freecad-cam/Mod/AddonManager/AddonManagerTest/app/test_macro_parser.py
2026-02-01 01:59:24 +01:00

345 lines
15 KiB
Python

# SPDX-License-Identifier: LGPL-2.1-or-later
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"""Tests for the MacroParser class"""
import io
import os
import sys
import unittest
sys.path.append("../../") # So the IDE can find the classes to run with
from addonmanager_macro_parser import MacroParser
from AddonManagerTest.app.mocks import MockConsole, CallCatcher, MockThread
# pylint: disable=protected-access, too-many-public-methods
class TestMacroParser(unittest.TestCase):
"""Test the MacroParser class"""
def setUp(self) -> None:
self.test_object = MacroParser("UnitTestMacro")
self.test_object.console = MockConsole()
self.test_object.current_thread = MockThread()
def tearDown(self) -> None:
pass
def test_fill_details_from_code_normal(self):
"""Test to make sure _process_line gets called as expected"""
catcher = CallCatcher()
self.test_object._process_line = catcher.catch_call
fake_macro_data = self.given_some_lines(20, 10)
self.test_object.fill_details_from_code(fake_macro_data)
self.assertEqual(catcher.call_count, 10)
def test_fill_details_from_code_too_many_lines(self):
"""Test to make sure _process_line gets limited as expected"""
catcher = CallCatcher()
self.test_object._process_line = catcher.catch_call
self.test_object.MAX_LINES_TO_SEARCH = 5
fake_macro_data = self.given_some_lines(20, 10)
self.test_object.fill_details_from_code(fake_macro_data)
self.assertEqual(catcher.call_count, 5)
def test_fill_details_from_code_thread_interrupted(self):
"""Test to make sure _process_line gets stopped as expected"""
catcher = CallCatcher()
self.test_object._process_line = catcher.catch_call
self.test_object.current_thread.interrupt_after_n_calls = 6 # Stop on the 6th
fake_macro_data = self.given_some_lines(20, 10)
self.test_object.fill_details_from_code(fake_macro_data)
self.assertEqual(catcher.call_count, 5)
@staticmethod
def given_some_lines(num_lines, num_dunder_lines) -> str:
"""Generate fake macro header data with the given number of lines and number of
lines beginning with a double-underscore."""
result = ""
for i in range(num_lines):
if i < num_dunder_lines:
result += f"__something_{i}__ = 'Test{i}' # A line to be scanned\n"
else:
result += f"# Nothing to see on line {i}\n"
return result
def test_process_line_known_lines(self):
"""Lines starting with keys are processed"""
test_lines = ["__known_key__ = 'Test'", "__another_known_key__ = 'Test'"]
for line in test_lines:
with self.subTest(line=line):
self.test_object.remaining_item_map = {
"__known_key__": "known_key",
"__another_known_key__": "another_known_key",
}
content_lines = io.StringIO(line)
read_in_line = content_lines.readline()
catcher = CallCatcher()
self.test_object._process_key = catcher.catch_call
self.test_object._process_line(read_in_line, content_lines)
self.assertTrue(catcher.called, "_process_key was not called for a known key")
def test_process_line_unknown_lines(self):
"""Lines starting with non-keys are not processed"""
test_lines = [
"# Just a line with a comment",
"\n",
"__dont_know_this_one__ = 'Who cares?'",
"# __known_key__ = 'Aha, but it is commented out!'",
]
for line in test_lines:
with self.subTest(line=line):
self.test_object.remaining_item_map = {
"__known_key__": "known_key",
"__another_known_key__": "another_known_key",
}
content_lines = io.StringIO(line)
read_in_line = content_lines.readline()
catcher = CallCatcher()
self.test_object._process_key = catcher.catch_call
self.test_object._process_line(read_in_line, content_lines)
self.assertFalse(catcher.called, "_process_key was called for an unknown key")
def test_process_key_standard(self):
"""Normal expected data is processed"""
self.test_object._reset_map()
in_memory_data = '__comment__ = "Test"'
content_lines = io.StringIO(in_memory_data)
