xref: /aosp_15_r20/external/clang/unittests/Format/FormatTestJava.cpp (revision 67e74705e28f6214e480b399dd47ea732279e315)
1*67e74705SXin Li //===- unittest/Format/FormatTestJava.cpp - Formatting tests for Java -----===//
2*67e74705SXin Li //
3*67e74705SXin Li //                     The LLVM Compiler Infrastructure
4*67e74705SXin Li //
5*67e74705SXin Li // This file is distributed under the University of Illinois Open Source
6*67e74705SXin Li // License. See LICENSE.TXT for details.
7*67e74705SXin Li //
8*67e74705SXin Li //===----------------------------------------------------------------------===//
9*67e74705SXin Li 
10*67e74705SXin Li #include "FormatTestUtils.h"
11*67e74705SXin Li #include "clang/Format/Format.h"
12*67e74705SXin Li #include "llvm/Support/Debug.h"
13*67e74705SXin Li #include "gtest/gtest.h"
14*67e74705SXin Li 
15*67e74705SXin Li #define DEBUG_TYPE "format-test"
16*67e74705SXin Li 
17*67e74705SXin Li namespace clang {
18*67e74705SXin Li namespace format {
19*67e74705SXin Li 
20*67e74705SXin Li class FormatTestJava : public ::testing::Test {
21*67e74705SXin Li protected:
format(llvm::StringRef Code,unsigned Offset,unsigned Length,const FormatStyle & Style)22*67e74705SXin Li   static std::string format(llvm::StringRef Code, unsigned Offset,
23*67e74705SXin Li                             unsigned Length, const FormatStyle &Style) {
24*67e74705SXin Li     DEBUG(llvm::errs() << "---\n");
25*67e74705SXin Li     DEBUG(llvm::errs() << Code << "\n\n");
26*67e74705SXin Li     std::vector<tooling::Range> Ranges(1, tooling::Range(Offset, Length));
27*67e74705SXin Li     tooling::Replacements Replaces = reformat(Style, Code, Ranges);
28*67e74705SXin Li     auto Result = applyAllReplacements(Code, Replaces);
29*67e74705SXin Li     EXPECT_TRUE(static_cast<bool>(Result));
30*67e74705SXin Li     DEBUG(llvm::errs() << "\n" << *Result << "\n\n");
31*67e74705SXin Li     return *Result;
32*67e74705SXin Li   }
33*67e74705SXin Li 
34*67e74705SXin Li   static std::string
format(llvm::StringRef Code,const FormatStyle & Style=getGoogleStyle (FormatStyle::LK_Java))35*67e74705SXin Li   format(llvm::StringRef Code,
36*67e74705SXin Li          const FormatStyle &Style = getGoogleStyle(FormatStyle::LK_Java)) {
37*67e74705SXin Li     return format(Code, 0, Code.size(), Style);
38*67e74705SXin Li   }
39*67e74705SXin Li 
getStyleWithColumns(unsigned ColumnLimit)40*67e74705SXin Li   static FormatStyle getStyleWithColumns(unsigned ColumnLimit) {
41*67e74705SXin Li     FormatStyle Style = getGoogleStyle(FormatStyle::LK_Java);
42*67e74705SXin Li     Style.ColumnLimit = ColumnLimit;
43*67e74705SXin Li     return Style;
44*67e74705SXin Li   }
45*67e74705SXin Li 
verifyFormat(llvm::StringRef Code,const FormatStyle & Style=getGoogleStyle (FormatStyle::LK_Java))46*67e74705SXin Li   static void verifyFormat(
47*67e74705SXin Li       llvm::StringRef Code,
48*67e74705SXin Li       const FormatStyle &Style = getGoogleStyle(FormatStyle::LK_Java)) {
49*67e74705SXin Li     EXPECT_EQ(Code.str(), format(test::messUp(Code), Style));
50*67e74705SXin Li   }
51*67e74705SXin Li };
52*67e74705SXin Li 
TEST_F(FormatTestJava,NoAlternativeOperatorNames)53*67e74705SXin Li TEST_F(FormatTestJava, NoAlternativeOperatorNames) {
54*67e74705SXin Li   verifyFormat("someObject.and();");
55*67e74705SXin Li }
56*67e74705SXin Li 
TEST_F(FormatTestJava,UnderstandsCasts)57*67e74705SXin Li TEST_F(FormatTestJava, UnderstandsCasts) {
58*67e74705SXin Li   verifyFormat("a[b >> 1] = (byte) (c() << 4);");
59*67e74705SXin Li }
60*67e74705SXin Li 
TEST_F(FormatTestJava,FormatsInstanceOfLikeOperators)61*67e74705SXin Li TEST_F(FormatTestJava, FormatsInstanceOfLikeOperators) {
62*67e74705SXin Li   FormatStyle Style = getStyleWithColumns(50);
63*67e74705SXin Li   verifyFormat("return aaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
