47 lines
1.2 KiB
Go
47 lines
1.2 KiB
Go
package spi
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import (
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"image/color"
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"strings"
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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"gobot.io/x/gobot/v2"
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)
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// this ensures that the implementation is based on spi.Driver, which implements the gobot.Driver
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// and tests all implementations, so no further tests needed here for gobot.Driver interface
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var _ gobot.Driver = (*APA102Driver)(nil)
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func initTestAPA102DriverWithStubbedAdaptor() *APA102Driver {
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a := newSpiTestAdaptor()
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d := NewAPA102Driver(a, 10, 31)
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if err := d.Start(); err != nil {
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panic(err)
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}
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return d
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}
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func TestNewAPA102Driver(t *testing.T) {
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var di interface{} = NewAPA102Driver(newSpiTestAdaptor(), 10, 31)
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d, ok := di.(*APA102Driver)
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if !ok {
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require.Fail(t, "NewAPA102Driver() should have returned a *APA102Driver")
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}
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assert.NotNil(t, d.Driver)
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assert.True(t, strings.HasPrefix(d.Name(), "APA102"))
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}
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func TestDriverLEDs(t *testing.T) {
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d := initTestAPA102DriverWithStubbedAdaptor()
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d.SetRGBA(0, color.RGBA{255, 255, 255, 15})
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d.SetRGBA(1, color.RGBA{255, 255, 255, 15})
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d.SetRGBA(2, color.RGBA{255, 255, 255, 15})
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d.SetRGBA(3, color.RGBA{255, 255, 255, 15})
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require.NoError(t, d.Draw())
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}
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