﻿// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.

using Roslyn.Test.Utilities;
using Xunit;

namespace Microsoft.CodeAnalysis.Editor.CSharp.UnitTests.StringCopyPaste
{
    public class PasteKnownSourceIntoMultiLineRawStringTests : StringCopyPasteCommandHandlerKnownSourceTests
    {
        #region Normal Copy/Paste tests

        // Tests where we actually set up a document to copy code from.

        [WpfFact]
        public void TestPasteSimpleNormalLiteralContent()
        {
            TestCopyPaste(
"""var v = "{|Copy:goo|}";""",
""""
var dest =
    """
    [||]
    """;
"""",
""""
var dest =
    """
    goo[||]
    """;
"""",
""""
var dest =
    """
    [||]
    """;
"""");
        }

        [WpfFact]
        public void TestPasteSimpleSubstringNormalLiteralContent()
        {
            TestCopyPaste(
"""var v = "g{|Copy:o|}o";""",
""""
var dest =
    """
    [||]
    """;
"""",
""""
var dest =
    """
    o[||]
    """;
"""",
""""
var dest =
    """
    [||]
    """;
"""");
        }

        [WpfFact]
        public void TestPastePartiallySelectedEscapeNormalLiteralContent()
        {
            TestCopyPaste(
"""var v = "\{|Copy:n|}";""",
""""
var dest =
    """
    [||]
    """;
"""",
""""
var dest =
    """
    n[||]
    """;
"""",
""""
var dest =
    """
    [||]
    """;
"""");
        }

        [WpfFact]
        public void TestPasteFullySelectedEscapeNormalLiteralContent()
        {
            TestCopyPaste(
"""var v = "{|Copy:\n|}";""",
""""
var dest =
    """
    [||]
    """;
"""",
"var dest =\r\n    \"\"\"\r\n    \n    [||]\r\n    \"\"\";",
""""
var dest =
    """
    \n[||]
    """;
"""");
        }

        [WpfFact]
        public void TestPastePartiallySelectedQuoteNormalLiteralContent()
        {
            TestCopyPaste(
"""var v = "\{|Copy:"|}";""",
""""
var dest =
    """
    [||]
    """;
"""",
""""
var dest =
    """
    "[||]
    """;
"""",
""""
var dest =
    """
    [||]
    """;
"""");
        }

        [WpfFact]
        public void TestPasteFullySelectedQuoteNormalLiteralContent()
        {
            TestCopyPaste(
"""var v = "{|Copy:\"|}";""",
""""
var dest =
    """
    [||]
    """;
"""",
""""
var dest =
    """
    "[||]
    """;
"""",
""""
var dest =
    """
    \"[||]
    """;
"""");
        }

        [WpfFact]
        public void TestPasteSimpleVerbatimLiteralContent()
        {
            TestCopyPaste(
"""var v = @"{|Copy:goo|}";""",
""""
var dest =
    """
    [||]
    """;
"""",
""""
var dest =
    """
    goo[||]
    """;
"""",
""""
var dest =
    """
    [||]
    """;
"""");
        }

        [WpfFact]
        public void TestPasteSimpleSubstringVerbatimLiteralContent()
        {
            TestCopyPaste(
"""var v = @"g{|Copy:o|}o";""",
""""
var dest =
    """
    [||]
    """;
"""",
""""
var dest =
    """
    o[||]
    """;
"""",
""""
var dest =
    """
    [||]
    """;
"""");
        }

        [WpfFact]
        public void TestPasteSelectedVerbatimNewLineLiteralContent()
        {
            TestCopyPaste(
"""
var v = @"{|Copy:
|}";
""",
""""
var dest =
    """
    [||]
    """;
"""",
""""
var dest =
    """
    
    [||]
    """;
"""",
""""
var dest =
    """
    