64*67e74705SXin Li                "    instanceof bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb;",
65*67e74705SXin Li                Style);
66*67e74705SXin Li   Style.BreakBeforeBinaryOperators = FormatStyle::BOS_None;
67*67e74705SXin Li   verifyFormat("return aaaaaaaaaaaaaaaaaaaaaaaaaaaaa instanceof\n"
68*67e74705SXin Li                "    bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb;",
69*67e74705SXin Li                Style);
70*67e74705SXin Li   verifyFormat("return aaaaaaaaaaaaaaaaaaa instanceof bbbbbbbbbbbbbbbbbbbbbbb\n"
71*67e74705SXin Li                "    && ccccccccccccccccccc instanceof dddddddddddddddddddddd;");
72*67e74705SXin Li }
73*67e74705SXin Li 
TEST_F(FormatTestJava,Chromium)74*67e74705SXin Li TEST_F(FormatTestJava, Chromium) {
75*67e74705SXin Li   verifyFormat("class SomeClass {\n"
76*67e74705SXin Li                "    void f() {}\n"
77*67e74705SXin Li                "    int g() {\n"
78*67e74705SXin Li                "        return 0;\n"
79*67e74705SXin Li                "    }\n"
80*67e74705SXin Li                "    void h() {\n"
81*67e74705SXin Li                "        while (true) f();\n"
82*67e74705SXin Li                "        for (;;) f();\n"
83*67e74705SXin Li                "        if (true) f();\n"
84*67e74705SXin Li                "    }\n"
85*67e74705SXin Li                "}",
86*67e74705SXin Li                getChromiumStyle(FormatStyle::LK_Java));
87*67e74705SXin Li }
88*67e74705SXin Li 
TEST_F(FormatTestJava,QualifiedNames)89*67e74705SXin Li TEST_F(FormatTestJava, QualifiedNames) {
90*67e74705SXin Li   verifyFormat("public some.package.Type someFunction( // comment\n"
91*67e74705SXin Li                "    int parameter) {}");
92*67e74705SXin Li }
93*67e74705SXin Li 
TEST_F(FormatTestJava,ClassKeyword)94*67e74705SXin Li TEST_F(FormatTestJava, ClassKeyword) {
95*67e74705SXin Li   verifyFormat("SomeClass.class.getName();");
96*67e74705SXin Li   verifyFormat("Class c = SomeClass.class;");
97*67e74705SXin Li }
98*67e74705SXin Li 
TEST_F(FormatTestJava,ClassDeclarations)99*67e74705SXin Li TEST_F(FormatTestJava, ClassDeclarations) {
100*67e74705SXin Li   verifyFormat("public class SomeClass {\n"
101*67e74705SXin Li                "  private int a;\n"
102*67e74705SXin Li                "  private int b;\n"
103*67e74705SXin Li                "}");
104*67e74705SXin Li   verifyFormat("public class A {\n"
105*67e74705SXin Li                "  class B {\n"
106*67e74705SXin Li                "    int i;\n"
107*67e74705SXin Li                "  }\n"
108*67e74705SXin Li                "  class C {\n"
109*67e74705SXin Li                "    int j;\n"
110*67e74705SXin Li                "  }\n"
111*67e74705SXin Li                "}");
112*67e74705SXin Li   verifyFormat("public class A extends B.C {}");
113*67e74705SXin Li 
114*67e74705SXin Li   verifyFormat("abstract class SomeClass\n"
115*67e74705SXin Li                "    extends SomeOtherClass implements SomeInterface {}",
116*67e74705SXin Li                getStyleWithColumns(60));
117*67e74705SXin Li   verifyFormat("abstract class SomeClass extends SomeOtherClass\n"
118*67e74705SXin Li                "    implements SomeInterfaceeeeeeeeeeeee {}",
119*67e74705SXin Li                getStyleWithColumns(60));
120*67e74705SXin Li   verifyFormat("abstract class SomeClass\n"
121*67e74705SXin Li                "    extends SomeOtherClass\n"
122*67e74705SXin Li                "    implements SomeInterface {}",
123*67e74705SXin Li                getStyleWithColumns(40));
124*67e74705SXin Li   verifyFormat("abstract class SomeClass\n"
125*67e74705SXin Li                "    extends SomeOtherClass\n"
126*67e74705SXin Li                "    implements SomeInterface,\n"
127*67e74705SXin Li                "               AnotherInterface {}",
