package inventory

import (
	"strings"
	"testing"
	"time"
)

// 1945 (dev-r6-controller's finding, for ADR 0539 clause 1): with no plan left to name a build, the builds of every
// fingerprint a want names are kept: a collection never lets go of what a node is told to run. A build of a
// fingerprint no want names, one of another module at that fingerprint, and a failed one keep nothing this way.
func TestTheBuildsOfAWantedFingerprintAreKept(t *testing.T) {
	fp := "src2:" + strings.Repeat("a", 64)
	other := "src2:" + strings.Repeat("b", 64)
	at := time.Date(2026, 10, 1, 0, 0, 0, 0, time.UTC)
	made := func(id, module, fingerprint, reference string) Build {
		return Build{ID: id, Module: module, SourceFingerprint: fingerprint, At: at,
			Made: []Artifact{{Name: "files", Kind: "archive", Reference: reference}}}
	}
	const (
		wanted   = "artifact-store://route-proxy/files/blobs/sha256:a1"
		unwanted = "artifact-store://route-proxy/files/blobs/sha256:b2"
		elsewise = "artifact-store://mesh-mail/files/blobs/sha256:c3"
	)
	builds := []Build{made("key-a-1", "route-proxy", fp, wanted), made("key-b-1", "route-proxy", other, unwanted),
		made("key-c-1", "mesh-mail", fp, elsewise),
		{ID: "failed", Module: "route-proxy", SourceFingerprint: fp, Failed: "no", Made: []Artifact{{Reference: "artifact-store://f@sha256:ff"}}}}
	kept := keptByWants(builds, map[string]bool{"route-proxy " + fp: true})
	if !has(kept[wanted], KeptByWant) {
		t.Errorf("the archive of a wanted fingerprint is not kept: %v", kept)
	}
	for _, r := range []string{unwanted, elsewise, "artifact-store://f@sha256:ff"} {
		if len(kept[r]) > 0 {
			t.Errorf("%s is kept as wanted: %v", r, kept[r])
		}
	}
}