Updated to Clang 3.5a.
Change-Id: I8127eb568f674c2e72635b639a3295381fe8af82
diff --git a/unittests/Format/FormatTestJS.cpp b/unittests/Format/FormatTestJS.cpp
new file mode 100644
index 0000000..c0215e7
--- /dev/null
+++ b/unittests/Format/FormatTestJS.cpp
@@ -0,0 +1,95 @@
+//===- unittest/Format/FormatTestJS.cpp - Formatting unit tests for JS ----===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#define DEBUG_TYPE "format-test"
+
+#include "FormatTestUtils.h"
+#include "clang/Format/Format.h"
+#include "llvm/Support/Debug.h"
+#include "gtest/gtest.h"
+
+namespace clang {
+namespace format {
+
+class FormatTestJS : public ::testing::Test {
+protected:
+ static std::string format(llvm::StringRef Code, unsigned Offset,
+ unsigned Length, const FormatStyle &Style) {
+ DEBUG(llvm::errs() << "---\n");
+ DEBUG(llvm::errs() << Code << "\n\n");
+ std::vector<tooling::Range> Ranges(1, tooling::Range(Offset, Length));
+ tooling::Replacements Replaces = reformat(Style, Code, Ranges);
+ std::string Result = applyAllReplacements(Code, Replaces);
+ EXPECT_NE("", Result);
+ DEBUG(llvm::errs() << "\n" << Result << "\n\n");
+ return Result;
+ }
+
+ static std::string format(llvm::StringRef Code, const FormatStyle &Style) {
+ return format(Code, 0, Code.size(), Style);
+ }
+
+ static FormatStyle getGoogleJSStyleWithColumns(unsigned ColumnLimit) {
+ FormatStyle Style = getGoogleStyle(FormatStyle::LK_JavaScript);
+ Style.ColumnLimit = ColumnLimit;
+ return Style;
+ }
+
+ static void verifyFormat(
+ llvm::StringRef Code,
+ const FormatStyle &Style = getGoogleStyle(FormatStyle::LK_JavaScript)) {
+ EXPECT_EQ(Code.str(), format(test::messUp(Code), Style));
+ }
+};
+
+TEST_F(FormatTestJS, UnderstandsJavaScriptOperators) {
+ verifyFormat("a == = b;");
+ verifyFormat("a != = b;");
+
+ verifyFormat("a === b;");
+ verifyFormat("aaaaaaa ===\n b;", getGoogleJSStyleWithColumns(10));
+ verifyFormat("a !== b;");
+ verifyFormat("aaaaaaa !==\n b;", getGoogleJSStyleWithColumns(10));
+ verifyFormat("if (a + b + c +\n"
+ " d !==\n"
+ " e + f + g)\n"
+ " q();",
+ getGoogleJSStyleWithColumns(20));
+
+ verifyFormat("a >> >= b;");
+
+ verifyFormat("a >>> b;");
+ verifyFormat("aaaaaaa >>>\n b;", getGoogleJSStyleWithColumns(10));
+ verifyFormat("a >>>= b;");
+ verifyFormat("aaaaaaa >>>=\n b;", getGoogleJSStyleWithColumns(10));
+ verifyFormat("if (a + b + c +\n"
+ " d >>>\n"
+ " e + f + g)\n"
+ " q();",
+ getGoogleJSStyleWithColumns(20));
+ verifyFormat("var x = aaaaaaaaaa ?\n"
+ " bbbbbb :\n"
+ " ccc;",
+ getGoogleJSStyleWithColumns(20));
+}
+
+TEST_F(FormatTestJS, SpacesInContainerLiterals) {
+ verifyFormat("var arr = [1, 2, 3];");
+ verifyFormat("var obj = {a: 1, b: 2, c: 3};");
+
+ verifyFormat("var obj = {a: 1, b: 2, c: 3};",
+ getChromiumStyle(FormatStyle::LK_JavaScript));
+}
+
+TEST_F(FormatTestJS, SingleQuoteStrings) {
+ verifyFormat("this.function('', true);");
+}
+
+} // end namespace tooling
+} // end namespace clang