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test_generator.py
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test_generator.py
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import random
from pathlib import Path
from unittest import mock
from xsdata.codegen.exceptions import CodegenError
from xsdata.codegen.resolver import DependenciesResolver
from xsdata.formats.dataclass.generator import DataclassGenerator
from xsdata.models.config import GeneratorConfig
from xsdata.utils.testing import ClassFactory, FactoryTestCase
class DataclassGeneratorTests(FactoryTestCase):
def setUp(self):
super().setUp()
self.maxDiff = None
config = GeneratorConfig()
self.generator = DataclassGenerator(config)
@mock.patch.object(DataclassGenerator, "validate_imports")
@mock.patch.object(DataclassGenerator, "render_package")
@mock.patch.object(DataclassGenerator, "render_module")
def test_render(
self, mock_render_module, mock_render_package, mock_validate_imports
):
classes = [
ClassFactory.create(package="foo.bar", module="tests"),
ClassFactory.create(package="bar.foo", module="tests"),
ClassFactory.create(package="thug.life", module="tests"),
]
mock_render_module.return_value = "module"
mock_render_package.return_value = "package"
iterator = self.generator.render(classes)
cwd = Path.cwd()
actual = [(out.path, out.title, out.source) for out in iterator]
expected = [
(cwd.joinpath("foo/bar/__init__.py"), "init", "package"),
(cwd.joinpath("foo/__init__.py"), "init", "# nothing here\n"),
(cwd.joinpath("bar/foo/__init__.py"), "init", "package"),
(cwd.joinpath("bar/__init__.py"), "init", "# nothing here\n"),
(cwd.joinpath("thug/life/__init__.py"), "init", "package"),
(cwd.joinpath("thug/__init__.py"), "init", "# nothing here\n"),
(cwd.joinpath("foo/bar/tests.py"), "foo.bar.tests", "module"),
(cwd.joinpath("bar/foo/tests.py"), "bar.foo.tests", "module"),
(cwd.joinpath("thug/life/tests.py"), "thug.life.tests", "module"),
]
self.assertEqual(expected, actual)
mock_render_package.assert_has_calls(
[
mock.call([classes[0]], "foo.bar", cwd.joinpath("foo/bar/__init__.py")),
mock.call([classes[1]], "bar.foo", cwd.joinpath("bar/foo/__init__.py")),
mock.call(
[classes[2]], "thug.life", cwd.joinpath("thug/life/__init__.py")
),
]
)
mock_render_module.assert_has_calls(
[mock.call(mock.ANY, [x], mock.ANY) for x in classes]
)
mock_validate_imports.assert_called_once()
def test_render_package(self):
classes = [
ClassFactory.create(qname="a", package="foo", module="tests"),
ClassFactory.create(qname="b", package="foo", module="tests"),
ClassFactory.create(qname="c", package="foo", module="tests"),
ClassFactory.create(qname="a", package="foo", module="bar"),
]
random.shuffle(classes)
actual = self.generator.render_package(classes, "foo.tests", Path.cwd())
expected = (
"from foo.bar import A as BarA\n"
"from foo.tests import (\n"
" A as TestsA,\n"
")\n"
"from foo.tests import (\n"
" B,\n"
" C,\n"
")\n"
"\n"
"__all__ = [\n"
' "BarA",\n'
' "TestsA",\n'
' "B",\n'
' "C",\n'
"]\n"
)
self.assertEqual(expected, actual)
def test_render_module(self):
classes = [
ClassFactory.enumeration(2, help="\n\nI am enum "),
ClassFactory.elements(2),
ClassFactory.service(2),
]
classes[0].attrs[0].help = "I am a member"
classes[1].attrs[0].help = "I am a field"
