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-rw-r--r--gnu/llvm/clang/unittests/Format/FormatTestCSharp.cpp378
1 files changed, 378 insertions, 0 deletions
diff --git a/gnu/llvm/clang/unittests/Format/FormatTestCSharp.cpp b/gnu/llvm/clang/unittests/Format/FormatTestCSharp.cpp
new file mode 100644
index 00000000000..d8311d26964
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+++ b/gnu/llvm/clang/unittests/Format/FormatTestCSharp.cpp
@@ -0,0 +1,378 @@
+//===- unittest/Format/FormatTestCSharp.cpp - Formatting tests for CSharp -===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#include "FormatTestUtils.h"
+#include "clang/Format/Format.h"
+#include "llvm/Support/Debug.h"
+#include "gtest/gtest.h"
+
+#define DEBUG_TYPE "format-test"
+
+namespace clang {
+namespace format {
+
+class FormatTestCSharp : public ::testing::Test {
+protected:
+ static std::string format(llvm::StringRef Code, unsigned Offset,
+ unsigned Length, const FormatStyle &Style) {
+ LLVM_DEBUG(llvm::errs() << "---\n");
+ LLVM_DEBUG(llvm::errs() << Code << "\n\n");
+ std::vector<tooling::Range> Ranges(1, tooling::Range(Offset, Length));
+ tooling::Replacements Replaces = reformat(Style, Code, Ranges);
+ auto Result = applyAllReplacements(Code, Replaces);
+ EXPECT_TRUE(static_cast<bool>(Result));
+ LLVM_DEBUG(llvm::errs() << "\n" << *Result << "\n\n");
+ return *Result;
+ }
+
+ static std::string
+ format(llvm::StringRef Code,
+ const FormatStyle &Style = getMicrosoftStyle(FormatStyle::LK_CSharp)) {
+ return format(Code, 0, Code.size(), Style);
+ }
+
+ static FormatStyle getStyleWithColumns(unsigned ColumnLimit) {
+ FormatStyle Style = getMicrosoftStyle(FormatStyle::LK_CSharp);
+ Style.ColumnLimit = ColumnLimit;
+ return Style;
+ }
+
+ static void verifyFormat(
+ llvm::StringRef Code,
+ const FormatStyle &Style = getMicrosoftStyle(FormatStyle::LK_CSharp)) {
+ EXPECT_EQ(Code.str(), format(Code, Style)) << "Expected code is not stable";
+ EXPECT_EQ(Code.str(), format(test::messUp(Code), Style));
+ }
+};
+
+TEST_F(FormatTestCSharp, CSharpClass) {
+ verifyFormat("public class SomeClass\n"
+ "{\n"
+ " void f()\n"
+ " {\n"
+ " }\n"
+ " int g()\n"
+ " {\n"
+ " return 0;\n"
+ " }\n"
+ " void h()\n"
+ " {\n"
+ " while (true)\n"
+ " f();\n"
+ " for (;;)\n"
+ " f();\n"
+ " if (true)\n"
+ " f();\n"
+ " }\n"
+ "}");
+}
+
+TEST_F(FormatTestCSharp, AccessModifiers) {
+ verifyFormat("public String toString()\n"
+ "{\n"
+ "}");
+ verifyFormat("private String toString()\n"
+ "{\n"
+ "}");
+ verifyFormat("protected String toString()\n"
+ "{\n"
+ "}");
+ verifyFormat("internal String toString()\n"
+ "{\n"
+ "}");
+
+ verifyFormat("public override String toString()\n"
+ "{\n"
+ "}");
+ verifyFormat("private override String toString()\n"
+ "{\n"
+ "}");
+ verifyFormat("protected override String toString()\n"
+ "{\n"
+ "}");
+ verifyFormat("internal override String toString()\n"
+ "{\n"
+ "}");
+
+ verifyFormat("internal static String toString()\n"
+ "{\n"
+ "}");
+}
+
+TEST_F(FormatTestCSharp, NoStringLiteralBreaks) {
+ verifyFormat("foo("
+ "\"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
+ "aaaaaa\");");
+}
+
+TEST_F(FormatTestCSharp, CSharpVerbatiumStringLiterals) {
