test: use open model sentinels

crates/tui/src/client.rs

@@ -1289,7 +1289,7 @@ mod tests {
         // and DOES replay reasoning_content — see
         // `deepseek_model_on_openai_provider_still_replays_reasoning_content`.
         let request = MessageRequest {
-            model: "gpt-4o".to_string(),
+            model: "qwen3-coder".to_string(),
             messages: vec![Message {
                 role: "assistant".to_string(),
                 content: vec![
@@ -2748,7 +2748,7 @@ mod tests {
         // DeepSeek reasoning model on the openai provider still gets sanitized
         // (see chat.rs `deepseek_model_on_openai_provider_still_replays_*`).
         let mut body = json!({
-            "model": "gpt-4o",
+            "model": "qwen3-coder",
             "messages": [
                 { "role": "user", "content": "hi" },
                 {
@@ -2759,8 +2759,12 @@ mod tests {
             ]
         });
 
-        let result =
-            sanitize_thinking_mode_messages(&mut body, "gpt-4o", Some("max"), ApiProvider::Openai);
+        let result = sanitize_thinking_mode_messages(
+            &mut body,
+            "qwen3-coder",
+            Some("max"),
+            ApiProvider::Openai,
+        );
 
         assert!(result.is_none());
         let assistant = body["messages"]

crates/tui/src/client/chat.rs

@@ -3093,7 +3093,7 @@ mod alias_thinking_detection_tests {
         // `reasoning_content` on providers that reject the field.
         assert!(!requires_reasoning_content("deepseek-v3"));
         assert!(!requires_reasoning_content("deepseek-coder"));
-        assert!(!requires_reasoning_content("gpt-4o"));
+        assert!(!requires_reasoning_content("qwen3-coder"));
         assert!(!requires_reasoning_content("claude-sonnet-4-6"));
     }
 
@@ -3169,7 +3169,7 @@ mod alias_thinking_detection_tests {
         // openai provider must continue to have reasoning_content stripped.
         assert!(!should_replay_reasoning_content_for_provider(
             ApiProvider::Openai,
-            "gpt-4o",
+            "qwen3-coder",
             None,
         ));
         assert!(!should_replay_reasoning_content_for_provider(
@@ -3211,7 +3211,7 @@ mod alias_thinking_detection_tests {
         // parser keeps inlining any `reasoning_content` it emits as text.
         assert!(!is_reasoning_model_for_stream(
             ApiProvider::Openai,
-            "gpt-4o"
+            "qwen3-coder"
         ));
         assert!(!is_reasoning_model_for_stream(
             ApiProvider::Openai,
@@ -3220,7 +3220,7 @@ mod alias_thinking_detection_tests {
         // Non-DeepSeek model on a reasoning-aware provider is also unchanged.
         assert!(!is_reasoning_model_for_stream(
             ApiProvider::Deepseek,
-            "gpt-4o"
+            "qwen3-coder"
         ));
     }
 
@@ -3230,7 +3230,7 @@ mod alias_thinking_detection_tests {
         // model identity, or stream parsing and message sanitisation disagree
         // about where reasoning tokens live. Effort=None isolates the
         // model/provider dimension shared by both.
-        for model in ["deepseek-v4-pro", "deepseek-reasoner", "gpt-4o"] {
+        for model in ["deepseek-v4-pro", "deepseek-reasoner", "qwen3-coder"] {
             for provider in [ApiProvider::Openai, ApiProvider::Deepseek] {
                 assert_eq!(
                     is_reasoning_model_for_stream(provider, model),

crates/tui/src/config.rs

@@ -5243,7 +5243,7 @@ api_key = "old-openrouter-key"
 
     #[test]
     fn normalize_model_name_rejects_invalid_or_non_deepseek_ids() {
-        assert!(normalize_model_name("gpt-4o").is_none());
+        assert!(normalize_model_name("qwen3-coder").is_none());
         assert!(normalize_model_name("codewhale v4").is_none());
         assert!(normalize_model_name("").is_none());
     }