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95 lines
2.7 KiB
Go
95 lines
2.7 KiB
Go
package languages
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import (
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"testing"
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"github.com/zzet/gortex/internal/graph"
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)
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func TestPyPubsub_NATSPublishSubscribe(t *testing.T) {
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src := `import nats
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async def publish(nc):
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await nc.publish("orders.new", b"data")
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async def listen(nc):
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await nc.subscribe("orders.new")
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`
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nodes, edges := runPyExtract(t, "worker.py", src)
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events := nodesOfKind(nodes, graph.KindEvent)
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if len(events) != 1 {
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t.Fatalf("expected 1 pubsub topic node, got %d: %v", len(events), nodeNames(events))
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}
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if events[0].ID != "event::pubsub::nats::orders.new" {
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t.Errorf("topic id = %q", events[0].ID)
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}
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if tr, _ := events[0].Meta["transport"].(string); tr != "nats" {
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t.Errorf("transport = %q (want nats)", tr)
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}
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if got := len(edgesByKind(edges, graph.EdgeEmits)); got != 1 {
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t.Errorf("expected 1 EdgeEmits, got %d", got)
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}
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listens := edgesByKind(edges, graph.EdgeListensOn)
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if len(listens) != 1 {
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t.Fatalf("expected 1 EdgeListensOn, got %d", len(listens))
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}
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if listens[0].From != "worker.py::listen" {
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t.Errorf("listen from = %q (want worker.py::listen)", listens[0].From)
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}
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}
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func TestPyPubsub_PikaKeywordArgs(t *testing.T) {
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// pika names the topic via keyword arguments (routing_key / queue),
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// not a positional string.
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src := `import pika
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def send(channel):
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channel.basic_publish(exchange='', routing_key='task_queue', body=b'x')
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def recv(channel):
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channel.basic_consume(queue='task_queue', on_message_callback=cb)
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`
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nodes, edges := runPyExtract(t, "mq.py", src)
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events := nodesOfKind(nodes, graph.KindEvent)
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if len(events) != 1 {
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t.Fatalf("expected 1 topic, got %d: %v", len(events), nodeNames(events))
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}
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if events[0].ID != "event::pubsub::rabbitmq::task_queue" {
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t.Errorf("topic id = %q (want event::pubsub::rabbitmq::task_queue)", events[0].ID)
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}
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if got := len(edgesByKind(edges, graph.EdgeEmits)); got != 1 {
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t.Errorf("expected 1 EdgeEmits (basic_publish), got %d", got)
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}
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if got := len(edgesByKind(edges, graph.EdgeListensOn)); got != 1 {
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t.Errorf("expected 1 EdgeListensOn (basic_consume), got %d", got)
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}
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}
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func TestPyPubsub_RedisChannel(t *testing.T) {
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src := `import redis
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def notify(r):
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r.publish("channel:1", "msg")
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`
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nodes, _ := runPyExtract(t, "cache.py", src)
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events := nodesOfKind(nodes, graph.KindEvent)
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if len(events) != 1 {
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t.Fatalf("expected 1 topic, got %d", len(events))
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}
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if tr, _ := events[0].Meta["transport"].(string); tr != "redis" {
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t.Errorf("transport = %q (want redis)", tr)
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}
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}
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func TestPyPubsub_GenericMethodNoImportSkipped(t *testing.T) {
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src := `def run(bus):
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bus.publish("x")
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`
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nodes, _ := runPyExtract(t, "x.py", src)
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if got := len(nodesOfKind(nodes, graph.KindEvent)); got != 0 {
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t.Errorf("generic publish with no pub/sub import should produce no topic node, got %d", got)
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}
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}
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