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// Copyright 2019-2022 Graham Clark. All rights reserved. Use of this source code is governed by the MIT license
// that can be found in the LICENSE file.
package edit
import (
"io"
"strings"
"testing"
"unicode/utf8"
"github.com/gcla/gowid"
"github.com/gcla/gowid/gwtest"
tcell "github.com/gdamore/tcell/v2"
"github.com/stretchr/testify/assert"
)
func evclick(x, y int) *tcell.EventMouse {
return tcell.NewEventMouse(x, y, tcell.Button1, 0)
}
func evunclick(x, y int) *tcell.EventMouse {
return tcell.NewEventMouse(x, y, tcell.ButtonNone, 0)
}
func TestType1(t *testing.T) {
w := New(Options{Caption: "", Text: "hi: 现在 abc"})
sz := gowid.RenderFlowWith{C: 15}
c1 := w.Render(sz, gowid.Focused, gwtest.D)
assert.Equal(t, "hi: 现在 abc ", c1.String())
evq := tcell.NewEventKey(tcell.KeyRune, 'q', tcell.ModNone)
evdel := tcell.NewEventKey(tcell.KeyDelete, 'X', tcell.ModNone)
w.SetCursorPos(0, gwtest.D)
w.UserInput(evq, sz, gowid.Focused, gwtest.D)
c1 = w.Render(sz, gowid.Focused, gwtest.D)
assert.Equal(t, "qhi: 现在 abc ", c1.String())
w.SetCursorPos(6, gwtest.D)
w.UserInput(evq, sz, gowid.Focused, gwtest.D)
c1 = w.Render(sz, gowid.Focused, gwtest.D)
assert.Equal(t, "qhi: 现q在 abc ", c1.String())
w.UserInput(evq, sz, gowid.Focused, gwtest.D)
c1 = w.Render(sz, gowid.Focused, gwtest.D)
assert.Equal(t, "qhi: 现qq在 abc", c1.String())
w.UserInput(evdel, sz, gowid.Focused, gwtest.D)
c1 = w.Render(sz, gowid.Focused, gwtest.D)
assert.Equal(t, "qhi: 现qq abc ", c1.String())
w.SetReadOnly(true, gwtest.D)
w.UserInput(evq, sz, gowid.Focused, gwtest.D)
c1 = w.Render(sz, gowid.Focused, gwtest.D)
assert.Equal(t, "qhi: 现qq abc ", c1.String())
w.UserInput(evdel, sz, gowid.Focused, gwtest.D)
c1 = w.Render(sz, gowid.Focused, gwtest.D)
assert.Equal(t, "qhi: 现qq abc ", c1.String())
w.SetReadOnly(false, gwtest.D)
w.UserInput(evq, sz, gowid.Focused, gwtest.D)
c1 = w.Render(sz, gowid.Focused, gwtest.D)
assert.Equal(t, "qhi: 现qqq abc ", c1.String())
}
func TestRender1(t *testing.T) {
w := New(Options{Caption: "", Text: "abcde现fgh"})
sz := gowid.RenderFlowWith{C: 6}
c1 := w.Render(sz, gowid.Focused, gwtest.D)
assert.Equal(t, "abcde \n现fgh ", c1.String())
}
func TestType2(t *testing.T) {
w := New(Options{Caption: "", Text: "hi: abc"})
sz := gowid.RenderFlowWith{C: 15}
c1 := w.Render(sz, gowid.Focused, gwtest.D)
assert.Equal(t, "hi: abc ", c1.String())
evq := tcell.NewEventKey(tcell.KeyRune, 'q', tcell.ModNone)
w.SetCursorPos(0, gwtest.D)
w.UserInput(evq, sz, gowid.Focused, gwtest.D)
c1 = w.Render(sz, gowid.Focused, gwtest.D)
assert.Equal(t, "qhi: abc ", c1.String())
}
func TestMove1(t *testing.T) {
w := New(Options{Caption: "hi: ", Text: "now\n\nis the time"})
sz := gowid.RenderFlowWith{C: 12}
c1 := w.Render(sz, gowid.Focused, gwtest.D)
assert.Equal(t, "hi: now \n \nis the time ", c1.String())
w.SetCursorPos(0, gwtest.D)
assert.Equal(t, 0, w.CursorPos())
w.UserInput(gwtest.CursorDown(), sz, gowid.Focused, gwtest.D)
assert.Equal(t, 4, w.CursorPos())
w.UserInput(gwtest.CursorRight(), sz, gowid.Focused, gwtest.D)