line = content_lines.readline()
self.test_object._process_key("__comment__", line, content_lines)
self.assertTrue(self.test_object.parse_results["comment"], "Test")
def test_process_key_special(self):
"""Special handling for version = date is processed"""
self.test_object._reset_map()
self.test_object.parse_results["date"] = "2001-01-01"
in_memory_data = "__version__ = __date__"
content_lines = io.StringIO(in_memory_data)
line = content_lines.readline()
self.test_object._process_key("__version__", line, content_lines)
self.assertTrue(self.test_object.parse_results["version"], "2001-01-01")
def test_handle_backslash_continuation_no_backslashes(self):
"""The backslash handling code doesn't change a line with no backslashes"""
in_memory_data = '"Not a backslash in sight"'
content_lines = io.StringIO(in_memory_data)
line = content_lines.readline()
result = self.test_object._handle_backslash_continuation(line, content_lines)
self.assertEqual(result, in_memory_data)
def test_handle_backslash_continuation(self):
"""Lines ending in a backslash get stripped and concatenated"""
in_memory_data = '"Line1\\\nLine2\\\nLine3\\\nLine4"'
content_lines = io.StringIO(in_memory_data)
line = content_lines.readline()
result = self.test_object._handle_backslash_continuation(line, content_lines)
self.assertEqual(result, '"Line1Line2Line3Line4"')
def test_handle_triple_quoted_string_no_triple_quotes(self):
"""The triple-quote handler leaves alone lines without triple-quotes"""
in_memory_data = '"Line1"'
content_lines = io.StringIO(in_memory_data)
line = content_lines.readline()
result, was_triple_quoted = self.test_object._handle_triple_quoted_string(
line, content_lines
)
self.assertEqual(result, in_memory_data)
self.assertFalse(was_triple_quoted)
def test_handle_triple_quoted_string(self):
"""Data is extracted across multiple lines for a triple-quoted string"""
in_memory_data = '"""Line1\nLine2\nLine3\nLine4"""\nLine5\n'
content_lines = io.StringIO(in_memory_data)
line = content_lines.readline()
result, was_triple_quoted = self.test_object._handle_triple_quoted_string(
line, content_lines
)
self.assertEqual(result, '"""Line1\nLine2\nLine3\nLine4"""')
self.assertTrue(was_triple_quoted)
def test_strip_quotes_single(self):
"""Single quotes are stripped from the final string"""
expected = "test"
quoted = f"'{expected}'"
actual = self.test_object._strip_quotes(quoted)
self.assertEqual(actual, expected)
def test_strip_quotes_double(self):
"""Double quotes are stripped from the final string"""
expected = "test"
quoted = f'"{expected}"'
actual = self.test_object._strip_quotes(quoted)
self.assertEqual(actual, expected)
def test_strip_quotes_triple(self):
"""Triple quotes are stripped from the final string"""
expected = "test"
quoted = f'"""{expected}"""'
actual = self.test_object._strip_quotes(quoted)
self.assertEqual(actual, expected)
def test_strip_quotes_unquoted(self):
"""Unquoted data results in None"""
unquoted = "This has no quotation marks of any kind"
actual = self.test_object._strip_quotes(unquoted)
self.assertIsNone(actual)
def test_standard_extraction_string(self):
"""String variables are extracted and stored"""
string_keys = [
"comment",
"url",
"wiki",
"version",
"author",
"date",
"icon",
"xpm",
]
for key in string_keys:
with self.subTest(key=key):
self.test_object._standard_extraction(key, "test")
self.assertEqual(self.test_object.parse_results[key], "test")
def test_standard_extraction_list(self):
"""List variable is extracted and stored"""
key = "other_files"
self.test_object._standard_extraction(key, "test1, test2, test3")
self.assertIn("test1", self.test_object.parse_results[key])
self.assertIn("test2", self.test_object.parse_results[key])
self.assertIn("test3", self.test_object.parse_results[key])
def test_apply_special_handling_version(self):
"""If the tag is __version__, apply our special handling"""
