#nullable enable using System.Text; using UICatalog; using UnitTests; using Xunit.Abstractions; // Alias Console to MockConsole so we don't accidentally use Console namespace UnitTests_Parallelizable.TextTests; public class TextFormatterDrawTests (ITestOutputHelper output) : FakeDriverBase { public static IEnumerable CMGlyphs => new List { new object [] { $"{Glyphs.LeftBracket} Say Hello 你 {Glyphs.RightBracket}", 16, 15 } }; [Theory] [InlineData ("A", 1, 0, "")] [InlineData ("A", 0, 1, "")] [InlineData ("AB1 2", 2, 1, "2")] [InlineData ("AB12", 5, 1, "21BA")] [InlineData ("AB\n12", 5, 2, "21\nBA")] [InlineData ("ABC 123 456", 7, 2, "CBA \n654 321")] [InlineData ("こんにちは", 1, 1, "")] [InlineData ("こんにちは", 2, 1, "は")] [InlineData ("こんにちは", 5, 1, "はち")] [InlineData ("こんにちは", 10, 1, "はちにんこ")] [InlineData ("こんにちは\nAB\n12", 10, 3, "21 \nBA \nはちにんこ")] public void Draw_Horizontal_RightLeft_BottomTop (string text, int width, int height, string expectedText) { IDriver driver = CreateFakeDriver (); TextFormatter tf = new () { Text = text, Direction = TextDirection.RightLeft_BottomTop }; tf.ConstrainToWidth = width; tf.ConstrainToHeight = height; tf.Draw (driver: driver, screen: new (0, 0, width, height), normalColor: Attribute.Default, hotColor: Attribute.Default); DriverAssert.AssertDriverContentsWithFrameAre (expectedText, output, driver); } [Theory] [InlineData ("A", 1, 0, "")] [InlineData ("A", 0, 1, "")] [InlineData ("AB1 2", 2, 1, "2")] [InlineData ("AB12", 5, 1, "21BA")] [InlineData ("AB\n12", 5, 2, "BA\n21")] [InlineData ("ABC 123 456", 7, 2, "654 321\nCBA ")] [InlineData ("こんにちは", 1, 1, "")] [InlineData ("こんにちは", 2, 1, "は")] [InlineData ("こんにちは", 5, 1, "はち")] [InlineData ("こんにちは", 10, 1, "はちにんこ")] [InlineData ("こんにちは\nAB\n12", 10, 3, "はちにんこ\nBA \n21 ")] public void Draw_Horizontal_RightLeft_TopBottom (string text, int width, int height, string expectedText) { IDriver driver = CreateFakeDriver (); TextFormatter tf = new () { Text = text, Direction = TextDirection.RightLeft_TopBottom }; tf.ConstrainToWidth = width; tf.ConstrainToHeight = height; tf.Draw (driver: driver, screen: new (0, 0, width, height), normalColor: Attribute.Default, hotColor: Attribute.Default); DriverAssert.AssertDriverContentsWithFrameAre (expectedText, output, driver); } [Theory] [InlineData ("A", 0, 1, "", 0)] [InlineData ("A", 1, 1, "A", 0)] [InlineData ("A", 2, 2, " A", 1)] [InlineData ("AB", 1, 1, "B", 0)] [InlineData ("AB", 2, 2, " A\n B", 0)] [InlineData ("ABC", 3, 2, " B\n C", 0)] [InlineData ("ABC", 4, 2, " B\n C", 0)] [InlineData ("ABC", 6, 2, " B\n C", 0)] [InlineData ("こんにちは", 0, 1, "", 0)] [InlineData ("こんにちは", 1, 0, "", 0)] [InlineData ("こんにちは", 1, 1, "", 0)] [InlineData ("こんにちは", 2, 1, "は", 0)] [InlineData ("こんにちは", 2, 2, "ち\nは", 0)] [InlineData ("こんにちは", 2, 3, "に\nち\nは", 0)] [InlineData ("こんにちは", 2, 4, "ん\nに\nち\nは", 0)] [InlineData ("こんにちは", 2, 5, "こ\nん\nに\nち\nは", 0)] [InlineData ("こんにちは", 2, 6, "こ\nん\nに\nち\nは", 1)] [InlineData ("ABCD\nこんにちは", 4, 7, " こ\n Aん\n Bに\n Cち\n Dは", 2)] [InlineData ("こんにちは\nABCD", 3, 7, "こ \nんA\nにB\nちC\nはD", 2)] public void Draw_Vertical_Bottom_Horizontal_Right (string