#![cfg_attr(coverage_nightly, coverage(off))]
//! Coverage boost tests for unified_ast_types module
//! Tests for Language, NodeFlags, and various AstKind enums

use crate::models::unified_ast::{
    AstKind, ClassKind, ExprKind, FunctionKind, ImportKind, Language, ModuleKind, NodeFlags,
    StmtKind, TypeKind, VarKind, INVALID_NODE_KEY,
};

// ============ Language Tests ============

#[test]
fn test_language_rust() {
    let lang = Language::Rust;
    assert_eq!(lang as u8, 0);
    let _ = format!("{:?}", lang);
}

#[test]
fn test_language_typescript() {
    let lang = Language::TypeScript;
    assert_eq!(lang as u8, 1);
}

#[test]
fn test_language_javascript() {
    let lang = Language::JavaScript;
    assert_eq!(lang as u8, 2);
}

#[test]
fn test_language_python() {
    let lang = Language::Python;
    assert_eq!(lang as u8, 3);
}

#[test]
fn test_language_markdown() {
    let lang = Language::Markdown;
    assert_eq!(lang as u8, 4);
}

#[test]
fn test_language_makefile() {
    let lang = Language::Makefile;
    assert_eq!(lang as u8, 5);
}

#[test]
fn test_language_toml() {
    let lang = Language::Toml;
    assert_eq!(lang as u8, 6);
}

#[test]
fn test_language_yaml() {
    let lang = Language::Yaml;
    assert_eq!(lang as u8, 7);
}

#[test]
fn test_language_json() {
    let lang = Language::Json;
    assert_eq!(lang as u8, 8);
}

#[test]
fn test_language_shell() {
    let lang = Language::Shell;
    assert_eq!(lang as u8, 9);
}

#[test]
fn test_language_c() {
    let lang = Language::C;
    assert_eq!(lang as u8, 10);
}

#[test]
fn test_language_cpp() {
    let lang = Language::Cpp;
    assert_eq!(lang as u8, 11);
}

#[test]
fn test_language_cython() {
    let lang = Language::Cython;
    assert_eq!(lang as u8, 12);
}

#[test]
fn test_language_kotlin() {
    let lang = Language::Kotlin;
    assert_eq!(lang as u8, 13);
}

#[test]
fn test_language_assemblyscript() {
    let lang = Language::AssemblyScript;
    assert_eq!(lang as u8, 14);
}

#[test]
fn test_language_webassembly() {
    let lang = Language::WebAssembly;
    assert_eq!(lang as u8, 15);
}

#[test]
fn test_language_equality() {
    assert_eq!(Language::Rust, Language::Rust);
    assert_ne!(Language::Rust, Language::Python);
}

#[test]
fn test_language_clone() {
    let lang = Language::Rust;
    let cloned = lang;
    assert_eq!(lang, cloned);
}

// ============ NodeFlags Tests ============

#[test]
fn test_node_flags_new() {
    let flags = NodeFlags::new();
    assert!(!flags.has(NodeFlags::ASYNC));
    assert!(!flags.has(NodeFlags::EXPORTED));
}

#[test]
fn test_node_flags_default() {
    let flags = NodeFlags::default();
    assert!(!flags.has(NodeFlags::ASYNC));
}

#[test]
fn test_node_flags_set() {
    let mut flags = NodeFlags::new();
    flags.set(NodeFlags::ASYNC);
    assert!(flags.has(NodeFlags::ASYNC));
}

#[test]
fn test_node_flags_unset() {
    let mut flags = NodeFlags::new();
    flags.set(NodeFlags::ASYNC);
    assert!(flags.has(NodeFlags::ASYNC));
    flags.unset(NodeFlags::ASYNC);
    assert!(!flags.has(NodeFlags::ASYNC));
}

#[test]
fn test_node_flags_multiple() {
    let mut flags = NodeFlags::new();
    flags.set(NodeFlags::ASYNC | NodeFlags::EXPORTED);
    assert!(flags.has(NodeFlags::ASYNC));
    assert!(flags.has(NodeFlags::EXPORTED));
    assert!(!flags.has(NodeFlags::PRIVATE));
}