[||]
    """;
"""");
        }

        [WpfFact]
        public void TestPasteFullySelectedEscapeVerbatimLiteralContent()
        {
            TestCopyPaste(
"""var v = @"{|Copy:""|}";""",
""""
var dest =
    """
    [||]
    """;
"""",
""""
var dest =
    """
    "[||]
    """;
"""",
""""
var dest =
    """
    ""[||]
    """;
"""");
        }

        [WpfFact]
        public void TestPasteSimpleRawSingleLineLiteralContent()
        {
            TestCopyPaste(
""""var v = """{|Copy:goo|}""";"""",
""""
var dest =
    """
    [||]
    """;
"""",
""""
var dest =
    """
    goo[||]
    """;
"""",
""""
var dest =
    """
    [||]
    """;
"""");
        }

        [WpfFact]
        public void TestPasteQuotesRawSingleLineLiteralContent()
        {
            TestCopyPaste(
""""var v = """{|Copy: "" |}""";"""",
""""
var dest =
    """
    [||]
    """;
"""",
""""
var dest =
    """
     "" [||]
    """;
"""",
""""
var dest =
    """
    [||]
    """;
"""");
        }

        [WpfFact]
        public void TestPasteSimpleRawMultiLineLiteralContent1()
        {
            TestCopyPaste(
""""
var v = """
    {|Copy:goo|}
    """;
"""",
""""
var dest =
    """
    [||]
    """;
"""",
""""
var dest =
    """
    goo[||]
    """;
"""",
""""
var dest =
    """
    [||]
    """;
"""");
        }

        [WpfFact]
        public void TestPasteSimpleRawMultiLineLiteralContent2()
        {
            TestCopyPaste(
""""
var v = """
    {|Copy:goo
    bar|}
    """;
"""",
""""
var dest =
    """
    [||]
    """;
"""",
""""
var dest =
    """
    goo
    bar[||]
    """;
"""",
""""
var dest =
    """
    [||]
    """;
"""");
        }

        [WpfFact]
        public void TestPasteSimpleRawMultiLineLiteralContent3()
        {
            TestCopyPaste(
""""
var v = """
{|Copy:    goo
    bar|}
    """;
"""",
""""
var dest =
    """
    [||]
    """;
"""",
""""
var dest =
    """
    goo
    bar[||]
    """;
"""",
""""
var dest =
    """
        goo
    bar[||]
    """;
"""");
        }

        [WpfFact]
        public void TestPasteInterpolationFromInterpolatedStringLiteralContent()
        {
            TestCopyPaste(
"""var v = $"{|Copy:{0}|}";""",
""""
var dest =
    """
    [||]
    """;
"""",
""""
var dest =
    """
    {0}[||]
    """;
"""",
""""
var dest =
    """
    [||]
    """;
"""");
        }

        [WpfFact]
        public void TestPasteInterpolationWithFormatClauseFromInterpolatedStringLiteralContent1()
        {
            TestCopyPaste(
"""var v = $"{|Copy:{0:X}|}";""",
""""
var dest =
    """
    [||]
    """;
"""",
""""
var dest =
    """
    {0:X}[||]
    """;
"""",
""""
var dest =
    """
    [||]
    """;
"""");
        }

        [WpfFact]
        public void TestPasteInterpolationWithFormatClauseFromInterpolatedStringLiteralContent2()
        {
            TestCopyPaste(
"""var v = $"{|Copy:{0:\"X\"}|}";""",
""""
var dest =
    """
    [||]
    """;
"""",
""""
var dest =
    """
    {0:"X"}[||]
    """;
"""",
""""
var dest =
    """
    {0:\"X\"}[||]
    """;
"""");
        }

        [WpfFact]
        public void TestPasteInterpolationWithStringFromInterpolatedStringLiteralContent1()
        {
            TestCopyPaste(
"""var v = $"{|Copy:{"goo"}|}";""",
""""
var dest =
    """
    [||]
    """;
"""",
""""
var dest =
    """
    {"goo"}[||]
    """;
"""",
""""
var dest =
    """
    [||]
    """;
"""");
        }