resolver = DependenciesResolver({})
actual = self.generator.render_module(resolver, classes, Path.cwd())
expected = (
"from dataclasses import dataclass, field\n"
"from enum import Enum\n"
"from typing import Optional\n"
"\n"
'__NAMESPACE__ = "xsdata"\n'
"\n"
"\n"
"class ClassB(Enum):\n"
' """\n'
" I am enum.\n"
"\n"
" :cvar ATTR_B: I am a member\n"
" :cvar ATTR_C:\n"
' """\n'
"\n"
" ATTR_B = None\n"
" ATTR_C = None\n"
"\n"
"\n"
"@dataclass\n"
"class ClassC:\n"
' """\n'
" :ivar attr_d: I am a field\n"
" :ivar attr_e:\n"
' """\n'
"\n"
" class Meta:\n"
' name = "class_C"\n'
"\n"
" attr_d: Optional[str] = field(\n"
" default=None,\n"
" metadata={\n"
' "name": "attr_D",\n'
' "type": "Element",\n'
" },\n"
" )\n"
" attr_e: Optional[str] = field(\n"
" default=None,\n"
" metadata={\n"
' "name": "attr_E",\n'
' "type": "Element",\n'
" },\n"
" )\n"
"\n"
"\n"
"class ClassD:\n"
' attr_f = "None"\n'
' attr_g = "None"\n'
)
self.assertEqual(expected, actual)
def test_render_module_with_mixed_target_namespaces(self):
classes = [
ClassFactory.elements(1, qname="{foo}bar"),
ClassFactory.elements(1, qname="{bar}foo"),
]
resolver = DependenciesResolver({})
actual = self.generator.render_module(resolver, classes, Path.cwd())
expected = (
"from dataclasses import dataclass, field\n"
"from typing import Optional\n"
"\n"
"\n"
"@dataclass\n"
"class Foo:\n"
" class Meta:\n"
' name = "foo"\n'
' target_namespace = "bar"\n'
"\n"
" attr_c: Optional[str] = field(\n"
" default=None,\n"
" metadata={\n"
' "name": "attr_C",\n'
' "type": "Element",\n'
" },\n"
" )\n"
"\n"
"\n"
"@dataclass\n"
"class Bar:\n"
" class Meta:\n"
' name = "bar"\n'
' target_namespace = "foo"\n'
"\n"
" attr_b: Optional[str] = field(\n"
" default=None,\n"
" metadata={\n"
' "name": "attr_B",\n'
' "type": "Element",\n'
" },\n"
" )\n"
)
self.assertEqual(expected, actual)
def test_module_name(self):
self.assertEqual("foo_bar", self.generator.module_name("fooBar"))
self.assertEqual("foo_bar_wtf", self.generator.module_name("fooBar.wtf"))
self.assertEqual("mod_1111", self.generator.module_name("1111"))
self.assertEqual("xs_string", self.generator.module_name("xs:string"))
self.assertEqual("foo_bar_bam", self.generator.module_name("foo:bar_bam"))
self.assertEqual("bar_bam", self.generator.module_name("urn:bar_bam"))
def test_package_name(self):
self.assertEqual(
"foo.bar_bar.pkg_1", self.generator.package_name("Foo.BAR_bar.1")
)
self.assertEqual("", self.generator.package_name(""))
def test_ruff_code_with_invalid_code(self):
src_code = (
"class AlternativeText:\n"
" class Meta:\n"
' namespace = "xsdata"\n'
"\n"
" foo: Optional[Union[]] = field(\n"
" init=False,\n"
' metadata={"type": "Ignore"}\n'
" )\n"
" bar: str\n"
" thug: str"
)
file_path = Path(__file__)
self.generator.config.output.max_line_length = 55
with self.assertRaises(CodegenError) as cm:
self.generator.ruff_code(src_code, file_path)
expected = (
"\n"
"\n"
" class AlternativeText:\n"
" class Meta:\n"
' namespace = "xsdata"\n'
" \n"
"---> foo: Optional[Union[]] = field(\n"
" init=False,\n"
' metadata={"type": "Ignore"}\n'
" )"
)
self.assertEqual(expected, cm.exception.meta.get("source"))
def test_code_excerpt_with_no_line_number(self):
actual = self.generator.code_excerpt("foobar", "")
self.assertEqual("NA", actual)