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@@ -1,5 +1,6 @@
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using System;
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using System.Collections.Generic;
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+using System.Diagnostics.Tracing;
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using System.Linq;
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using System.Reflection;
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using System.Text.RegularExpressions;
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@@ -24,6 +25,7 @@ namespace Terminal.Gui.Views {
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[AttributeUsage (AttributeTargets.Class | AttributeTargets.Method, AllowMultiple = false, Inherited = true)]
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public class InitShutdown : Xunit.Sdk.BeforeAfterTestAttribute {
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+ public static string txt = "TAB to jump between text fields.";
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public override void Before (MethodInfo methodUnderTest)
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{
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if (_textView != null) {
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@@ -34,7 +36,6 @@ namespace Terminal.Gui.Views {
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// 1 2 3
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// 01234567890123456789012345678901=32 (Length)
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- var txt = "TAB to jump between text fields.";
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var buff = new byte [txt.Length];
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for (int i = 0; i < txt.Length; i++) {
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buff [i] = (byte)txt [i];
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@@ -1395,6 +1396,22 @@ namespace Terminal.Gui.Views {
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Assert.Equal ("changed", _textView.Text);
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}
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+ [Fact]
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+ [InitShutdown]
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+ public void TextChanged_Event_NoFires_OnTyping ()
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+ {
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+ var eventcount = 0;
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+ _textView.TextChanged += () => {
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+ eventcount++;
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+ };
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+
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+ _textView.Text = "ay";
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+ Assert.Equal (1, eventcount);
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+ _textView.ProcessKey (new KeyEvent (Key.Y, new KeyModifiers ()));
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+ Assert.Equal (1, eventcount);
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+ Assert.Equal ("Yay", _textView.Text.ToString ());
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+ }
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+
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[Fact]
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[InitShutdown]
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public void Used_Is_True_By_Default ()
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@@ -6409,5 +6426,351 @@ This is the second line.
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│ │
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└─────────────┘", output);
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}
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+
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+ [Fact, AutoInitShutdown]
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+ public void ContentsChanged_Event_NoFires_On_CursorPosition ()
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+ {
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+ var tv = new TextView {
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+ Width = 50,
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+ Height = 10,
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+ };
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+
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+ var eventcount = 0;
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+ Assert.Null (tv.ContentsChanged);
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+ tv.ContentsChanged += (e) => {
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+ eventcount++;
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+ };
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+
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+ tv.CursorPosition = new Point (0, 0);
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+
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+ Assert.Equal (0, eventcount);
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+ }
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+
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+ [Fact, AutoInitShutdown]
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+ public void ContentsChanged_Event_Fires_On_InsertText ()
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+ {
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+ var tv = new TextView {
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+ Width = 50,
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+ Height = 10,
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+ };
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+ tv.CursorPosition = new Point (0, 0);
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+
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+ var eventcount = 0;
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+
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+ Assert.Null (tv.ContentsChanged);
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+ tv.ContentsChanged += (e) => {
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+ eventcount++;
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+ };
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+
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+
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+ tv.InsertText ("a");
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+ Assert.Equal (1, eventcount);
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+
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+ tv.CursorPosition = new Point (0, 0);
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+ tv.InsertText ("bcd");
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+ Assert.Equal (4, eventcount);
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+
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+ tv.InsertText ("e");
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+ Assert.Equal (5, eventcount);
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+
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+ tv.InsertText ("\n");
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+ Assert.Equal (6, eventcount);
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+
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+ tv.InsertText ("1234");
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+ Assert.Equal (10, eventcount);
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+ }
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+
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+ [Fact, AutoInitShutdown]
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+ public void ContentsChanged_Event_Fires_On_Init ()
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+ {
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+ Application.Iteration += () => {
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+ Application.RequestStop ();
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+ };
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+
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+ var expectedRow = 0;
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+ var expectedCol = 0;
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+ var eventcount = 0;
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+
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+ var tv = new TextView {
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+ Width = 50,
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+ Height = 10,
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+ ContentsChanged = (e) => {
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+ eventcount++;
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+ Assert.Equal (expectedRow, e.Row);
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+ Assert.Equal (expectedCol, e.Col);
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+ }
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+ };
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+
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+ Application.Top.Add (tv);
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+ Application.Begin (Application.Top);
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+ Assert.Equal (1, eventcount);
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+ }
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+
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+ [Fact, AutoInitShutdown]
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+ public void ContentsChanged_Event_Fires_On_Set_Text ()
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+ {
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+ Application.Iteration += () => {
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+ Application.RequestStop ();
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+ };
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+ var eventcount = 0;