        [WpfFact]
        public void TestPasteInterpolationWithStringFromInterpolatedStringLiteralContent2()
        {
            TestCopyPaste(
"""var v = $"{|Copy:X{"goo"}Y|}";""",
""""
var dest =
    """
    [||]
    """;
"""",
""""
var dest =
    """
    X{"goo"}Y[||]
    """;
"""",
""""
var dest =
    """
    [||]
    """;
"""");
        }

        [WpfFact]
        public void TestPasteInterpolationWithStringFromInterpolatedStringLiteralContent3()
        {
            TestCopyPaste(
"""var v = $"{|Copy:\"X{"goo"}Y\"|}";""",
""""
var dest =
    """
    [||]
    """;
"""",
""""
var dest =
    """
    "X{"goo"}Y"[||]
    """;
"""",
""""
var dest =
    """
    \"X{"goo"}Y\"[||]
    """;
"""");
        }

        [WpfFact]
        public void TestPasteInterpolationWithStringFromInterpolatedStringLiteralContent4()
        {
            TestCopyPaste(
"""var v = $"{|Copy:\"X{@"goo"}Y\"|}";""",
""""
var dest =
    """
    [||]
    """;
"""",
""""
var dest =
    """
    "X{@"goo"}Y"[||]
    """;
"""",
""""
var dest =
    """
    \"X{@"goo"}Y\"[||]
    """;
"""");
        }

        [WpfFact]
        public void TestPasteInterpolationFromVerbatimInterpolatedStringLiteralContent()
        {
            TestCopyPaste(
"""var v = $@"{|Copy:{0}|}";""",
""""
var dest =
    """
    [||]
    """;
"""",
""""
var dest =
    """
    {0}[||]
    """;
"""",
""""
var dest =
    """
    [||]
    """;
"""");
        }

        [WpfFact]
        public void TestPasteInterpolationWithFormatClauseFromVerbatimInterpolatedStringLiteralContent1()
        {
            TestCopyPaste(
"""var v = $@"{|Copy:{0:X}|}";""",
""""
var dest =
    """
    [||]
    """;
"""",
""""
var dest =
    """
    {0:X}[||]
    """;
"""",
""""
var dest =
    """
    [||]
    """;
"""");
        }

        [WpfFact]
        public void TestPasteInterpolationWithFormatClauseFromVerbatimInterpolatedStringLiteralContent2()
        {
            TestCopyPaste(
"""var v = $@"{|Copy:{0:""X""}|}";""",
""""
var dest =
    """
    [||]
    """;
"""",
""""
var dest =
    """
    {0:"X"}[||]
    """;
"""",
""""
var dest =
    """
    {0:""X""}[||]
    """;
"""");
        }

        [WpfFact]
        public void TestPasteInterpolationWithStringFromVerbatimInterpolatedStringLiteralContent1()
        {
            TestCopyPaste(
"""var v = $@"{|Copy:{"goo"}|}";""",
""""
var dest =
    """
    [||]
    """;
"""",
""""
var dest =
    """
    {"goo"}[||]
    """;
"""",
""""
var dest =
    """
    [||]
    """;
"""");
        }

        [WpfFact]
        public void TestPasteInterpolationWithStringFromVerbatimInterpolatedStringLiteralContent2()
        {
            TestCopyPaste(
"""var v = $@"{|Copy:X{"goo"}Y|}";""",
""""
var dest =
    """
    [||]
    """;
"""",
""""
var dest =
    """
    X{"goo"}Y[||]
    """;
"""",
""""
var dest =
    """
    [||]
    """;
"""");
        }

        [WpfFact]
        public void TestPasteInterpolationWithStringFromVerbatimInterpolatedStringLiteralContent3()
        {
            TestCopyPaste(
"""var v = $@"{|Copy:""X{"goo"}Y""|}";""",
""""
var dest =
    """
    [||]
    """;
"""",
""""
var dest =
    """
    "X{"goo"}Y"[||]
    """;
"""",
""""
var dest =
    """
    ""X{"goo"}Y""[||]
    """;
"""");
        }

