tvl-depot/tvix/nar-bridge/pkg/exporter/pick_next_node_test.go
Florian Klink d3c44ab03d refactor(tvix/nar-bridge): rename writer package to exporter
Change-Id: I7cf6a3ed0dca4c450fadd9228dc0154ad6254f51
Reviewed-on: https://cl.tvl.fyi/c/depot/+/9530
Tested-by: BuildkiteCI
Reviewed-by: Connor Brewster <cbrewster@hey.com>
Autosubmit: flokli <flokli@flokli.de>
2023-10-05 06:17:10 +00:00

51 lines
1.2 KiB
Go

package exporter
import (
"testing"
castorev1pb "code.tvl.fyi/tvix/castore/protos"
"github.com/google/go-cmp/cmp"
"github.com/stretchr/testify/require"
"google.golang.org/protobuf/testing/protocmp"
)
func requireProtoEq(t *testing.T, expected interface{}, actual interface{}) {
if diff := cmp.Diff(expected, actual, protocmp.Transform()); diff != "" {
t.Errorf("unexpected difference:\n%v", diff)
}
}
func TestPopNextNode(t *testing.T) {
t.Run("empty directory", func(t *testing.T) {
d := &castorev1pb.Directory{
Directories: []*castorev1pb.DirectoryNode{},
Files: []*castorev1pb.FileNode{},
Symlinks: []*castorev1pb.SymlinkNode{},
}
n := drainNextNode(d)
require.Equal(t, nil, n)
})
t.Run("only directories", func(t *testing.T) {
ds := &castorev1pb.Directory{
Directories: []*castorev1pb.DirectoryNode{{
Name: []byte("a"),
Digest: []byte{},
Size: 0,
}, {
Name: []byte("b"),
Digest: []byte{},
Size: 0,
}},
Files: []*castorev1pb.FileNode{},
Symlinks: []*castorev1pb.SymlinkNode{},
}
n := drainNextNode(ds)
requireProtoEq(t, &castorev1pb.DirectoryNode{
Name: []byte("a"),
Digest: []byte{},
Size: 0,
}, n)
})
}