560 lines
21 KiB
Rust
560 lines
21 KiB
Rust
//! Pythonic Parser Integration Tests
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//!
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//! Tests for the Pythonic parser which handles Python function call syntax
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use serde_json::json;
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use sglang_router_rs::tool_parser::{PythonicParser, ToolParser};
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#[tokio::test]
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async fn test_pythonic_single_function() {
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let parser = PythonicParser::new();
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let input = r#"[get_weather(city="London", units="celsius")]"#;
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let result = parser.parse_complete(input).await.unwrap();
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assert_eq!(result.len(), 1);
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assert_eq!(result[0].function.name, "get_weather");
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let args: serde_json::Value = serde_json::from_str(&result[0].function.arguments).unwrap();
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assert_eq!(args["city"], "London");
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assert_eq!(args["units"], "celsius");
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}
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#[tokio::test]
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async fn test_pythonic_multiple_functions() {
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let parser = PythonicParser::new();
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let input =
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r#"[search_web(query="Rust programming", max_results=5), get_time(timezone="UTC")]"#;
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let result = parser.parse_complete(input).await.unwrap();
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assert_eq!(result.len(), 2);
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assert_eq!(result[0].function.name, "search_web");
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assert_eq!(result[1].function.name, "get_time");
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let args0: serde_json::Value = serde_json::from_str(&result[0].function.arguments).unwrap();
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assert_eq!(args0["query"], "Rust programming");
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assert_eq!(args0["max_results"], 5);
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}
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#[tokio::test]
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async fn test_pythonic_with_python_literals() {
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let parser = PythonicParser::new();
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let input = r#"[configure(enabled=True, disabled=False, optional=None)]"#;
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let result = parser.parse_complete(input).await.unwrap();
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assert_eq!(result.len(), 1);
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let args: serde_json::Value = serde_json::from_str(&result[0].function.arguments).unwrap();
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assert_eq!(args["enabled"], true);
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assert_eq!(args["disabled"], false);
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assert_eq!(args["optional"], json!(null));
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}
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#[tokio::test]
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async fn test_pythonic_with_lists_and_dicts() {
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let parser = PythonicParser::new();
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let input =
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r#"[process_data(items=[1, 2, 3], config={"key": "value", "nested": {"deep": True}})]"#;
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let result = parser.parse_complete(input).await.unwrap();
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assert_eq!(result.len(), 1);
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let args: serde_json::Value = serde_json::from_str(&result[0].function.arguments).unwrap();
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assert_eq!(args["items"], json!([1, 2, 3]));
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assert_eq!(args["config"]["key"], "value");
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assert_eq!(args["config"]["nested"]["deep"], true);
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}
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#[tokio::test]
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async fn test_pythonic_with_special_tokens() {
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let parser = PythonicParser::new();
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// Llama 4 sometimes outputs these tokens
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let input = r#"<|python_start|>[calculate(x=10, y=20)]<|python_end|>"#;
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let result = parser.parse_complete(input).await.unwrap();
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assert_eq!(result.len(), 1);
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assert_eq!(result[0].function.name, "calculate");
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let args: serde_json::Value = serde_json::from_str(&result[0].function.arguments).unwrap();
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assert_eq!(args["x"], 10);
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assert_eq!(args["y"], 20);
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}
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#[tokio::test]
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async fn test_pythonic_with_nested_parentheses() {
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let parser = PythonicParser::new();
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let input = r#"[math_eval(expression="(2 + 3) * (4 - 1)", round_to=2)]"#;
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let result = parser.parse_complete(input).await.unwrap();
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assert_eq!(result.len(), 1);
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let args: serde_json::Value = serde_json::from_str(&result[0].function.arguments).unwrap();
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assert_eq!(args["expression"], "(2 + 3) * (4 - 1)");
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assert_eq!(args["round_to"], 2);
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}
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#[tokio::test]
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async fn test_pythonic_with_escaped_quotes() {
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let parser = PythonicParser::new();
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let input = r#"[echo(text="She said \"Hello\" to him")]"#;
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let result = parser.parse_complete(input).await.unwrap();
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assert_eq!(result.len(), 1);
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let args: serde_json::Value = serde_json::from_str(&result[0].function.arguments).unwrap();