        [WpfFact]
        public void TestPasteInterpolationWithStringFromVerbatimInterpolatedStringLiteralContent4()
        {
            TestCopyPaste(
"""var v = $@"{|Copy:""X{@"goo"}Y""|}";""",
""""
var dest =
    """
    [||]
    """;
"""",
""""
var dest =
    """
    "X{@"goo"}Y"[||]
    """;
"""",
""""
var dest =
    """
    ""X{@"goo"}Y""[||]
    """;
"""");
        }

        #endregion

        #region Known Source tests

        // Tests where we place things directly on the clipboard (avoiding the need to do the actual copy).
        // This allows a port of the tests in PasteUnknownSourceIntoSingleLineRawStringTests.cs

        [WpfFact]
        public void TestNewLineIntoSingleLineRawString1_A()
        {
            TestPasteKnownSource(
                pasteText: "\n",
""""
var x = """
    [||]
    """
"""",
"var x = \"\"\"\r\n    \n    [||]\r\n    \"\"\"",
                afterUndo:
"var x = \"\"\"\r\n    \n[||]\r\n    \"\"\"");
        }

        [WpfFact]
        public void TestNewLineIntoSingleLineRawString2_A()
        {
            TestPasteKnownSource(
                pasteText: """


                """,
""""
var x = """
    [||]
    """
"""",
""""
var x = """
    
    [||]
    """
"""",
                afterUndo:
""""
var x = """
    
[||]
    """
"""");
        }

        [WpfFact]
        public void TestSpacesIntoSingleLineRawString1_A()
        {
            TestPasteKnownSource(
                pasteText: """    """,
""""
var x = """
    [||]
    """
"""",
""""
var x = """
        [||]
    """
"""",
                afterUndo:
""""
var x = """
    [||]
    """
"""");
        }

        [WpfFact]
        public void TestSpacesIntoSingleLineRawString2()
        {
            TestPasteKnownSource(
                pasteText: """
                    

                """,
""""
var x = """
    [||]
    """
"""",
""""
var x = """
        
    [||]
    """
"""",
                afterUndo:
""""
var x = """
        
[||]
    """
"""");
        }

        [WpfFact]
        public void TestSingleQuoteIntoSingleLineRawString_A()
        {
            TestPasteKnownSource(
                pasteText: """'""",
""""
var x = """
    [||]
    """
"""",
""""
var x = """
    '[||]
    """
"""",
                afterUndo:
""""
var x = """
    [||]
    """
"""");
        }

        [WpfFact]
        public void TestDoubleQuoteIntoSingleLineRawString_A()
        {
            TestPasteKnownSource(
                pasteText: """
                "
                """,
""""
var x = """
    [||]
    """
"""",
""""
var x = """
    "[||]
    """
"""",
                afterUndo:
""""
var x = """
    [||]
    """
"""");
        }

        [WpfFact]
        public void TestTripleQuoteIntoSingleLineRawString1_A()
        {
            TestPasteKnownSource(
                pasteText: """"
                """
                """",
""""
var x = """
    [||]
    """
"""",
"""""
var x = """"
    """[||]
    """"
""""",
                afterUndo:
""""
var x = """
    """[||]
    """
"""");
        }

        [WpfFact]
        public void TestTwoQuotesIntoSingleLineRawString3()
        {
            TestPasteKnownSource(
                pasteText: """
                ""
                """,
""""
var x = """
    "[||]
    """
"""",
"""""
var x = """"
    """[||]
    """"
""""",
                afterUndo:
""""
var x = """
    """[||]
    """
"""");
        }

        [WpfFact]
        public void TestTripleQuoteIntoSingleLineRawString3()
        {
            TestPasteKnownSource(
                pasteText: """"
                """
                """",
""""
var x = """
    "[||]
    """
"""",
""""""
var x = """""
    """"[||]
    """""
"""""",
                afterUndo:
"""""
var x = """
    """"[||]
    """
""""");
        }