128*67e74705SXin Li                getStyleWithColumns(40));
129*67e74705SXin Li   verifyFormat("abstract class SomeClass\n"
130*67e74705SXin Li                "    implements SomeInterface, AnotherInterface {}",
131*67e74705SXin Li                getStyleWithColumns(60));
132*67e74705SXin Li   verifyFormat("@SomeAnnotation()\n"
133*67e74705SXin Li                "abstract class aaaaaaaaaaaa\n"
134*67e74705SXin Li                "    extends bbbbbbbbbbbbbbb implements cccccccccccc {}",
135*67e74705SXin Li                getStyleWithColumns(76));
136*67e74705SXin Li   verifyFormat("@SomeAnnotation()\n"
137*67e74705SXin Li                "abstract class aaaaaaaaa<a>\n"
138*67e74705SXin Li                "    extends bbbbbbbbbbbb<b> implements cccccccccccc {}",
139*67e74705SXin Li                getStyleWithColumns(76));
140*67e74705SXin Li   verifyFormat("interface SomeInterface<A> extends Foo, Bar {\n"
141*67e74705SXin Li                "  void doStuff(int theStuff);\n"
142*67e74705SXin Li                "  void doMoreStuff(int moreStuff);\n"
143*67e74705SXin Li                "}");
144*67e74705SXin Li   verifyFormat("public interface SomeInterface {\n"
145*67e74705SXin Li                "  void doStuff(int theStuff);\n"
146*67e74705SXin Li                "  void doMoreStuff(int moreStuff);\n"
147*67e74705SXin Li                "}");
148*67e74705SXin Li   verifyFormat("@interface SomeInterface {\n"
149*67e74705SXin Li                "  void doStuff(int theStuff);\n"
150*67e74705SXin Li                "  void doMoreStuff(int moreStuff);\n"
151*67e74705SXin Li                "}");
152*67e74705SXin Li   verifyFormat("public @interface SomeInterface {\n"
153*67e74705SXin Li                "  void doStuff(int theStuff);\n"
154*67e74705SXin Li                "  void doMoreStuff(int moreStuff);\n"
155*67e74705SXin Li                "}");
156*67e74705SXin Li }
157*67e74705SXin Li 
TEST_F(FormatTestJava,AnonymousClasses)158*67e74705SXin Li TEST_F(FormatTestJava, AnonymousClasses) {
159*67e74705SXin Li   verifyFormat("return new A() {\n"
160*67e74705SXin Li                "  public String toString() {\n"
161*67e74705SXin Li                "    return \"NotReallyA\";\n"
162*67e74705SXin Li                "  }\n"
163*67e74705SXin Li                "};");
164*67e74705SXin Li   verifyFormat("A a = new A() {\n"
165*67e74705SXin Li                "  public String toString() {\n"
166*67e74705SXin Li                "    return \"NotReallyA\";\n"
167*67e74705SXin Li                "  }\n"
168*67e74705SXin Li                "};");
169*67e74705SXin Li }
170*67e74705SXin Li 
TEST_F(FormatTestJava,EnumDeclarations)171*67e74705SXin Li TEST_F(FormatTestJava, EnumDeclarations) {
172*67e74705SXin Li   verifyFormat("enum SomeThing { ABC, CDE }");
173*67e74705SXin Li   verifyFormat("enum SomeThing {\n"
174*67e74705SXin Li                "  ABC,\n"
175*67e74705SXin Li                "  CDE,\n"
176*67e74705SXin Li                "}");
177*67e74705SXin Li   verifyFormat("public class SomeClass {\n"
178*67e74705SXin Li                "  enum SomeThing { ABC, CDE }\n"
179*67e74705SXin Li                "  void f() {}\n"
180*67e74705SXin Li                "}");
181*67e74705SXin Li   verifyFormat("public class SomeClass implements SomeInterface {\n"
182*67e74705SXin Li                "  enum SomeThing { ABC, CDE }\n"
183*67e74705SXin Li                "  void f() {}\n"
184*67e74705SXin Li                "}");
185*67e74705SXin Li   verifyFormat("enum SomeThing {\n"
186*67e74705SXin Li                "  ABC,\n"
187*67e74705SXin Li                "  CDE;\n"
188*67e74705SXin Li                "  void f() {}\n"
189*67e74705SXin Li                "}");
190*67e74705SXin Li   verifyFormat("enum SomeThing {\n"
191*67e74705SXin Li                "  ABC(1, \"ABC\"),\n"
192*67e74705SXin Li                "  CDE(2, \"CDE\");\n"
