96 lines
3.5 KiB
Python
96 lines
3.5 KiB
Python
import csv
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import lxml.etree
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from lxml.etree import _Element
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from lxml.cssselect import CSSSelector
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from typing import Dict, List
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from typing import Callable, Any
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from numbers import Number
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import operator
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from rapidfuzz import fuzz
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import functools
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def _match_record(pattern: Dict[str, str], item: Dict[str, str]) -> float:
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return all(k in item and item[k]==val for k, val in pattern.items())
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def check_csv(result: str, rules: Dict[str, List[Dict[str, str]]]) -> float:
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"""
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Args:
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result (str): path to csv file
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rules (Dict[str, List[Dict[str, str]]]): dict like
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{
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"expect": [{key: value}]
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"unexpect": [{key: value}]
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}
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Returns:
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float
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"""
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expect_metrics = [False] * len(rules.get("expect", []))
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unexpect_metric = True
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with open(result) as f:
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reader = csv.DictReader(f)
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for rcd in reader:
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for i, r in enumerate(rules.get("expect", [])):
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expect_metrics[i] = expect_metrics[i] or _match_record(r, rcd)
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unexpect_metric = unexpect_metric and all(_match_record(r, rcd) for r in rules.get("unexpect", []))
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return float(all(expect_metrics) and unexpect_metric)
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_accessibility_ns_map = { "st": "uri:deskat:state.at-spi.gnome.org"
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, "attr": "uri:deskat:attributes.at-spi.gnome.org"
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, "cp": "uri:deskat:component.at-spi.gnome.org"
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, "doc": "uri:deskat:document.at-spi.gnome.org"
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, "docattr": "uri:deskat:attributes.document.at-spi.gnome.org"
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, "txt": "uri:deskat:text.at-spi.gnome.org"
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, "val": "uri:deskat:value.at-spi.gnome.org"
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, "act": "uri:deskat:action.at-spi.gnome.org"
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}
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def check_accessibility_tree(result: str, rules: Dict[str, Any]) -> float:
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"""
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Args:
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result (str): XML of GNOME Accessibility Tree
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rules (Dict[str, Any]): dict like
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{
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"selectors": list of str as CSS selectors, will be connected by ", "
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to form a composite selector. Only one from `selectors` and
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`xpath` is needed. If both are present, `xpath` takes the
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priority.
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"xpath": str as xpath. Only one from `selectors` and `xpath` is
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needed. If both are present, `xpath` takes the priority.
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"text": str as the expected text content of the selected element.
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"exact": bool specifying whether exact match or fuzzy match should
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be performed. defaults to True
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}
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Returns:
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float
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"""
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at: _Element = lxml.etree.fromstring(result)
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if "xpath" in rules:
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elements: List[_Element] = at.xpath(rules["xpath"], namespaces=_accessibility_ns_map)
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elif "selectors" in rules:
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selector = CSSSelector(", ".join(rules["selectors"]), namespaces=_accessibility_ns_map)
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elements: List[_Element] = selector(at)
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else:
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raise ValueError("At least one of xpath and selectors is required")
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if len(elements)==0:
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return 0.
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if "text" in rules:
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match_func: Callable[[str], Number] = functools.partial( operator.eq if rules["exact"] else fuzz.ratio
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, rules["text"]
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)
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match_score: Number = 0
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for elm in elements:
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match_score = max(match_score, match_func(elm.text or None))
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else:
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match_score = 1.
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return float(match_score)
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