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Enforce the retained history node limit

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This commit is contained in:
Eric Rakestraw
2026-10-25 22:04:54 +00:00
parent 4fcff5f453
commit 12d350a292
9 changed files with 395 additions and 84 deletions
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12
internal/engine/explain_test.go
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@@ -308,12 +308,18 @@ func TestSecretsBootstrapLoadAndExplanationRemainSeparateAndSafe(t *testing.T) {
func TestHistoryNodeBudgetCountsSharedTreesOnce(t *testing.T) {
leaf := &document.Node{Kind: document.String, Text: "value"}
root := &document.Node{Kind: document.Mapping, Mapping: []document.Entry{{Key: "value", Value: leaf}}}
applications := []historyApplication{{layer: LayerBase, value: root}}
if !historyNodesWithin(2, root, root, root, applications, nil) {
inspection := &Inspection{
baseline: root, input: root, final: root,
applications: []historyApplication{{layer: LayerBase, value: root}},
}
counter := newRetainedNodeCounter(2)
if !addInspectionHistory(counter, inspection) || counter.count != 2 {
t.Fatal("structurally shared history was counted more than once")
}
other := document.Clone(root)
if historyNodesWithin(3, root, other, root, applications, nil) {
inspection.input = other
counter = newRetainedNodeCounter(3)
if addInspectionHistory(counter, inspection) {
t.Fatal("distinct retained nodes did not consume the budget")
}
}