termdash/terminal/tcell/event_test.go

282 lines
9.0 KiB
Go

// Copyright 2020 Google Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package tcell
import (
"errors"
"fmt"
"image"
"testing"
"time"
tcell "github.com/gdamore/tcell/v2"
"github.com/kylelemons/godebug/pretty"
"github.com/mum4k/termdash/keyboard"
"github.com/mum4k/termdash/mouse"
"github.com/mum4k/termdash/terminal/terminalapi"
)
type mockUnknownEvent struct {
}
func (m *mockUnknownEvent) When() time.Time {
return time.Now()
}
func TestToTermdashEvents(t *testing.T) {
tests := []struct {
desc string
event tcell.Event
want []terminalapi.Event
}{
{
desc: "unknown event type",
event: &mockUnknownEvent{},
want: []terminalapi.Event{
terminalapi.NewError("unknown tcell event type: &{}"),
},
},
{
desc: "interrupts aren't supported",
event: tcell.NewEventInterrupt(nil),
want: []terminalapi.Event{
terminalapi.NewError("event type EventInterrupt isn't supported"),
},
},
{
desc: "error event",
event: tcell.NewEventError(errors.New("error event")),
want: []terminalapi.Event{
terminalapi.NewError("encountered tcell error event: error event"),
},
},
{
desc: "resize event",
event: tcell.NewEventResize(640, 480),
want: []terminalapi.Event{
&terminalapi.Resize{
Size: image.Point{X: 640, Y: 480},
},
},
},
{
desc: "resize event to a negative size",
event: tcell.NewEventResize(-1, -1),
want: []terminalapi.Event{
terminalapi.NewError("terminal resized to negative size: (-1,-1)"),
},
},
{
desc: "mouse event",
event: tcell.NewEventMouse(100, 200, tcell.Button1, tcell.ModNone),
want: []terminalapi.Event{
&terminalapi.Mouse{
Position: image.Point{X: 100, Y: 200},
Button: mouse.ButtonLeft,
},
},
},
{
desc: "keyboard event",
event: tcell.NewEventKey(tcell.KeyF1, 0, tcell.ModNone),
want: []terminalapi.Event{
&terminalapi.Keyboard{
Key: keyboard.KeyF1,
},
},
},
}
for _, tc := range tests {
t.Run(tc.desc, func(t *testing.T) {
got := toTermdashEvents(tc.event)
if diff := pretty.Compare(tc.want, got); diff != "" {
t.Errorf("toTermdashEvents => unexpected diff (-want, +got):\n%s", diff)
}
})
}
}
func TestMouseButtons(t *testing.T) {
tests := []struct {
btnMask tcell.ButtonMask
want []mouse.Button
wantErr bool
}{
{btnMask: -1, want: []mouse.Button{mouse.Button(-1)}, wantErr: true},
{btnMask: tcell.Button1, want: []mouse.Button{mouse.ButtonLeft}},
{btnMask: tcell.Button3, want: []mouse.Button{mouse.ButtonMiddle}},
{btnMask: tcell.Button2, want: []mouse.Button{mouse.ButtonRight}},
{btnMask: tcell.ButtonNone, want: []mouse.Button{mouse.ButtonRelease}},
{btnMask: tcell.WheelUp, want: []mouse.Button{mouse.ButtonWheelUp}},
{btnMask: tcell.WheelDown, want: []mouse.Button{mouse.ButtonWheelDown}},
{btnMask: tcell.Button1 | tcell.Button2, want: nil},