193*67e74705SXin Li                "  Something(int i, String s) {}\n"
194*67e74705SXin Li                "}");
195*67e74705SXin Li   verifyFormat("enum SomeThing {\n"
196*67e74705SXin Li                "  ABC(new int[] {1, 2}),\n"
197*67e74705SXin Li                "  CDE(new int[] {2, 3});\n"
198*67e74705SXin Li                "  Something(int[] i) {}\n"
199*67e74705SXin Li                "}");
200*67e74705SXin Li   verifyFormat("public enum SomeThing {\n"
201*67e74705SXin Li                "  ABC {\n"
202*67e74705SXin Li                "    public String toString() {\n"
203*67e74705SXin Li                "      return \"ABC\";\n"
204*67e74705SXin Li                "    }\n"
205*67e74705SXin Li                "  },\n"
206*67e74705SXin Li                "  CDE {\n"
207*67e74705SXin Li                "    @Override\n"
208*67e74705SXin Li                "    public String toString() {\n"
209*67e74705SXin Li                "      return \"CDE\";\n"
210*67e74705SXin Li                "    }\n"
211*67e74705SXin Li                "  };\n"
212*67e74705SXin Li                "  public void f() {}\n"
213*67e74705SXin Li                "}");
214*67e74705SXin Li   verifyFormat("private enum SomeEnum implements Foo<?, B> {\n"
215*67e74705SXin Li                "  ABC {\n"
216*67e74705SXin Li                "    @Override\n"
217*67e74705SXin Li                "    public String toString() {\n"
218*67e74705SXin Li                "      return \"ABC\";\n"
219*67e74705SXin Li                "    }\n"
220*67e74705SXin Li                "  },\n"
221*67e74705SXin Li                "  CDE {\n"
222*67e74705SXin Li                "    @Override\n"
223*67e74705SXin Li                "    public String toString() {\n"
224*67e74705SXin Li                "      return \"CDE\";\n"
225*67e74705SXin Li                "    }\n"
226*67e74705SXin Li                "  };\n"
227*67e74705SXin Li                "}");
228*67e74705SXin Li }
229*67e74705SXin Li 
TEST_F(FormatTestJava,ArrayInitializers)230*67e74705SXin Li TEST_F(FormatTestJava, ArrayInitializers) {
231*67e74705SXin Li   verifyFormat("new int[] {1, 2, 3, 4};");
232*67e74705SXin Li   verifyFormat("new int[] {\n"
233*67e74705SXin Li                "    1, 2, 3, 4,\n"
234*67e74705SXin Li                "};");
235*67e74705SXin Li 
236*67e74705SXin Li   FormatStyle Style = getStyleWithColumns(65);
237*67e74705SXin Li   Style.Cpp11BracedListStyle = false;
238*67e74705SXin Li   verifyFormat(
239*67e74705SXin Li       "expected = new int[] { 10, 10, 10, 10, 10, 10, 10, 10, 10, 10,\n"
240*67e74705SXin Li       "  100, 100, 100, 100, 100, 100, 100, 100, 100, 100 };",
241*67e74705SXin Li       Style);
242*67e74705SXin Li }
243*67e74705SXin Li 
TEST_F(FormatTestJava,ThrowsDeclarations)244*67e74705SXin Li TEST_F(FormatTestJava, ThrowsDeclarations) {
245*67e74705SXin Li   verifyFormat("public void doSooooooooooooooooooooooooooomething()\n"
246*67e74705SXin Li                "    throws LooooooooooooooooooooooooooooongException {}");
247*67e74705SXin Li   verifyFormat("public void doSooooooooooooooooooooooooooomething()\n"
248*67e74705SXin Li                "    throws LoooooooooongException, LooooooooooongException {}");
249*67e74705SXin Li }
250*67e74705SXin Li 
TEST_F(FormatTestJava,Annotations)251*67e74705SXin Li TEST_F(FormatTestJava, Annotations) {
252*67e74705SXin Li   verifyFormat("@Override\n"
253*67e74705SXin Li                "public String toString() {}");
254*67e74705SXin Li   verifyFormat("@Override\n"
255*67e74705SXin Li                "@Nullable\n"
256*67e74705SXin Li                "public String getNameIfPresent() {}");
257*67e74705SXin Li   verifyFormat("@Override // comment\n"
258*67e74705SXin Li                "@Nullable\n"
259*67e74705SXin Li                "public String getNameIfPresent() {}");
260*67e74705SXin Li   verifyFormat("@java.lang.Override // comment\n"
