56 lines
1 KiB
Go
56 lines
1 KiB
Go
package iio_test
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import (
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"bytes"
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"io"
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"testing"
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"github.com/distribyted/distribyted/fs"
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"github.com/distribyted/distribyted/iio"
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"github.com/stretchr/testify/require"
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)
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var testData []byte = []byte("Hello World")
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func TestReadAtWrapper(t *testing.T) {
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t.Parallel()
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require := require.New(t)
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br := bytes.NewReader(testData)
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r := iio.NewReadAtWrapper(br)
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defer r.Close()
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toRead := make([]byte, 5)
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n, err := r.ReadAt(toRead, 6)
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require.NoError(err)
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require.Equal(5, n)
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require.Equal("World", string(toRead))
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n, err = r.ReadAt(toRead, 0)
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require.NoError(err)
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require.Equal(5, n)
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require.Equal("Hello", string(toRead))
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}
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func TestSeekerWrapper(t *testing.T) {
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t.Parallel()
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require := require.New(t)
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mf := fs.NewMemoryFile(testData)
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r := iio.NewSeekerWrapper(mf, mf.Size())
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defer r.Close()
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n, err := r.Seek(6, io.SeekStart)
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require.NoError(err)
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require.Equal(int64(6), n)
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toRead := make([]byte, 5)
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nn, err := r.Read(toRead)
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require.NoError(err)
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require.Equal(5, nn)
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require.Equal("World", string(toRead))
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}
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