}
for _, tc := range tests {
t.Run(fmt.Sprintf("key:%v want:%v", tc.btnMask, tc.want), func(t *testing.T) {
evs := toTermdashEvents(tcell.NewEventMouse(0, 0, tc.btnMask, tcell.ModNone))
if got, want := len(evs), len(tc.want); got != want {
t.Fatalf("toTermdashEvents => got %d events, want %d", got, want)
}
switch count := len(tc.want); count {
case 0:
// Events that may exist for the terminal implementation but are not supported by termdash will be nil
return
case 1:
// Proceed with test
default:
t.Fatalf("toTermdashEvents test case specified %d expected events, only one is supported", count)
}
if len(tc.want) == 0 {
return
}
ev := evs[0]
if err, ok := ev.(*terminalapi.Error); ok != tc.wantErr {
t.Fatalf("toTermdashEvents => unexpected error:%v, wantErr: %v", err, tc.wantErr)
}
if _, ok := ev.(*terminalapi.Error); ok {
return
}
switch e := ev.(type) {
case *terminalapi.Mouse:
if got := e.Button; got != tc.want[0] {
t.Errorf("toTermdashEvents => got %v, want %v", got, tc.want)
}
default:
t.Fatalf("toTermdashEvents => unexpected event type %T", e)
}
})
}
}
func TestKeyboardKeys(t *testing.T) {
tests := []struct {
key tcell.Key
ch rune
want keyboard.Key
wantErr bool
}{
{key: 2000, wantErr: true},
{key: tcell.KeyRune, ch: 'a', want: 'a'},
{key: tcell.KeyRune, ch: 'A', want: 'A'},
{key: tcell.KeyRune, ch: 'z', want: 'z'},
{key: tcell.KeyRune, ch: 'Z', want: 'Z'},
{key: tcell.KeyRune, ch: '0', want: '0'},
{key: tcell.KeyRune, ch: '9', want: '9'},
{key: tcell.KeyRune, ch: '!', want: '!'},
{key: tcell.KeyRune, ch: ')', want: ')'},
{key: tcellSpaceKey, want: keyboard.KeySpace},
{key: tcell.KeyF1, want: keyboard.KeyF1},
{key: tcell.KeyF2, want: keyboard.KeyF2},
{key: tcell.KeyF3, want: keyboard.KeyF3},
{key: tcell.KeyF4, want: keyboard.KeyF4},
{key: tcell.KeyF5, want: keyboard.KeyF5},
{key: tcell.KeyF6, want: keyboard.KeyF6},
{key: tcell.KeyF7, want: keyboard.KeyF7},
{key: tcell.KeyF8, want: keyboard.KeyF8},
{key: tcell.KeyF9, want: keyboard.KeyF9},
{key: tcell.KeyF10, want: keyboard.KeyF10},
{key: tcell.KeyF11, want: keyboard.KeyF11},
{key: tcell.KeyF12, want: keyboard.KeyF12},
{key: tcell.KeyInsert, want: keyboard.KeyInsert},
{key: tcell.KeyDelete, want: keyboard.KeyDelete},
{key: tcell.KeyHome, want: keyboard.KeyHome},
{key: tcell.KeyEnd, want: keyboard.KeyEnd},
{key: tcell.KeyPgUp, want: keyboard.KeyPgUp},
{key: tcell.KeyPgDn, want: keyboard.KeyPgDn},
{key: tcell.KeyUp, want: keyboard.KeyArrowUp},
{key: tcell.KeyDown, want: keyboard.KeyArrowDown},
{key: tcell.KeyLeft, want: keyboard.KeyArrowLeft},
{key: tcell.KeyRight, want: keyboard.KeyArrowRight},
{key: tcell.KeyCtrlSpace, want: keyboard.KeyCtrlTilde},
{key: tcell.KeyCtrlA, want: keyboard.KeyCtrlA},
{key: tcell.KeyCtrlB, want: keyboard.KeyCtrlB},
