1 //===- unittest/Format/FormatTestJava.cpp - Formatting tests for Java -----===//
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 "FormatTestUtils.h"
10 #include "clang/Format/Format.h"
11 #include "llvm/Support/Debug.h"
12 #include "gtest/gtest.h"
13
14 #define DEBUG_TYPE "format-test"
15
16 namespace clang {
17 namespace format {
18
19 class FormatTestJava : public ::testing::Test {
20 protected:
format(llvm::StringRef Code,unsigned Offset,unsigned Length,const FormatStyle & Style)21 static std::string format(llvm::StringRef Code, unsigned Offset,
22 unsigned Length, const FormatStyle &Style) {
23 LLVM_DEBUG(llvm::errs() << "---\n");
24 LLVM_DEBUG(llvm::errs() << Code << "\n\n");
25 std::vector<tooling::Range> Ranges(1, tooling::Range(Offset, Length));
26 tooling::Replacements Replaces = reformat(Style, Code, Ranges);
27 auto Result = applyAllReplacements(Code, Replaces);
28 EXPECT_TRUE(static_cast<bool>(Result));
29 LLVM_DEBUG(llvm::errs() << "\n" << *Result << "\n\n");
30 return *Result;
31 }
32
33 static std::string
format(llvm::StringRef Code,const FormatStyle & Style=getGoogleStyle (FormatStyle::LK_Java))34 format(llvm::StringRef Code,
35 const FormatStyle &Style = getGoogleStyle(FormatStyle::LK_Java)) {
36 return format(Code, 0, Code.size(), Style);
37 }
38
getStyleWithColumns(unsigned ColumnLimit)39 static FormatStyle getStyleWithColumns(unsigned ColumnLimit) {
40 FormatStyle Style = getGoogleStyle(FormatStyle::LK_Java);
41 Style.ColumnLimit = ColumnLimit;
42 return Style;
43 }
44
verifyFormat(llvm::StringRef Code,const FormatStyle & Style=getGoogleStyle (FormatStyle::LK_Java))45 static void verifyFormat(
46 llvm::StringRef Code,
47 const FormatStyle &Style = getGoogleStyle(FormatStyle::LK_Java)) {
48 EXPECT_EQ(Code.str(), format(Code, Style)) << "Expected code is not stable";
49 EXPECT_EQ(Code.str(), format(test::messUp(Code), Style));
50 }
51 };
52
TEST_F(FormatTestJava,NoAlternativeOperatorNames)53 TEST_F(FormatTestJava, NoAlternativeOperatorNames) {
54 verifyFormat("someObject.and();");
55 }
56
TEST_F(FormatTestJava,UnderstandsCasts)57 TEST_F(FormatTestJava, UnderstandsCasts) {
58 verifyFormat("a[b >> 1] = (byte) (c() << 4);");
59 }
60
TEST_F(FormatTestJava,FormatsInstanceOfLikeOperators)61 TEST_F(FormatTestJava, FormatsInstanceOfLikeOperators) {
62 FormatStyle Style = getStyleWithColumns(50);
63 verifyFormat("return aaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
64 " instanceof bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb;",
65 Style);
66 Style.BreakBeforeBinaryOperators = FormatStyle::BOS_None;
67 verifyFormat("return aaaaaaaaaaaaaaaaaaaaaaaaaaaaa instanceof\n"
68 " bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb;",
69 Style);
70 verifyFormat("return aaaaaaaaaaaaaaaaaaa instanceof bbbbbbbbbbbbbbbbbbbbbbb\n"
71 " && ccccccccccccccccccc instanceof dddddddddddddddddddddd;");
72 }
73
TEST_F(FormatTestJava,Chromium)74 TEST_F(FormatTestJava, Chromium) {
75 verifyFormat("class SomeClass {\n"
76 " void f() {}\n"
77 " int g() {\n"
78 " return 0;\n"
79 " }\n"
80 " void h() {\n"
81 " while (true) f();\n"
82 " for (;;) f();\n"
83 " if (true) f();\n"
84 " }\n"
85 "}",
86 getChromiumStyle(FormatStyle::LK_Java));
87 }
88
TEST_F(FormatTestJava,QualifiedNames)89 TEST_F(FormatTestJava, QualifiedNames) {