text, int width, int height, string expectedText, int expectedY) { IDriver driver = CreateFakeDriver (); TextFormatter tf = new () { Text = text, Alignment = Alignment.End, Direction = TextDirection.TopBottom_LeftRight, VerticalAlignment = Alignment.End }; tf.ConstrainToWidth = width; tf.ConstrainToHeight = height; tf.Draw (driver: driver, screen: new (Point.Empty, new (width, height)), normalColor: Attribute.Default, hotColor: Attribute.Default); Rectangle rect = DriverAssert.AssertDriverContentsWithFrameAre (expectedText, output, driver); Assert.Equal (expectedY, rect.Y); } [Theory] [InlineData ("A", 1, 0, "")] [InlineData ("A", 0, 1, "")] [InlineData ("AB1 2", 1, 2, "2")] [InlineData ("AB12", 1, 5, "2\n1\nB\nA")] [InlineData ("AB\n12", 2, 5, "B2\nA1")] [InlineData ("ABC 123 456", 2, 7, "6C\n5B\n4A\n \n3 \n2 \n1 ")] [InlineData ("こんにちは", 1, 1, "")] [InlineData ("こんにちは", 2, 1, "は")] [InlineData ("こんにちは", 2, 5, "は\nち\nに\nん\nこ")] [InlineData ("こんにちは", 2, 10, "は\nち\nに\nん\nこ")] [InlineData ("こんにちは\nAB\n12", 4, 10, "はB2\nちA1\nに \nん \nこ ")] public void Draw_Vertical_BottomTop_LeftRight (string text, int width, int height, string expectedText) { IDriver driver = CreateFakeDriver (); TextFormatter tf = new () { Text = text, Direction = TextDirection.BottomTop_LeftRight }; tf.ConstrainToWidth = width; tf.ConstrainToHeight = height; tf.Draw (driver: driver, screen: new (0, 0, width, height), normalColor: Attribute.Default, hotColor: Attribute.Default); DriverAssert.AssertDriverContentsWithFrameAre (expectedText, output, driver); } [Theory] [InlineData ("A", 1, 0, "")] [InlineData ("A", 0, 1, "")] [InlineData ("AB1 2", 1, 2, "2")] [InlineData ("AB12", 1, 5, "2\n1\nB\nA")] [InlineData ("AB\n12", 2, 5, "2B\n1A")] [InlineData ("ABC 123 456", 2, 7, "C6\nB5\nA4\n \n 3\n 2\n 1")] [InlineData ("こんにちは", 1, 1, "")] [InlineData ("こんにちは", 2, 1, "は")] [InlineData ("こんにちは", 2, 5, "は\nち\nに\nん\nこ")] [InlineData ("こんにちは", 2, 10, "は\nち\nに\nん\nこ")] [InlineData ("こんにちは\nAB\n12", 4, 10, "2Bは\n1Aち\n に\n ん\n こ")] public void Draw_Vertical_BottomTop_RightLeft (string text, int width, int height, string expectedText) { IDriver driver = CreateFakeDriver (); TextFormatter tf = new () { Text = text, Direction = TextDirection.BottomTop_RightLeft }; tf.ConstrainToWidth = width; tf.ConstrainToHeight = height; tf.Draw (driver: driver, screen: new (0, 0, width, height), normalColor: Attribute.Default, hotColor: Attribute.Default); DriverAssert.AssertDriverContentsWithFrameAre (expectedText, output, driver); } [Theory] [InlineData ("A", 5, 5, "A")] [InlineData ( "AB12", 5, 5, @" A B 1 2")] [InlineData ( "AB\n12", 5, 5, @" A1 B2")] [InlineData ("", 5, 1, "")] [InlineData ( "Hello Worlds", 1, 12, @" H e l l o W o r l d s")] [InlineData ("Hello Worlds", 12, 1, @"HelloWorlds")] public void Draw_Vertical_TopBottom_LeftRight (string text, int width, int height, string expectedText) { IDriver driver = CreateFakeDriver (); TextFormatter tf = new () { Text = text, Direction = TextDirection.TopBottom_LeftRight }; tf.ConstrainToWidth = width; tf.ConstrainToHeight = height; tf.Draw (driver: driver, screen: new (0, 0, 20, 