jschoubben
e1f4ac1050
The lead's ruling of 12:5x (design 25 § 12.3): mesh-broker's events ride the bus module's own stream, 30 days, on mesh.seat.mesh-broker.said.<event>, outside the shared events stream's mesh.seat.*.event.>, so the bus never refuses the two as overlapping. Claude-Session: https://claude.ai/code/session_01JG73KJNrH5EgFXMKKYSrig
61 lines
2.5 KiB
Go
61 lines
2.5 KiB
Go
package buscompose
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import (
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"strings"
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"testing"
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"git.novox.be/novox/mesh-contracts/go/seats/meshbroker"
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"git.novox.be/novox/mesh-sdk/go/membership"
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)
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// The names this package keeps for the grants part's composer (mesh-grants internal/buscompose, ADR 0593 §1) agree with
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// what the runtime reads: the memberships bucket, and a log's stream and subject.
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func TestTheBusNamesAgree(t *testing.T) {
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if GrantsMembershipsBucket != membership.GrantsBucket {
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t.Fatalf("the memberships bucket is %q here and %q in membership", GrantsMembershipsBucket, membership.GrantsBucket)
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}
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if MembershipKey("ace", "netcheck") != "ace.netcheck" {
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t.Fatal("a membership's key is not <node>.<module>")
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}
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if LogStreamName("mesh-delivery-builder", "build-log") == "" || LogSubject("mesh-delivery-builder", "build-log") == "" {
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t.Fatal("a log has no stream or subject")
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}
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// 1966/AC20: a ledger's history and snapshot subjects are one contract, which the grants part grants a ledger
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// account its publish on.
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if h, sn := LedgerHistorySubject("m", "records"), LedgerSnapshotSubject("m", "records"); h != "mesh.ledger.m.records.history" ||
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sn != "mesh.ledger.m.records.snapshot" {
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t.Fatalf("a ledger's subjects are %q and %q", h, sn)
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}
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// 1966/AC23: a wanted account of kind ledger for m on a names the user ledger.a.m and the own secret ledgers.
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ledger := WantedAccount{User: "ledger.a.m", Kind: KindLedger, Node: "a", Module: "m", URL: "nats://10.0.0.1:4222"}
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if got := (Principal{Kind: KindLedger, Node: "a", Module: "m"}).Username(); got != "ledger.a.m" {
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t.Fatalf("a ledger account is named %q", got)
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}
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if err := ledger.Valid(); err != nil || ledger.OwnSecret() != "ledgers" {
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t.Fatalf("a wanted ledger account: %v, held in %q", err, ledger.OwnSecret())
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}
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// mesh-broker's events are the bus module's own stream (design 25 § 12.3, 30 days): no subject of the shared
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// streams may take them, or the bus refuses the two streams as overlapping.
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for _, st := range MeshStreams() {
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for _, pattern := range st.Subjects {
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if subjectTakes(pattern, meshbroker.SubjectCreated) {
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t.Errorf("the stream %s takes mesh-broker's %s by %s", st.Name, meshbroker.SubjectCreated, pattern)
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}
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}
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}
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}
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// subjectTakes says whether a subject pattern (`*` one token, `>` the rest) takes a subject.
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func subjectTakes(pattern, subject string) bool {
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p, s := strings.Split(pattern, "."), strings.Split(subject, ".")
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for i, tok := range p {
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switch {
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case tok == ">":
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return len(s) > i
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case i >= len(s) || (tok != "*" && tok != s[i]):
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return false
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}
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}
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return len(p) == len(s)
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}
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