64 lines
1.3 KiB
Go
64 lines
1.3 KiB
Go
package sysfs
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import (
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"github.com/hybridgroup/gobot"
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"testing"
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)
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func TestMockFilesystemOpen(t *testing.T) {
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fs := NewMockFilesystem([]string{"foo"})
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f1 := fs.Files["foo"]
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gobot.Assert(t, f1.Opened, false)
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f2, err := fs.OpenFile("foo", 0, 0666)
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gobot.Assert(t, f1, f2)
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gobot.Assert(t, err, nil)
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err = f2.Sync()
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gobot.Assert(t, err, nil)
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_, err = fs.OpenFile("bar", 0, 0666)
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gobot.Refute(t, err, nil)
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fs.Add("bar")
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f4, err := fs.OpenFile("bar", 0, 0666)
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gobot.Refute(t, f4.Fd(), f1.Fd())
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}
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func TestMockFilesystemWrite(t *testing.T) {
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fs := NewMockFilesystem([]string{"bar"})
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f1 := fs.Files["bar"]
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f2, err := fs.OpenFile("bar", 0, 0666)
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gobot.Assert(t, err, nil)
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// Never been read or written.
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gobot.Assert(t, f1.Seq <= 0, true)
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f2.WriteString("testing")
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// Was written.
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gobot.Assert(t, f1.Seq > 0, true)
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gobot.Assert(t, f1.Contents, "testing")
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}
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func TestMockFilesystemRead(t *testing.T) {
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fs := NewMockFilesystem([]string{"bar"})
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f1 := fs.Files["bar"]
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f1.Contents = "Yip"
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f2, err := fs.OpenFile("bar", 0, 0666)
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gobot.Assert(t, err, nil)
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// Never been read or written.
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gobot.Assert(t, f1.Seq <= 0, true)
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buffer := make([]byte, 20)
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n, err := f2.Read(buffer)
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// Was read.
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gobot.Assert(t, f1.Seq > 0, true)
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gobot.Assert(t, n, 3)
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gobot.Assert(t, string(buffer[:3]), "Yip")
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n, err = f2.ReadAt(buffer, 10)
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gobot.Assert(t, n, 3)
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}
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