mirror of https://github.com/gdamore/tcell.git
151 lines
3.5 KiB
Go
151 lines
3.5 KiB
Go
// Copyright 2015 The TCell Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use file except in compliance with the License.
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// You may obtain a copy of the license at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package tcell
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import (
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"testing"
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. "github.com/smartystreets/goconvey/convey"
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)
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func WithScreen(t *testing.T, charset string, fn func(s SimulationScreen)) func() {
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return func() {
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s := NewSimulationScreen(charset)
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So(s, ShouldNotBeNil)
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e := s.Init()
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So(e, ShouldBeNil)
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Reset(func() {
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s.Fini()
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})
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fn(s)
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}
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}
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func TestInitScreen(t *testing.T) {
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Convey("Init a screen", t, WithScreen(t, "", func(s SimulationScreen) {
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Convey("Size should be valid", func() {
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x, y := s.Size()
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So(x, ShouldEqual, 80)
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So(y, ShouldEqual, 25)
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})
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Convey("Default charset is UTF-8", func() {
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So(s.CharacterSet(), ShouldEqual, "UTF-8")
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})
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Convey("Backing size is correct", func() {
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b, x, y := s.GetContents()
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So(b, ShouldNotBeNil)
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So(x, ShouldEqual, 80)
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So(y, ShouldEqual, 25)
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So(len(b), ShouldEqual, x*y)
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})
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}))
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}
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func TestClearScreen(t *testing.T) {
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Convey("Clear screen", t, WithScreen(t, "", func(s SimulationScreen) {
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s.Clear()
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b, x, y := s.GetContents()
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So(b, ShouldNotBeNil)
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So(x, ShouldEqual, 80)
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So(y, ShouldEqual, 25)
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So(len(b), ShouldEqual, x*y)
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s.Sync()
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nmatch := 0
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for i := 0; i < x*y; i++ {
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if len(b[i].Runes) == 1 && b[i].Runes[0] == ' ' {
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nmatch++
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}
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}
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So(nmatch, ShouldEqual, x*y)
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nmatch = 0
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for i := 0; i < x*y; i++ {
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if len(b[i].Bytes) == 1 && b[i].Bytes[0] == ' ' {
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nmatch++
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}
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}
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So(nmatch, ShouldEqual, x*y)
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nmatch = 0
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for i := 0; i < x*y; i++ {
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if b[i].Style == StyleDefault {
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nmatch++
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}
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}
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So(nmatch, ShouldEqual, x*y)
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}))
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}
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func TestSetCell(t *testing.T) {
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st := StyleDefault.Background(ColorRed).Blink(true)
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Convey("Set contents", t, WithScreen(t, "", func(s SimulationScreen) {
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s.SetCell(2, 5, st, '@')
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b, x, y := s.GetContents()
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So(len(b), ShouldEqual, x*y)
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So(x, ShouldEqual, 80)
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So(y, ShouldEqual, 25)
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s.Show()
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sc := &b[5*80+2]
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So(len(sc.Runes), ShouldEqual, 1)
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So(len(sc.Bytes), ShouldEqual, 1)
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So(sc.Bytes[0], ShouldEqual, '@')
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So(sc.Runes[0], ShouldEqual, '@')
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So(sc.Style, ShouldEqual, st)
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}))
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}
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func TestResize(t *testing.T) {
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st := StyleDefault.Background(ColorYellow).Underline(true)
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Convey("Resize", t, WithScreen(t, "", func(s SimulationScreen) {
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s.SetCell(2, 5, st, '&')
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b, x, y := s.GetContents()
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So(len(b), ShouldEqual, x*y)
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So(x, ShouldEqual, 80)
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So(y, ShouldEqual, 25)
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s.Show()
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sc := &b[5*80+2]
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So(len(sc.Runes), ShouldEqual, 1)
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So(len(sc.Bytes), ShouldEqual, 1)
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So(sc.Bytes[0], ShouldEqual, '&')
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So(sc.Runes[0], ShouldEqual, '&')
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So(sc.Style, ShouldEqual, st)
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Convey("Do resize", func() {
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s.SetSize(30, 10)
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s.Show()
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b2, x2, y2 := s.GetContents()
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So(b2, ShouldNotEqual, b)
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So(x2, ShouldEqual, 30)
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So(y2, ShouldEqual, 10)
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sc2 := &b[5*80+2]
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So(len(sc2.Runes), ShouldEqual, 1)
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So(len(sc2.Bytes), ShouldEqual, 1)
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So(sc2.Bytes[0], ShouldEqual, '&')
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So(sc2.Runes[0], ShouldEqual, '&')
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So(sc2.Style, ShouldEqual, st)
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})
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}))
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}
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