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+
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+ var expectedRow = 0;
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+ var expectedCol = 0;
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+
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+ var tv = new TextView {
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+ Width = 50,
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+ Height = 10,
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+ // you'd think col would be 3, but it's 0 because TextView sets
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+ // row/col = 0 when you set Text
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+ Text = "abc",
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+ ContentsChanged = (e) => {
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+ eventcount++;
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+ Assert.Equal (expectedRow, e.Row);
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+ Assert.Equal (expectedCol, e.Col);
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+ }
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+ };
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+ Assert.Equal ("abc", tv.Text);
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+
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+ Application.Top.Add (tv);
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+ var rs = Application.Begin (Application.Top);
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+ Assert.Equal (1, eventcount); // for Initialize
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+
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+ expectedCol = 0;
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+ tv.Text = "defg";
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+ Assert.Equal (2, eventcount); // for set Text = "defg"
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+ }
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+
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+ [Fact, AutoInitShutdown]
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+ public void ContentsChanged_Event_Fires_On_Typing ()
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+ {
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+ Application.Iteration += () => {
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+ Application.RequestStop ();
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+ };
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+ var eventcount = 0;
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+
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+ var expectedRow = 0;
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+ var expectedCol = 0;
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+
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+ var tv = new TextView {
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+ Width = 50,
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+ Height = 10,
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+ ContentsChanged = (e) => {
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+ eventcount++;
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+ Assert.Equal (expectedRow, e.Row);
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+ Assert.Equal (expectedCol, e.Col);
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+ }
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+ };
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+
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+ Application.Top.Add (tv);
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+ var rs = Application.Begin (Application.Top);
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+ Assert.Equal (1, eventcount); // for Initialize
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+
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+ expectedCol = 0;
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+ tv.Text = "ay";
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+ Assert.Equal (2, eventcount);
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+
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+ expectedCol = 1;
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+ tv.ProcessKey (new KeyEvent (Key.Y, new KeyModifiers ()));
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+ Assert.Equal (3, eventcount);
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+ Assert.Equal ("Yay", tv.Text.ToString ());
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+ }
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+
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+ [Fact, InitShutdown]
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+ public void ContentsChanged_Event_Fires_Using_Kill_Delete_Tests ()
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+ {
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+ var eventcount = 0;
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+
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+ _textView.ContentsChanged = (e) => {
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+ eventcount++;
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+ };
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+
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+ var expectedEventCount = 1;
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+ Kill_Delete_WordForward ();
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+ Assert.Equal (expectedEventCount, eventcount); // for Initialize
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+
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+ expectedEventCount += 1;
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+ Kill_Delete_WordBackward ();
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+ Assert.Equal (expectedEventCount, eventcount);
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+
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+ expectedEventCount += 1;
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+ Kill_To_End_Delete_Forwards_And_Copy_To_The_Clipboard ();
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+ Assert.Equal (expectedEventCount, eventcount);
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+
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+ expectedEventCount += 1;
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+ Kill_To_Start_Delete_Backwards_And_Copy_To_The_Clipboard ();
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+ Assert.Equal (expectedEventCount, eventcount);
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+ }
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+
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+
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+ [Fact, InitShutdown]
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+ public void ContentsChanged_Event_Fires_Using_Copy_Or_Cut_Tests ()
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+ {
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+ var eventcount = 0;
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+
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+ _textView.ContentsChanged = (e) => {
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+ eventcount++;
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+ };
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+
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+ var expectedEventCount = 1;
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+
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+ // reset
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+ _textView.Text = InitShutdown.txt;
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+ Assert.Equal (expectedEventCount, eventcount);
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+
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+ expectedEventCount += 3;
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+ Copy_Or_Cut_And_Paste_With_No_Selection ();
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+ Assert.Equal (expectedEventCount, eventcount);
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+
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+ // reset
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+ expectedEventCount += 1;
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+ _textView.Text = InitShutdown.txt;
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+ Assert.Equal (expectedEventCount, eventcount);
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+
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+ expectedEventCount += 3;
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+ Copy_Or_Cut_And_Paste_With_Selection ();
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+ Assert.Equal (expectedEventCount, eventcount);
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+
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+ // reset
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+ expectedEventCount += 1;
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+ _textView.Text = InitShutdown.txt;
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+ Assert.Equal (expectedEventCount, eventcount);
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+
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+ expectedEventCount += 1;
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+ Copy_Or_Cut_Not_Null_If_Has_Selection ();
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+ Assert.Equal (expectedEventCount, eventcount);
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+
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+ // reset
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+ expectedEventCount += 1;
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+ _textView.Text = InitShutdown.txt;
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+ Assert.Equal (expectedEventCount, eventcount);
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+
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+ expectedEventCount += 1;
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+ Copy_Or_Cut_Null_If_No_Selection ();
