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walker: add tests for leaveDir

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This commit is contained in:
Michael Eischer 2024-01-21 16:44:00 +01:00
parent 2c80cfa4a5
commit d4ed7c8858
1 changed files with 44 additions and 9 deletions
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53
internal/walker/walker_test.go
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@ -93,12 +93,12 @@ func (t TreeMap) Connections() uint {
// checkFunc returns a function suitable for walking the tree to check
// something, and a function which will check the final result.
type checkFunc func(t testing.TB) (walker WalkFunc, final func(testing.TB))
type checkFunc func(t testing.TB) (walker WalkFunc, leaveDir func(path string), final func(testing.TB))
// checkItemOrder ensures that the order of the 'path' arguments is the one passed in as 'want'.
func checkItemOrder(want []string) checkFunc {
pos := 0
return func(t testing.TB) (walker WalkFunc, final func(testing.TB)) {
return func(t testing.TB) (walker WalkFunc, leaveDir func(path string), final func(testing.TB)) {
walker = func(treeID restic.ID, path string, node *restic.Node, err error) error {
if err != nil {
t.Errorf("error walking %v: %v", path, err)
@ -117,20 +117,24 @@ func checkItemOrder(want []string) checkFunc {
return nil
}
leaveDir = func(path string) {
_ = walker(restic.ID{}, "leave: "+path, nil, nil)
}
final = func(t testing.TB) {
if pos != len(want) {
t.Errorf("not enough items returned, want %d, got %d", len(want), pos)
}
}
return walker, final
return walker, leaveDir, final
}
}
// checkParentTreeOrder ensures that the order of the 'parentID' arguments is the one passed in as 'want'.
func checkParentTreeOrder(want []string) checkFunc {
pos := 0
return func(t testing.TB) (walker WalkFunc, final func(testing.TB)) {
return func(t testing.TB) (walker WalkFunc, leaveDir func(path string), final func(testing.TB)) {
walker = func(treeID restic.ID, path string, node *restic.Node, err error) error {
if err != nil {
t.Errorf("error walking %v: %v", path, err)
@ -155,7 +159,7 @@ func checkParentTreeOrder(want []string) checkFunc {
}
}
return walker, final
return walker, nil, final
}
}
@ -164,7 +168,7 @@ func checkParentTreeOrder(want []string) checkFunc {
func checkSkipFor(skipFor map[string]struct{}, wantPaths []string) checkFunc {
var pos int
return func(t testing.TB) (walker WalkFunc, final func(testing.TB)) {
return func(t testing.TB) (walker WalkFunc, leaveDir func(path string), final func(testing.TB)) {
walker = func(treeID restic.ID, path string, node *restic.Node, err error) error {
if err != nil {
t.Errorf("error walking %v: %v", path, err)
@ -188,13 +192,17 @@ func checkSkipFor(skipFor map[string]struct{}, wantPaths []string) checkFunc {
return nil
}
leaveDir = func(path string) {
_ = walker(restic.ID{}, "leave: "+path, nil, nil)
}
final = func(t testing.TB) {
if pos != len(wantPaths) {
t.Errorf("wrong number of paths returned, want %d, got %d", len(wantPaths), pos)
}
}
return walker, final
return walker, leaveDir, final
}
}
@ -216,6 +224,8 @@ func TestWalker(t *testing.T) {
"/foo",
"/subdir",
"/subdir/subfile",
"leave: /subdir",
"leave: /",
}),
checkParentTreeOrder([]string{
"a760536a8fd64dd63f8dd95d85d788d71fd1bee6828619350daf6959dcb499a0", // tree /
@ -230,6 +240,7 @@ func TestWalker(t *testing.T) {
"/",
"/foo",
"/subdir",
"leave: /",
},
),
checkSkipFor(
@ -260,10 +271,14 @@ func TestWalker(t *testing.T) {
"/foo",
"/subdir1",
"/subdir1/subfile1",
"leave: /subdir1",
"/subdir2",
"/subdir2/subfile2",
"/subdir2/subsubdir2",
"/subdir2/subsubdir2/subsubfile3",
"leave: /subdir2/subsubdir2",
"leave: /subdir2",
"leave: /",
}),
checkParentTreeOrder([]string{
"7a0e59b986cc83167d9fbeeefc54e4629770124c5825d391f7ee0598667fcdf1", // tree /
@ -286,6 +301,9 @@ func TestWalker(t *testing.T) {
"/subdir2/subfile2",
"/subdir2/subsubdir2",
"/subdir2/subsubdir2/subsubfile3",
"leave: /subdir2/subsubdir2",
"leave: /subdir2",
"leave: /",
},
),
checkSkipFor(
@ -299,6 +317,8 @@ func TestWalker(t *testing.T) {
"/subdir2",
"/subdir2/subfile2",
"/subdir2/subsubdir2",
"leave: /subdir2",
"leave: /",
},
),
checkSkipFor(
@ -307,6 +327,7 @@ func TestWalker(t *testing.T) {
}, []string{
"/",
"/foo",
"leave: /",
},
),
},
@ -339,15 +360,19 @@ func TestWalker(t *testing.T) {
"/subdir1/subfile1",
"/subdir1/subfile2",
"/subdir1/subfile3",
"leave: /subdir1",
"/subdir2",
"/subdir2/subfile1",
"/subdir2/subfile2",
"/subdir2/subfile3",
"leave: /subdir2",
"/subdir3",
"/subdir3/subfile1",
"/subdir3/subfile2",
"/subdir3/subfile3",
"leave: /subdir3",
"/zzz other",
"leave: /",
}),
checkParentTreeOrder([]string{
"c2efeff7f217a4dfa12a16e8bb3cefedd37c00873605c29e5271c6061030672f", // tree /
@ -385,13 +410,20 @@ func TestWalker(t *testing.T) {
checkItemOrder([]string{
"/",
"/subdir1",
"leave: /subdir1",
"/subdir2",
"leave: /subdir2",
"/subdir3",
"/subdir3/file",
"leave: /subdir3",
"/subdir4",
"/subdir4/file",
"leave: /subdir4",
"/subdir5",
"leave: /subdir5",
"/subdir6",
"leave: /subdir6",
"leave: /",
}),
},
},
@ -405,8 +437,11 @@ func TestWalker(t *testing.T) {
ctx, cancel := context.WithCancel(context.TODO())
defer cancel()
fn, last := check(t)
err := Walk(ctx, repo, root, WalkVisitor{ProcessNode: fn})
fn, leaveDir, last := check(t)
err := Walk(ctx, repo, root, WalkVisitor{
ProcessNode: fn,
LeaveDir: leaveDir,
})
if err != nil {
t.Error(err)
}