mesh-tools
97a2d841c7
The controller plans config, templates and moved providers' provisions, hands bus accounts to the vault and judges the new manifest words, on the feature's SDK and node-engine validator (feature 57, config and provisioning).
49 lines
1.7 KiB
Go
49 lines
1.7 KiB
Go
package link
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import (
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"strings"
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"testing"
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"github.com/novox/mesh-controller/internal/broker"
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)
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// A message given up on a module's own stream is delivered again on EVENTS to the consumer that gave it up,
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// and only while that consumer is still granted it (novox/hq ADR 0363 §7).
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func TestAModuleStreamsDeadLetterGoesBackOnlyWhileGranted(t *testing.T) {
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js := aBus(t)
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mail := broker.ModuleStream{Module: "mesh-mail", Name: "MAIL", Events: []string{"mail.*.message.added"},
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MaxAgeDays: 7, MaxMiB: 16, Restricted: true}
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if err := js.EnsureStream(mail.Stream()); err != nil {
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t.Fatal(err)
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}
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t.Cleanup(func() { _ = js.Context().DeleteStream("MAIL") })
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subject := broker.ModuleStreamSubject("mesh-mail", "mail.mesh.message.added")
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heard := broker.Heard{Stream: "MAIL", Emitter: "mesh-mail", Filters: []string{subject}}
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reader := broker.Principal{Kind: broker.KindModule, Node: "ace", Module: "reader", Hears: []broker.Heard{heard},
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PasswordHash: "x"}
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users := broker.ConsumersOf([]broker.Principal{reader})
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if len(users) != 2 {
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t.Fatalf("the reader's consumers: %+v", users)
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}
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for _, c := range users {
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if err := js.EnsureConsumer(c.Consumer); err != nil {
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t.Fatal(err)
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}
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}
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d := DeadLetter{ID: 9, Stream: "MAIL", Consumer: "ace_reader", Subject: subject}
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got, err := AgainTo(js.Context(), d)
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if err != nil {
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t.Fatal(err)
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}
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if got != broker.AgainSubject("ace_reader", subject) {
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t.Fatalf("delivered again on %s", got)
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}
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if err := js.RemoveConsumer("MAIL", "ace_reader"); err != nil {
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t.Fatal(err)
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}
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if _, err := AgainTo(js.Context(), d); err == nil || !strings.Contains(err.Error(), "no longer hears MAIL") {
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t.Fatalf("delivered again to a consumer no longer granted: %v", err)
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}
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}
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