Files
mesh-contracts/go/seats/nodeengine/contract_test.go
T
jschoubben 7498d689e2 The node-engine seat whole: every verb's answer, its events' bodies, and ADR 0618's manifest-reads and manifest-reads-changed
The seat's area changes in this milestone, so it moves whole into its contracts (ADR 0613 §3): the eleven verbs it serves
get their answers as the engine writes them, asked, done and refused their body, and the seat serves the optional verb
manifest-reads (ADR 0618 §3) and says manifest-reads-changed (§4). Each event is published per node, the node's name its
last token (by-caller), and kept with the seat's events for seven days. compose-candidate's input is a boolean, as the
engine and the checker read it. Fixtures for every event, compose-candidate's input and three answers.

Claude-Session: https://claude.ai/code/session_01JG73KG7AfSdh6FP8VrBqCn
2026-11-04 12:39:56 +01:00

75 lines
7.1 KiB
Go

// Code generated by seatgen from the seat definitions; DO NOT EDIT.
package nodeengine
import (
"encoding/json"
"reflect"
"regexp"
"testing"
)
// TestFixtures reads every fixture of seats/node-engine/fixtures: each decodes into its type, a field the type does not
// know is dropped (ADR 0608 §6), and it reads back as its wire says; each subject named is the contract's.
func TestFixtures(t *testing.T) {
cases := []struct {
name, subject, given, wire string
decode func([]byte) (any, error)
subjectIs *regexp.Regexp
}{
{name: "asked on the node's subject", subject: "mesh.seat.node-engine.event.asked.ace", given: "{\"act\":\"hand-over\",\"ask\":\"hand-over-1\",\"caller\":\"mesh-tools\",\"node\":\"ace\",\"state\":\"asked\",\"subject\":\"/srv/media\"}", wire: "{\"act\":\"hand-over\",\"ask\":\"hand-over-1\",\"caller\":\"mesh-tools\",\"node\":\"ace\",\"state\":\"asked\",\"subject\":\"/srv/media\"}",
decode: func(b []byte) (any, error) { var v AskedEvent; err := json.Unmarshal(b, &v); return v, err }, subjectIs: regexp.MustCompile("^mesh\\.seat\\.node-engine\\.event\\.asked\\.[A-Za-z0-9_-]+$")},
{name: "done on the node's subject", subject: "mesh.seat.node-engine.event.done.ace", given: "{\"act\":\"hand-over\",\"ask\":\"hand-over-1\",\"caller\":\"mesh-tools\",\"node\":\"ace\",\"said\":\"handed over: owner media, group media, mode 2775\",\"state\":\"done\",\"subject\":\"/srv/media\"}", wire: "{\"act\":\"hand-over\",\"ask\":\"hand-over-1\",\"caller\":\"mesh-tools\",\"node\":\"ace\",\"said\":\"handed over: owner media, group media, mode 2775\",\"state\":\"done\",\"subject\":\"/srv/media\"}",
decode: func(b []byte) (any, error) { var v DoneEvent; err := json.Unmarshal(b, &v); return v, err }, subjectIs: regexp.MustCompile("^mesh\\.seat\\.node-engine\\.event\\.done\\.[A-Za-z0-9_-]+$")},
{name: "refused on the node's subject", subject: "mesh.seat.node-engine.event.refused.ace", given: "{\"act\":\"access-act\",\"ask\":\"access-act-1\",\"caller\":\"mesh-tools\",\"node\":\"ace\",\"said\":\"the operator said no\",\"state\":\"refused\",\"subject\":\"library:music\"}", wire: "{\"act\":\"access-act\",\"ask\":\"access-act-1\",\"caller\":\"mesh-tools\",\"node\":\"ace\",\"said\":\"the operator said no\",\"state\":\"refused\",\"subject\":\"library:music\"}",
decode: func(b []byte) (any, error) { var v RefusedEvent; err := json.Unmarshal(b, &v); return v, err }, subjectIs: regexp.MustCompile("^mesh\\.seat\\.node-engine\\.event\\.refused\\.[A-Za-z0-9_-]+$")},
{name: "manifest-reads-changed when the engine started", subject: "mesh.seat.node-engine.event.manifest-reads-changed.ace", given: "{\"at\":\"2026-11-04T10:00:00Z\",\"manifest-reads\":[\"form:seat-reference\",\"word:series\"],\"node\":\"ace\",\"v\":1,\"why\":\"started\"}", wire: "{\"at\":\"2026-11-04T10:00:00Z\",\"manifest-reads\":[\"form:seat-reference\",\"word:series\"],\"node\":\"ace\",\"v\":1,\"why\":\"started\"}",
decode: func(b []byte) (any, error) {
var v ManifestReadsChangedEvent
err := json.Unmarshal(b, &v)
return v, err
}, subjectIs: regexp.MustCompile("^mesh\\.seat\\.node-engine\\.event\\.manifest-reads-changed\\.[A-Za-z0-9_-]+$")},