+ verifyFormat("foo(@\"aaaaaaaa\\abc\\aaaa\");");
+ // @"ABC\" + ToString("B") - handle embedded \ in literal string at
+ // the end
+ //
+ /*
+ * After removal of Lexer change we are currently not able
+ * To handle these cases
+ verifyFormat("string s = @\"ABC\\\" + ToString(\"B\");");
+ verifyFormat("string s = @\"ABC\"\"DEF\"\"GHI\"");
+ verifyFormat("string s = @\"ABC\"\"DEF\"\"\"");
+ verifyFormat("string s = @\"ABC\"\"DEF\"\"\" + abc");
+ */
+}
+
+TEST_F(FormatTestCSharp, CSharpInterpolatedStringLiterals) {
+ verifyFormat("foo($\"aaaaaaaa{aaa}aaaa\");");
+ verifyFormat("foo($\"aaaa{A}\");");
+ verifyFormat(
+ "foo($\"aaaa{A}"
+ "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\");");
+ verifyFormat("Name = $\"{firstName} {lastName}\";");
+
+ // $"ABC\" + ToString("B") - handle embedded \ in literal string at
+ // the end
+ verifyFormat("string s = $\"A{abc}BC\" + ToString(\"B\");");
+ verifyFormat("$\"{domain}\\\\{user}\"");
+ verifyFormat(
+ "var verbatimInterpolated = $@\"C:\\Users\\{userName}\\Documents\\\";");
+}
+
+TEST_F(FormatTestCSharp, CSharpFatArrows) {
+ verifyFormat("Task serverTask = Task.Run(async() => {");
+ verifyFormat("public override string ToString() => \"{Name}\\{Age}\";");
+}
+
+TEST_F(FormatTestCSharp, CSharpNullConditional) {
+ FormatStyle Style = getGoogleStyle(FormatStyle::LK_CSharp);
+ Style.SpaceBeforeParens = FormatStyle::SBPO_Always;
+
+ verifyFormat(
+ "public Person(string firstName, string lastName, int? age=null)");
+
+ verifyFormat("foo () {\n"
+ " switch (args?.Length) {}\n"
+ "}",
+ Style);
+
+ verifyFormat("switch (args?.Length) {}", Style);
+
+ verifyFormat("public static void Main(string[] args)\n"
+ "{\n"
+ " string dirPath = args?[0];\n"
+ "}");
+
+ Style.SpaceBeforeParens = FormatStyle::SBPO_Never;
+
+ verifyFormat("switch(args?.Length) {}", Style);
+}
+
+TEST_F(FormatTestCSharp, Attributes) {
+ verifyFormat("[STAThread]\n"
+ "static void Main(string[] args)\n"
+ "{\n"
+ "}");
+
+ verifyFormat("[TestMethod]\n"
+ "private class Test\n"
+ "{\n"
+ "}");
+
+ verifyFormat("[TestMethod]\n"
+ "protected class Test\n"
+ "{\n"
+ "}");
+
+ verifyFormat("[TestMethod]\n"
+ "internal class Test\n"
+ "{\n"
+ "}");
+
+ verifyFormat("[TestMethod]\n"
+ "class Test\n"
+ "{\n"
+ "}");
+
+ verifyFormat("[TestMethod]\n"
+ "[DeploymentItem(\"Test.txt\")]\n"
+ "public class Test\n"
+ "{\n"
+ "}");
+
+ verifyFormat("[System.AttributeUsage(System.AttributeTargets.Method)]\n"
+ "[System.Runtime.InteropServices.ComVisible(true)]\n"
+ "public sealed class STAThreadAttribute : Attribute\n"
+ "{\n"
+ "}");
+
+ verifyFormat("[Verb(\"start\", HelpText = \"Starts the server listening on "
+ "provided port\")]\n"
+ "class Test\n"
+ "{\n"
+ "}");
+
+ verifyFormat("[TestMethod]\n"
+ "public string Host\n"
+ "{\n"
+ " set;\n"
+ " get;\n"
+ "}");
+
+ verifyFormat("[TestMethod(\"start\", HelpText = \"Starts the server "
+ "listening on provided host\")]\n"
+ "public string Host\n"
+ "{\n"
+ " set;\n"
+ " get;\n"
+ "}");
+}
+
+TEST_F(FormatTestCSharp, CSharpUsing) {
+ FormatStyle Style = getGoogleStyle(FormatStyle::LK_CSharp);
+ Style.SpaceBeforeParens = FormatStyle::SBPO_Always;
+ verifyFormat("public void foo () {\n"
