Files
via/pubsub_helpers_test.go
Ryan Hamamura 5d61149fa3
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fix: make embedded NATS opt-in so tests don't hang
Move NATS startup from New() to Start(), so tests that don't use
pubsub never block on server initialization. Add a 10s timeout to
WaitForServer() and skip NATS tests gracefully when unavailable.
2026-02-18 08:45:03 -10:00

67 lines
1.3 KiB
Go

package via
import (
"testing"
"time"
"github.com/ryanhamamura/via/h"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestPublishSubscribe_RoundTrip(t *testing.T) {
v := setupNATSTest(t)
type event struct {
Name string `json:"name"`
Count int `json:"count"`
}
var got event
done := make(chan struct{})
c := newContext("typed-ctx", "/", v)
c.View(func() h.H { return h.Div() })
_, err := Subscribe(c, "events", func(e event) {
got = e
close(done)
})
require.NoError(t, err)
err = Publish(c, "events", event{Name: "click", Count: 42})
require.NoError(t, err)
select {
case <-done:
case <-time.After(2 * time.Second):
t.Fatal("timed out waiting for message")
}
assert.Equal(t, "click", got.Name)
assert.Equal(t, 42, got.Count)
}
func TestSubscribe_SkipsBadJSON(t *testing.T) {
v := setupNATSTest(t)
type msg struct {
Text string `json:"text"`
}
called := false
c := newContext("bad-json-ctx", "/", v)
c.View(func() h.H { return h.Div() })
_, err := Subscribe(c, "topic", func(m msg) {
called = true
})
require.NoError(t, err)
// Publish raw invalid JSON — handler should silently skip
err = c.Publish("topic", []byte("not json"))
require.NoError(t, err)
time.Sleep(50 * time.Millisecond)
assert.False(t, called)
}