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+ Assert.Equal (expectedEventCount, eventcount);
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+
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+ // reset
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+ expectedEventCount += 1;
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+ _textView.Text = InitShutdown.txt;
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+ Assert.Equal (expectedEventCount, eventcount);
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+
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+ expectedEventCount += 4;
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+ Copy_Without_Selection ();
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+ Assert.Equal (expectedEventCount, eventcount);
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+
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+ // reset
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+ expectedEventCount += 1;
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+ _textView.Text = InitShutdown.txt;
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+ Assert.Equal (expectedEventCount, eventcount);
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+
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+ expectedEventCount += 4;
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+ Copy_Without_Selection ();
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+ Assert.Equal (expectedEventCount, eventcount);
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+ }
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+
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+ [Fact, InitShutdown]
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+ public void ContentsChanged_Event_Fires_On_Undo_Redo ()
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+ {
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+ var eventcount = 0;
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+ var expectedEventCount = 0;
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+
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+ _textView.ContentsChanged = (e) => {
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+ eventcount++;
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+ };
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+
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+ expectedEventCount++;
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+ _textView.Text = "This is the first line.\nThis is the second line.\nThis is the third line.";
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+ Assert.Equal (expectedEventCount, eventcount);
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+
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+ expectedEventCount++;
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+ Assert.True (_textView.ProcessKey (new KeyEvent (Key.Enter, new KeyModifiers ())));
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+ Assert.Equal (expectedEventCount, eventcount);
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+
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+ // Undo
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+ expectedEventCount++;
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+ Assert.True (_textView.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
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+ Assert.Equal (expectedEventCount, eventcount);
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+
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+ // Redo
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+ expectedEventCount++;
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+ Assert.True (_textView.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
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+ Assert.Equal (expectedEventCount, eventcount);
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+
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+ // Undo
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+ expectedEventCount++;
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+ Assert.True (_textView.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
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+ Assert.Equal (expectedEventCount, eventcount);
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+
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+ // Redo
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+ expectedEventCount++;
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+ Assert.True (_textView.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
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+ Assert.Equal (expectedEventCount, eventcount);
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+ }
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+
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+ [Fact]
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+ public void ContentsChanged_Event_Fires_ClearHistoryChanges ()
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+ {
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+ var eventcount = 0;
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+
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+ var text = "This is the first line.\nThis is the second line.\nThis is the third line.";
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+ var tv = new TextView {
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+ Width = 50,
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+ Height = 10,
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+ Text = text,
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+ ContentsChanged = (e) => {
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+ eventcount++;
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+ }
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+ };
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+
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+ Assert.True (tv.ProcessKey (new KeyEvent (Key.Enter, new KeyModifiers ())));
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+ Assert.Equal ($"{Environment.NewLine}This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
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+ Assert.Equal (4, tv.Lines);
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+
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+ var expectedEventCount = 1; // for ENTER key
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+ Assert.Equal (expectedEventCount, eventcount);
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+
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+ tv.ClearHistoryChanges ();
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+ expectedEventCount = 2;
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+ Assert.Equal (expectedEventCount, eventcount);
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+ }
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+
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+ [Fact]
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+ public void ContentsChanged_Event_Fires_LoadStream ()
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+ {
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+ var eventcount = 0;
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+
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+ var tv = new TextView {
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+ Width = 50,
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+ Height = 10,
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+ ContentsChanged = (e) => {
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+ eventcount++;
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+ }
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+ };
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+
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+ var text = "This is the first line.\r\nThis is the second line.\r\n";
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+ tv.LoadStream (new System.IO.MemoryStream (System.Text.Encoding.ASCII.GetBytes (text)));
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+ Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}", tv.Text);
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+
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+ Assert.Equal (1, eventcount);
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+ }
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+
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+ [Fact]
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+ public void ContentsChanged_Event_Fires_LoadFile ()
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+ {
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+ var eventcount = 0;
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+
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+ var tv = new TextView {
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+ Width = 50,
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+ Height = 10,
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+ ContentsChanged = (e) => {
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+ eventcount++;
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+ }
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+ };
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+ var fileName = "textview.txt";
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+ System.IO.File.WriteAllText (fileName, "This is the first line.\r\nThis is the second line.\r\n") ;
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+
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+ tv.LoadFile (fileName);
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+ Assert.Equal (1, eventcount);
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+ Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}", tv.Text);
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+ }
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}
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}
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Charlie Kindel