#[test]
fn test_node_flags_all_flags() {
    let mut flags = NodeFlags::new();
    flags.set(NodeFlags::ASYNC);
    flags.set(NodeFlags::GENERATOR);
    flags.set(NodeFlags::ABSTRACT);
    flags.set(NodeFlags::STATIC);
    flags.set(NodeFlags::CONST);
    flags.set(NodeFlags::EXPORTED);
    flags.set(NodeFlags::PRIVATE);
    flags.set(NodeFlags::DEPRECATED);

    assert!(flags.has(NodeFlags::ASYNC));
    assert!(flags.has(NodeFlags::GENERATOR));
    assert!(flags.has(NodeFlags::ABSTRACT));
    assert!(flags.has(NodeFlags::STATIC));
    assert!(flags.has(NodeFlags::CONST));
    assert!(flags.has(NodeFlags::EXPORTED));
    assert!(flags.has(NodeFlags::PRIVATE));
    assert!(flags.has(NodeFlags::DEPRECATED));
}

#[test]
fn test_node_flags_unset_preserves_others() {
    let mut flags = NodeFlags::new();
    flags.set(NodeFlags::ASYNC | NodeFlags::EXPORTED);
    flags.unset(NodeFlags::ASYNC);
    assert!(!flags.has(NodeFlags::ASYNC));
    assert!(flags.has(NodeFlags::EXPORTED));
}

#[test]
fn test_node_flags_clone() {
    let mut flags = NodeFlags::new();
    flags.set(NodeFlags::ASYNC);
    let cloned = flags;
    assert!(cloned.has(NodeFlags::ASYNC));
}

// ============ FunctionKind Tests ============

#[test]
fn test_function_kind_regular() {
    let kind = FunctionKind::Regular;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_function_kind_method() {
    let kind = FunctionKind::Method;
    assert_eq!(kind, FunctionKind::Method);
}

#[test]
fn test_function_kind_constructor() {
    let kind = FunctionKind::Constructor;
    assert_ne!(kind, FunctionKind::Destructor);
}

#[test]
fn test_function_kind_getter() {
    let kind = FunctionKind::Getter;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_function_kind_setter() {
    let kind = FunctionKind::Setter;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_function_kind_lambda() {
    let kind = FunctionKind::Lambda;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_function_kind_closure() {
    let kind = FunctionKind::Closure;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_function_kind_destructor() {
    let kind = FunctionKind::Destructor;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_function_kind_operator() {
    let kind = FunctionKind::Operator;
    let _ = format!("{:?}", kind);
}

// ============ ClassKind Tests ============

#[test]
fn test_class_kind_regular() {
    let kind = ClassKind::Regular;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_class_kind_abstract() {
    let kind = ClassKind::Abstract;
    assert_eq!(kind, ClassKind::Abstract);
}

#[test]
fn test_class_kind_interface() {
    let kind = ClassKind::Interface;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_class_kind_trait() {
    let kind = ClassKind::Trait;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_class_kind_enum() {
    let kind = ClassKind::Enum;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_class_kind_struct() {
    let kind = ClassKind::Struct;
    let _ = format!("{:?}", kind);
}

// ============ VarKind Tests ============

#[test]
fn test_var_kind_let() {
    let kind = VarKind::Let;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_var_kind_const() {
    let kind = VarKind::Const;
    assert_eq!(kind, VarKind::Const);
}

#[test]
fn test_var_kind_static() {
    let kind = VarKind::Static;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_var_kind_field() {
    let kind = VarKind::Field;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_var_kind_parameter() {
    let kind = VarKind::Parameter;
    let _ = format!("{:?}", kind);
}

// ============ ImportKind Tests ============

#[test]
fn test_import_kind_module() {
    let kind = ImportKind::Module;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_import_kind_named() {
    let kind = ImportKind::Named;
    assert_eq!(kind, ImportKind::Named);
}

#[test]
fn test_import_kind_default() {
    let kind = ImportKind::Default;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_import_kind_namespace() {
    let kind = ImportKind::Namespace;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_import_kind_dynamic() {
    let kind = ImportKind::Dynamic;
    let _ = format!("{:?}", kind);
}

// ============ ExprKind Tests ============

#[test]
fn test_expr_kind_call() {
    let kind = ExprKind::Call;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_expr_kind_member() {
    let kind = ExprKind::Member;
    assert_eq!(kind, ExprKind::Member);
}