261*67e74705SXin Li                "@Nullable\n"
262*67e74705SXin Li                "public String getNameIfPresent() {}");
263*67e74705SXin Li 
264*67e74705SXin Li   verifyFormat("@SuppressWarnings(value = \"unchecked\")\n"
265*67e74705SXin Li                "public void doSomething() {}");
266*67e74705SXin Li   verifyFormat("@SuppressWarnings(value = \"unchecked\")\n"
267*67e74705SXin Li                "@Author(name = \"abc\")\n"
268*67e74705SXin Li                "public void doSomething() {}");
269*67e74705SXin Li 
270*67e74705SXin Li   verifyFormat("DoSomething(new A() {\n"
271*67e74705SXin Li                "  @Override\n"
272*67e74705SXin Li                "  public String toString() {}\n"
273*67e74705SXin Li                "});");
274*67e74705SXin Li 
275*67e74705SXin Li   verifyFormat("void SomeFunction(@Nullable String something) {}");
276*67e74705SXin Li   verifyFormat("void SomeFunction(@org.llvm.Nullable String something) {}");
277*67e74705SXin Li 
278*67e74705SXin Li   verifyFormat("@Partial @Mock DataLoader loader;");
279*67e74705SXin Li   verifyFormat("@Partial\n"
280*67e74705SXin Li                "@Mock\n"
281*67e74705SXin Li                "DataLoader loader;",
282*67e74705SXin Li                getChromiumStyle(FormatStyle::LK_Java));
283*67e74705SXin Li   verifyFormat("@SuppressWarnings(value = \"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\")\n"
284*67e74705SXin Li                "public static int iiiiiiiiiiiiiiiiiiiiiiii;");
285*67e74705SXin Li 
286*67e74705SXin Li   verifyFormat("@SomeAnnotation(\"With some really looooooooooooooong text\")\n"
287*67e74705SXin Li                "private static final long something = 0L;");
288*67e74705SXin Li   verifyFormat("@org.llvm.Qualified(\"With some really looooooooooong text\")\n"
289*67e74705SXin Li                "private static final long something = 0L;");
290*67e74705SXin Li   verifyFormat("@Mock\n"
291*67e74705SXin Li                "DataLoader loooooooooooooooooooooooader =\n"
292*67e74705SXin Li                "    aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa;",
293*67e74705SXin Li                getStyleWithColumns(60));
294*67e74705SXin Li   verifyFormat("@org.llvm.QualifiedMock\n"
295*67e74705SXin Li                "DataLoader loooooooooooooooooooooooader =\n"
296*67e74705SXin Li                "    aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa;",
297*67e74705SXin Li                getStyleWithColumns(60));
298*67e74705SXin Li   verifyFormat("@Test(a)\n"
299*67e74705SXin Li                "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa =\n"
300*67e74705SXin Li                "    aaaaaaaaaaaaaaaaaaaaaaaaaaaa(aaaaaaaaaaaaaaaaaaaaaaa);");
301*67e74705SXin Li   verifyFormat("@SomeAnnotation(\n"
302*67e74705SXin Li                "    aaaaaaaaaaaaaaaaa, aaaaaaaaaaaaaaaaaaaa)\n"
303*67e74705SXin Li                "int i;",
304*67e74705SXin Li                getStyleWithColumns(50));
305*67e74705SXin Li   verifyFormat("@Test\n"
306*67e74705SXin Li                "ReturnType doSomething(\n"
307*67e74705SXin Li                "    String aaaaaaaaaaaaa, String bbbbbbbbbbbbbbb) {}",
308*67e74705SXin Li                getStyleWithColumns(60));
309*67e74705SXin Li   verifyFormat("{\n"
310*67e74705SXin Li                "  boolean someFunction(\n"
311*67e74705SXin Li                "      @Param(aaaaaaaaaaaaaaaa) String aaaaa,\n"
312*67e74705SXin Li                "      String bbbbbbbbbbbbbbb) {}\n"
313*67e74705SXin Li                "}",
314*67e74705SXin Li                getStyleWithColumns(60));
315*67e74705SXin Li   verifyFormat("@Annotation(\"Some\"\n"
316*67e74705SXin Li                "    + \" text\")\n"
317*67e74705SXin Li                "List<Integer> list;");
318*67e74705SXin Li }
319*67e74705SXin Li 
