Files
Terminal.Gui/UnitTests/Text/AutocompleteTests.cs
2024-04-05 12:27:04 -04:00

294 lines
12 KiB
C#

using System.Text.RegularExpressions;
using Xunit.Abstractions;
namespace Terminal.Gui.TextTests;
public class AutocompleteTests
{
private readonly ITestOutputHelper _output;
public AutocompleteTests (ITestOutputHelper output) { _output = output; }
[Fact]
[AutoInitShutdown]
public void CursorLeft_CursorRight_Mouse_Button_Pressed_Does_Not_Show_Popup ()
{
var tv = new TextView { Width = 50, Height = 5, Text = "This a long line and against TextView." };
var g = (SingleWordSuggestionGenerator)tv.Autocomplete.SuggestionGenerator;
g.AllSuggestions = Regex.Matches (tv.Text, "\\w+")
.Select (s => s.Value)
.Distinct ()
.ToList ();
Toplevel top = new ();
top.Add (tv);
Application.Begin (top);
for (var i = 0; i < 7; i++)
{
Assert.True (tv.NewKeyDownEvent (Key.CursorRight));
Application.Refresh ();
if (i < 4 || i > 5)
{
TestHelpers.AssertDriverContentsWithFrameAre (
@"
This a long line and against TextView.",
_output
);
}
else
{
TestHelpers.AssertDriverContentsWithFrameAre (
@"
This a long line and against TextView.
and
against ",
_output
);
}
}
Assert.True (
tv.NewMouseEvent (
new MouseEvent { X = 6, Y = 0, Flags = MouseFlags.Button1Pressed }
)
);
Application.Refresh ();
TestHelpers.AssertDriverContentsWithFrameAre (
@"
This a long line and against TextView.
and
against ",
_output
);
Assert.True (tv.NewKeyDownEvent (Key.G));
Application.Refresh ();
TestHelpers.AssertDriverContentsWithFrameAre (
@"
This ag long line and against TextView.
against ",
_output
);
Assert.True (tv.NewKeyDownEvent (Key.CursorLeft));
Application.Refresh ();
TestHelpers.AssertDriverContentsWithFrameAre (
@"
This ag long line and against TextView.
against ",
_output
);
Assert.True (tv.NewKeyDownEvent (Key.CursorLeft));
Application.Refresh ();
TestHelpers.AssertDriverContentsWithFrameAre (
@"
This ag long line and against TextView.
against ",
_output
);
Assert.True (tv.NewKeyDownEvent (Key.CursorLeft));
Application.Refresh ();
TestHelpers.AssertDriverContentsWithFrameAre (
@"
This ag long line and against TextView.",
_output
);
for (var i = 0; i < 3; i++)
{
Assert.True (tv.NewKeyDownEvent (Key.CursorRight));
Application.Refresh ();
TestHelpers.AssertDriverContentsWithFrameAre (
@"
This ag long line and against TextView.
against ",
_output
);
}
Assert.True (tv.NewKeyDownEvent (Key.Backspace));
Application.Refresh ();
TestHelpers.AssertDriverContentsWithFrameAre (
@"
This a long line and against TextView.
and
against ",
_output
);
Assert.True (tv.NewKeyDownEvent (Key.N));
Application.Refresh ();
TestHelpers.AssertDriverContentsWithFrameAre (
@"
This an long line and against TextView.
and ",
_output
);
Assert.True (tv.NewKeyDownEvent (Key.CursorRight));
Application.Refresh ();
TestHelpers.AssertDriverContentsWithFrameAre (
@"
This an long line and against TextView.",
_output
);
}
[Fact]
[AutoInitShutdown]
public void KeyBindings_Command ()
{
var tv = new TextView { Width = 10, Height = 2, Text = " Fortunately super feature." };
Toplevel top = new ();
top.Add (tv);
Application.Begin (top);
Assert.Equal (Point.Empty, tv.CursorPosition);
Assert.NotNull (tv.Autocomplete);
var g = (SingleWordSuggestionGenerator)tv.Autocomplete.SuggestionGenerator;
Assert.Empty (g.AllSuggestions);
g.AllSuggestions = Regex.Matches (tv.Text, "\\w+")
.Select (s => s.Value)
.Distinct ()
.ToList ();
Assert.Equal (3, g.AllSuggestions.Count);
Assert.Equal ("Fortunately", g.AllSuggestions [0]);
Assert.Equal ("super", g.AllSuggestions [1]);
Assert.Equal ("feature", g.AllSuggestions [^1]);
Assert.Equal (0, tv.Autocomplete.SelectedIdx);
Assert.Empty (tv.Autocomplete.Suggestions);
Assert.True (tv.NewKeyDownEvent (Key.F.WithShift));
top.Draw ();
Assert.Equal ("F Fortunately super feature.", tv.Text);
Assert.Equal (new Point (1, 0), tv.CursorPosition);
Assert.Equal (2, tv.Autocomplete.Suggestions.Count);
Assert.Equal ("Fortunately", tv.Autocomplete.Suggestions [0].Replacement);
Assert.Equal ("feature", tv.Autocomplete.Suggestions [^1].Replacement);
Assert.Equal (0, tv.Autocomplete.SelectedIdx);
Assert.Equal ("Fortunately", tv.Autocomplete.Suggestions [tv.Autocomplete.SelectedIdx].Replacement);
Assert.True (tv.NewKeyDownEvent (Key.CursorDown));
top.Draw ();
Assert.Equal ("F Fortunately super feature.", tv.Text);
Assert.Equal (new Point (1, 0), tv.CursorPosition);
