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240 lines
8.0 KiB
240 lines
8.0 KiB
from pathlib import Path
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from typing import Any
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import dominate
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import dominate.tags as t
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from dominate.tags import a, h1, hr, i, p, table, td, th, tr
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from ..common import (
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UI_TESTS_DIR,
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FixturesType,
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get_screen_path,
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screens_and_hashes,
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screens_diff,
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)
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from . import download, html
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HERE = Path(__file__).resolve().parent
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STYLE = (HERE / "testreport.css").read_text()
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SCRIPT = (HERE / "testreport.js").read_text()
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GIF_SCRIPT = (HERE / "create-gif.js").read_text()
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REPORTS_PATH = UI_TESTS_DIR / "reports"
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# Saving the master screens on disk not to fetch them all the time
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MASTER_CACHE_DIR = HERE / "master_cache"
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if not MASTER_CACHE_DIR.exists():
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MASTER_CACHE_DIR.mkdir()
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def generate_master_diff_report(
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diff_tests: dict[str, tuple[str, str]], base_dir: Path
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) -> None:
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unique_differing_screens = _get_unique_differing_screens(diff_tests, base_dir)
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_differing_screens_report(unique_differing_screens, base_dir)
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def get_diff(
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current: FixturesType, print_to_console: bool = False
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) -> tuple[dict[str, str], dict[str, str], dict[str, tuple[str, str]]]:
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master = _get_preprocessed_master_fixtures()
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removed = {}
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added = {}
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diff = {}
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for model in master.keys() | current.keys():
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master_groups = master.get(model, {})
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current_groups = current.get(model, {})
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for group in master_groups.keys() | current_groups.keys():
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master_tests = master_groups.get(group, {})
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current_tests = current_groups.get(group, {})
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def testname(test: str) -> str:
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assert test.startswith(model + "_")
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test = test[len(model) + 1 :]
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return f"{model}-{group}-{test}"
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# removed items
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removed_here = {
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testname(test): master_tests[test]
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for test in (master_tests.keys() - current_tests.keys())
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}
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# added items
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added_here = {
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testname(test): current_tests[test]
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for test in (current_tests.keys() - master_tests.keys())
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}
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# create the diff from items in both branches
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diff_here = {}
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for master_test, master_hash in master_tests.items():
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full_test_name = testname(master_test)
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if full_test_name in removed_here:
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continue
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if current_tests.get(master_test) == master_hash:
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continue
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diff_here[full_test_name] = (
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master_tests[master_test],
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current_tests[master_test],
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)
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removed.update(removed_here)
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added.update(added_here)
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diff.update(diff_here)
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if print_to_console:
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print(f"{model} {group}")
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print(f" removed: {len(removed_here)}")
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print(f" added: {len(added_here)}")
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print(f" diff: {len(diff_here)}")
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return removed, added, diff
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def document(
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title: str,
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actual_hash: str | None = None,
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index: bool = False,
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model: str | None = None,
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) -> dominate.document:
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doc = dominate.document(title=title)
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style = t.style()
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style.add_raw_string(STYLE)
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script = t.script()
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script.add_raw_string(GIF_SCRIPT)
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script.add_raw_string(SCRIPT)
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doc.head.add(style, script)
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if actual_hash is not None:
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doc.body["data-actual-hash"] = actual_hash
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if index:
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doc.body["data-index"] = True
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if model:
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doc.body["class"] = f"model-{model}"
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return doc
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def _preprocess_master_compat(master_fixtures: dict[str, Any]) -> FixturesType:
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if all(isinstance(v, str) for v in master_fixtures.values()):
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# old format, convert to new format
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new_fixtures = {}
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for key, val in master_fixtures.items():
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model, _test = key.split("_", maxsplit=1)
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groups_by_model = new_fixtures.setdefault(model, {})
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default_group = groups_by_model.setdefault("device_tests", {})
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default_group[key] = val
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return FixturesType(new_fixtures)
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else:
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return FixturesType(master_fixtures)
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def _get_preprocessed_master_fixtures() -> FixturesType:
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return _preprocess_master_compat(download.fetch_fixtures_master())
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def _create_testcase_html_diff_file(
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zipped_screens: list[tuple[str | None, str | None]],
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test_name: str,
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master_hash: str,
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current_hash: str,
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base_dir: Path,
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) -> Path:
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doc = document(title=test_name, model=test_name[:2])
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with doc:
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h1(test_name)
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p("This UI test differs from master.", style="color: grey; font-weight: bold;")
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with table():
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with tr():
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td("Master:")
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td(master_hash, style="color: red;")
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with tr():
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td("Current:")
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td(current_hash, style="color: green;")
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hr()
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with table(border=1, width=600):
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with tr():
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th("Master")
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th("Current branch")
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html.diff_table(zipped_screens, base_dir / "diff")
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return html.write(base_dir / "diff", doc, test_name + ".html")
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def _differing_screens_report(
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unique_differing_screens: dict[tuple[str | None, str | None], str], base_dir: Path
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) -> None:
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try:
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model = next(iter(unique_differing_screens.values()))[:2]
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except StopIteration:
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model = ""
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doc = document(title="Master differing screens", model=model)
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with doc:
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with table(border=1, width=600):
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with tr():
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th("Expected")
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th("Actual")
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th("Testcase (link)")
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for (master, current), testcase in unique_differing_screens.items():
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with tr(bgcolor="red"):
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html.image_column(master, base_dir)
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html.image_column(current, base_dir)
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with td():
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with a(href=f"diff/{testcase}.html"):
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i(testcase)
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html.write(base_dir, doc, "master_diff.html")
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def _get_unique_differing_screens(
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diff_tests: dict[str, tuple[str, str]], base_dir: Path
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) -> dict[tuple[str | None, str | None], str]:
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# Holding unique screen differences, connected with a certain testcase
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# Used for diff report
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unique_differing_screens: dict[tuple[str | None, str | None], str] = {}
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for test_name, (master_hash, current_hash) in diff_tests.items():
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# Downloading master recordings only if we do not have them already
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master_screens_path = MASTER_CACHE_DIR / master_hash
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if not master_screens_path.exists():
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master_screens_path.mkdir()
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try:
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download.fetch_recorded(master_hash, master_screens_path)
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except RuntimeError as e:
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print("WARNING:", e)
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current_screens_path = get_screen_path(test_name)
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if not current_screens_path:
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current_screens_path = MASTER_CACHE_DIR / "empty_current_screens"
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current_screens_path.mkdir()
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# Saving all the images to a common directory
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# They will be referenced from the HTML files
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master_screens, master_hashes = screens_and_hashes(master_screens_path)
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current_screens, current_hashes = screens_and_hashes(current_screens_path)
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html.store_images(master_screens, master_hashes)
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html.store_images(current_screens, current_hashes)
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# List of tuples of master and current screens
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# Useful for both testcase HTML report and the differing screen report
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zipped_screens = list(screens_diff(master_hashes, current_hashes))
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# Create testcase HTML report
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_create_testcase_html_diff_file(
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zipped_screens, test_name, master_hash, current_hash, base_dir
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)
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# Save differing screens for differing screens report
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for master, current in zipped_screens:
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if master != current:
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unique_differing_screens[(master, current)] = test_name
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return unique_differing_screens
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