90 verifyFormat("public some.package.Type someFunction( // comment\n"
91 " int parameter) {}");
92 }
93
TEST_F(FormatTestJava,ClassKeyword)94 TEST_F(FormatTestJava, ClassKeyword) {
95 verifyFormat("SomeClass.class.getName();");
96 verifyFormat("Class c = SomeClass.class;");
97 }
98
TEST_F(FormatTestJava,ClassDeclarations)99 TEST_F(FormatTestJava, ClassDeclarations) {
100 verifyFormat("public class SomeClass {\n"
101 " private int a;\n"
102 " private int b;\n"
103 "}");
104 verifyFormat("public class A {\n"
105 " class B {\n"
106 " int i;\n"
107 " }\n"
108 " class C {\n"
109 " int j;\n"
110 " }\n"
111 "}");
112 verifyFormat("public class A extends B.C {}");
113
114 verifyFormat("abstract class SomeClass\n"
115 " extends SomeOtherClass implements SomeInterface {}",
116 getStyleWithColumns(60));
117 verifyFormat("abstract class SomeClass extends SomeOtherClass\n"
118 " implements SomeInterfaceeeeeeeeeeeee {}",
119 getStyleWithColumns(60));
120 verifyFormat("abstract class SomeClass\n"
121 " extends SomeOtherClass\n"
122 " implements SomeInterface {}",
123 getStyleWithColumns(40));
124 verifyFormat("abstract class SomeClass\n"
125 " extends SomeOtherClass\n"
126 " implements SomeInterface,\n"
127 " AnotherInterface {}",
128 getStyleWithColumns(40));
129 verifyFormat("abstract class SomeClass\n"
130 " implements SomeInterface, AnotherInterface {}",
131 getStyleWithColumns(60));
132 verifyFormat("@SomeAnnotation()\n"
133 "abstract class aaaaaaaaaaaa\n"
134 " extends bbbbbbbbbbbbbbb implements cccccccccccc {}",
135 getStyleWithColumns(76));
136 verifyFormat("@SomeAnnotation()\n"
137 "abstract class aaaaaaaaa<a>\n"
138 " extends bbbbbbbbbbbb<b> implements cccccccccccc {}",
139 getStyleWithColumns(76));
140 verifyFormat("interface SomeInterface<A> extends Foo, Bar {\n"
141 " void doStuff(int theStuff);\n"
142 " void doMoreStuff(int moreStuff);\n"
143 "}");
144 verifyFormat("public interface SomeInterface {\n"
145 " void doStuff(int theStuff);\n"
146 " void doMoreStuff(int moreStuff);\n"
147 " default void doStuffWithDefault() {}\n"
148 "}");
149 verifyFormat("@interface SomeInterface {\n"
150 " void doStuff(int theStuff);\n"
151 " void doMoreStuff(int moreStuff);\n"
152 "}");
153 verifyFormat("public @interface SomeInterface {\n"
154 " void doStuff(int theStuff);\n"
155 " void doMoreStuff(int moreStuff);\n"
156 "}");
157 verifyFormat("class A {\n"
158 " public @interface SomeInterface {\n"
159 " int stuff;\n"
160 " void doMoreStuff(int moreStuff);\n"
161 " }\n"
162 "}");
163 verifyFormat("class A {\n"
164 " public @interface SomeInterface {}\n"
165 "}");
166 }
167
TEST_F(FormatTestJava,AnonymousClasses)168 TEST_F(FormatTestJava, AnonymousClasses) {
169 verifyFormat("return new A() {\n"
170 " public String toString() {\n"
171 " return \"NotReallyA\";\n"
172 " }\n"
173 "};");
174 verifyFormat("A a = new A() {\n"
175 " public String toString() {\n"
176 " return \"NotReallyA\";\n"
177 " }\n"
178 "};");
179 }
180
TEST_F(FormatTestJava,EnumDeclarations)181 TEST_F(FormatTestJava, EnumDeclarations) {
182 verifyFormat("enum SomeThing { ABC, CDE }");
183 verifyFormat("enum SomeThing {\n"
184 " ABC,\n"
185 " CDE,\n"
186 "}");
187 verifyFormat("public class SomeClass {\n"
188 " enum SomeThing { ABC, CDE }\n"
189 " void f() {}\n"
190 "}");
191 verifyFormat("public class SomeClass implements SomeInterface {\n"