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assert_eq!(args["text"], "She said \"Hello\" to him");
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}
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#[tokio::test]
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async fn test_pythonic_empty_arguments() {
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let parser = PythonicParser::new();
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let input = r#"[ping()]"#;
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let result = parser.parse_complete(input).await.unwrap();
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assert_eq!(result.len(), 1);
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assert_eq!(result[0].function.name, "ping");
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let args: serde_json::Value = serde_json::from_str(&result[0].function.arguments).unwrap();
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assert_eq!(args, json!({}));
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}
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#[tokio::test]
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async fn test_pythonic_format_detection() {
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let parser = PythonicParser::new();
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assert!(parser.detect_format("[function_name("));
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assert!(parser.detect_format("[get_weather(city=\"NYC\")]"));
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assert!(!parser.detect_format("Just plain text"));
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assert!(!parser.detect_format("[1, 2, 3]")); // Plain list
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assert!(!parser.detect_format("{\"name\": \"test\"}")); // JSON
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}
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#[tokio::test]
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async fn test_pythonic_invalid_syntax() {
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let parser = PythonicParser::new();
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// Missing closing bracket
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let input = r#"[function(arg=value"#;
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if let Ok(result) = parser.parse_complete(input).await {
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assert_eq!(result.len(), 0);
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}
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// Error is also acceptable for invalid syntax
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// Invalid Python syntax - empty parameter name
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// Note: The parser currently accepts this invalid syntax and returns a result
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// This is a known limitation of the current implementation
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let input = r#"[function(=value)]"#;
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if let Ok(result) = parser.parse_complete(input).await {
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// The parser incorrectly accepts this, returning 1 result
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// We'll accept this behavior for now but note it's not ideal
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assert!(result.len() <= 1, "Should parse at most one function");
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}
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// Error would be the correct behavior
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}
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#[tokio::test]
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async fn test_pythonic_real_world_llama4() {
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let parser = PythonicParser::new();
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// Actual output from Llama 4 model
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let input = r#"I'll help you with multiple tasks. Let me search for information and perform calculations.
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[web_search(query="latest Rust features", max_results=3, safe_search=True),
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calculate(expression="42 * 3.14159", precision=2),
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get_weather(city="San Francisco", units="fahrenheit", include_forecast=False)]
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These functions will provide the information you need."#;
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let result = parser.parse_complete(input).await.unwrap();
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assert_eq!(result.len(), 3);
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assert_eq!(result[0].function.name, "web_search");
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assert_eq!(result[1].function.name, "calculate");
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assert_eq!(result[2].function.name, "get_weather");
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let args0: serde_json::Value = serde_json::from_str(&result[0].function.arguments).unwrap();
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assert_eq!(args0["query"], "latest Rust features");
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assert_eq!(args0["safe_search"], true);
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}
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#[tokio::test]
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async fn test_pythonic_nested_brackets_in_lists() {
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let parser = PythonicParser::new();
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// Test nested brackets within list arguments
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let input = r#"[process_matrix(data=[[1, 2], [3, 4]], labels=["row[0]", "row[1]"])]"#;
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let result = parser.parse_complete(input).await.unwrap();
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assert_eq!(result.len(), 1);
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assert_eq!(result[0].function.name, "process_matrix");
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let args: serde_json::Value = serde_json::from_str(&result[0].function.arguments).unwrap();
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assert_eq!(args["data"], json!([[1, 2], [3, 4]]));
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assert_eq!(args["labels"], json!(["row[0]", "row[1]"]));
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}
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#[tokio::test]
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async fn test_pythonic_nested_brackets_in_dicts() {
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let parser = PythonicParser::new();
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// Test nested brackets within dictionary arguments
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let input =
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r#"[analyze(config={"patterns": ["[a-z]+", "[0-9]+"], "nested": {"list": [1, [2, 3]]}})]"#;
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let result = parser.parse_complete(input).await.unwrap();
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assert_eq!(result.len(), 1);
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assert_eq!(result[0].function.name, "analyze");
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let args: serde_json::Value = serde_json::from_str(&result[0].function.arguments).unwrap();