assert.Equal(t, 5, w.CursorPos())
w.UserInput(gwtest.CursorLeft(), sz, gowid.Focused, gwtest.D)
assert.Equal(t, 4, w.CursorPos())
w.UserInput(gwtest.CursorDown(), sz, gowid.Focused, gwtest.D)
assert.Equal(t, 5, w.CursorPos())
}
func TestLong1(t *testing.T) {
w := New(Options{Caption: "现: ", Text: "现在是hetimeforallgoodmentocometotheaid\n\nofthe"})
sz := gowid.RenderFlowWith{C: 12}
c1 := w.Render(sz, gowid.Focused, gwtest.D)
assert.Equal(t, "现: 现在是he\ntimeforallgo\nodmentocomet\notheaid \n \nofthe ", c1.String())
clickat := func(x, y int) {
w.UserInput(evclick(x, y), sz, gowid.Focused, gwtest.D)
gwtest.D.SetLastMouseState(gowid.MouseState{true, false, false})
w.UserInput(evunclick(x, y), sz, gowid.Focused, gwtest.D)
gwtest.D.SetLastMouseState(gowid.MouseState{false, false, false})
}
clickat(4, 0)
assert.Equal(t, 0, w.CursorPos())
w.SetCursorPos(1, gwtest.D)
assert.Equal(t, 1, w.CursorPos())
x := utf8.RuneCountInString(w.Text())
w.SetCursorPos(500, gwtest.D)
assert.Equal(t, x, w.CursorPos())
clickat(11, 0)
assert.Equal(t, 4, w.CursorPos())
clickat(0, 1)
assert.Equal(t, 5, w.CursorPos())
w.UserInput(gwtest.CursorLeft(), sz, gowid.Focused, gwtest.D)
assert.Equal(t, 4, w.CursorPos())
w.UserInput(gwtest.CursorDown(), sz, gowid.Focused, gwtest.D)
assert.Equal(t, 16, w.CursorPos())
}
func TestEdit1(t *testing.T) {
w := New(Options{Caption: "hi: ", Text: "hello world"})
sz := gowid.RenderFlowWith{C: 20}
c1 := w.Render(sz, gowid.Focused, gwtest.D)
assert.Equal(t, c1.String(), "hi: hello world ")
tset := false
w.OnTextSet(gowid.WidgetCallback{"cb", func(app gowid.IApp, w gowid.IWidget) {
tset = true
}})
cset := false
w.OnCaptionSet(gowid.WidgetCallback{"cb", func(app gowid.IApp, w gowid.IWidget) {
cset = true
}})
pset := false
w.OnCursorPosSet(gowid.WidgetCallback{"cb", func(app gowid.IApp, w gowid.IWidget) {
pset = true
}})
_, err := io.Copy(&Writer{w, gwtest.D}, strings.NewReader("goodbye everyone"))
assert.NoError(t, err)
assert.Equal(t, tset, true)
tset = false
c2 := w.Render(sz, gowid.Focused, gwtest.D)
assert.Equal(t, c2.String(), "hi: goodbye everyone")
assert.Equal(t, w.CursorEnabled(), true)
assert.Equal(t, c2.CursorEnabled(), true)
_, err = io.Copy(&Writer{w, gwtest.D}, strings.NewReader("multi\nline\ntest"))
assert.NoError(t, err)
assert.Equal(t, tset, true)
tset = false
c3 := w.Render(gowid.RenderFlowWith{C: 10}, gowid.Focused, gwtest.D)
assert.Equal(t, c3.String(), "hi: multi \nline \ntest ")
w.SetCaption("bye", gwtest.D)
assert.Equal(t, w.Caption(), "bye")
assert.Equal(t, cset, true)
assert.Equal(t, w.CursorPos(), 0)
w.SetCursorPos(1, gwtest.D)
assert.Equal(t, w.CursorPos(), 1)
assert.Equal(t, pset, true)
x := len(w.Text())
w.SetCursorPos(500, gwtest.D)
assert.Equal(t, w.CursorPos(), x)
// Make sure no crashes!
for i := 0; i < 100; i++ {
w.UserInput(gwtest.CursorDown(), gowid.RenderBox{C: 20, R: 5}, gowid.Focused, gwtest.D)
}
}
//======================================================================
// Local Variables:
// mode: Go
// fill-column: 110
// End:
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