mirror of https://github.com/gdamore/tcell.git
67 lines
2.1 KiB
Go
67 lines
2.1 KiB
Go
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// 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 TestCanDisplay(t *testing.T) {
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Convey("With a UTF-8 screen", t,
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WithScreen(t, "UTF-8", func(s SimulationScreen) {
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So(s.CharacterSet(), ShouldEqual, "UTF-8")
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So(s.CanDisplay('a', true), ShouldBeTrue)
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So(s.CanDisplay(RuneHLine, true), ShouldBeTrue)
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So(s.CanDisplay(RuneHLine, false), ShouldBeTrue)
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So(s.CanDisplay('⌀', false), ShouldBeTrue)
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}))
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Convey("With an ASCII screen", t,
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WithScreen(t, "US-ASCII", func(s SimulationScreen) {
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So(s.CharacterSet(), ShouldEqual, "US-ASCII")
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So(s.CanDisplay('a', true), ShouldBeTrue)
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So(s.CanDisplay(RuneHLine, true), ShouldBeTrue)
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So(s.CanDisplay(RunePi, false), ShouldBeFalse)
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So(s.CanDisplay('⌀', false), ShouldBeFalse)
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}))
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}
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func TestRegisterFallback(t *testing.T) {
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Convey("With an ASCII screen", t,
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WithScreen(t, "US-ASCII", func(s SimulationScreen) {
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So(s.CharacterSet(), ShouldEqual, "US-ASCII")
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s.RegisterRuneFallback('⌀', "o")
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So(s.CanDisplay('⌀', false), ShouldBeFalse)
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So(s.CanDisplay('⌀', true), ShouldBeTrue)
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s.UnregisterRuneFallback('⌀')
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So(s.CanDisplay('⌀', false), ShouldBeFalse)
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So(s.CanDisplay('⌀', true), ShouldBeFalse)
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}))
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}
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func TestUnregisterFallback(t *testing.T) {
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Convey("With an ASCII screen (HLine)", t,
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WithScreen(t, "US-ASCII", func(s SimulationScreen) {
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So(s.CharacterSet(), ShouldEqual, "US-ASCII")
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So(s.CanDisplay(RuneHLine, true), ShouldBeTrue)
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s.UnregisterRuneFallback(RuneHLine)
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So(s.CanDisplay(RuneHLine, true), ShouldBeFalse)
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}))
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}
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