clang-format: [Java] Treat 'instanceof' like other binary operators.

This fixes llvm.org/PR21436.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@222641 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 11 insertions, 0 deletions

diff --git a/unittests/Format/FormatTestJava.cpp b/unittests/Format/FormatTestJava.cpp
index ba91f1677b..5a45b80f3b 100644
--- a/unittests/Format/FormatTestJava.cpp
+++ b/unittests/Format/FormatTestJava.cpp
@@ -54,6 +54,17 @@ TEST_F(FormatTestJava, NoAlternativeOperatorNames) {
   verifyFormat("someObject.and();");
 }
 
+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, ClassDeclarations) {
   verifyFormat("public class SomeClass {\n"
                "  private int a;\n"