TEST_F(FormatTestJava, MethodDeclarations) {
verifyFormat("void methodName(Object arg1,\n"
" Object arg2, Object arg3) {}",
getStyleWithColumns(40));
verifyFormat("void methodName(\n"
" Object arg1, Object arg2) {}",
getStyleWithColumns(40));
}
TEST_F(FormatTestJava, FormatsLambdas) {
verifyFormat("(aaaaaaaaaa, bbbbbbbbbb) -> aaaaaaaaaa + bbbbbbbbbb;");
verifyFormat("(aaaaaaaaaa, bbbbbbbbbb)\n"
" -> aaaaaaaaaa + bbbbbbbbbb;",
getStyleWithColumns(40));
verifyFormat("Runnable someLambda = () -> DoSomething();");
verifyFormat("Runnable someLambda = () -> {\n"
" DoSomething();\n"
"}");
verifyFormat("Runnable someLambda =\n"
" (int aaaaa) -> DoSomething(aaaaa);",
getStyleWithColumns(40));
}
TEST_F(FormatTestJava, Generics) {
verifyFormat("Iterable<?> a;");
verifyFormat("Iterable<?> a;");
verifyFormat("Iterable<? extends SomeObject> a;");
verifyFormat("A.<B>doSomething();");
verifyFormat("@Override\n"
"public Map<String, ?> getAll() {}");
verifyFormat("public <R> ArrayList<R> get() {}");
verifyFormat("protected <R> ArrayList<R> get() {}");
verifyFormat("private <R> ArrayList<R> get() {}");
verifyFormat("public static <R> ArrayList<R> get() {}");
verifyFormat("public static native <R> ArrayList<R> get();");
verifyFormat("public final <X> Foo foo() {}");
verifyFormat("public abstract <X> Foo foo();");
verifyFormat("<T extends B> T getInstance(Class<T> type);");
verifyFormat("Function<F, ? extends T> function;");
verifyFormat("private Foo<X, Y>[] foos;");
verifyFormat("Foo<X, Y>[] foos = this.foos;");
verifyFormat("return (a instanceof List<?>)\n"
" ? aaaaaaaaaaaaaaaaaaaaaaa(aaaaaaaaaaaaaaaaaaaaa)\n"
" : aaaaaaaaaaaaaaaaaaaaaaa;",
getStyleWithColumns(60));
verifyFormat(
"SomeLoooooooooooooooooooooongType name =\n"
" SomeType.foo(someArgument)\n"
" .<X>method()\n"
" .aaaaaaaaaaaaaaaaaaa()\n"
" .aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa();");
}
TEST_F(FormatTestJava, ClassDeclarations) {
verifyFormat("public class SomeClass {\n"
" private int a;\n"
" private int b;\n"
"}");
verifyFormat("public class A {\n"
" class B {\n"
" int i;\n"
" }\n"
" class C {\n"
" int j;\n"
" }\n"
"}");
verifyFormat("public class A extends B.C {}");
verifyFormat("abstract class SomeClass\n"
" extends SomeOtherClass implements SomeInterface {}",
getStyleWithColumns(60));
verifyFormat("abstract class SomeClass extends SomeOtherClass\n"
" implements SomeInterfaceeeeeeeeeeeee {}",
getStyleWithColumns(60));
verifyFormat("abstract class SomeClass\n"
" extends SomeOtherClass\n"
" implements SomeInterface {}",
getStyleWithColumns(40));
verifyFormat("abstract class SomeClass\n"
" extends SomeOtherClass\n"
" implements SomeInterface,\n"
" AnotherInterface {}",
getStyleWithColumns(40));
verifyFormat("abstract class SomeClass\n"
" implements SomeInterface, AnotherInterface {}",
getStyleWithColumns(60));
verifyFormat("@SomeAnnotation()\n"
"abstract class aaaaaaaaaaaa\n"
" extends bbbbbbbbbbbbbbb implements cccccccccccc {}",
getStyleWithColumns(76));
verifyFormat("@SomeAnnotation()\n"
"abstract class aaaaaaaaa<a>\n"
" extends bbbbbbbbbbbb<b> implements cccccccccccc {}",
getStyleWithColumns(76));
verifyFormat("interface SomeInterface<A> extends Foo, Bar {\n"
" void doStuff(int theStuff);\n"
" void doMoreStuff(int moreStuff);\n"
"}");
verifyFormat("public interface SomeInterface {\n"
" void doStuff(int theStuff);\n"
" void doMoreStuff(int moreStuff);\n"
"}");
verifyFormat("@interface SomeInterface {\n"
" void doStuff(int theStuff);\n"
" void doMoreStuff(int moreStuff);\n"
"}");
verifyFormat("public @interface SomeInterface {\n"
" void doStuff(int theStuff);\n"
" void doMoreStuff(int moreStuff);\n"
"}");
}
TEST_F(FormatTestJava, NeverAlignAfterReturn) {
verifyFormat("return aaaaaaaaaaaaaaaaaaa\n"
" && bbbbbbbbbbbbbbbbbbb\n"
" && ccccccccccccccccccc;",
getStyleWithColumns(40));
verifyFormat("return (result == null)\n"
" ? aaaaaaaaaaaaaaaaa\n"
" : bbbbbbbbbbbbbbbbb;",
getStyleWithColumns(40));
verifyFormat("return aaaaaaaaaaaaaaaaaaa()\n"
