spitballing

codex-rs/cli/tests/mcp_get.rs

@@ -0,0 +1,52 @@
+use assert_cmd::prelude::*;
+use serde_json::Value;
+use std::fs;
+use std::process::Command;
+
+fn write(path: &std::path::Path, contents: &str) {
+    fs::write(path, contents).unwrap();
+}
+
+#[test]
+fn get_returns_winning_scope() {
+    let codex_home = tempfile::tempdir().unwrap();
+    write(
+        &codex_home.path().join("config.toml"),
+        r#"[mcp_servers.svc]
+command = "user-cmd"
+"#,
+    );
+
+    let project_dir = tempfile::tempdir().unwrap();
+    write(&project_dir.path().join(".git"), "gitdir: nowhere");
+    write(
+        &project_dir.path().join(".mcp.toml"),
+        r#"[mcp_servers.svc]
+command = "project-cmd"
+"#,
+    );
+    write(
+        &project_dir.path().join(".mcp.local.toml"),
+        r#"[mcp_servers.svc]
+command = "local-cmd"
+"#,
+    );
+
+    let assert = Command::cargo_bin("codex")
+        .unwrap()
+        .current_dir(project_dir.path())
+        .env("CODEX_HOME", codex_home.path())
+        .args(["mcp", "get", "svc", "--json"])
+        .assert()
+        .success();
+    let out = String::from_utf8(assert.get_output().stdout.clone()).unwrap();
+    let v: Value = serde_json::from_str(&out).unwrap();
+    assert_eq!(v.get("name").and_then(|x| x.as_str()), Some("svc"));
+    assert_eq!(v.get("scope").and_then(|x| x.as_str()), Some("local"));
+    assert_eq!(
+        v.get("config")
+            .and_then(|c| c.get("command"))
+            .and_then(|x| x.as_str()),
+        Some("local-cmd")
+    );
+}