103 lines
2.8 KiB
Go
103 lines
2.8 KiB
Go
package adb
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import (
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"bytes"
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"testing"
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"time"
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"encoding/binary"
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"strings"
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"github.com/evrins/goadb/wire"
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"github.com/stretchr/testify/assert"
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)
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func TestFileWriterWriteSingleChunk(t *testing.T) {
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var buf bytes.Buffer
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writer := newSyncFileWriter(wire.NewSyncSender(&buf), MtimeOfClose)
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n, err := writer.Write([]byte("hello"))
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assert.NoError(t, err)
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assert.Equal(t, 5, n)
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assert.Equal(t, "DATA\005\000\000\000hello", buf.String())
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}
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func TestFileWriterWriteMultiChunk(t *testing.T) {
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var buf bytes.Buffer
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writer := newSyncFileWriter(wire.NewSyncSender(&buf), MtimeOfClose)
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n, err := writer.Write([]byte("hello"))
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assert.NoError(t, err)
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assert.Equal(t, 5, n)
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n, err = writer.Write([]byte(" world"))
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assert.NoError(t, err)
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assert.Equal(t, 6, n)
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assert.Equal(t, "DATA\005\000\000\000helloDATA\006\000\000\000 world", buf.String())
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}
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func TestFileWriterWriteLargeChunk(t *testing.T) {
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var buf bytes.Buffer
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writer := newSyncFileWriter(wire.NewSyncSender(&buf), MtimeOfClose)
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// Send just enough data to get 2 chunks.
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data := make([]byte, wire.SyncMaxChunkSize+1)
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n, err := writer.Write(data)
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assert.NoError(t, err)
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assert.Equal(t, wire.SyncMaxChunkSize+1, n)
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assert.Equal(t, 8+8+wire.SyncMaxChunkSize+1, buf.Len())
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// First header.
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chunk := buf.Bytes()[:8+wire.SyncMaxChunkSize]
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expectedHeader := []byte("DATA----")
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binary.LittleEndian.PutUint32(expectedHeader[4:], wire.SyncMaxChunkSize)
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assert.Equal(t, expectedHeader, chunk[:8])
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assert.Equal(t, data[:wire.SyncMaxChunkSize], chunk[8:])
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// Second header.
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chunk = buf.Bytes()[wire.SyncMaxChunkSize+8 : wire.SyncMaxChunkSize+8+1]
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expectedHeader = []byte("DATA\000\000\000\000")
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binary.LittleEndian.PutUint32(expectedHeader[4:], 1)
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assert.Equal(t, expectedHeader, chunk[:8])
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}
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func TestFileWriterCloseEmpty(t *testing.T) {
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var buf bytes.Buffer
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mtime := time.Unix(1, 0)
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writer := newSyncFileWriter(wire.NewSyncSender(&buf), mtime)
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assert.NoError(t, writer.Close())
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assert.Equal(t, "DONE\x01\x00\x00\x00", buf.String())
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}
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func TestFileWriterWriteClose(t *testing.T) {
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var buf bytes.Buffer
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mtime := time.Unix(1, 0)
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writer := newSyncFileWriter(wire.NewSyncSender(&buf), mtime)
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writer.Write([]byte("hello"))
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assert.NoError(t, writer.Close())
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assert.Equal(t, "DATA\005\000\000\000helloDONE\x01\x00\x00\x00", buf.String())
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}
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func TestFileWriterCloseAutoMtime(t *testing.T) {
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var buf bytes.Buffer
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writer := newSyncFileWriter(wire.NewSyncSender(&buf), MtimeOfClose)
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assert.NoError(t, writer.Close())
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assert.Len(t, buf.String(), 8)
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assert.True(t, strings.HasPrefix(buf.String(), "DONE"))
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mtimeBytes := buf.Bytes()[4:]
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mtimeActual := time.Unix(int64(binary.LittleEndian.Uint32(mtimeBytes)), 0)
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// Delta has to be a whole second since adb only supports second granularity for mtimes.
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assert.WithinDuration(t, time.Now(), mtimeActual, 1*time.Second)
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}
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