costtest

package

v0.1.13 Latest Latest Go to latest Published: Oct 11, 2026 License: MIT Imports: 3 Imported by: 0

Details

Package costtest holds hand-written fakes of the cost interfaces for tests: an Explainer and an EXPLAIN ANALYZE sampler answering as configured.

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type FakeAnalyzeSampler struct {
	Plan cost.Plan
	Err  error
}

FakeAnalyzeSampler is a hand-written cost.AnalyzeSampler for tests.

func (f FakeAnalyzeSampler) ExplainAnalyze(context.Context, codegen.Compiled) (cost.Plan, error)

ExplainAnalyze returns the configured Plan/Err.

type FakeExplainer struct {
	Plan cost.Plan
	Err  error
}

FakeExplainer is a hand-written cost.Explainer for tests.

func (f FakeExplainer) Explain(_ context.Context, _ string, _ []any) (cost.Plan, error)

Explain returns the configured Plan/Err.