+ " using (StreamWriter sw = new StreamWriter (filenameA)) {}\n"
+ "}",
+ Style);
+
+ verifyFormat("using (StreamWriter sw = new StreamWriter (filenameB)) {}",
+ Style);
+
+ Style.SpaceBeforeParens = FormatStyle::SBPO_Never;
+ verifyFormat("public void foo() {\n"
+ " using(StreamWriter sw = new StreamWriter(filenameB)) {}\n"
+ "}",
+ Style);
+
+ verifyFormat("using(StreamWriter sw = new StreamWriter(filenameB)) {}",
+ Style);
+}
+
+TEST_F(FormatTestCSharp, CSharpRegions) {
+ verifyFormat("#region aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa aaaaaaaaaaaaaaaaa "
+ "aaaaaaaaaaaaaaa long region");
+}
+
+TEST_F(FormatTestCSharp, CSharpKeyWordEscaping) {
+ verifyFormat("public enum var { none, @string, bool, @enum }");
+}
+
+TEST_F(FormatTestCSharp, CSharpNullCoalescing) {
+ verifyFormat("var test = ABC ?? DEF");
+ verifyFormat("string myname = name ?? \"ABC\";");
+ verifyFormat("return _name ?? \"DEF\";");
+}
+
+TEST_F(FormatTestCSharp, AttributesIndentation) {
+ FormatStyle Style = getMicrosoftStyle(FormatStyle::LK_CSharp);
+ Style.AlwaysBreakAfterReturnType = FormatStyle::RTBS_None;
+
+ verifyFormat("[STAThread]\n"
+ "static void Main(string[] args)\n"
+ "{\n"
+ "}",
+ Style);
+
+ verifyFormat("[STAThread]\n"
+ "void "
+ "veryLooooooooooooooongFunctionName(string[] args)\n"
+ "{\n"
+ "}",
+ Style);
+
+ verifyFormat("[STAThread]\n"
+ "veryLoooooooooooooooooooongReturnType "
+ "veryLooooooooooooooongFunctionName(string[] args)\n"
+ "{\n"
+ "}",
+ Style);
+
+ verifyFormat("[SuppressMessage(\"A\", \"B\", Justification = \"C\")]\n"
+ "public override X Y()\n"
+ "{\n"
+ "}\n",
+ Style);
+
+ verifyFormat("[SuppressMessage]\n"
+ "public X Y()\n"
+ "{\n"
+ "}\n",
+ Style);
+
+ verifyFormat("[SuppressMessage]\n"
+ "public override X Y()\n"
+ "{\n"
+ "}\n",
+ Style);
+
+ verifyFormat("public A(B b) : base(b)\n"
+ "{\n"
+ " [SuppressMessage]\n"
+ " public override X Y()\n"
+ " {\n"
+ " }\n"
+ "}\n",
+ Style);
+
+ verifyFormat("public A : Base\n"
+ "{\n"
+ "}\n"
+ "[Test]\n"
+ "public Foo()\n"
+ "{\n"
+ "}\n",
+ Style);
+
+ verifyFormat("namespace\n"
+ "{\n"
+ "public A : Base\n"
+ "{\n"
+ "}\n"
+ "[Test]\n"
+ "public Foo()\n"
+ "{\n"
+ "}\n"
+ "}\n",
+ Style);
+}
+
+TEST_F(FormatTestCSharp, CSharpSpaceBefore) {
+ FormatStyle Style = getGoogleStyle(FormatStyle::LK_CSharp);
+ Style.SpaceBeforeParens = FormatStyle::SBPO_Always;
+
+ verifyFormat("List<string> list;", Style);
+ verifyFormat("Dictionary<string, string> dict;", Style);
+
+ verifyFormat("for (int i = 0; i < size (); i++) {\n"
+ "}",
+ Style);
+ verifyFormat("foreach (var x in y) {\n"
+ "}",
+ Style);
+ verifyFormat("switch (x) {}", Style);
+ verifyFormat("do {\n"
+ "} while (x);",
+ Style);
+
+ Style.SpaceBeforeParens = FormatStyle::SBPO_Never;
+
+ verifyFormat("List<string> list;", Style);
+ verifyFormat("Dictionary<string, string> dict;", Style);
+
+ verifyFormat("for(int i = 0; i < size(); i++) {\n"
+ "}",
+ Style);
+ verifyFormat("foreach(var x in y) {\n"
+ "}",
+ Style);
+ verifyFormat("switch(x) {}", Style);
+ verifyFormat("do {\n"
+ "} while(x);",
+ Style);
+}
+
+} // namespace format
+} // end namespace clang
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