zrepl/zfs/datasetpath_visitor_test.go
Christian Schwarz 2ce07c9342 rework filters & mappings
config defines a single datastructure that can act both as a Map and as a Filter
(DatasetMapFilter)

Cleanup wildcard syntax along the way (also changes semantics).
2017-08-06 16:21:54 +02:00

96 lines
2.1 KiB
Go

package zfs
import (
"github.com/stretchr/testify/assert"
"testing"
)
func TestNewDatasetPathTree(t *testing.T) {
r := newDatasetPathTree(toDatasetPath("pool1/foo/bar").comps)
assert.Equal(t, "pool1", r.Component)
assert.True(t, len(r.Children) == 1)
cr := r.Children[0]
assert.Equal(t, "foo", cr.Component)
assert.True(t, len(cr.Children) == 1)
ccr := cr.Children[0]
assert.Equal(t, "bar", ccr.Component)
}
type visitRecorder struct {
visits []DatasetPathVisit
}
func makeVisitRecorder() (v DatasetPathsVisitor, rec *visitRecorder) {
rec = &visitRecorder{
visits: make([]DatasetPathVisit, 0),
}
v = func(v DatasetPathVisit) bool {
rec.visits = append(rec.visits, v)
return true
}
return
}
func buildForest(paths []DatasetPath) (f *DatasetPathForest) {
f = NewDatasetPathForest()
for _, p := range paths {
f.Add(p)
}
return
}
func TestDatasetPathForestWalkTopDown(t *testing.T) {
paths := []DatasetPath{
toDatasetPath("pool1"),
toDatasetPath("pool1/foo/bar"),
toDatasetPath("pool1/foo/bar/looloo"),
toDatasetPath("pool2/test/bar"),
}
v, rec := makeVisitRecorder()
buildForest(paths).WalkTopDown(v)
expectedVisists := []DatasetPathVisit{
{toDatasetPath("pool1"), false},
{toDatasetPath("pool1/foo"), true},
{toDatasetPath("pool1/foo/bar"), false},
{toDatasetPath("pool1/foo/bar/looloo"), false},
{toDatasetPath("pool2"), true},
{toDatasetPath("pool2/test"), true},
{toDatasetPath("pool2/test/bar"), false},
}
assert.Equal(t, expectedVisists, rec.visits)
}
func TestDatasetPathWalkTopDownWorksUnordered(t *testing.T) {
paths := []DatasetPath{
toDatasetPath("pool1"),
toDatasetPath("pool1/foo/bar/looloo"),
toDatasetPath("pool1/foo/bar"),
toDatasetPath("pool1/bang/baz"),
}
v, rec := makeVisitRecorder()
buildForest(paths).WalkTopDown(v)
expectedVisists := []DatasetPathVisit{
{toDatasetPath("pool1"), false},
{toDatasetPath("pool1/foo"), true},
{toDatasetPath("pool1/foo/bar"), false},
{toDatasetPath("pool1/foo/bar/looloo"), false},
{toDatasetPath("pool1/bang"), true},
{toDatasetPath("pool1/bang/baz"), false},
}
assert.Equal(t, expectedVisists, rec.visits)
}