mirror of
https://github.com/hajimehoshi/ebiten.git
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b3bdf51905
Now grpahicscommand saves the error and shows the error after a while. This was good to simplify the API but was the cause to hide some issues. This change fixes all the errors to be returned immediately, and buffer this in the ebiten package instead. Fixes #971
96 lines
2.7 KiB
Go
96 lines
2.7 KiB
Go
// Copyright 2018 The Ebiten 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 this 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 graphicscommand_test
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import (
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"errors"
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"image/color"
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"os"
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"testing"
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"github.com/hajimehoshi/ebiten"
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"github.com/hajimehoshi/ebiten/internal/driver"
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"github.com/hajimehoshi/ebiten/internal/graphics"
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. "github.com/hajimehoshi/ebiten/internal/graphicscommand"
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"github.com/hajimehoshi/ebiten/internal/testflock"
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)
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func TestMain(m *testing.M) {
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testflock.Lock()
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defer testflock.Unlock()
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code := 0
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regularTermination := errors.New("regular termination")
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f := func(screen *ebiten.Image) error {
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code = m.Run()
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return regularTermination
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}
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if err := ebiten.Run(f, 320, 240, 1, "Test"); err != nil && err != regularTermination {
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panic(err)
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}
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os.Exit(code)
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}
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func quadVertices(w, h float32) []float32 {
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return []float32{
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0, 0, 0, 0, 0, 0, w, h, 1, 1, 1, 1,
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w, 0, w, 0, 0, 0, w, h, 1, 1, 1, 1,
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0, w, 0, h, 0, 0, w, h, 1, 1, 1, 1,
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w, h, w, h, 0, 0, w, h, 1, 1, 1, 1,
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}
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}
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func TestClear(t *testing.T) {
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const w, h = 1024, 1024
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src := NewImage(w/2, h/2)
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dst := NewImage(w, h)
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vs := quadVertices(w/2, h/2)
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is := graphics.QuadIndices()
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dst.DrawTriangles(src, vs, is, nil, driver.CompositeModeClear, driver.FilterNearest, driver.AddressClampToZero)
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pix, err := dst.Pixels()
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if err != nil {
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t.Fatal(err)
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}
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for j := 0; j < h/2; j++ {
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for i := 0; i < w/2; i++ {
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idx := 4 * (i + w*j)
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got := color.RGBA{pix[idx], pix[idx+1], pix[idx+2], pix[idx+3]}
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want := color.RGBA{}
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if got != want {
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t.Errorf("dst.At(%d, %d) after DrawTriangles: got %v, want: %v", i, j, got, want)
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}
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}
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}
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}
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func TestReplacePixelsPartAfterDrawTriangles(t *testing.T) {
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defer func() {
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if r := recover(); r == nil {
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t.Errorf("ReplacePixels must panic but not")
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}
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}()
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const w, h = 32, 32
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clr := NewImage(w, h)
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src := NewImage(w/2, h/2)
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dst := NewImage(w, h)
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vs := quadVertices(w/2, h/2)
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is := graphics.QuadIndices()
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dst.DrawTriangles(clr, vs, is, nil, driver.CompositeModeClear, driver.FilterNearest, driver.AddressClampToZero)
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dst.DrawTriangles(src, vs, is, nil, driver.CompositeModeSourceOver, driver.FilterNearest, driver.AddressClampToZero)
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dst.ReplacePixels(make([]byte, 4), 0, 0, 1, 1)
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}
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