" .bbbbbbbbbbbbbbbbbbb()\n"
" .ccccccccccccccccccc();",
getStyleWithColumns(40));
verifyFormat("return aaaaaaaaaaaaaaaaaaa()\n"
" .bbbbbbbbbbbbbbbbbbb(\n"
" ccccccccccccccc)\n"
" .ccccccccccccccccccc();",
getStyleWithColumns(40));
}
TEST_F(FormatTestJava, FormatsInstanceOfLikeOperators) {
FormatStyle Style = getStyleWithColumns(50);
verifyFormat("return aaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
" instanceof bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb;",
Style);
Style.BreakBeforeBinaryOperators = FormatStyle::BOS_None;
verifyFormat("return aaaaaaaaaaaaaaaaaaaaaaaaaaaaa instanceof\n"
" bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb;",
Style);
}
TEST_F(FormatTestJava, ArrayInitializers) {
verifyFormat("new int[] {1, 2, 3, 4};");
verifyFormat("new int[] {\n"
" 1, 2, 3, 4,\n"
"};");
FormatStyle Style = getStyleWithColumns(65);
Style.Cpp11BracedListStyle = false;
verifyFormat(
"expected = new int[] { 10, 10, 10, 10, 10, 10, 10, 10, 10, 10,\n"
" 100, 100, 100, 100, 100, 100, 100, 100, 100, 100 };",
Style);
}
TEST_F(FormatTestJava, BreaksStringLiterals) {
// FIXME: String literal breaking is currently disabled for Java and JS, as it
// requires strings to be merged using "+" which we don't support.
EXPECT_EQ("\"some text other\";",
format("\"some text other\";", getStyleWithColumns(14)));
}
TEST_F(FormatTestJava, ImportDeclarations) {
verifyFormat("import some.really.loooooooooooooooooooooong.imported.Class;",
getStyleWithColumns(50));
verifyFormat("import static some.really.looooooooooooooooong.imported.Class;",
getStyleWithColumns(50));
}
TEST_F(FormatTestJava, PackageDeclarations) {
verifyFormat("package some.really.loooooooooooooooooooooong.package;",
getStyleWithColumns(50));
}
TEST_F(FormatTestJava, Annotations) {
verifyFormat("@Override\n"
"public String toString() {}");
verifyFormat("@Override\n"
"@Nullable\n"
"public String getNameIfPresent() {}");
verifyFormat("@Override // comment\n"
"@Nullable\n"
"public String getNameIfPresent() {}");
verifyFormat("@java.lang.Override // comment\n"
"@Nullable\n"
"public String getNameIfPresent() {}");
verifyFormat("@SuppressWarnings(value = \"unchecked\")\n"
"public void doSomething() {}");
verifyFormat("@SuppressWarnings(value = \"unchecked\")\n"
"@Author(name = \"abc\")\n"
"public void doSomething() {}");
verifyFormat("DoSomething(new A() {\n"
" @Override\n"
" public String toString() {}\n"
"});");
verifyFormat("void SomeFunction(@Nullable String something) {}");
verifyFormat("void SomeFunction(@org.llvm.Nullable String something) {}");
verifyFormat("@Partial @Mock DataLoader loader;");
verifyFormat("@Partial\n"
"@Mock\n"
"DataLoader loader;",
getChromiumStyle(FormatStyle::LK_Java));
verifyFormat("@SuppressWarnings(value = \"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\")\n"
"public static int iiiiiiiiiiiiiiiiiiiiiiii;");
verifyFormat("@SomeAnnotation(\"With some really looooooooooooooong text\")\n"
"private static final long something = 0L;");
verifyFormat("@org.llvm.Qualified(\"With some really looooooooooong text\")\n"
"private static final long something = 0L;");
verifyFormat("@Mock\n"
"DataLoader loooooooooooooooooooooooader =\n"
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa;",
getStyleWithColumns(60));
verifyFormat("@org.llvm.QualifiedMock\n"
"DataLoader loooooooooooooooooooooooader =\n"
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa;",
getStyleWithColumns(60));
verifyFormat("@Test(a)\n"
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa =\n"
" aaaaaaaaaaaaaaaaaaaaaaaaaaaa(aaaaaaaaaaaaaaaaaaaaaaa);");
verifyFormat("@SomeAnnotation(\n"
" aaaaaaaaaaaaaaaaa, aaaaaaaaaaaaaaaaaaaa)\n"
"int i;",
getStyleWithColumns(50));
verifyFormat("@Test\n"
"ReturnType doSomething(\n"
" String aaaaaaaaaaaaa, String bbbbbbbbbbbbbbb) {}",
getStyleWithColumns(60));
verifyFormat("{\n"
" boolean someFunction(\n"
" @Param(aaaaaaaaaaaaaaaa) String aaaaa,\n"
" String bbbbbbbbbbbbbbb) {}\n"
"}",
getStyleWithColumns(60));
}
