clang-format: Extend Linux-brace-wrapping test.

llvm-svn: 255485
diff --git a/clang/unittests/Format/FormatTest.cpp b/clang/unittests/Format/FormatTest.cpp
index 09deed9..ecaf8d8 100644
--- a/clang/unittests/Format/FormatTest.cpp
+++ b/clang/unittests/Format/FormatTest.cpp
@@ -9003,6 +9003,8 @@
                "    if (true) {\n"
                "      a();\n"
                "      b();\n"
+               "    } else {\n"
+               "      a();\n"
                "    }\n"
                "  }\n"
                "  void g() { return; }\n"