TEST_F(FormatTestJava,Generics)320*67e74705SXin Li TEST_F(FormatTestJava, Generics) {
321*67e74705SXin Li   verifyFormat("Iterable<?> a;");
322*67e74705SXin Li   verifyFormat("Iterable<?> a;");
323*67e74705SXin Li   verifyFormat("Iterable<? extends SomeObject> a;");
324*67e74705SXin Li 
325*67e74705SXin Li   verifyFormat("A.<B>doSomething();");
326*67e74705SXin Li 
327*67e74705SXin Li   verifyFormat("@Override\n"
328*67e74705SXin Li                "public Map<String, ?> getAll() {}");
329*67e74705SXin Li 
330*67e74705SXin Li   verifyFormat("public <R> ArrayList<R> get() {}");
331*67e74705SXin Li   verifyFormat("protected <R> ArrayList<R> get() {}");
332*67e74705SXin Li   verifyFormat("private <R> ArrayList<R> get() {}");
333*67e74705SXin Li   verifyFormat("public static <R> ArrayList<R> get() {}");
334*67e74705SXin Li   verifyFormat("public static native <R> ArrayList<R> get();");
335*67e74705SXin Li   verifyFormat("public final <X> Foo foo() {}");
336*67e74705SXin Li   verifyFormat("public abstract <X> Foo foo();");
337*67e74705SXin Li   verifyFormat("<T extends B> T getInstance(Class<T> type);");
338*67e74705SXin Li   verifyFormat("Function<F, ? extends T> function;");
339*67e74705SXin Li 
340*67e74705SXin Li   verifyFormat("private Foo<X, Y>[] foos;");
341*67e74705SXin Li   verifyFormat("Foo<X, Y>[] foos = this.foos;");
342*67e74705SXin Li   verifyFormat("return (a instanceof List<?>)\n"
343*67e74705SXin Li                "    ? aaaaaaaaaaaaaaaaaaaaaaa(aaaaaaaaaaaaaaaaaaaaa)\n"
344*67e74705SXin Li                "    : aaaaaaaaaaaaaaaaaaaaaaa;",
345*67e74705SXin Li                getStyleWithColumns(60));
346*67e74705SXin Li 
347*67e74705SXin Li   verifyFormat(
348*67e74705SXin Li       "SomeLoooooooooooooooooooooongType name =\n"
349*67e74705SXin Li       "    SomeType.foo(someArgument)\n"
350*67e74705SXin Li       "        .<X>method()\n"
351*67e74705SXin Li       "        .aaaaaaaaaaaaaaaaaaa()\n"
352*67e74705SXin Li       "        .aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa();");
353*67e74705SXin Li }
354*67e74705SXin Li 
TEST_F(FormatTestJava,StringConcatenation)355*67e74705SXin Li TEST_F(FormatTestJava, StringConcatenation) {
356*67e74705SXin Li   verifyFormat("String someString = \"abc\"\n"
357*67e74705SXin Li                "    + \"cde\";");
358*67e74705SXin Li }
359*67e74705SXin Li 
TEST_F(FormatTestJava,TryCatchFinally)360*67e74705SXin Li TEST_F(FormatTestJava, TryCatchFinally) {
361*67e74705SXin Li   verifyFormat("try {\n"
362*67e74705SXin Li                "  Something();\n"
363*67e74705SXin Li                "} catch (SomeException e) {\n"
364*67e74705SXin Li                "  HandleException(e);\n"
365*67e74705SXin Li                "}");
366*67e74705SXin Li   verifyFormat("try {\n"
367*67e74705SXin Li                "  Something();\n"
368*67e74705SXin Li                "} finally {\n"
369*67e74705SXin Li                "  AlwaysDoThis();\n"
370*67e74705SXin Li                "}");
371*67e74705SXin Li   verifyFormat("try {\n"
372*67e74705SXin Li                "  Something();\n"
373*67e74705SXin Li                "} catch (SomeException e) {\n"
374*67e74705SXin Li                "  HandleException(e);\n"
375*67e74705SXin Li                "} finally {\n"
376*67e74705SXin Li                "  AlwaysDoThis();\n"
377*67e74705SXin Li                "}");
378*67e74705SXin Li 
379*67e74705SXin Li   verifyFormat("try {\n"
380*67e74705SXin Li                "  Something();\n"
381*67e74705SXin Li                "} catch (SomeException | OtherException e) {\n"
382*67e74705SXin Li                "  HandleException(e);\n"
383*67e74705SXin Li                "}");
384*67e74705SXin Li }
385*67e74705SXin Li 
TEST_F(FormatTestJava,TryWithResources)386*67e74705SXin Li TEST_F(FormatTestJava, TryWithResources) {
387*67e74705SXin Li   verifyFormat("try (SomeResource rs = someFunction()) {\n"