192 " enum SomeThing { ABC, CDE }\n"
193 " void f() {}\n"
194 "}");
195 verifyFormat("enum SomeThing {\n"
196 " ABC,\n"
197 " CDE;\n"
198 " void f() {}\n"
199 "}");
200 verifyFormat("enum SomeThing {\n"
201 " ABC(1, \"ABC\"),\n"
202 " CDE(2, \"CDE\");\n"
203 " Something(int i, String s) {}\n"
204 "}");
205 verifyFormat("enum SomeThing {\n"
206 " ABC(new int[] {1, 2}),\n"
207 " CDE(new int[] {2, 3});\n"
208 " Something(int[] i) {}\n"
209 "}");
210 verifyFormat("public enum SomeThing {\n"
211 " ABC {\n"
212 " public String toString() {\n"
213 " return \"ABC\";\n"
214 " }\n"
215 " },\n"
216 " CDE {\n"
217 " @Override\n"
218 " public String toString() {\n"
219 " return \"CDE\";\n"
220 " }\n"
221 " };\n"
222 " public void f() {}\n"
223 "}");
224 verifyFormat("private enum SomeEnum implements Foo<?, B> {\n"
225 " ABC {\n"
226 " @Override\n"
227 " public String toString() {\n"
228 " return \"ABC\";\n"
229 " }\n"
230 " },\n"
231 " CDE {\n"
232 " @Override\n"
233 " public String toString() {\n"
234 " return \"CDE\";\n"
235 " }\n"
236 " };\n"
237 "}");
238 verifyFormat("public enum VeryLongEnum {\n"
239 " ENUM_WITH_MANY_PARAMETERS(\n"
240 " \"aaaaaaaaaaaaaaaaaaaaaaaaaaaaa\", \"bbbbbbbbbbbbbbbb\", "
241 "\"cccccccccccccccccccccccc\"),\n"
242 " SECOND_ENUM(\"a\", \"b\", \"c\");\n"
243 " private VeryLongEnum(String a, String b, String c) {}\n"
244 "}\n");
245 }
246
TEST_F(FormatTestJava,ArrayInitializers)247 TEST_F(FormatTestJava, ArrayInitializers) {
248 verifyFormat("new int[] {1, 2, 3, 4};");
249 verifyFormat("new int[] {\n"
250 " 1,\n"
251 " 2,\n"
252 " 3,\n"
253 " 4,\n"
254 "};");
255
256 FormatStyle Style = getStyleWithColumns(65);
257 Style.Cpp11BracedListStyle = false;
258 verifyFormat(
259 "expected = new int[] { 10, 10, 10, 10, 10, 10, 10, 10, 10, 10,\n"
260 " 100, 100, 100, 100, 100, 100, 100, 100, 100, 100 };",
261 Style);
262 }
263
TEST_F(FormatTestJava,ThrowsDeclarations)264 TEST_F(FormatTestJava, ThrowsDeclarations) {
265 verifyFormat("public void doSooooooooooooooooooooooooooomething()\n"
266 " throws LooooooooooooooooooooooooooooongException {}");
267 verifyFormat("public void doSooooooooooooooooooooooooooomething()\n"
268 " throws LoooooooooongException, LooooooooooongException {}");
269 }
270
TEST_F(FormatTestJava,Annotations)271 TEST_F(FormatTestJava, Annotations) {
272 verifyFormat("@Override\n"
273 "public String toString() {}");
274 verifyFormat("@Override\n"
275 "@Nullable\n"
276 "public String getNameIfPresent() {}");
277 verifyFormat("@Override // comment\n"
278 "@Nullable\n"
279 "public String getNameIfPresent() {}");
280 verifyFormat("@java.lang.Override // comment\n"
281 "@Nullable\n"
282 "public String getNameIfPresent() {}");
283
284 verifyFormat("@SuppressWarnings(value = \"unchecked\")\n"
285 "public void doSomething() {}");
286 verifyFormat("@SuppressWarnings(value = \"unchecked\")\n"
287 "@Author(name = \"abc\")\n"
288 "public void doSomething() {}");
289
290 verifyFormat("DoSomething(new A() {\n"
291 " @Override\n"
292 " public String toString() {}\n"
293 "});");
294
295 verifyFormat("void SomeFunction(@Nullable String something) {}");
296 verifyFormat("void SomeFunction(@org.llvm.Nullable String something) {}");
297
298 verifyFormat("@Partial @Mock DataLoader loader;");
299 verifyFormat("@Partial\n"
300 "@Mock\n"