20), normalColor: Attribute.Default, hotColor: Attribute.Default); DriverAssert.AssertDriverContentsWithFrameAre (expectedText, output, driver); } [Theory] // The expectedY param is to probe that the expectedText param start at that Y coordinate [InlineData ("A", 0, "", 0)] [InlineData ("A", 1, "A", 0)] [InlineData ("A", 2, "A", 0)] [InlineData ("A", 3, "A", 1)] [InlineData ("AB", 1, "A", 0)] [InlineData ("AB", 2, "A\nB", 0)] [InlineData ("ABC", 2, "A\nB", 0)] [InlineData ("ABC", 3, "A\nB\nC", 0)] [InlineData ("ABC", 4, "A\nB\nC", 0)] [InlineData ("ABC", 5, "A\nB\nC", 1)] [InlineData ("ABC", 6, "A\nB\nC", 1)] [InlineData ("ABC", 9, "A\nB\nC", 3)] [InlineData ("ABCD", 2, "B\nC", 0)] [InlineData ("こんにちは", 0, "", 0)] [InlineData ("こんにちは", 1, "に", 0)] [InlineData ("こんにちは", 2, "ん\nに", 0)] [InlineData ("こんにちは", 3, "ん\nに\nち", 0)] [InlineData ("こんにちは", 4, "こ\nん\nに\nち", 0)] [InlineData ("こんにちは", 5, "こ\nん\nに\nち\nは", 0)] [InlineData ("こんにちは", 6, "こ\nん\nに\nち\nは", 0)] [InlineData ("ABCD\nこんにちは", 7, "Aこ\nBん\nCに\nDち\n は", 1)] [InlineData ("こんにちは\nABCD", 7, "こA\nんB\nにC\nちD\nは ", 1)] public void Draw_Vertical_TopBottom_LeftRight_Middle (string text, int height, string expectedText, int expectedY) { IDriver driver = CreateFakeDriver (); TextFormatter tf = new () { Text = text, Direction = TextDirection.TopBottom_LeftRight, VerticalAlignment = Alignment.Center }; int width = text.ToRunes ().Max (r => r.GetColumns ()); if (text.Contains ("\n")) { width++; } tf.ConstrainToWidth = width; tf.ConstrainToHeight = height; tf.Draw (driver: driver, screen: new (0, 0, 5, height), normalColor: Attribute.Default, hotColor: Attribute.Default); Rectangle rect = DriverAssert.AssertDriverContentsWithFrameAre (expectedText, output, driver); Assert.Equal (expectedY, rect.Y); } [Theory] [InlineData ("A", 5, "A")] [InlineData ( "AB12", 5, @" A B 1 2")] [InlineData ( "AB\n12", 5, @" A1 B2")] [InlineData ("", 1, "")] [InlineData ( "AB1 2", 2, @" A12 B ")] [InlineData ( "こんにちは", 1, @" こん")] [InlineData ( "こんにちは", 2, @" こに んち")] [InlineData ( "こんにちは", 5, @" こ ん に ち は")] public void Draw_Vertical_TopBottom_LeftRight_Top (string text, int height, string expectedText) { IDriver driver = CreateFakeDriver (); TextFormatter tf = new () { Text = text, Direction = TextDirection.TopBottom_LeftRight }; tf.ConstrainToWidth = 5; tf.ConstrainToHeight = height; tf.Draw (driver: driver, screen: new (0, 0, 5, height), normalColor: Attribute.Default, hotColor: Attribute.Default); DriverAssert.AssertDriverContentsWithFrameAre (expectedText, output, driver); } [Fact] public void FillRemaining_True_False () { IDriver driver = CreateFakeDriver (); driver.SetScreenSize (22, 5); Attribute [] attrs = { Attribute.Default, new (ColorName16.Green, ColorName16.BrightMagenta), new (ColorName16.Blue, ColorName16.Cyan) }; var tf = new TextFormatter { ConstrainToSize = new (14, 3), Text = "Test\nTest long\nTest long long\n", MultiLine = true }; tf.Draw (driver: driver, screen: new (1, 1, 19, 3), normalColor: attrs [1], hotColor: attrs [2]); Assert.False (tf.FillRemaining); DriverAssert.AssertDriverContentsWithFrameAre ( @" Test Test long Test long