48 lines
1002 B
Go
48 lines
1002 B
Go
package readers
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import (
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"bytes"
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"compress/gzip"
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"io"
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"testing"
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"github.com/rclone/rclone/lib/random"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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type checkClose struct {
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io.Reader
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closed bool
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}
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func (cc *checkClose) Close() error {
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cc.closed = true
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return nil
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}
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func TestGzipReader(t *testing.T) {
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// Create some compressed data
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data := random.String(1000)
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var out bytes.Buffer
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zw := gzip.NewWriter(&out)
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_, err := io.Copy(zw, bytes.NewBufferString(data))
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require.NoError(t, err)
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require.NoError(t, zw.Close())
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gzData := out.Bytes()
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// Check we can decompress it
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cc := &checkClose{Reader: bytes.NewBuffer(gzData)}
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var decompressed bytes.Buffer
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zr, err := NewGzipReader(cc)
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require.NoError(t, err)
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_, err = io.Copy(&decompressed, zr)
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require.NoError(t, err)
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assert.Equal(t, data, decompressed.String())
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// Check the underlying close gets called
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assert.False(t, cc.closed)
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require.NoError(t, zr.Close())
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assert.True(t, cc.closed)
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}
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