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681 lines (607 loc) · 27.4 KB
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from codebase_rag.parsers.java.utils import (
build_qualified_name,
extract_annotation_info,
extract_class_info,
extract_field_info,
extract_import_path,
extract_method_call_info,
extract_method_info,
extract_package_name,
find_package_start_index,
get_java_visibility,
is_main_method,
)
from codebase_rag.tests.conftest import create_mock_node
from codebase_rag.types_defs import (
JavaAnnotationInfo,
JavaClassInfo,
JavaFieldInfo,
JavaMethodInfo,
)
class TestExtractJavaPackageName:
def test_scoped_identifier_package(self) -> None:
scoped_id = create_mock_node("scoped_identifier", "com.example.app")
package_node = create_mock_node("package_declaration", children=[scoped_id])
result = extract_package_name(package_node)
assert result == "com.example.app"
def test_simple_identifier_package(self) -> None:
identifier = create_mock_node("identifier", "mypackage")
package_node = create_mock_node("package_declaration", children=[identifier])
result = extract_package_name(package_node)
assert result == "mypackage"
def test_invalid_node_type(self) -> None:
node = create_mock_node("class_declaration")
result = extract_package_name(node)
assert result is None
def test_empty_package_declaration(self) -> None:
package_node = create_mock_node("package_declaration", children=[])
result = extract_package_name(package_node)
assert result is None
class TestExtractJavaImportPath:
def test_regular_import(self) -> None:
scoped_id = create_mock_node("scoped_identifier", "java.util.List")
import_node = create_mock_node("import_declaration", children=[scoped_id])
result = extract_import_path(import_node)
assert result == {"List": "java.util.List"}
def test_wildcard_import(self) -> None:
scoped_id = create_mock_node("scoped_identifier", "java.util")
asterisk = create_mock_node("asterisk", "*")
import_node = create_mock_node(
"import_declaration", children=[scoped_id, asterisk]
)
result = extract_import_path(import_node)
assert result == {"*java.util": "java.util"}
def test_static_import(self) -> None:
static_kw = create_mock_node("static", "static")
scoped_id = create_mock_node("scoped_identifier", "java.lang.Math.PI")
import_node = create_mock_node(
"import_declaration", children=[static_kw, scoped_id]
)
result = extract_import_path(import_node)
assert result == {"PI": "java.lang.Math.PI"}
def test_simple_identifier_import(self) -> None:
identifier = create_mock_node("identifier", "MyClass")
import_node = create_mock_node("import_declaration", children=[identifier])
result = extract_import_path(import_node)
assert result == {"MyClass": "MyClass"}
def test_invalid_node_type(self) -> None:
node = create_mock_node("class_declaration")
result = extract_import_path(node)
assert result == {}
def test_empty_import_declaration(self) -> None:
import_node = create_mock_node("import_declaration", children=[])
result = extract_import_path(import_node)
assert result == {}
class TestExtractJavaClassInfo:
def test_simple_class(self) -> None:
name_node = create_mock_node("identifier", "MyClass")
class_node = create_mock_node(
"class_declaration",
fields={"name": name_node},
)
result = extract_class_info(class_node)
assert result["name"] == "MyClass"
assert result["type"] == "class"
assert result["superclass"] is None
assert result["interfaces"] == []
def test_class_with_superclass(self) -> None:
name_node = create_mock_node("identifier", "Child")
superclass_node = create_mock_node("type_identifier", "Parent")
class_node = create_mock_node(
"class_declaration",
fields={"name": name_node, "superclass": superclass_node},
)
result = extract_class_info(class_node)
assert result["name"] == "Child"
assert result["superclass"] == "Parent"
def test_class_with_generic_superclass(self) -> None:
name_node = create_mock_node("identifier", "MyList")
type_id = create_mock_node("type_identifier", "ArrayList")
generic_type = create_mock_node("generic_type", children=[type_id])
class_node = create_mock_node(
"class_declaration",
fields={"name": name_node, "superclass": generic_type},
)
result = extract_class_info(class_node)
assert result["superclass"] == "ArrayList"
def test_interface_declaration(self) -> None:
name_node = create_mock_node("identifier", "MyInterface")
interface_node = create_mock_node(
"interface_declaration",
fields={"name": name_node},
)
result = extract_class_info(interface_node)
assert result["name"] == "MyInterface"
assert result["type"] == "interface"
def test_enum_declaration(self) -> None:
name_node = create_mock_node("identifier", "Status")
enum_node = create_mock_node(
