motiejus/undocker
1
Fork 0
Code Packages Releases Activity

whiteout tests

Browse Source
This commit is contained in:
Motiejus Jakštys 2021-05-24 00:11:58 +03:00
parent 4c7afb8afa
commit 48dd16fe27
1 changed files with 26 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

30
rootfs/rootfs_test.go
View File

@ -91,13 +91,13 @@ func TestRootFS(t *testing.T) {
name: "whiteout with override",
image: tarball{
file{name: "layer0/layer.tar", contents: tarball{
file{name: "filea", contents: bytes.NewBufferString("from 0")},
file{name: "file", contents: bytes.NewBufferString("from 0")},
}},
file{name: "layer1/layer.tar", contents: tarball{
hardlink{name: ".wh.filea"},
hardlink{name: ".wh.file"},
}},
file{name: "layer2/layer.tar", contents: tarball{
file{name: "filea", contents: bytes.NewBufferString("from 3")},
file{name: "file", contents: bytes.NewBufferString("from 3")},
}},
manifest{
"layer0/layer.tar",
@ -106,7 +106,7 @@ func TestRootFS(t *testing.T) {
},
},
want: []extractable{
file{name: "filea", contents: bytes.NewBufferString("from 3")},
file{name: "file", contents: bytes.NewBufferString("from 3")},
},
},
{
@ -115,17 +115,39 @@ func TestRootFS(t *testing.T) {
file{name: "layer0/layer.tar", contents: tarball{
dir{name: "dir"},
file{name: "file"},
file{name: ".wh..wh..opq", uid: 0},
}},
file{name: "layer1/layer.tar", contents: tarball{
dir{name: ".wh.dir"},
file{name: ".wh.file"},
file{name: ".wh..wh..opq", uid: 1},
}},
manifest{"layer0/layer.tar", "layer1/layer.tar"},
},
want: []extractable{
dir{name: "dir"},
dir{name: ".wh.dir"},
file{name: "file"},
file{name: ".wh.file"},
file{name: ".wh..wh..opq", uid: 1},
},
},
{
name: "simple readdir whiteout",
image: tarball{
file{name: "layer0/layer.tar", contents: tarball{
dir{name: "a"},
file{name: "a/filea"},
}},
file{name: "layer1/layer.tar", contents: tarball{
file{name: "a/fileb"},
hardlink{name: "a/.wh..wh..opq"},
}},
manifest{"layer0/layer.tar", "layer1/layer.tar"},
},
want: []extractable{
dir{name: "a"},
file{name: "a/fileb"},
},
},
}