#[test]
fn test_expr_kind_binary() {
    let kind = ExprKind::Binary;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_expr_kind_unary() {
    let kind = ExprKind::Unary;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_expr_kind_literal() {
    let kind = ExprKind::Literal;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_expr_kind_identifier() {
    let kind = ExprKind::Identifier;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_expr_kind_array() {
    let kind = ExprKind::Array;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_expr_kind_object() {
    let kind = ExprKind::Object;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_expr_kind_new() {
    let kind = ExprKind::New;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_expr_kind_delete() {
    let kind = ExprKind::Delete;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_expr_kind_lambda() {
    let kind = ExprKind::Lambda;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_expr_kind_conditional() {
    let kind = ExprKind::Conditional;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_expr_kind_this() {
    let kind = ExprKind::This;
    let _ = format!("{:?}", kind);
}

// ============ StmtKind Tests ============

#[test]
fn test_stmt_kind_block() {
    let kind = StmtKind::Block;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_stmt_kind_if() {
    let kind = StmtKind::If;
    assert_eq!(kind, StmtKind::If);
}

#[test]
fn test_stmt_kind_for() {
    let kind = StmtKind::For;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_stmt_kind_while() {
    let kind = StmtKind::While;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_stmt_kind_return() {
    let kind = StmtKind::Return;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_stmt_kind_throw() {
    let kind = StmtKind::Throw;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_stmt_kind_try() {
    let kind = StmtKind::Try;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_stmt_kind_switch() {
    let kind = StmtKind::Switch;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_stmt_kind_goto() {
    let kind = StmtKind::Goto;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_stmt_kind_label() {
    let kind = StmtKind::Label;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_stmt_kind_do_while() {
    let kind = StmtKind::DoWhile;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_stmt_kind_for_each() {
    let kind = StmtKind::ForEach;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_stmt_kind_catch() {
    let kind = StmtKind::Catch;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_stmt_kind_break() {
    let kind = StmtKind::Break;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_stmt_kind_continue() {
    let kind = StmtKind::Continue;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_stmt_kind_case() {
    let kind = StmtKind::Case;
    let _ = format!("{:?}", kind);
}

// ============ TypeKind Tests ============

#[test]
fn test_type_kind_primitive() {
    let kind = TypeKind::Primitive;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_type_kind_array() {
    let kind = TypeKind::Array;
    assert_eq!(kind, TypeKind::Array);
}

#[test]
fn test_type_kind_tuple() {
    let kind = TypeKind::Tuple;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_type_kind_union() {
    let kind = TypeKind::Union;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_type_kind_intersection() {
    let kind = TypeKind::Intersection;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_type_kind_generic() {
    let kind = TypeKind::Generic;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_type_kind_function() {
    let kind = TypeKind::Function;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_type_kind_object() {
    let kind = TypeKind::Object;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_type_kind_pointer() {
    let kind = TypeKind::Pointer;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_type_kind_struct() {
    let kind = TypeKind::Struct;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_type_kind_enum() {
    let kind = TypeKind::Enum;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_type_kind_typedef() {
    let kind = TypeKind::Typedef;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_type_kind_class() {
    let kind = TypeKind::Class;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_type_kind_template() {
    let kind = TypeKind::Template;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_type_kind_namespace() {
    let kind = TypeKind::Namespace;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_type_kind_alias() {
    let kind = TypeKind::Alias;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_type_kind_interface() {
    let kind = TypeKind::Interface;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_type_kind_module() {
    let kind = TypeKind::Module;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_type_kind_annotation() {
    let kind = TypeKind::Annotation;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_type_kind_mapped() {
    let kind = TypeKind::Mapped;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_type_kind_conditional() {
    let kind = TypeKind::Conditional;
    let _ = format!("{:?}", kind);
}

// ============ ModuleKind Tests ============

#[test]
fn test_module_kind_file() {
    let kind = ModuleKind::File;
    let _ = format!("{:?}", kind);
}

#[test]
fn test_module_kind_namespace() {
    let kind = ModuleKind::Namespace;
    assert_eq!(kind, ModuleKind::Namespace);
}