388*67e74705SXin Li                "  Something();\n"
389*67e74705SXin Li                "}");
390*67e74705SXin Li   verifyFormat("try (SomeResource rs = someFunction()) {\n"
391*67e74705SXin Li                "  Something();\n"
392*67e74705SXin Li                "} catch (SomeException e) {\n"
393*67e74705SXin Li                "  HandleException(e);\n"
394*67e74705SXin Li                "}");
395*67e74705SXin Li }
396*67e74705SXin Li 
TEST_F(FormatTestJava,SynchronizedKeyword)397*67e74705SXin Li TEST_F(FormatTestJava, SynchronizedKeyword) {
398*67e74705SXin Li   verifyFormat("synchronized (mData) {\n"
399*67e74705SXin Li                "  // ...\n"
400*67e74705SXin Li                "}");
401*67e74705SXin Li }
402*67e74705SXin Li 
TEST_F(FormatTestJava,AssertKeyword)403*67e74705SXin Li TEST_F(FormatTestJava, AssertKeyword) {
404*67e74705SXin Li   verifyFormat("assert a && b;");
405*67e74705SXin Li }
406*67e74705SXin Li 
TEST_F(FormatTestJava,PackageDeclarations)407*67e74705SXin Li TEST_F(FormatTestJava, PackageDeclarations) {
408*67e74705SXin Li   verifyFormat("package some.really.loooooooooooooooooooooong.package;",
409*67e74705SXin Li                getStyleWithColumns(50));
410*67e74705SXin Li }
411*67e74705SXin Li 
TEST_F(FormatTestJava,ImportDeclarations)412*67e74705SXin Li TEST_F(FormatTestJava, ImportDeclarations) {
413*67e74705SXin Li   verifyFormat("import some.really.loooooooooooooooooooooong.imported.Class;",
414*67e74705SXin Li                getStyleWithColumns(50));
415*67e74705SXin Li   verifyFormat("import static some.really.looooooooooooooooong.imported.Class;",
416*67e74705SXin Li                getStyleWithColumns(50));
417*67e74705SXin Li }
418*67e74705SXin Li 
TEST_F(FormatTestJava,MethodDeclarations)419*67e74705SXin Li TEST_F(FormatTestJava, MethodDeclarations) {
420*67e74705SXin Li   verifyFormat("void methodName(Object arg1,\n"
421*67e74705SXin Li                "    Object arg2, Object arg3) {}",
422*67e74705SXin Li                getStyleWithColumns(40));
423*67e74705SXin Li   verifyFormat("void methodName(\n"
424*67e74705SXin Li                "    Object arg1, Object arg2) {}",
425*67e74705SXin Li                getStyleWithColumns(40));
426*67e74705SXin Li }
427*67e74705SXin Li 
TEST_F(FormatTestJava,CppKeywords)428*67e74705SXin Li TEST_F(FormatTestJava, CppKeywords) {
429*67e74705SXin Li   verifyFormat("public void union(Type a, Type b);");
430*67e74705SXin Li   verifyFormat("public void struct(Object o);");
431*67e74705SXin Li   verifyFormat("public void delete(Object o);");
432*67e74705SXin Li   verifyFormat("return operator && (aa);");
433*67e74705SXin Li }
434*67e74705SXin Li 
TEST_F(FormatTestJava,NeverAlignAfterReturn)435*67e74705SXin Li TEST_F(FormatTestJava, NeverAlignAfterReturn) {
436*67e74705SXin Li   verifyFormat("return aaaaaaaaaaaaaaaaaaa\n"
437*67e74705SXin Li                "    && bbbbbbbbbbbbbbbbbbb\n"
438*67e74705SXin Li                "    && ccccccccccccccccccc;",
439*67e74705SXin Li                getStyleWithColumns(40));
440*67e74705SXin Li   verifyFormat("return (result == null)\n"
441*67e74705SXin Li                "    ? aaaaaaaaaaaaaaaaa\n"
442*67e74705SXin Li                "    : bbbbbbbbbbbbbbbbb;",
443*67e74705SXin Li                getStyleWithColumns(40));
444*67e74705SXin Li   verifyFormat("return aaaaaaaaaaaaaaaaaaa()\n"
445*67e74705SXin Li                "    .bbbbbbbbbbbbbbbbbbb()\n"
446*67e74705SXin Li                "    .ccccccccccccccccccc();",
447*67e74705SXin Li                getStyleWithColumns(40));
448*67e74705SXin Li   verifyFormat("return aaaaaaaaaaaaaaaaaaa()\n"
449*67e74705SXin Li                "    .bbbbbbbbbbbbbbbbbbb(\n"
450*67e74705SXin Li                "        ccccccccccccccc)\n"
451*67e74705SXin Li                "    .ccccccccccccccccccc();",