Assert.Equal (2, tv.Autocomplete.Suggestions.Count);
Assert.Equal ("Fortunately", tv.Autocomplete.Suggestions [0].Replacement);
Assert.Equal ("feature", tv.Autocomplete.Suggestions [^1].Replacement);
Assert.Equal (1, tv.Autocomplete.SelectedIdx);
Assert.Equal ("feature", tv.Autocomplete.Suggestions [tv.Autocomplete.SelectedIdx].Replacement);
Assert.True (tv.NewKeyDownEvent (Key.CursorDown));
top.Draw ();
Assert.Equal ("F Fortunately super feature.", tv.Text);
Assert.Equal (new Point (1, 0), tv.CursorPosition);
Assert.Equal (2, tv.Autocomplete.Suggestions.Count);
Assert.Equal ("Fortunately", tv.Autocomplete.Suggestions [0].Replacement);
Assert.Equal ("feature", tv.Autocomplete.Suggestions [^1].Replacement);
Assert.Equal (0, tv.Autocomplete.SelectedIdx);
Assert.Equal ("Fortunately", tv.Autocomplete.Suggestions [tv.Autocomplete.SelectedIdx].Replacement);
Assert.True (tv.NewKeyDownEvent (Key.CursorUp));
top.Draw ();
Assert.Equal ("F Fortunately super feature.", tv.Text);
Assert.Equal (new Point (1, 0), tv.CursorPosition);
Assert.Equal (2, tv.Autocomplete.Suggestions.Count);
Assert.Equal ("Fortunately", tv.Autocomplete.Suggestions [0].Replacement);
Assert.Equal ("feature", tv.Autocomplete.Suggestions [^1].Replacement);
Assert.Equal (1, tv.Autocomplete.SelectedIdx);
Assert.Equal ("feature", tv.Autocomplete.Suggestions [tv.Autocomplete.SelectedIdx].Replacement);
Assert.True (tv.NewKeyDownEvent (Key.CursorUp));
top.Draw ();
Assert.Equal ("F Fortunately super feature.", tv.Text);
Assert.Equal (new Point (1, 0), tv.CursorPosition);
Assert.Equal (2, tv.Autocomplete.Suggestions.Count);
Assert.Equal ("Fortunately", tv.Autocomplete.Suggestions [0].Replacement);
Assert.Equal ("feature", tv.Autocomplete.Suggestions [^1].Replacement);
Assert.Equal (0, tv.Autocomplete.SelectedIdx);
Assert.Equal ("Fortunately", tv.Autocomplete.Suggestions [tv.Autocomplete.SelectedIdx].Replacement);
Assert.True (tv.Autocomplete.Visible);
top.Draw ();
Assert.True (tv.NewKeyDownEvent (new Key (tv.Autocomplete.CloseKey)));
Assert.Equal ("F Fortunately super feature.", tv.Text);
Assert.Equal (new Point (1, 0), tv.CursorPosition);
Assert.Empty (tv.Autocomplete.Suggestions);
Assert.Equal (3, g.AllSuggestions.Count);
Assert.False (tv.Autocomplete.Visible);
tv.PositionCursor ();
Assert.True (tv.NewKeyDownEvent (new Key (tv.Autocomplete.Reopen)));
Assert.Equal ("F Fortunately super feature.", tv.Text);
Assert.Equal (new Point (1, 0), tv.CursorPosition);
Assert.Equal (2, tv.Autocomplete.Suggestions.Count);
Assert.Equal (3, g.AllSuggestions.Count);
Assert.True (tv.NewKeyDownEvent (new Key (tv.Autocomplete.SelectionKey)));
tv.PositionCursor ();
Assert.Equal ("Fortunately Fortunately super feature.", tv.Text);
Assert.Equal (new Point (11, 0), tv.CursorPosition);
Assert.Empty (tv.Autocomplete.Suggestions);
Assert.Equal (3, g.AllSuggestions.Count);
Assert.False (tv.Autocomplete.Visible);
}
[Fact]
public void Test_GenerateSuggestions_Simple ()
{
var ac = new TextViewAutocomplete ();
((SingleWordSuggestionGenerator)ac.SuggestionGenerator).AllSuggestions =
new List<string> { "fish", "const", "Cobble" };
var tv = new TextView ();
tv.InsertText ("co");
ac.HostControl = tv;
ac.GenerateSuggestions (
new AutocompleteContext (
TextModel.ToRuneCellList (tv.Text),
2
)
);
Assert.Equal (2, ac.Suggestions.Count);
Assert.Equal ("const", ac.Suggestions [0].Title);
Assert.Equal ("Cobble", ac.Suggestions [1].Title);
}
[Fact]
[AutoInitShutdown]
public void TestSettingColorSchemeOnAutocomplete ()
{
var tv = new TextView ();
// to begin with we should be using the default menu color scheme
Assert.Same (Colors.ColorSchemes ["Menu"], tv.Autocomplete.ColorScheme);
// allocate a new custom scheme
tv.Autocomplete.ColorScheme = new ColorScheme
{
Normal = new Attribute (Color.Black, Color.Blue), Focus = new Attribute (Color.Black, Color.Cyan)
};
// should be separate instance
Assert.NotSame (Colors.ColorSchemes ["Menu"], tv.Autocomplete.ColorScheme);
// with the values we set on it
Assert.Equal (new Color (Color.Black), tv.Autocomplete.ColorScheme.Normal.Foreground);
Assert.Equal (new Color (Color.Blue), tv.Autocomplete.ColorScheme.Normal.Background);
Assert.Equal (new Color (Color.Black), tv.Autocomplete.ColorScheme.Focus.Foreground);
Assert.Equal (new Color (Color.Cyan), tv.Autocomplete.ColorScheme.Focus.Background);
}
}