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

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

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

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

        [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 =
    $"\n[||]";
""",
"""
var dest =
    $"[||]";
""");
        }

        [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 =
    $"\r\n[||]";
""",
"""
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\r\nbar[||]";
""",
"""
var dest =
    $"goo
    bar[||]";
""");
        }

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

        [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 =
    $"[||]";
""");
        }

        [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""}[||]";
""");
        }
    }
}
