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package hdfs
import (
"os"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestReadDir(t *testing.T) {
client := getClient(t)
mkdirp(t, "/_test/fulldir")
mkdirp(t, "/_test/fulldir/dir")
touch(t, "/_test/fulldir/1")
touch(t, "/_test/fulldir/2")
touch(t, "/_test/fulldir/3")
res, err := client.ReadDir("/_test/fulldir")
require.NoError(t, err)
require.Equal(t, len(res), 4)
assert.EqualValues(t, "1", res[0].Name())
assert.False(t, res[0].IsDir())
assert.EqualValues(t, "2", res[1].Name())
assert.False(t, res[1].IsDir())
assert.EqualValues(t, "3", res[2].Name())
assert.False(t, res[2].IsDir())
assert.EqualValues(t, "dir", res[3].Name())
assert.True(t, res[3].IsDir())
}
func TestReadDirTrailingSlash(t *testing.T) {
client := getClient(t)
mkdirp(t, "/_test/fulldir2")
mkdirp(t, "/_test/fulldir2/dir")
touch(t, "/_test/fulldir2/1")
touch(t, "/_test/fulldir2/2")
touch(t, "/_test/fulldir2/3")
res, err := client.ReadDir("/_test/fulldir2/")
require.NoError(t, err)
require.Equal(t, len(res), 4)
assert.EqualValues(t, "1", res[0].Name())
assert.False(t, res[0].IsDir())
assert.EqualValues(t, "2", res[1].Name())
assert.False(t, res[1].IsDir())
assert.EqualValues(t, "3", res[2].Name())
assert.False(t, res[2].IsDir())
assert.EqualValues(t, "dir", res[3].Name())
assert.True(t, res[3].IsDir())
}
func TestReadEmptyDir(t *testing.T) {
client := getClient(t)
baleet(t, "/_test/emptydir")
mkdirp(t, "/_test/emptydir")
res, err := client.ReadDir("/_test/emptydir")
assert.NoError(t, err)
assert.EqualValues(t, 0, len(res))
}
func TestReadDirNonexistent(t *testing.T) {
client := getClient(t)
baleet(t, "/_test/nonexistent")
res, err := client.ReadDir("/_test/nonexistent")
assertPathError(t, err, "open", "/_test/nonexistent", os.ErrNotExist)
assert.Nil(t, res)
}
func TestReadDirWithoutPermission(t *testing.T) {
mkdirpMask(t, "/_test/accessdenied", 0700)
touchMask(t, "/_test/accessdenied/foo", 0600)
client := getClientForUser(t, "gohdfs2")
res, err := client.ReadDir("/_test/accessdenied")
assertPathError(t, err, "readdir", "/_test/accessdenied", os.ErrPermission)
assert.Nil(t, res)
}
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