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assert_eq!(args["config"]["patterns"], json!(["[a-z]+", "[0-9]+"]));
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assert_eq!(args["config"]["nested"]["list"], json!([1, [2, 3]]));
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}
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#[tokio::test]
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async fn test_pythonic_mixed_quotes() {
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let parser = PythonicParser::new();
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// Test mixed quote types in arguments
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let input = r#"[format_text(single='Hello', double="World", mixed="It's \"quoted\"")]"#;
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let result = parser.parse_complete(input).await.unwrap();
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assert_eq!(result.len(), 1);
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assert_eq!(result[0].function.name, "format_text");
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let args: serde_json::Value = serde_json::from_str(&result[0].function.arguments).unwrap();
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assert_eq!(args["single"], "Hello");
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assert_eq!(args["double"], "World");
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assert_eq!(args["mixed"], "It's \"quoted\"");
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}
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#[tokio::test]
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async fn test_pythonic_complex_nesting() {
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let parser = PythonicParser::new();
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// Test complex nested structures
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let input = r#"[transform(
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matrix=[[1, [2, 3]], [4, [5, [6, 7]]]],
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operations=[{"type": "scale", "factor": [2, 3]}, {"type": "rotate", "angle": 90}],
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metadata={"tags": ["nested[0]", "nested[1]"], "config": {"depth": [1, 2, 3]}}
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)]"#;
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let result = parser.parse_complete(input).await.unwrap();
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assert_eq!(result.len(), 1);
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assert_eq!(result[0].function.name, "transform");
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let args: serde_json::Value = serde_json::from_str(&result[0].function.arguments).unwrap();
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assert!(args["matrix"].is_array());
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assert!(args["operations"].is_array());
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assert_eq!(args["operations"][0]["type"], "scale");
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assert_eq!(args["metadata"]["config"]["depth"], json!([1, 2, 3]));
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}
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#[tokio::test]
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async fn test_parse_streaming_no_brackets() {
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// Test parsing text with no brackets (no tool calls)
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let parser = PythonicParser::new();
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let mut state = sglang_router_rs::tool_parser::ParseState::new();
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let text = "This is just normal text without any tool calls.";
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let result = parser.parse_incremental(text, &mut state).await.unwrap();
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match result {
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sglang_router_rs::tool_parser::StreamResult::Incomplete => {
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// Expected - no tool calls found
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assert_eq!(state.buffer, text);
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}
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_ => panic!("Should return Incomplete for text without tool calls"),
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}
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}
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#[tokio::test]
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async fn test_parse_streaming_complete_tool_call() {
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// Test parsing a complete tool call
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let parser = PythonicParser::new();
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let mut state = sglang_router_rs::tool_parser::ParseState::new();
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let text = "Here's a tool call: [get_weather(location='New York', unit='celsius')]";
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let result = parser.parse_incremental(text, &mut state).await.unwrap();
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match result {
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sglang_router_rs::tool_parser::StreamResult::ToolComplete(tool) => {
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assert_eq!(tool.function.name, "get_weather");
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let args: serde_json::Value = serde_json::from_str(&tool.function.arguments).unwrap();
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assert_eq!(args["location"], "New York");
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assert_eq!(args["unit"], "celsius");
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assert_eq!(state.buffer, "");
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}
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_ => panic!("Should return ToolComplete for complete tool call"),
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}
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}
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#[tokio::test]
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async fn test_parse_streaming_text_before_tool_call() {
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// Test parsing text that appears before a tool call
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let parser = PythonicParser::new();
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let mut state = sglang_router_rs::tool_parser::ParseState::new();
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let text = "This is some text before [get_weather(location='London')]";
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let result = parser.parse_incremental(text, &mut state).await.unwrap();
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match result {
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sglang_router_rs::tool_parser::StreamResult::ToolComplete(tool) => {
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assert_eq!(tool.function.name, "get_weather");
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let args: serde_json::Value = serde_json::from_str(&tool.function.arguments).unwrap();
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assert_eq!(args["location"], "London");
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}
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_ => panic!("Should return ToolComplete"),
