Fix CLI test failures for SSE/HTTP transport configs

- Pass URL as command for SSE/HTTP configs instead of empty string
- Update runCli to pass transport type flag when needed
- Update tests to expect connection errors for non-existent SSE/HTTP servers

Author: felixweinberger

cli/scripts/cli-tests.js

@@ -744,8 +744,8 @@ async function runTests() {
     "tools/list",
   );
 
-  // Test 26: Config with SSE transport type (CLI mode)
-  await runBasicTest(
+  // Test 26: Config with SSE transport type (CLI mode) - expects connection error
+  await runErrorTest(
     "config_sse_type_cli",
     "--config",
     sseConfigPath,
@@ -756,8 +756,8 @@ async function runTests() {
     "tools/list",
   );
 
-  // Test 27: Config with streamable-http transport type (CLI mode)
-  await runBasicTest(
+  // Test 27: Config with streamable-http transport type (CLI mode) - expects connection error
+  await runErrorTest(
     "config_http_type_cli",
     "--config",
     httpConfigPath,

cli/src/cli.ts

@@ -122,7 +122,18 @@ async function runCli(args: Args): Promise<void> {
   });
 
   try {
-    await spawnPromise("node", [cliPath, args.command, ...args.args], {
+    // Build CLI arguments
+    const cliArgs = [cliPath];
+    
+    // Add transport flag if specified
+    if (args.transport && args.transport !== "stdio") {
+      cliArgs.push("--transport", args.transport);
+    }
+    
+    // Add command and remaining args
+    cliArgs.push(args.command, ...args.args);
+    
+    await spawnPromise("node", cliArgs, {
       env: { ...process.env, ...args.envArgs },
       signal: abort.signal,
       echoOutput: true,
@@ -268,7 +279,7 @@ function parseArgs(): Args {
       };
     } else if (config.type === "sse" || config.type === "streamable-http") {
       return {
-        command: "",
+        command: config.url,
         args: finalArgs,
         envArgs: options.e || {},
         cli: options.cli || false,