"enum_declaration",
fields={"name": name_node},
)
result = extract_class_info(enum_node)
assert result["name"] == "Status"
assert result["type"] == "enum"
def test_annotation_type_declaration(self) -> None:
name_node = create_mock_node("identifier", "MyAnnotation")
annotation_node = create_mock_node(
"annotation_type_declaration",
fields={"name": name_node},
)
result = extract_class_info(annotation_node)
assert result["name"] == "MyAnnotation"
assert result["type"] == "annotation_type"
def test_record_declaration(self) -> None:
name_node = create_mock_node("identifier", "Person")
record_node = create_mock_node(
"record_declaration",
fields={"name": name_node},
)
result = extract_class_info(record_node)
assert result["name"] == "Person"
assert result["type"] == "record"
def test_class_with_modifiers(self) -> None:
name_node = create_mock_node("identifier", "MyClass")
public_mod = create_mock_node("public", "public")
abstract_mod = create_mock_node("abstract", "abstract")
modifiers = create_mock_node("modifiers", children=[public_mod, abstract_mod])
class_node = create_mock_node(
"class_declaration",
fields={"name": name_node},
children=[modifiers],
)
result = extract_class_info(class_node)
assert "public" in result["modifiers"]
assert "abstract" in result["modifiers"]
def test_class_with_type_parameters(self) -> None:
name_node = create_mock_node("identifier", "Container")
param_name = create_mock_node("identifier", "T")
type_param = create_mock_node("type_parameter", fields={"name": param_name})
type_params = create_mock_node("type_parameters", children=[type_param])
class_node = create_mock_node(
"class_declaration",
fields={"name": name_node, "type_parameters": type_params},
)
result = extract_class_info(class_node)
assert "T" in result["type_parameters"]
def test_invalid_node_type(self) -> None:
node = create_mock_node("method_declaration")
result = extract_class_info(node)
assert result == JavaClassInfo(
name=None,
type="",
superclass=None,
interfaces=[],
modifiers=[],
type_parameters=[],
)
class TestExtractJavaMethodInfo:
def test_simple_method(self) -> None:
name_node = create_mock_node("identifier", "process")
type_node = create_mock_node("type_identifier", "void")
method_node = create_mock_node(
"method_declaration",
fields={"name": name_node, "type": type_node},
)
result = extract_method_info(method_node)
assert result["name"] == "process"
assert result["type"] == "method"
assert result["return_type"] == "void"
def test_constructor(self) -> None:
name_node = create_mock_node("identifier", "MyClass")
constructor_node = create_mock_node(
"constructor_declaration",
fields={"name": name_node},
)
result = extract_method_info(constructor_node)
assert result["name"] == "MyClass"
assert result["type"] == "constructor"
assert result["return_type"] is None
def test_method_with_parameters(self) -> None:
name_node = create_mock_node("identifier", "setName")
type_node = create_mock_node("void_type", "void")
param_type = create_mock_node("type_identifier", "String")
param = create_mock_node("formal_parameter", fields={"type": param_type})
params = create_mock_node("formal_parameters", children=[param])
method_node = create_mock_node(
"method_declaration",
fields={"name": name_node, "type": type_node, "parameters": params},
)
result = extract_method_info(method_node)
assert "String" in result["parameters"]
def test_method_with_varargs(self) -> None:
name_node = create_mock_node("identifier", "format")
type_node = create_mock_node("type_identifier", "String")
param_type = create_mock_node("type_identifier", "Object")
spread_param = create_mock_node("spread_parameter", children=[param_type])
params = create_mock_node("formal_parameters", children=[spread_param])
method_node = create_mock_node(
"method_declaration",
fields={"name": name_node, "type": type_node, "parameters": params},
)
result = extract_method_info(method_node)
assert "Object..." in result["parameters"]
def test_method_with_modifiers_and_annotations(self) -> None:
name_node = create_mock_node("identifier", "run")
type_node = create_mock_node("void_type", "void")
public_mod = create_mock_node("public", "public")
static_mod = create_mock_node("static", "static")
annotation = create_mock_node("annotation", "@Override")
modifiers = create_mock_node(
"modifiers", children=[public_mod, static_mod, annotation]
)
method_node = create_mock_node(
"method_declaration",
fields={"name": name_node, "type": type_node},
children=[modifiers],
)
result = extract_method_info(method_node)
assert "public" in result["modifiers"]
assert "static" in result["modifiers"]
assert "@Override" in result["annotations"]