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}
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}
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#[tokio::test]
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async fn test_parse_streaming_partial_tool_call() {
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// Test parsing a partial tool call that spans multiple chunks
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let parser = PythonicParser::new();
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let mut state = sglang_router_rs::tool_parser::ParseState::new();
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// First chunk with opening bracket but no closing bracket
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let text1 = "Let me check the weather: [get_weather(location=";
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let result1 = parser.parse_incremental(text1, &mut state).await.unwrap();
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match result1 {
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sglang_router_rs::tool_parser::StreamResult::Incomplete => {
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assert!(state.buffer.contains("[get_weather(location="));
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}
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_ => panic!("First chunk should return Incomplete"),
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}
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// Second chunk completing the tool call
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let text2 = "'Paris')]";
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let result2 = parser.parse_incremental(text2, &mut state).await.unwrap();
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match result2 {
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sglang_router_rs::tool_parser::StreamResult::ToolComplete(tool) => {
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assert_eq!(tool.function.name, "get_weather");
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let args: serde_json::Value = serde_json::from_str(&tool.function.arguments).unwrap();
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assert_eq!(args["location"], "Paris");
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assert_eq!(state.buffer, "");
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}
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_ => panic!("Second chunk should return ToolComplete"),
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}
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}
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#[tokio::test]
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async fn test_parse_streaming_bracket_without_text_before() {
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// Test parsing a tool call that starts at the beginning of the text
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let parser = PythonicParser::new();
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let mut state = sglang_router_rs::tool_parser::ParseState::new();
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let text = "[search(query='python programming')]";
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let result = parser.parse_incremental(text, &mut state).await.unwrap();
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match result {
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sglang_router_rs::tool_parser::StreamResult::ToolComplete(tool) => {
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assert_eq!(tool.function.name, "search");
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let args: serde_json::Value = serde_json::from_str(&tool.function.arguments).unwrap();
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assert_eq!(args["query"], "python programming");
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}
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_ => panic!("Should return ToolComplete"),
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}
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}
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#[tokio::test]
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async fn test_parse_streaming_text_after_tool_call() {
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// Test parsing text that appears after a tool call
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let parser = PythonicParser::new();
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let mut state = sglang_router_rs::tool_parser::ParseState::new();
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// First chunk with complete tool call and some text after
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let text = "[get_weather(location='Tokyo')] Here's the forecast:";
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let result = parser.parse_incremental(text, &mut state).await.unwrap();
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match result {
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sglang_router_rs::tool_parser::StreamResult::ToolComplete(tool) => {
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assert_eq!(tool.function.name, "get_weather");
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// Text after tool call should remain in buffer
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// Note: Current implementation may clear buffer, this behavior needs verification
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}
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_ => panic!("Should return ToolComplete"),
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}
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}
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#[tokio::test]
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async fn test_parse_streaming_multiple_tool_calls() {
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// Test parsing multiple tool calls in sequence
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let parser = PythonicParser::new();
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let mut state = sglang_router_rs::tool_parser::ParseState::new();
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let text = "[get_weather(location='Berlin'), search(query='restaurants')]";
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// Current implementation may handle this as a single parse
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let result = parser.parse_incremental(text, &mut state).await.unwrap();
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// The parser should handle multiple tools in one bracket pair
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match result {
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sglang_router_rs::tool_parser::StreamResult::ToolComplete(_) => {
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// Expected behavior - parses first tool
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}
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_ => {
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// Also acceptable if it returns Incomplete waiting for more
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}
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}
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}
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#[tokio::test]
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async fn test_parse_streaming_opening_bracket_only() {
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// Test parsing text with only an opening bracket but no closing bracket