301 "DataLoader loader;",
302 getChromiumStyle(FormatStyle::LK_Java));
303 verifyFormat("@SuppressWarnings(value = \"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\")\n"
304 "public static int iiiiiiiiiiiiiiiiiiiiiiii;");
305
306 verifyFormat("@SomeAnnotation(\"With some really looooooooooooooong text\")\n"
307 "private static final long something = 0L;");
308 verifyFormat("@org.llvm.Qualified(\"With some really looooooooooong text\")\n"
309 "private static final long something = 0L;");
310 verifyFormat("@Mock\n"
311 "DataLoader loooooooooooooooooooooooader =\n"
312 " aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa;",
313 getStyleWithColumns(60));
314 verifyFormat("@org.llvm.QualifiedMock\n"
315 "DataLoader loooooooooooooooooooooooader =\n"
316 " aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa;",
317 getStyleWithColumns(60));
318 verifyFormat("@Test(a)\n"
319 "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa =\n"
320 " aaaaaaaaaaaaaaaaaaaaaaaaaaaa(aaaaaaaaaaaaaaaaaaaaaaa);");
321 verifyFormat("@SomeAnnotation(\n"
322 " aaaaaaaaaaaaaaaaa, aaaaaaaaaaaaaaaaaaaa)\n"
323 "int i;",
324 getStyleWithColumns(50));
325 verifyFormat("@Test\n"
326 "ReturnType doSomething(\n"
327 " String aaaaaaaaaaaaa, String bbbbbbbbbbbbbbb) {}",
328 getStyleWithColumns(60));
329 verifyFormat("{\n"
330 " boolean someFunction(\n"
331 " @Param(aaaaaaaaaaaaaaaa) String aaaaa,\n"
332 " String bbbbbbbbbbbbbbb) {}\n"
333 "}",
334 getStyleWithColumns(60));
335 verifyFormat("@Annotation(\"Some\"\n"
336 " + \" text\")\n"
337 "List<Integer> list;");
338
339 verifyFormat(
340 "@Test\n"
341 "@Feature({\"Android-TabSwitcher\"})\n"
342 "@CommandLineFlags.Add({ChromeSwitches.DISABLE_FIRST_RUN_EXPERIENCE})\n"
343 "@Features.EnableFeatures({FEATURE})\n"
344 "public void test(@Foo.bar(\"baz\") @Quux.Qoob int theFirstParaaaaam,\n"
345 " @Foo.bar(\"baz\") @Quux.Qoob int theSecondParaaaaaaaaaaaaaaaam) {}");
346 }
347
TEST_F(FormatTestJava,Generics)348 TEST_F(FormatTestJava, Generics) {
349 verifyFormat("Iterable<?> a;");
350 verifyFormat("Iterable<?> a;");
351 verifyFormat("Iterable<? extends SomeObject> a;");
352
353 verifyFormat("A.<B>doSomething();");
354 verifyFormat("A.<B<C>>doSomething();");
355 verifyFormat("A.<B<C<D>>>doSomething();");
356 verifyFormat("A.<B<C<D<E>>>>doSomething();");
357
358 verifyFormat("OrderedPair<String, List<Box<Integer>>> p = null;");
359
360 verifyFormat("@Override\n"
361 "public Map<String, ?> getAll() {}");
362
363 verifyFormat("public <R> ArrayList<R> get() {}");
364 verifyFormat("protected <R> ArrayList<R> get() {}");
365 verifyFormat("private <R> ArrayList<R> get() {}");
366 verifyFormat("public static <R> ArrayList<R> get() {}");
367 verifyFormat("public static native <R> ArrayList<R> get();");
368 verifyFormat("public final <X> Foo foo() {}");
369 verifyFormat("public abstract <X> Foo foo();");
370 verifyFormat("<T extends B> T getInstance(Class<T> type);");
371 verifyFormat("Function<F, ? extends T> function;");
372
373 verifyFormat("private Foo<X, Y>[] foos;");
374 verifyFormat("Foo<X, Y>[] foos = this.foos;");
375 verifyFormat("return (a instanceof List<?>)\n"
376 " ? aaaaaaaaaaaaaaaaaaaaaaa(aaaaaaaaaaaaaaaaaaaaa)\n"
377 " : aaaaaaaaaaaaaaaaaaaaaaa;",
378 getStyleWithColumns(60));
379
380 verifyFormat(
381 "SomeLoooooooooooooooooooooongType name =\n"