def test_invalid_node_type(self) -> None:
node = create_mock_node("class_declaration")
result = extract_method_info(node)
assert result == JavaMethodInfo(
name=None,
type="",
return_type=None,
parameters=[],
modifiers=[],
type_parameters=[],
annotations=[],
)
class TestExtractJavaFieldInfo:
def test_simple_field(self) -> None:
type_node = create_mock_node("type_identifier", "String")
name_node = create_mock_node("identifier", "name")
declarator = create_mock_node("variable_declarator", fields={"name": name_node})
field_node = create_mock_node(
"field_declaration",
fields={"type": type_node, "declarator": declarator},
)
result = extract_field_info(field_node)
assert result["name"] == "name"
assert result["type"] == "String"
def test_field_with_modifiers(self) -> None:
type_node = create_mock_node("type_identifier", "int")
name_node = create_mock_node("identifier", "count")
declarator = create_mock_node("variable_declarator", fields={"name": name_node})
private_mod = create_mock_node("private", "private")
static_mod = create_mock_node("static", "static")
final_mod = create_mock_node("final", "final")
modifiers = create_mock_node(
"modifiers", children=[private_mod, static_mod, final_mod]
)
field_node = create_mock_node(
"field_declaration",
fields={"type": type_node, "declarator": declarator},
children=[modifiers],
)
result = extract_field_info(field_node)
assert "private" in result["modifiers"]
assert "static" in result["modifiers"]
assert "final" in result["modifiers"]
def test_field_with_annotation(self) -> None:
type_node = create_mock_node("type_identifier", "String")
name_node = create_mock_node("identifier", "id")
declarator = create_mock_node("variable_declarator", fields={"name": name_node})
annotation = create_mock_node("annotation", "@Id")
modifiers = create_mock_node("modifiers", children=[annotation])
field_node = create_mock_node(
"field_declaration",
fields={"type": type_node, "declarator": declarator},
children=[modifiers],
)
result = extract_field_info(field_node)
assert "@Id" in result["annotations"]
def test_invalid_node_type(self) -> None:
node = create_mock_node("method_declaration")
result = extract_field_info(node)
assert result == JavaFieldInfo(
name=None,
type=None,
modifiers=[],
annotations=[],
)
class TestExtractJavaMethodCallInfo:
def test_simple_method_call(self) -> None:
name_node = create_mock_node("identifier", "process")
args_node = create_mock_node("argument_list", children=[])
call_node = create_mock_node(
"method_invocation",
fields={"name": name_node, "arguments": args_node},
)
result = extract_method_call_info(call_node)
assert result["name"] == "process"
assert result["object"] is None
assert result["arguments"] == 0
def test_method_call_on_object(self) -> None:
name_node = create_mock_node("identifier", "getName")
object_node = create_mock_node("identifier", "user")
args_node = create_mock_node("argument_list", children=[])
call_node = create_mock_node(
"method_invocation",
fields={"name": name_node, "object": object_node, "arguments": args_node},
)
result = extract_method_call_info(call_node)
assert result["name"] == "getName"
assert result["object"] == "user"
def test_method_call_on_this(self) -> None:
name_node = create_mock_node("identifier", "validate")
this_node = create_mock_node("this", "this")
args_node = create_mock_node("argument_list", children=[])
call_node = create_mock_node(
"method_invocation",
fields={"name": name_node, "object": this_node, "arguments": args_node},
)
result = extract_method_call_info(call_node)
assert result["object"] == "this"
def test_method_call_on_super(self) -> None:
name_node = create_mock_node("identifier", "init")
super_node = create_mock_node("super", "super")
args_node = create_mock_node("argument_list", children=[])
call_node = create_mock_node(
"method_invocation",
fields={"name": name_node, "object": super_node, "arguments": args_node},
)
result = extract_method_call_info(call_node)
assert result["object"] == "super"
def test_method_call_with_arguments(self) -> None:
name_node = create_mock_node("identifier", "add")
arg1 = create_mock_node("identifier", "item")
arg2 = create_mock_node("integer_literal", "1")
open_paren = create_mock_node("(", "(")
close_paren = create_mock_node(")", ")")
comma = create_mock_node(",", ",")
args_node = create_mock_node(
"argument_list",
children=[open_paren, arg1, comma, arg2, close_paren],
)
call_node = create_mock_node(
"method_invocation",
fields={"name": name_node, "arguments": args_node},
)
result = extract_method_call_info(call_node)
assert result["arguments"] == 2
def test_invalid_node_type(self) -> None:
node = create_mock_node("class_declaration")