long", output, driver); DriverAssert.AssertDriverAttributesAre ( @" 000000000000000000000 011110000000000000000 011111111100000000000 011111111111111000000 000000000000000000000", output, driver, attrs); tf.FillRemaining = true; tf.Draw (driver: driver, screen: new (1, 1, 19, 3), normalColor: attrs [1], hotColor: attrs [2]); DriverAssert.AssertDriverAttributesAre ( @" 000000000000000000000 011111111111111111110 011111111111111111110 011111111111111111110 000000000000000000000", output, driver, attrs); } [Theory] [InlineData ("Hello World", 15, 1, "Hello World")] [InlineData ( "Well Done\nNice Work", 15, 2, @" Well Done Nice Work")] [InlineData ("你好 世界", 15, 1, "你好 世界")] [InlineData ( "做 得好\n幹 得好", 15, 2, @" 做 得好 幹 得好")] public void Justify_Horizontal (string text, int width, int height, string expectedText) { IDriver driver = CreateFakeDriver (); TextFormatter tf = new () { Text = text, Alignment = Alignment.Fill, ConstrainToSize = new Size (width, height), MultiLine = true }; tf.Draw (driver: driver, screen: new (0, 0, width, height), normalColor: Attribute.Default, hotColor: Attribute.Default); DriverAssert.AssertDriverContentsWithFrameAre (expectedText, output, driver); } [Fact] public void UICatalog_AboutBox_Text () { IDriver? driver = CreateFakeDriver (); TextFormatter tf = new () { Text = UICatalogTop.GetAboutBoxMessage (), Alignment = Alignment.Center, VerticalAlignment = Alignment.Start, WordWrap = false, MultiLine = true, HotKeySpecifier = (Rune)0xFFFF }; Size tfSize = tf.FormatAndGetSize (); Assert.Equal (new (59, 13), tfSize); driver!.SetScreenSize (tfSize.Width, tfSize.Height); driver.FillRect (driver.Screen, (Rune)'*'); tf.Draw (driver: driver, screen: driver.Screen, normalColor: Attribute.Default, hotColor: Attribute.Default); var expectedText = """ UI Catalog: A comprehensive sample library and test app for *********************************************************** _______ _ _ _____ _ * |__ __| (_) | | / ____| (_)* | | ___ _ __ _ __ ___ _ _ __ __ _| || | __ _ _ _ * | |/ _ \ '__| '_ ` _ \| | '_ \ / _` | || | |_ | | | | |* | | __/ | | | | | | | | | | | (_| | || |__| | |_| | |* |_|\___|_| |_| |_| |_|_|_| |_|\__,_|_(_)_____|\__,_|_|* *********************************************************** **********************v2 - Pre-Alpha*********************** *********************************************************** **********https://github.com/gui-cs/Terminal.Gui*********** *********************************************************** """; DriverAssert.AssertDriverContentsAre (expectedText.ReplaceLineEndings (), output, driver); } #region FormatAndGetSizeTests // TODO: Add multi-line examples // TODO: Add other TextDirection examples [Theory] [InlineData ("界1234", 10, 10, TextDirection.LeftRight_TopBottom, 6, 1, @"界1234")] [InlineData ("01234", 10, 10, TextDirection.LeftRight_TopBottom, 5, 1, @"01234")] [InlineData ( "界1234", 10, 10, TextDirection.TopBottom_LeftRight, 2, 5, """ 界 1 2 3 4 """)] [InlineData ( "01234", 10, 10, TextDirection.TopBottom_LeftRight, 1, 5, """ 0 1 2 3 4 """)] [InlineData ( "界1234", 3, 3, TextDirection.LeftRight_TopBottom, 3, 2, """ 界1 234 """)] [InlineData ( "01234", 3, 3, TextDirection.LeftRight_TopBottom, 3, 2, """ 012 34 """)] [InlineData ( "界1234", 3, 3, TextDirection.TopBottom_LeftRight, 3, 3, """ 界3 1 4 2 """)] [InlineData ( "01234", 3, 3, TextDirection.TopBottom_LeftRight, 2, 3, """ 03 14 2 """)] [InlineData ("01234", 2, 1, TextDirection.LeftRight_TopBottom, 2, 1, @"01")] public void FormatAndGetSize_Returns_Correct_Size ( string text, int width, int height, TextDirection direction, int expectedWidth, int expectedHeight, string expectedDraw ) { IDriver driver = CreateFakeDriver (); TextFormatter tf = new () { Direction = direction, ConstrainToWidth = width, ConstrainToHeight = height, Text = text }; Assert.True (tf.WordWrap); Size size = tf.FormatAndGetSize (); Assert.Equal (new (expectedWidth, expectedHeight), size); tf.Draw (driver: driver, screen: new (0, 0, width, height), normalColor: Attribute.Default, hotColor: Attribute.Default); DriverAssert.AssertDriverContentsWithFrameAre (expectedDraw, output, driver); } [Theory] [InlineData ("界1234", 10, 10, TextDirection.LeftRight_TopBottom, 6, 1, @"界1234")] [InlineData ("01234", 10, 10, TextDirection.LeftRight_TopBottom, 5, 1, @"01234")] [InlineData ( "界1234", 10, 10, TextDirection.TopBottom_LeftRight, 2, 5, """ 界 1 2 3 4 """)] [InlineData ( "01234", 10, 10, TextDirection.TopBottom_LeftRight, 1, 5, """ 0 1 2 3 4 """)] [InlineData ("界1234", 3, 3, TextDirection.LeftRight_TopBottom, 3, 1, @"界1")] [InlineData ("01234", 3, 3, TextDirection.LeftRight_TopBottom, 3, 1, @"012")] [InlineData ( "界1234", 3, 3, TextDirection.TopBottom_LeftRight, 2, 3, """ 界 1 2 """)] [InlineData ( "01234", 3, 3, TextDirection.TopBottom_LeftRight, 1, 3, """ 0 1 2 """)] public void FormatAndGetSize_WordWrap_False_Returns_Correct_Size ( string text, int width, int height, TextDirection direction, int expectedWidth, int expectedHeight, string expectedDraw ) { IDriver driver = CreateFakeDriver (); TextFormatter tf = new () { Direction = direction, ConstrainToSize = new (width, height), Text = text, WordWrap = false }; Assert.False (tf.WordWrap); Size size = tf.FormatAndGetSize (); Assert.Equal (new (expectedWidth, expectedHeight), size); tf.Draw (driver: driver, screen: new (0, 0, width, height), normalColor: Attribute.Default, hotColor: Attribute.Default); DriverAssert.AssertDriverContentsWithFrameAre (expectedDraw, output, driver); } [Theory] [InlineData ("\U0001F468\u200D\U0001F469\u200D\U0001F467\u200D\U0001F466", 2, 1, TextDirection.LeftRight_TopBottom, "👨‍👩‍👧‍👦")] [InlineData ("\U0001F468\u200D\U0001F469\u200D\U0001F467\u200D\U0001F466", 2, 1, TextDirection.TopBottom_LeftRight, "👨‍👩‍👧‍👦")] public void Draw_Emojis_With_Zero_Width_Joiner ( string text, int width, int height, TextDirection direction, string expectedDraw ) { IDriver driver = CreateFakeDriver (); TextFormatter tf = new () { Direction = direction, ConstrainToSize = new (width, height), Text = text, WordWrap = false }; Assert.Equal (width, text.GetColumns ()); tf.Draw (driver, new (0, 0, width, height), Attribute.Default, Attribute.Default); DriverAssert.AssertDriverContentsWithFrameAre (expectedDraw, output, driver); } #endregion }