452*67e74705SXin Li                getStyleWithColumns(40));
453*67e74705SXin Li }
454*67e74705SXin Li 
TEST_F(FormatTestJava,FormatsInnerBlocks)455*67e74705SXin Li TEST_F(FormatTestJava, FormatsInnerBlocks) {
456*67e74705SXin Li   verifyFormat("someObject.someFunction(new Runnable() {\n"
457*67e74705SXin Li                "  @Override\n"
458*67e74705SXin Li                "  public void run() {\n"
459*67e74705SXin Li                "    System.out.println(42);\n"
460*67e74705SXin Li                "  }\n"
461*67e74705SXin Li                "}, someOtherParameter);");
462*67e74705SXin Li   verifyFormat("someFunction(new Runnable() {\n"
463*67e74705SXin Li                "  public void run() {\n"
464*67e74705SXin Li                "    System.out.println(42);\n"
465*67e74705SXin Li                "  }\n"
466*67e74705SXin Li                "});");
467*67e74705SXin Li   verifyFormat("someObject.someFunction(\n"
468*67e74705SXin Li                "    new Runnable() {\n"
469*67e74705SXin Li                "      @Override\n"
470*67e74705SXin Li                "      public void run() {\n"
471*67e74705SXin Li                "        System.out.println(42);\n"
472*67e74705SXin Li                "      }\n"
473*67e74705SXin Li                "    },\n"
474*67e74705SXin Li                "    new Runnable() {\n"
475*67e74705SXin Li                "      @Override\n"
476*67e74705SXin Li                "      public void run() {\n"
477*67e74705SXin Li                "        System.out.println(43);\n"
478*67e74705SXin Li                "      }\n"
479*67e74705SXin Li                "    },\n"
480*67e74705SXin Li                "    someOtherParameter);");
481*67e74705SXin Li }
482*67e74705SXin Li 
TEST_F(FormatTestJava,FormatsLambdas)483*67e74705SXin Li TEST_F(FormatTestJava, FormatsLambdas) {
484*67e74705SXin Li   verifyFormat("(aaaaaaaaaa, bbbbbbbbbb) -> aaaaaaaaaa + bbbbbbbbbb;");
485*67e74705SXin Li   verifyFormat("(aaaaaaaaaa, bbbbbbbbbb)\n"
486*67e74705SXin Li                "    -> aaaaaaaaaa + bbbbbbbbbb;",
487*67e74705SXin Li                getStyleWithColumns(40));
488*67e74705SXin Li   verifyFormat("Runnable someLambda = () -> DoSomething();");
489*67e74705SXin Li   verifyFormat("Runnable someLambda = () -> {\n"
490*67e74705SXin Li                "  DoSomething();\n"
491*67e74705SXin Li                "}");
492*67e74705SXin Li 
493*67e74705SXin Li   verifyFormat("Runnable someLambda =\n"
494*67e74705SXin Li                "    (int aaaaa) -> DoSomething(aaaaa);",
495*67e74705SXin Li                getStyleWithColumns(40));
496*67e74705SXin Li }
497*67e74705SXin Li 
TEST_F(FormatTestJava,BreaksStringLiterals)498*67e74705SXin Li TEST_F(FormatTestJava, BreaksStringLiterals) {
499*67e74705SXin Li   // FIXME: String literal breaking is currently disabled for Java and JS, as it
500*67e74705SXin Li   // requires strings to be merged using "+" which we don't support.
501*67e74705SXin Li   EXPECT_EQ("\"some text other\";",
502*67e74705SXin Li             format("\"some text other\";", getStyleWithColumns(14)));
503*67e74705SXin Li }
504*67e74705SXin Li 
TEST_F(FormatTestJava,AlignsBlockComments)505*67e74705SXin Li TEST_F(FormatTestJava, AlignsBlockComments) {
506*67e74705SXin Li   EXPECT_EQ("/*\n"
507*67e74705SXin Li             " * Really multi-line\n"
508*67e74705SXin Li             " * comment.\n"
509*67e74705SXin Li             " */\n"
510*67e74705SXin Li             "void f() {}",
511*67e74705SXin Li             format("  /*\n"
512*67e74705SXin Li                    "   * Really multi-line\n"
513*67e74705SXin Li                    "   * comment.\n"
514*67e74705SXin Li                    "   */\n"
515*67e74705SXin Li                    "  void f() {}"));
516*67e74705SXin Li }
517*67e74705SXin Li 
518*67e74705SXin Li } // end namespace tooling
519*67e74705SXin Li } // end namespace clang
520