self.test_object._reset_map()
self.test_object._apply_special_handling("__version__", 42)
self.assertNotIn("__version__", self.test_object.remaining_item_map)
self.assertEqual(self.test_object.parse_results["version"], "42")
def test_apply_special_handling_not_version(self):
"""If the tag is not __version__, raise an error"""
self.test_object._reset_map()
with self.assertRaises(SyntaxError):
self.test_object._apply_special_handling("__not_version__", 42)
self.assertIn("__version__", self.test_object.remaining_item_map)
def test_process_noncompliant_version_date(self):
"""Detect and allow __date__ for the __version__"""
self.test_object.parse_results["date"] = "1/2/3"
self.test_object._process_noncompliant_version("__date__")
self.assertEqual(
self.test_object.parse_results["version"],
self.test_object.parse_results["date"],
)
def test_process_noncompliant_version_float(self):
"""Detect and allow floats for the __version__"""
self.test_object._process_noncompliant_version(1.2)
self.assertEqual(self.test_object.parse_results["version"], "1.2")
def test_process_noncompliant_version_int(self):
"""Detect and allow integers for the __version__"""
self.test_object._process_noncompliant_version(42)
self.assertEqual(self.test_object.parse_results["version"], "42")
def test_detect_illegal_content_prefixed_string(self):
"""Detect and raise an error for various kinds of prefixed strings"""
illegal_strings = [
"f'Some fancy {thing}'",
'f"Some fancy {thing}"',
"r'Some fancy {thing}'",
'r"Some fancy {thing}"',
"u'Some fancy {thing}'",
'u"Some fancy {thing}"',
"fr'Some fancy {thing}'",
'fr"Some fancy {thing}"',
"rf'Some fancy {thing}'",
'rf"Some fancy {thing}"',
]
for test_string in illegal_strings:
with self.subTest(test_string=test_string):
with self.assertRaises(SyntaxError):
MacroParser._detect_illegal_content(test_string)
def test_detect_illegal_content_not_a_string(self):
"""Detect and raise an error for (some) non-strings"""
illegal_strings = [
"no quotes",
"do_stuff()",
'print("A function call sporting quotes!")',
"__name__",
"__version__",
"1.2.3",
]
for test_string in illegal_strings:
with self.subTest(test_string=test_string):
with self.assertRaises(SyntaxError):
MacroParser._detect_illegal_content(test_string)
def test_detect_illegal_content_no_failure(self):
"""Recognize strings of various kinds, plus ints, and floats"""
legal_strings = [
'"Some legal value in double quotes"',
"'Some legal value in single quotes'",
'"""Some legal value in triple quotes"""',
"__date__",
"42",
"4.2",
]
for test_string in legal_strings:
with self.subTest(test_string=test_string):
MacroParser._detect_illegal_content(test_string)
#####################
# INTEGRATION TESTS #
#####################
def test_macro_parser(self):
"""INTEGRATION TEST: Given "real" data, ensure the parsing yields the expected results."""
data_dir = os.path.join(os.path.dirname(__file__), "../data")
macro_file = os.path.join(data_dir, "DoNothing.FCMacro")
with open(macro_file, "r", encoding="utf-8") as f:
code = f.read()
self.test_object.fill_details_from_code(code)
self.assertEqual(len(self.test_object.console.errors), 0)
self.assertEqual(len(self.test_object.console.warnings), 0)
self.assertEqual(self.test_object.parse_results["author"], "Chris Hennes")
self.assertEqual(self.test_object.parse_results["version"], "1.0")
self.assertEqual(self.test_object.parse_results["date"], "2022-02-28")
self.assertEqual(
self.test_object.parse_results["comment"],
"Do absolutely nothing. For Addon Manager integration tests.",
)
self.assertEqual(
self.test_object.parse_results["url"], "https://github.com/FreeCAD/FreeCAD"
)
self.assertEqual(self.test_object.parse_results["icon"], "not_real.png")
self.assertListEqual(
self.test_object.parse_results["other_files"],
["file1.py", "file2.py", "file3.py"],
)
self.assertNotEqual(self.test_object.parse_results["xpm"], "")