result = extract_method_call_info(node)
assert result is None
class TestIsJavaMainMethod:
def test_valid_main_method_with_array(self) -> None:
name_node = create_mock_node("identifier", "main")
void_type = create_mock_node("void_type", "void")
public_mod = create_mock_node("public", "public")
static_mod = create_mock_node("static", "static")
modifiers = create_mock_node("modifiers", children=[public_mod, static_mod])
param_type = create_mock_node("array_type", "String[]")
param = create_mock_node("formal_parameter", fields={"type": param_type})
params = create_mock_node("formal_parameters", children=[param])
method_node = create_mock_node(
"method_declaration",
fields={"name": name_node, "type": void_type, "parameters": params},
children=[modifiers],
)
result = is_main_method(method_node)
assert result is True
def test_valid_main_method_with_varargs(self) -> None:
name_node = create_mock_node("identifier", "main")
void_type = create_mock_node("void_type", "void")
public_mod = create_mock_node("public", "public")
static_mod = create_mock_node("static", "static")
modifiers = create_mock_node("modifiers", children=[public_mod, static_mod])
type_id = create_mock_node("type_identifier", "String")
spread_param = create_mock_node("spread_parameter", children=[type_id])
params = create_mock_node("formal_parameters", children=[spread_param])
method_node = create_mock_node(
"method_declaration",
fields={"name": name_node, "type": void_type, "parameters": params},
children=[modifiers],
)
result = is_main_method(method_node)
assert result is True
def test_not_main_wrong_name(self) -> None:
name_node = create_mock_node("identifier", "run")
void_type = create_mock_node("void_type", "void")
method_node = create_mock_node(
"method_declaration",
fields={"name": name_node, "type": void_type},
)
result = is_main_method(method_node)
assert result is False
def test_not_main_not_void(self) -> None:
name_node = create_mock_node("identifier", "main")
int_type = create_mock_node("integral_type", "int")
public_mod = create_mock_node("public", "public")
static_mod = create_mock_node("static", "static")
modifiers = create_mock_node("modifiers", children=[public_mod, static_mod])
method_node = create_mock_node(
"method_declaration",
fields={"name": name_node, "type": int_type},
children=[modifiers],
)
result = is_main_method(method_node)
assert result is False
def test_not_main_missing_public(self) -> None:
name_node = create_mock_node("identifier", "main")
void_type = create_mock_node("void_type", "void")
static_mod = create_mock_node("static", "static")
modifiers = create_mock_node("modifiers", children=[static_mod])
param_type = create_mock_node("array_type", "String[]")
param = create_mock_node("formal_parameter", fields={"type": param_type})
params = create_mock_node("formal_parameters", children=[param])
method_node = create_mock_node(
"method_declaration",
fields={"name": name_node, "type": void_type, "parameters": params},
children=[modifiers],
)
result = is_main_method(method_node)
assert result is False
def test_not_main_missing_static(self) -> None:
name_node = create_mock_node("identifier", "main")
void_type = create_mock_node("void_type", "void")
public_mod = create_mock_node("public", "public")
modifiers = create_mock_node("modifiers", children=[public_mod])
param_type = create_mock_node("array_type", "String[]")
param = create_mock_node("formal_parameter", fields={"type": param_type})
params = create_mock_node("formal_parameters", children=[param])
method_node = create_mock_node(
"method_declaration",
fields={"name": name_node, "type": void_type, "parameters": params},
children=[modifiers],
)
result = is_main_method(method_node)
assert result is False
def test_invalid_node_type(self) -> None:
node = create_mock_node("constructor_declaration")
result = is_main_method(node)
assert result is False
class TestGetJavaVisibility:
def test_public_visibility(self) -> None:
public_node = create_mock_node("public", "public")
node = create_mock_node("method_declaration", children=[public_node])
result = get_java_visibility(node)
assert result == "public"
def test_protected_visibility(self) -> None:
protected_node = create_mock_node("protected", "protected")
node = create_mock_node("method_declaration", children=[protected_node])
result = get_java_visibility(node)
assert result == "protected"
def test_private_visibility(self) -> None:
private_node = create_mock_node("private", "private")
node = create_mock_node("method_declaration", children=[private_node])
result = get_java_visibility(node)
assert result == "private"
def test_package_private_visibility(self) -> None:
node = create_mock_node("method_declaration", children=[])
