78 lines
2.1 KiB
Python
78 lines
2.1 KiB
Python
import ast
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import os
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import shutil
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from os import path
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import pytest
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from core.builtin_concepts import ParserResultConcept
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from core.sheerka import Sheerka, ExecutionContext
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from core.tokenizer import Tokenizer
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from parsers.BaseParser import BaseParser
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from parsers.PythonParser import PythonNode, PythonParser, PythonErrorNode
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tests_root = path.abspath("../build/tests")
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root_folder = "init_folder"
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@pytest.fixture(autouse=True)
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def init_test():
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if path.exists(tests_root):
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shutil.rmtree(tests_root)
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if not path.exists(tests_root):
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os.makedirs(tests_root)
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current_pwd = os.getcwd()
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os.chdir(tests_root)
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yield None
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os.chdir(current_pwd)
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def get_context():
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sheerka = Sheerka()
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sheerka.initialize(root_folder)
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return ExecutionContext("test", "xxx", sheerka)
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@pytest.mark.parametrize("text, expected", [
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("1+1", PythonNode("1+1", ast.parse("1+1", mode="eval"))),
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("a=10", PythonNode("a=10", ast.parse("a=10", mode="exec"))),
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])
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def test_i_can_parse_a_simple_expression(text, expected):
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parser = PythonParser()
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res = parser.parse(get_context(), text)
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assert res.status
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assert res.who == parser.name
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assert isinstance(res.value, ParserResultConcept)
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assert res.value.value == expected
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@pytest.mark.parametrize("text, expected", [
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("1+1", PythonNode("1+1", ast.parse("1+1", mode="eval"))),
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("a=10", PythonNode("a=10", ast.parse("a=10", mode="exec"))),
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])
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def test_i_can_parse_from_tokens(text, expected):
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parser = PythonParser()
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tokens = list(Tokenizer(text))
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res = parser.parse(get_context(), tokens)
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assert res.status
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assert res.who == parser.name
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assert isinstance(res.value, ParserResultConcept)
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assert res.value.value == expected
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def test_i_can_detect_error():
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text = "1+"
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parser = PythonParser()
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res = parser.parse(get_context(), text)
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assert not res.status
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assert res.who == parser.name
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assert isinstance(res.value, ParserResultConcept)
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assert isinstance(res.value.value[0], PythonErrorNode)
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assert isinstance(res.value.value[0].exception, SyntaxError)
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