        [WpfFact]
        public void TestTripleQuoteIntoSingleLineRawString4()
        {
            TestPasteKnownSource(
                pasteText: """"
                """
                """",
""""
var x = """
    "[||]"
    """
"""",
"""""""
var x = """"""
    """"[||]"
    """"""
""""""",
                afterUndo:
"""""
var x = """
    """"[||]"
    """
""""");
        }

        [WpfFact]
        public void TestTripleQuoteIntoSingleLineRawString5()
        {
            TestPasteKnownSource(
                pasteText: """"
                """
                """",
""""
var x = """
    [||]"
    """
"""",
""""""
var x = """""
    """[||]"
    """""
"""""",
                afterUndo:
""""
var x = """
    """[||]"
    """
"""");
        }

        [WpfFact]
        public void TestQuadrupleQuoteIntoSingleLineRawString()
        {
            TestPasteKnownSource(
                pasteText: """""
                """"
                """"",
""""
var x = """
    [||]
    """
"""",
""""""
var x = """""
    """"[||]
    """""
"""""",
                afterUndo:
"""""
var x = """
    """"[||]
    """
""""");
        }

        [WpfFact]
        public void TestComplexStringIntoSingleLineRawString()
        {
            TestPasteKnownSource(
                pasteText: """  ""  """,
""""
var x = """
    [||]
    """
"""",
""""
var x = """
      ""  [||]
    """
"""",
                afterUndo:
""""
var x = """
    [||]
    """
"""");
        }

        [WpfFact]
        public void TestNormalTextIntoSingleLineRawString_A()
        {
            TestPasteKnownSource(
                pasteText: """abc""",
""""
var x = """
    [||]
    """
"""",
""""
var x = """
    abc[||]
    """
"""",
                afterUndo:
""""
var x = """
    [||]
    """
"""");
        }

        [WpfFact]
        public void TestNormalTextIntoSingleLineRawStringSingleLine1_A()
        {
            TestPasteKnownSource(
                pasteText: """
                abc
                def
                """,
""""
var x = """
    [||]
    """
"""",
""""
var x = """
    abc
    def[||]
    """
"""",
                afterUndo:
""""
var x = """
    abc
def[||]
    """
"""");
        }

        [WpfFact]
        public void TestNormalTextIntoSingleLineRawStringSingleLine4()
        {
            TestPasteKnownSource(
                pasteText: """
                abc
                def
                """,
""""
var x = """
    goo[||]
    """
"""",
""""
var x = """
    gooabc
    def[||]
    """
"""",
                afterUndo:
""""
var x = """
    gooabc
def[||]
    """
"""");
        }

        [WpfFact]
        public void TestNormalTextIntoSingleLineRawStringSingleLine5()
        {
            TestPasteKnownSource(
                pasteText: """
                abc
                def
                """,
""""
var x = """
    goo[||]bar
    """
"""",
""""
var x = """
    gooabc
    def[||]bar
    """
"""",
                afterUndo:
""""
var x = """
    gooabc
def[||]bar
    """
"""");
        }

        [WpfFact]
        public void TestNormalTextIntoSingleLineRawStringSingleLine6()
        {
            TestPasteKnownSource(
                pasteText: """
                abc
                def

                """,
""""
var x = """
    goo[||]bar
    """
"""",
""""
var x = """
    gooabc
    def
    [||]bar
    """
"""",
                afterUndo:
""""
var x = """
    gooabc
def
[||]bar
    """
"""");
        }

        [WpfFact]
        public void TestNormalTextIntoSingleLineRawStringSingleLine7_A()
        {
            TestPasteKnownSource(
                pasteText: """
                abc
                    def
                ghi
                """,
""""
var x = """
    [||]
    """
"""",
""""
var x = """
    abc
        def
    ghi[||]
    """
"""",
                afterUndo:
""""
var x = """
    abc
    def
ghi[||]
    """
"""");
        }