382 " SomeType.foo(someArgument)\n"
383 " .<X>method()\n"
384 " .aaaaaaaaaaaaaaaaaaa()\n"
385 " .aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa();");
386 }
387
TEST_F(FormatTestJava,StringConcatenation)388 TEST_F(FormatTestJava, StringConcatenation) {
389 verifyFormat("String someString = \"abc\"\n"
390 " + \"cde\";");
391 }
392
TEST_F(FormatTestJava,TryCatchFinally)393 TEST_F(FormatTestJava, TryCatchFinally) {
394 verifyFormat("try {\n"
395 " Something();\n"
396 "} catch (SomeException e) {\n"
397 " HandleException(e);\n"
398 "}");
399 verifyFormat("try {\n"
400 " Something();\n"
401 "} finally {\n"
402 " AlwaysDoThis();\n"
403 "}");
404 verifyFormat("try {\n"
405 " Something();\n"
406 "} catch (SomeException e) {\n"
407 " HandleException(e);\n"
408 "} finally {\n"
409 " AlwaysDoThis();\n"
410 "}");
411
412 verifyFormat("try {\n"
413 " Something();\n"
414 "} catch (SomeException | OtherException e) {\n"
415 " HandleException(e);\n"
416 "}");
417 }
418
TEST_F(FormatTestJava,TryWithResources)419 TEST_F(FormatTestJava, TryWithResources) {
420 verifyFormat("try (SomeResource rs = someFunction()) {\n"
421 " Something();\n"
422 "}");
423 verifyFormat("try (SomeResource rs = someFunction()) {\n"
424 " Something();\n"
425 "} catch (SomeException e) {\n"
426 " HandleException(e);\n"
427 "}");
428 }
429
TEST_F(FormatTestJava,SynchronizedKeyword)430 TEST_F(FormatTestJava, SynchronizedKeyword) {
431 verifyFormat("synchronized (mData) {\n"
432 " // ...\n"
433 "}");
434 }
435
TEST_F(FormatTestJava,AssertKeyword)436 TEST_F(FormatTestJava, AssertKeyword) {
437 verifyFormat("assert a && b;");
438 verifyFormat("assert (a && b);");
439 }
440
TEST_F(FormatTestJava,PackageDeclarations)441 TEST_F(FormatTestJava, PackageDeclarations) {
442 verifyFormat("package some.really.loooooooooooooooooooooong.package;",
443 getStyleWithColumns(50));
444 }
445
TEST_F(FormatTestJava,ImportDeclarations)446 TEST_F(FormatTestJava, ImportDeclarations) {
447 verifyFormat("import some.really.loooooooooooooooooooooong.imported.Class;",
448 getStyleWithColumns(50));
449 verifyFormat("import static some.really.looooooooooooooooong.imported.Class;",
450 getStyleWithColumns(50));
451 }
452
TEST_F(FormatTestJava,MethodDeclarations)453 TEST_F(FormatTestJava, MethodDeclarations) {
454 verifyFormat("void methodName(Object arg1,\n"
455 " Object arg2, Object arg3) {}",
456 getStyleWithColumns(40));
457 verifyFormat("void methodName(\n"
458 " Object arg1, Object arg2) {}",
459 getStyleWithColumns(40));
460 }
461
TEST_F(FormatTestJava,MethodReference)462 TEST_F(FormatTestJava, MethodReference) {
463 EXPECT_EQ("private void foo() {\n"
464 " f(this::methodReference);\n"
465 " f(C.super::methodReference);\n"
466 " Consumer<String> c = System.out::println;\n"
467 " Iface<Integer> mRef = Ty::<Integer>meth;\n"
468 "}",
469 format("private void foo() {\n"
470 " f(this ::methodReference);\n"
471 " f(C.super ::methodReference);\n"
472 " Consumer<String> c = System.out ::println;\n"
473 " Iface<Integer> mRef = Ty :: <Integer> meth;\n"
474 "}"));
475 }
476
TEST_F(FormatTestJava,CppKeywords)477 TEST_F(FormatTestJava, CppKeywords) {
478 verifyFormat("public void union(Type a, Type b);");
479 verifyFormat("public void struct(Object o);");
480 verifyFormat("public void delete(Object o);");