result = get_java_visibility(node)
assert result == "package"
class TestBuildJavaQualifiedName:
def test_nested_class(self) -> None:
outer_name = create_mock_node("identifier", "Outer")
outer_class = create_mock_node(
"class_declaration",
fields={"name": outer_name},
)
inner_name = create_mock_node("identifier", "Inner")
inner_class = create_mock_node(
"class_declaration",
fields={"name": inner_name},
parent=outer_class,
)
program = create_mock_node("program", children=[outer_class])
outer_class.parent = program
method_name = create_mock_node("identifier", "process")
method = create_mock_node(
"method_declaration",
fields={"name": method_name},
parent=inner_class,
)
result = build_qualified_name(method)
assert result == ["Outer", "Inner"]
def test_include_methods(self) -> None:
class_name = create_mock_node("identifier", "MyClass")
class_node = create_mock_node(
"class_declaration",
fields={"name": class_name},
)
program = create_mock_node("program", children=[class_node])
class_node.parent = program
method_name = create_mock_node("identifier", "process")
method = create_mock_node(
"method_declaration",
fields={"name": method_name},
parent=class_node,
)
inner_node = create_mock_node("identifier", "x", parent=method)
result = build_qualified_name(inner_node, include_methods=True)
assert result == ["MyClass", "process"]
def test_exclude_classes(self) -> None:
class_name = create_mock_node("identifier", "MyClass")
class_node = create_mock_node(
"class_declaration",
fields={"name": class_name},
)
program = create_mock_node("program", children=[class_node])
class_node.parent = program
method_name = create_mock_node("identifier", "process")
method = create_mock_node(
"method_declaration",
fields={"name": method_name},
parent=class_node,
)
result = build_qualified_name(method, include_classes=False)
assert result == []
def test_empty_path(self) -> None:
program = create_mock_node("program")
node = create_mock_node("identifier", "x", parent=program)
result = build_qualified_name(node)
assert result == []
class TestExtractJavaAnnotationInfo:
def test_simple_annotation(self) -> None:
name_node = create_mock_node("identifier", "Override")
annotation_node = create_mock_node(
"annotation",
fields={"name": name_node},
)
result = extract_annotation_info(annotation_node)
assert result["name"] == "Override"
assert result["arguments"] == []
def test_annotation_with_arguments(self) -> None:
name_node = create_mock_node("identifier", "SuppressWarnings")
arg = create_mock_node("string_literal", '"unchecked"')
open_paren = create_mock_node("(", "(")
close_paren = create_mock_node(")", ")")
args_node = create_mock_node(
"annotation_argument_list",
children=[open_paren, arg, close_paren],
)
annotation_node = create_mock_node(
"annotation",
fields={"name": name_node, "arguments": args_node},
)
result = extract_annotation_info(annotation_node)
assert result["name"] == "SuppressWarnings"
assert '"unchecked"' in result["arguments"]
def test_invalid_node_type(self) -> None:
node = create_mock_node("identifier")
result = extract_annotation_info(node)
assert result == JavaAnnotationInfo(name=None, arguments=[])
class TestFindJavaPackageStartIndex:
def test_standard_maven_layout(self) -> None:
parts = ["project", "src", "main", "java", "com", "example", "Helper"]
result = find_package_start_index(parts)
assert result == 4
def test_non_standard_layout_with_main(self) -> None:
parts = ["project", "src", "main", "com", "example", "Helper"]
result = find_package_start_index(parts)
assert result == 2
def test_simple_src_layout(self) -> None:
parts = ["project", "src", "com", "example", "Helper"]
result = find_package_start_index(parts)
assert result == 2
def test_kotlin_layout(self) -> None:
parts = ["project", "src", "main", "kotlin", "com", "example", "Helper"]
result = find_package_start_index(parts)
assert result == 4
def test_scala_layout(self) -> None:
parts = ["project", "src", "main", "scala", "com", "example", "Helper"]
result = find_package_start_index(parts)
assert result == 4
def test_test_folder_layout(self) -> None:
parts = ["project", "src", "test", "java", "com", "example", "HelperTest"]
result = find_package_start_index(parts)
assert result == 4
def test_no_package_structure(self) -> None:
parts = ["project", "build", "classes", "Helper"]
result = find_package_start_index(parts)
assert result is None
def test_java_at_start(self) -> None:
parts = ["java", "com", "example", "Helper"]
result = find_package_start_index(parts)
assert result is None
def test_empty_parts(self) -> None:
parts: list[str] = []
result = find_package_start_index(parts)
assert result is None