{key: tcell.KeyCtrlC, want: keyboard.KeyCtrlC},
{key: tcell.KeyCtrlD, want: keyboard.KeyCtrlD},
{key: tcell.KeyCtrlE, want: keyboard.KeyCtrlE},
{key: tcell.KeyCtrlF, want: keyboard.KeyCtrlF},
{key: tcell.KeyCtrlG, want: keyboard.KeyCtrlG},
{key: tcell.KeyBackspace, want: keyboard.KeyBackspace},
{key: tcell.KeyBackspace, want: keyboard.KeyCtrlH},
{key: tcell.KeyCtrlH, want: keyboard.KeyBackspace},
{key: tcell.KeyTab, want: keyboard.KeyTab},
{key: tcell.KeyTab, want: keyboard.KeyCtrlI},
{key: tcell.KeyCtrlI, want: keyboard.KeyTab},
{key: tcell.KeyCtrlJ, want: keyboard.KeyCtrlJ},
{key: tcell.KeyCtrlK, want: keyboard.KeyCtrlK},
{key: tcell.KeyCtrlL, want: keyboard.KeyCtrlL},
{key: tcell.KeyEnter, want: keyboard.KeyEnter},
{key: tcell.KeyEnter, want: keyboard.KeyCtrlM},
{key: tcell.KeyCtrlM, want: keyboard.KeyEnter},
{key: tcell.KeyCtrlN, want: keyboard.KeyCtrlN},
{key: tcell.KeyCtrlO, want: keyboard.KeyCtrlO},
{key: tcell.KeyCtrlP, want: keyboard.KeyCtrlP},
{key: tcell.KeyCtrlQ, want: keyboard.KeyCtrlQ},
{key: tcell.KeyCtrlR, want: keyboard.KeyCtrlR},
{key: tcell.KeyCtrlS, want: keyboard.KeyCtrlS},
{key: tcell.KeyCtrlT, want: keyboard.KeyCtrlT},
{key: tcell.KeyCtrlU, want: keyboard.KeyCtrlU},
{key: tcell.KeyCtrlV, want: keyboard.KeyCtrlV},
{key: tcell.KeyCtrlW, want: keyboard.KeyCtrlW},
{key: tcell.KeyCtrlX, want: keyboard.KeyCtrlX},
{key: tcell.KeyCtrlY, want: keyboard.KeyCtrlY},
{key: tcell.KeyCtrlZ, want: keyboard.KeyCtrlZ},
{key: tcell.KeyEsc, want: keyboard.KeyEsc},
{key: tcell.KeyEsc, want: keyboard.KeyCtrlLsqBracket},
{key: tcell.KeyEsc, want: keyboard.KeyCtrl3},
{key: tcell.KeyCtrlLeftSq, want: keyboard.KeyEsc},
{key: tcell.KeyCtrlBackslash, want: keyboard.KeyCtrl4},
{key: tcell.KeyCtrlRightSq, want: keyboard.KeyCtrl5},
{key: tcell.KeyCtrlUnderscore, want: keyboard.KeyCtrlUnderscore},
{key: tcell.KeyBackspace2, want: keyboard.KeyBackspace2},
}
for _, tc := range tests {
t.Run(fmt.Sprintf("key:%v and ch:%v want:%v", tc.key, tc.ch, tc.want), func(t *testing.T) {
evs := toTermdashEvents(tcell.NewEventKey(tc.key, tc.ch, tcell.ModNone))
gotCount := len(evs)
wantCount := 1
if gotCount != wantCount {
t.Fatalf("toTermdashEvents => got %d events, want %d, events were:\n%v", gotCount, wantCount, pretty.Sprint(evs))
}
ev := evs[0]
if err, ok := ev.(*terminalapi.Error); ok != tc.wantErr {
t.Fatalf("toTermdashEvents => unexpected error:%v, wantErr: %v", err, tc.wantErr)
}
if _, ok := ev.(*terminalapi.Error); ok {
return
}
switch e := ev.(type) {
case *terminalapi.Keyboard:
if got, want := e.Key, tc.want; got != want {
t.Errorf("toTermdashEvents => got key %v, want %v", got, want)
}
default:
t.Fatalf("toTermdashEvents => unexpected event type %T", e)
}
})
}
}