaaaaaaaaaaaaaaa\",\n" 1119 "];"); 1120 verifyFormat( 1121 "- (NSAttributedString *)attributedStringForSegment:(NSUInteger)segment\n" 1122 " index:(NSUInteger)index\n" 1123 " nonDigitAttributes:\n" 1124 " (NSDictionary *)noDigitAttributes;"); 1125 verifyFormat("[someFunction someLooooooooooooongParameter:@[\n" 1126 " NSBundle.mainBundle.infoDictionary[@\"a\"]\n" 1127 "]];"); 1128 Style.ColumnLimit = 40; 1129 verifyFormat("int Foo() {\n" 1130 " a12345 = @[ a12345, a12345 ];\n" 1131 "}"); 1132 verifyFormat("int Foo() {\n" 1133 " a123 = @[ (Foo *)a12345, @(a12345) ];\n" 1134 "}"); 1135 Style.SpacesInContainerLiterals = false; 1136 verifyFormat("int Foo() {\n" 1137 " b12345 = @[b12345, b12345];\n" 1138 "}"); 1139 verifyFormat("int Foo() {\n" 1140 " b12345 = @[(Foo *)b12345, @(b12345)];\n" 1141 "}"); 1142 Style.SpacesInContainerLiterals = true; 1143 Style.ColumnLimit = 20; 1144 // We can't break string literals inside NSArray literals 1145 // (that raises -Wobjc-string-concatenation). 1146 verifyFormat("NSArray *foo = @[\n" 1147 " @\"aaaaaaaaaaaaaaaaaaaaaaaaaa\"\n" 1148 "];\n"); 1149 } 1150 } // end namespace 1151 } // end namespace format 1152 } // end namespace clang 1153