// ============ AstKind Tests ============

#[test]
fn test_ast_kind_function() {
    let kind = AstKind::Function(FunctionKind::Regular);
    let _ = format!("{:?}", kind);
}

#[test]
fn test_ast_kind_class() {
    let kind = AstKind::Class(ClassKind::Regular);
    assert_eq!(kind, AstKind::Class(ClassKind::Regular));
}

#[test]
fn test_ast_kind_variable() {
    let kind = AstKind::Variable(VarKind::Let);
    let _ = format!("{:?}", kind);
}

#[test]
fn test_ast_kind_import() {
    let kind = AstKind::Import(ImportKind::Module);
    let _ = format!("{:?}", kind);
}

#[test]
fn test_ast_kind_expression() {
    let kind = AstKind::Expression(ExprKind::Call);
    let _ = format!("{:?}", kind);
}

#[test]
fn test_ast_kind_statement() {
    let kind = AstKind::Statement(StmtKind::If);
    let _ = format!("{:?}", kind);
}

#[test]
fn test_ast_kind_type() {
    let kind = AstKind::Type(TypeKind::Primitive);
    let _ = format!("{:?}", kind);
}

#[test]
fn test_ast_kind_module() {
    let kind = AstKind::Module(ModuleKind::File);
    let _ = format!("{:?}", kind);
}

// ============ Constants Tests ============

#[test]
fn test_invalid_node_key() {
    assert_eq!(INVALID_NODE_KEY, u32::MAX);
}

// ============ Serialization Tests ============

#[test]
fn test_language_serialization() {
    let lang = Language::Rust;
    let json = serde_json::to_string(&lang).unwrap();
    let deserialized: Language = serde_json::from_str(&json).unwrap();
    assert_eq!(lang, deserialized);
}

#[test]
fn test_function_kind_serialization() {
    let kind = FunctionKind::Constructor;
    let json = serde_json::to_string(&kind).unwrap();
    let deserialized: FunctionKind = serde_json::from_str(&json).unwrap();
    assert_eq!(kind, deserialized);
}

#[test]
fn test_class_kind_serialization() {
    let kind = ClassKind::Interface;
    let json = serde_json::to_string(&kind).unwrap();
    let deserialized: ClassKind = serde_json::from_str(&json).unwrap();
    assert_eq!(kind, deserialized);
}

#[test]
fn test_var_kind_serialization() {
    let kind = VarKind::Const;
    let json = serde_json::to_string(&kind).unwrap();
    let deserialized: VarKind = serde_json::from_str(&json).unwrap();
    assert_eq!(kind, deserialized);
}

#[test]
fn test_import_kind_serialization() {
    let kind = ImportKind::Named;
    let json = serde_json::to_string(&kind).unwrap();
    let deserialized: ImportKind = serde_json::from_str(&json).unwrap();
    assert_eq!(kind, deserialized);
}

#[test]
fn test_expr_kind_serialization() {
    let kind = ExprKind::Call;
    let json = serde_json::to_string(&kind).unwrap();
    let deserialized: ExprKind = serde_json::from_str(&json).unwrap();
    assert_eq!(kind, deserialized);
}

#[test]
fn test_stmt_kind_serialization() {
    let kind = StmtKind::If;
    let json = serde_json::to_string(&kind).unwrap();
    let deserialized: StmtKind = serde_json::from_str(&json).unwrap();
    assert_eq!(kind, deserialized);
}

#[test]
fn test_type_kind_serialization() {
    let kind = TypeKind::Generic;
    let json = serde_json::to_string(&kind).unwrap();
    let deserialized: TypeKind = serde_json::from_str(&json).unwrap();
    assert_eq!(kind, deserialized);
}

#[test]
fn test_module_kind_serialization() {
    let kind = ModuleKind::File;
    let json = serde_json::to_string(&kind).unwrap();
    let deserialized: ModuleKind = serde_json::from_str(&json).unwrap();
    assert_eq!(kind, deserialized);
}

#[test]
fn test_ast_kind_serialization() {
    let kind = AstKind::Function(FunctionKind::Method);
    let json = serde_json::to_string(&kind).unwrap();
    let deserialized: AstKind = serde_json::from_str(&json).unwrap();
    assert_eq!(kind, deserialized);
}