481 verifyFormat("return operator && (aa);");
482 }
483
TEST_F(FormatTestJava,NeverAlignAfterReturn)484 TEST_F(FormatTestJava, NeverAlignAfterReturn) {
485 verifyFormat("return aaaaaaaaaaaaaaaaaaa\n"
486 " && bbbbbbbbbbbbbbbbbbb\n"
487 " && ccccccccccccccccccc;",
488 getStyleWithColumns(40));
489 verifyFormat("return (result == null)\n"
490 " ? aaaaaaaaaaaaaaaaa\n"
491 " : bbbbbbbbbbbbbbbbb;",
492 getStyleWithColumns(40));
493 verifyFormat("return aaaaaaaaaaaaaaaaaaa()\n"
494 " .bbbbbbbbbbbbbbbbbbb()\n"
495 " .ccccccccccccccccccc();",
496 getStyleWithColumns(40));
497 verifyFormat("return aaaaaaaaaaaaaaaaaaa()\n"
498 " .bbbbbbbbbbbbbbbbbbb(\n"
499 " ccccccccccccccc)\n"
500 " .ccccccccccccccccccc();",
501 getStyleWithColumns(40));
502 }
503
TEST_F(FormatTestJava,FormatsInnerBlocks)504 TEST_F(FormatTestJava, FormatsInnerBlocks) {
505 verifyFormat("someObject.someFunction(new Runnable() {\n"
506 " @Override\n"
507 " public void run() {\n"
508 " System.out.println(42);\n"
509 " }\n"
510 "}, someOtherParameter);");
511 verifyFormat("someFunction(new Runnable() {\n"
512 " public void run() {\n"
513 " System.out.println(42);\n"
514 " }\n"
515 "});");
516 verifyFormat("someObject.someFunction(\n"
517 " new Runnable() {\n"
518 " @Override\n"
519 " public void run() {\n"
520 " System.out.println(42);\n"
521 " }\n"
522 " },\n"
523 " new Runnable() {\n"
524 " @Override\n"
525 " public void run() {\n"
526 " System.out.println(43);\n"
527 " }\n"
528 " },\n"
529 " someOtherParameter);");
530 }
531
TEST_F(FormatTestJava,FormatsLambdas)532 TEST_F(FormatTestJava, FormatsLambdas) {
533 verifyFormat("(aaaaaaaaaa, bbbbbbbbbb) -> aaaaaaaaaa + bbbbbbbbbb;");
534 verifyFormat("(aaaaaaaaaa, bbbbbbbbbb)\n"
535 " -> aaaaaaaaaa + bbbbbbbbbb;",
536 getStyleWithColumns(40));
537 verifyFormat("Runnable someLambda = () -> DoSomething();");
538 verifyFormat("Runnable someLambda = () -> {\n"
539 " DoSomething();\n"
540 "}");
541
542 verifyFormat("Runnable someLambda =\n"
543 " (int aaaaa) -> DoSomething(aaaaa);",
544 getStyleWithColumns(40));
545 }
546
TEST_F(FormatTestJava,BreaksStringLiterals)547 TEST_F(FormatTestJava, BreaksStringLiterals) {
548 // FIXME: String literal breaking is currently disabled for Java and JS, as it
549 // requires strings to be merged using "+" which we don't support.
550 EXPECT_EQ("\"some text other\";",
551 format("\"some text other\";", getStyleWithColumns(14)));
552 }
553
TEST_F(FormatTestJava,AlignsBlockComments)554 TEST_F(FormatTestJava, AlignsBlockComments) {
555 EXPECT_EQ("/*\n"
556 " * Really multi-line\n"
557 " * comment.\n"
558 " */\n"
559 "void f() {}",
560 format(" /*\n"
561 " * Really multi-line\n"
562 " * comment.\n"
563 " */\n"
564 " void f() {}"));
565 }
566
TEST_F(FormatTestJava,KeepsDelimitersOnOwnLineInJavaDocComments)567 TEST_F(FormatTestJava, KeepsDelimitersOnOwnLineInJavaDocComments) {
568 EXPECT_EQ("/**\n"
569 " * javadoc line 1\n"
570 " * javadoc line 2\n"
571 " */",
572 format("/** javadoc line 1\n"
573 " * javadoc line 2 */"));
574 }
575
TEST_F(FormatTestJava,RetainsLogicalShifts)576 TEST_F(FormatTestJava, RetainsLogicalShifts) {
577 verifyFormat("void f() {\n"
578 " int a = 1;\n"
579 " a >>>= 1;\n"
580 "}");
581 verifyFormat("void f() {\n"
582 " int a = 1;\n"
583 " a = a >>> 1;\n"
584 "}");
585 }
586
587 } // namespace format
588 } // end namespace clang
589