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https://github.com/rclone/rclone
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e18122e88b
* Tests for VFS layer * Small fixes found during testing * Fix Close, Flush and Release behaviour for ReadFileHandle and WriteFileHandle * Fix nil object bugs on File
113 lines
2.6 KiB
Go
113 lines
2.6 KiB
Go
package vfs
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import (
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"io"
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"os"
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"testing"
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"github.com/ncw/rclone/fstest"
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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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func TestDirHandleMethods(t *testing.T) {
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r := fstest.NewRun(t)
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defer r.Finalise()
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_, dir, _ := dirCreate(t, r)
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h, err := dir.Open(os.O_RDONLY)
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require.NoError(t, err)
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fh, ok := h.(*DirHandle)
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assert.True(t, ok)
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// String
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assert.Equal(t, "dir/ (r)", fh.String())
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assert.Equal(t, "<nil *DirHandle>", (*DirHandle)(nil).String())
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assert.Equal(t, "<nil *DirHandle.d>", newDirHandle(nil).String())
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// Stat
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fi, err := fh.Stat()
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require.NoError(t, err)
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assert.Equal(t, dir, fi)
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// Node
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assert.Equal(t, dir, fh.Node())
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// Close
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require.NoError(t, h.Close())
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assert.Equal(t, []os.FileInfo(nil), fh.fis)
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}
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func TestDirHandleReaddir(t *testing.T) {
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r := fstest.NewRun(t)
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defer r.Finalise()
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vfs := New(r.Fremote, nil)
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file1 := r.WriteObject("dir/file1", "file1 contents", t1)
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file2 := r.WriteObject("dir/file2", "file2- contents", t2)
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file3 := r.WriteObject("dir/subdir/file3", "file3-- contents", t3)
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fstest.CheckItems(t, r.Fremote, file1, file2, file3)
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node, err := vfs.Stat("dir")
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require.NoError(t, err)
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dir := node.(*Dir)
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// Read in one chunk
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fh, err := dir.Open(os.O_RDONLY)
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require.NoError(t, err)
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fis, err := fh.Readdir(-1)
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require.NoError(t, err)
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require.Equal(t, 3, len(fis))
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assert.Equal(t, "file1", fis[0].Name())
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assert.Equal(t, "file2", fis[1].Name())
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assert.Equal(t, "subdir", fis[2].Name())
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assert.False(t, fis[0].IsDir())
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assert.False(t, fis[1].IsDir())
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assert.True(t, fis[2].IsDir())
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require.NoError(t, fh.Close())
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// Read in multiple chunks
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fh, err = dir.Open(os.O_RDONLY)
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require.NoError(t, err)
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fis, err = fh.Readdir(2)
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require.NoError(t, err)
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require.Equal(t, 2, len(fis))
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assert.Equal(t, "file1", fis[0].Name())
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assert.Equal(t, "file2", fis[1].Name())
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assert.False(t, fis[0].IsDir())
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assert.False(t, fis[1].IsDir())
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fis, err = fh.Readdir(2)
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require.NoError(t, err)
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require.Equal(t, 1, len(fis))
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assert.Equal(t, "subdir", fis[0].Name())
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assert.True(t, fis[0].IsDir())
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fis, err = fh.Readdir(2)
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assert.Equal(t, io.EOF, err)
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require.Equal(t, 0, len(fis))
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require.NoError(t, fh.Close())
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}
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func TestDirHandleReaddirnames(t *testing.T) {
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r := fstest.NewRun(t)
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defer r.Finalise()
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_, dir, _ := dirCreate(t, r)
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fh, err := dir.Open(os.O_RDONLY)
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require.NoError(t, err)
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// Smoke test only since heavy lifting done in Readdir
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fis, err := fh.Readdirnames(-1)
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require.NoError(t, err)
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require.Equal(t, 1, len(fis))
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assert.Equal(t, "file1", fis[0])
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require.NoError(t, fh.Close())
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}
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