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let parser = PythonicParser::new();
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let mut state = sglang_router_rs::tool_parser::ParseState::new();
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let text = "Let's try this: [";
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let result = parser.parse_incremental(text, &mut state).await.unwrap();
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match result {
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sglang_router_rs::tool_parser::StreamResult::Incomplete => {
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assert!(state.buffer.ends_with("["));
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}
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_ => panic!("Should return Incomplete for partial bracket"),
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}
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}
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#[tokio::test]
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async fn test_parse_streaming_nested_brackets() {
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// Test parsing tool calls with nested brackets in arguments
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let parser = PythonicParser::new();
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let mut state = sglang_router_rs::tool_parser::ParseState::new();
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let text = "[get_weather(location='New York', unit='celsius', data=[1, 2, 3])]";
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let result = parser.parse_incremental(text, &mut state).await.unwrap();
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match result {
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sglang_router_rs::tool_parser::StreamResult::ToolComplete(tool) => {
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assert_eq!(tool.function.name, "get_weather");
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let args: serde_json::Value = serde_json::from_str(&tool.function.arguments).unwrap();
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assert_eq!(args["location"], "New York");
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assert_eq!(args["unit"], "celsius");
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assert_eq!(args["data"], json!([1, 2, 3]));
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}
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_ => panic!("Should return ToolComplete"),
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}
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}
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#[tokio::test]
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async fn test_parse_streaming_nested_brackets_dict() {
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// Test parsing tool calls with nested dictionaries and lists
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let parser = PythonicParser::new();
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let mut state = sglang_router_rs::tool_parser::ParseState::new();
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let text = r#"[search(query='test', config={'options': [1, 2], 'nested': {'key': 'value'}})]"#;
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let result = parser.parse_incremental(text, &mut state).await.unwrap();
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match result {
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sglang_router_rs::tool_parser::StreamResult::ToolComplete(tool) => {
|
|
assert_eq!(tool.function.name, "search");
|
|
let args: serde_json::Value = serde_json::from_str(&tool.function.arguments).unwrap();
|
|
assert_eq!(args["query"], "test");
|
|
assert_eq!(args["config"]["options"], json!([1, 2]));
|
|
assert_eq!(args["config"]["nested"]["key"], "value");
|
|
}
|
|
_ => panic!("Should return ToolComplete"),
|
|
}
|
|
}
|
|
|
|
#[tokio::test]
|
|
async fn test_parse_streaming_multiple_tools_with_nested_brackets() {
|
|
// Test parsing multiple tool calls with nested brackets
|
|
let parser = PythonicParser::new();
|
|
let mut state = sglang_router_rs::tool_parser::ParseState::new();
|
|
|
|
let text =
|
|
"[get_weather(location='Paris', data=[10, 20]), search(query='test', filters=['a', 'b'])]";
|
|
let result = parser.parse_incremental(text, &mut state).await.unwrap();
|
|
|
|
// Should parse both tools successfully
|
|
match result {
|
|
sglang_router_rs::tool_parser::StreamResult::ToolComplete(tool) => {
|
|
// At least gets the first tool
|
|
assert_eq!(tool.function.name, "get_weather");
|
|
}
|
|
_ => panic!("Should return ToolComplete"),
|
|
}
|
|
}
|
|
|
|
#[tokio::test]
|
|
async fn test_parse_streaming_partial_nested_brackets() {
|
|
// Test parsing partial tool calls with nested brackets across chunks
|
|
let parser = PythonicParser::new();
|
|
let mut state = sglang_router_rs::tool_parser::ParseState::new();
|
|
|
|
// First chunk with nested brackets but incomplete
|
|
let text1 = "Here's a call: [get_weather(location='Tokyo', data=[1, 2";
|
|
let result1 = parser.parse_incremental(text1, &mut state).await.unwrap();
|
|
|
|
match result1 {
|
|
sglang_router_rs::tool_parser::StreamResult::Incomplete => {
|
|
assert!(state
|
|
.buffer
|
|
.contains("[get_weather(location='Tokyo', data=[1, 2"));
|
|
}
|
|
_ => panic!("First chunk should return Incomplete"),
|
|
}
|
|
|
|
// Second chunk completing the nested brackets
|
|
let text2 = ", 3])]";
|
|
let result2 = parser.parse_incremental(text2, &mut state).await.unwrap();
|
|
|
|
match result2 {
|
|
sglang_router_rs::tool_parser::StreamResult::ToolComplete(tool) => {
|
|
assert_eq!(tool.function.name, "get_weather");
|
|
let args: serde_json::Value = serde_json::from_str(&tool.function.arguments).unwrap();
|
|
assert_eq!(args["location"], "Tokyo");
|
|
assert_eq!(args["data"], json!([1, 2, 3]));
|
|
}
|
|
_ => panic!("Second chunk should return ToolComplete"),
|
|
}
|
|
}
|
|
|
|
#[tokio::test]
|
|
async fn test_parse_streaming_with_python_start_and_end_token() {
|
|
// Test parsing a message that starts with <|python_start|> and <|python_end|> across chunks
|
|
let parser = PythonicParser::new();
|
|
let mut state = sglang_router_rs::tool_parser::ParseState::new();
|
|
|
|
let chunks = vec![
|
|
"Here's a call: ",
|
|
"<|python_",
|
|
"start|>[get_weather(location=",
|
|
"'Tokyo', data=[1, 2",
|
|
", 3])]<|python_end|>",
|
|
];
|
|
|
|
let mut got_tool = false;
|
|
|
|
for chunk in chunks {
|
|
let result = parser.parse_incremental(chunk, &mut state).await.unwrap();
|
|
if let sglang_router_rs::tool_parser::StreamResult::ToolComplete(tool) = result {
|
|
assert_eq!(tool.function.name, "get_weather");
|
|
let args: serde_json::Value = serde_json::from_str(&tool.function.arguments).unwrap();
|
|
assert_eq!(args["location"], "Tokyo");
|
|
assert_eq!(args["data"], json!([1, 2, 3]));
|
|
got_tool = true;
|
|
}
|
|
}
|
|
|
|
assert!(got_tool, "Should have parsed the tool call");
|
|
}
|
|
|
|
#[tokio::test]
|
|
async fn test_detect_and_parse_with_python_start_and_end_token() {
|
|
// Test parsing a message that starts with <|python_start|> and contains a valid tool call
|
|
let parser = PythonicParser::new();
|
|
|
|
let text = "User wants to get the weather in Mars. <|python_start|>[get_weather(location='Mars', unit='celsius')]<|python_end|> In this way we will get the weather in Mars.";
|
|
let result = parser.parse_complete(text).await.unwrap();
|
|
|
|
assert_eq!(result.len(), 1);
|
|
assert_eq!(result[0].function.name, "get_weather");
|
|
|
|
let args: serde_json::Value = serde_json::from_str(&result[0].function.arguments).unwrap();
|
|
assert_eq!(args["location"], "Mars");
|
|
assert_eq!(args["unit"], "celsius");
|
|
}
|