mirror of https://github.com/markbates/pkger.git
53 lines
822 B
Go
53 lines
822 B
Go
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package mem
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import (
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"io/ioutil"
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"testing"
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"github.com/markbates/pkger/here"
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"github.com/stretchr/testify/require"
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)
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func Test_File_Seek(t *testing.T) {
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r := require.New(t)
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info, err := here.Current()
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r.NoError(err)
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pkg, err := New(info)
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r.NoError(err)
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f, err := pkg.Create(":/wilco.band")
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r.NoError(err)
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data := []byte("a shot in the arm")
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f.Write(data)
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r.NoError(f.Close())
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f, err = pkg.Open(":/wilco.band")
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r.NoError(err)
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b, err := ioutil.ReadAll(f)
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r.NoError(err)
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r.Equal(data, b)
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_, err = f.Seek(0, 0)
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r.NoError(err)
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b, err = ioutil.ReadAll(f)
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r.NoError(err)
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r.Equal(data, b)
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b, err = ioutil.ReadAll(f)
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r.NoError(err)
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r.NotEqual(data, b)
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_, err = f.Seek(10, 0)
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r.NoError(err)
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b, err = ioutil.ReadAll(f)
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r.NoError(err)
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r.NotEqual(data, b)
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r.Equal([]byte("the arm"), b)
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}
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