snapshot of https://github.com/nats-io/nats-server.git (main, 2026-09-15; blobs > 131072B omitted)

test/pedantic_test.go

@@ -0,0 +1,109 @@
+// Copyright 2012-2019 The NATS Authors
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package test
+
+import (
+	"testing"
+
+	"github.com/nats-io/nats-server/v2/server"
+)
+
+func runPedanticServer() *server.Server {
+	opts := DefaultTestOptions
+
+	opts.NoLog = false
+	opts.Trace = true
+
+	opts.Port = PROTO_TEST_PORT
+	return RunServer(&opts)
+}
+
+func TestPedanticSub(t *testing.T) {
+	s := runPedanticServer()
+	defer s.Shutdown()
+
+	c := createClientConn(t, "127.0.0.1", PROTO_TEST_PORT)
+	defer c.Close()
+
+	send := sendCommand(t, c)
+	expect := expectCommand(t, c)
+	doConnect(t, c, false, true, false)
+
+	// Ping should still be same
+	send("PING\r\n")
+	expect(pongRe)
+
+	// Test malformed subjects for SUB
+	// Sub can contain wildcards, but
+	// subject must still be legit.
+
+	// Empty terminal token
+	send("SUB foo. 1\r\n")
+	expect(errRe)
+
+	// Empty beginning token
+	send("SUB .foo. 1\r\n")
+	expect(errRe)
+
+	// Empty middle token
+	send("SUB foo..bar 1\r\n")
+	expect(errRe)
+
+	// Bad non-terminal FWC
+	send("SUB foo.>.bar 1\r\n")
+	buf := expect(errRe)
+
+	// Check that itr is 'Invalid Subject'
+	matches := errRe.FindAllSubmatch(buf, -1)
+	if len(matches) != 1 {
+		t.Fatal("Wanted one overall match")
+	}
+	if string(matches[0][1]) != "'Invalid Subject'" {
+		t.Fatalf("Expected 'Invalid Subject', got %s", string(matches[0][1]))
+	}
+}
+
+func TestPedanticPub(t *testing.T) {
+	s := runPedanticServer()
+	defer s.Shutdown()
+
+	c := createClientConn(t, "127.0.0.1", PROTO_TEST_PORT)
+	defer c.Close()
+
+	send := sendCommand(t, c)
+	expect := expectCommand(t, c)
+	doConnect(t, c, false, true, false)
+
+	// Ping should still be same
+	send("PING\r\n")
+	expect(pongRe)
+
+	// Test malformed subjects for PUB
+	// PUB subjects can not have wildcards
+	// This will error in pedantic mode
+	send("PUB foo.* 2\r\nok\r\n")
+	expect(errRe)
+
+	send("PUB foo.> 2\r\nok\r\n")
+	expect(errRe)
+
+	send("PUB foo. 2\r\nok\r\n")
+	expect(errRe)
+
+	send("PUB .foo 2\r\nok\r\n")
+	expect(errRe)
+
+	send("PUB foo..* 2\r\nok\r\n")
+	expect(errRe)
+}