{name: "manifest-reads-changed when the node returned, from an engine that states none", subject: "mesh.seat.node-engine.event.manifest-reads-changed.g14", given: "{\"at\":\"2026-11-04T10:05:00Z\",\"node\":\"g14\",\"v\":1,\"why\":\"returned\"}", wire: "{\"at\":\"2026-11-04T10:05:00Z\",\"node\":\"g14\",\"v\":1,\"why\":\"returned\"}",
decode: func(b []byte) (any, error) {
var v ManifestReadsChangedEvent
err := json.Unmarshal(b, &v)
return v, err
}, subjectIs: regexp.MustCompile("^mesh\\.seat\\.node-engine\\.event\\.manifest-reads-changed\\.[A-Za-z0-9_-]+$")},
{name: "manifest-reads answers what the engine reads and when it stated it", subject: "", given: "{\"manifest-reads\":[\"form:seat-reference\",\"word:series\"],\"node\":\"ace\",\"stated-at\":\"2026-11-04T10:00:00Z\",\"v\":1}", wire: "{\"manifest-reads\":[\"form:seat-reference\",\"word:series\"],\"node\":\"ace\",\"stated-at\":\"2026-11-04T10:00:00Z\",\"v\":1}",
decode: func(b []byte) (any, error) { var v ManifestReadsAnswer; err := json.Unmarshal(b, &v); return v, err }, subjectIs: nil},
{name: "manifest-reads of an engine built before it said them is the baseline", subject: "", given: "{\"node\":\"g14\",\"stated-at\":\"2026-11-04T10:05:00Z\",\"v\":1}", wire: "{\"node\":\"g14\",\"stated-at\":\"2026-11-04T10:05:00Z\",\"v\":1}",
decode: func(b []byte) (any, error) { var v ManifestReadsAnswer; err := json.Unmarshal(b, &v); return v, err }, subjectIs: nil},
{name: "compose-candidate asks the candidate and, as a boolean, its composition input", subject: "", given: "{\"candidate\":\"mesh-host.0123abcd\",\"input\":true}", wire: "{\"candidate\":\"mesh-host.0123abcd\",\"input\":true}",
decode: func(b []byte) (any, error) { var v ComposeCandidateInput; err := json.Unmarshal(b, &v); return v, err }, subjectIs: nil},
{name: "compose-candidate answers per module and the node's own", subject: "", given: "{\"candidate\":\"mesh-host.0123abcd\",\"modules\":[{\"changed\":true,\"digest\":\"sha256:aa\",\"fp\":\"fp-1\",\"module\":\"plex\",\"state\":\"composed\"}],\"node\":\"ace\",\"own\":{\"digest\":\"sha256:bb\",\"module\":\"node\",\"state\":\"composed\"},\"took\":1200,\"v\":1,\"verdict\":\"composed\"}", wire: "{\"candidate\":\"mesh-host.0123abcd\",\"modules\":[{\"changed\":true,\"digest\":\"sha256:aa\",\"fp\":\"fp-1\",\"module\":\"plex\",\"state\":\"composed\"}],\"node\":\"ace\",\"own\":{\"digest\":\"sha256:bb\",\"module\":\"node\",\"state\":\"composed\"},\"took\":1200,\"v\":1,\"verdict\":\"composed\"}",
decode: func(b []byte) (any, error) { var v ComposeCandidateAnswer; err := json.Unmarshal(b, &v); return v, err }, subjectIs: nil},
{name: "acts answers each act kept", subject: "", given: "{\"acts\":[{\"act\":\"hand-over\",\"ask\":\"hand-over-1\",\"at\":\"2026-11-04T09:00:00Z\",\"caller\":\"mesh-tools\",\"expires\":\"2026-11-05T09:00:00Z\",\"id\":\"hand-over-1\",\"state\":\"asked\",\"subject\":\"/srv/media\"}],\"node\":\"ace\"}", wire: "{\"acts\":[{\"act\":\"hand-over\",\"ask\":\"hand-over-1\",\"at\":\"2026-11-04T09:00:00Z\",\"caller\":\"mesh-tools\",\"expires\":\"2026-11-05T09:00:00Z\",\"id\":\"hand-over-1\",\"state\":\"asked\",\"subject\":\"/srv/media\"}],\"node\":\"ace\"}",
decode: func(b []byte) (any, error) { var v ActsAnswer; err := json.Unmarshal(b, &v); return v, err }, subjectIs: nil},
}
for _, c := range cases {
v, err := c.decode([]byte(c.given))
if err != nil {
t.Errorf("%s: does not decode: %v", c.name, err)
continue
}
back, err := json.Marshal(v)
if err != nil {
t.Errorf("%s: does not encode: %v", c.name, err)
continue
}
var got, want any
if err := json.Unmarshal(back, &got); err != nil {
t.Fatal(err)
}
if err := json.Unmarshal([]byte(c.wire), &want); err != nil {
t.Fatal(err)
}
if !reflect.DeepEqual(got, want) {
t.Errorf("%s: reads back as %s, want %s", c.name, back, c.wire)
}
if c.subjectIs != nil && !c.subjectIs.MatchString(c.subject) {
t.Errorf("%s: subject %q is not the contract's %s", c.name, c.subject, c.subjectIs)
}
}
}