        [WpfFact]
        public void TestNormalTextIntoSingleLineRawStringSingleLine7_B()
        {
            TestPasteKnownSource(
                pasteText: """
                abc
                    def
                ghi
                """,
""""
var x = """
          [||]
          """
"""",
""""
var x = """
          abc
              def
          ghi[||]
          """
"""",
                afterUndo:
""""
var x = """
          abc
    def
ghi[||]
          """
"""");
        }

        [WpfFact]
        public void TestNormalTextIntoSingleLineRawStringSingleLine8_A()
        {
            TestPasteKnownSource(
                pasteText: """
                abc
                    def
                    ghi
                """,
""""
var x = """
    [||]
    """
"""",
""""
var x = """
    abc
        def
        ghi[||]
    """
"""",
                afterUndo:
""""
var x = """
    abc
    def
    ghi[||]
    """
"""");
        }

        [WpfFact]
        public void TestNormalTextIntoSingleLineRawStringSingleLine9_A()
        {
            TestPasteKnownSource(
                pasteText: """
                    abc
                    def
                    ghi
                """,
""""
var x = """
    [||]
    """
"""",
""""
var x = """
        abc
        def
        ghi[||]
    """
"""",
                afterUndo:
""""
var x = """
        abc
    def
    ghi[||]
    """
"""");
        }

        [WpfFact]
        public void TestNormalTextIntoSingleLineRawStringSingleLine10_A()
        {
            TestPasteKnownSource(
                pasteText: """
                        abc
                    def
                    ghi
                """,
""""
var x = """
    [||]
    """
"""",
""""
var x = """
            abc
        def
        ghi[||]
    """
"""",
                afterUndo:
""""
var x = """
            abc
    def
    ghi[||]
    """
"""");
        }

        [WpfFact]
        public void TestNormalTextIntoSingleLineRawStringSingleLine11_A()
        {
            TestPasteKnownSource(
                pasteText: """
                abc
                def
                """,
""""
var x = """
    [||]{|Selection:    |}
    """
"""",
""""
var x = """
    abc
    def[||]
    """
"""",
                afterUndo:
""""
var x = """
    abc
def[||]
    """
"""");
        }

        [WpfFact]
        public void TestNormalTextIntoSingleLineRawStringSingleLine12_A()
        {
            TestPasteKnownSource(
                pasteText: """
                abc
                def

                """,
""""
var x = """
    [||]{|Selection:    |}
    """
"""",
""""
var x = """
    abc
    def
    [||]
    """
"""",
                afterUndo:
""""
var x = """
    abc
def
[||]
    """
"""");
        }

        [WpfFact]
        public void TestNormalTextIntoSingleLineRawStringSingleLine13_A()
        {
            TestPasteKnownSource(
                pasteText: """
                abc
                def
                """,
""""
var x = """
    [||]{|Selection:    |}  
    """
"""",
""""
var x = """
    abc
    def[||]  
    """
"""",
                afterUndo:
""""
var x = """
    abc
def[||]  
    """
"""");
        }

        [WpfFact]
        public void TestNormalTextIntoSingleLineRawStringHeader1_A()
        {
            TestPasteKnownSource(
                pasteText: """
                "bar
                """,
""""
var x = """
    [||]goo
    """
"""",
""""
var x = """
    "bar[||]goo
    """
"""",
                afterUndo:
""""
var x = """
    [||]goo
    """
"""");
        }

        [WpfFact]
        public void TestQuotesIntoHeader1()
        {
            TestPasteKnownSource(
                pasteText: """
                ""
                """,
""""
var x = """
    [||]{|Selection:    |}
    """
"""",
""""
var x = """
    ""[||]
    """
"""",
                afterUndo:
""""
var x = """
        [||]
    """
"""");
        }

        [WpfFact]
        public void TestQuotesIntoHeader2()
        {
            TestPasteKnownSource(
                pasteText: """"
                """
                """",
""""
var x = """
    [||]{|Selection:    |}
    """
"""",
"""""
var x = """"
    """[||]
    """"
""""",
                afterUndo:
""""
var x = """
    """[||]
    """
"""");
        }

        #endregion
    }
}
