diff options
Diffstat (limited to 'graph/test_browser.py')
| -rw-r--r-- | graph/test_browser.py | 22 |
1 files changed, 16 insertions, 6 deletions
diff --git a/graph/test_browser.py b/graph/test_browser.py index 52cb5fa6..aa1015e1 100644 --- a/graph/test_browser.py +++ b/graph/test_browser.py @@ -45,14 +45,23 @@ def check(chapter, browser_name): page = browser.new_page(viewport={"width": 1400, "height": 1000}) errors = [] page.on("pageerror", lambda error: errors.append(str(error))) + def step(button): + # Structural edits have gather/rewrite/release stages; + # this smoke check visits the next stable snapshot. + for _ in range(3): + page.locator(button).click() + page.wait_for_function("!rendering && !stepping") + if page.evaluate("!peep"): + return + raise AssertionError("Peephole did not reach a stable frame") page.goto(url) page.wait_for_function("done && current === 0 && !rendering", timeout=15000) assert page.locator("#graph svg g.node").count() > 0 assert page.locator("#doPrev").is_disabled() if number > 1: - page.locator("#doNext").click() + step("#doNext") page.wait_for_function("current === 1 && !rendering") - page.locator("#doPrev").click() + step("#doPrev") page.wait_for_function("current === 0 && !rendering") sources = (("return 1;", "return 2;") if number == 1 else ("return 1 + 2;", "return 3 * 4;") if number == 2 else @@ -70,11 +79,12 @@ def check(chapter, browser_name): # Later chapters also parse library code. Sample long histories. steps = (range(1, total) if total <= 100 else sorted({1, total // 4, total // 2, 3 * total // 4, total - 2, total - 1})) + steps = sorted(set(page.evaluate("xs => xs.map(stable)", list(steps))) - {0}) print(chapter, total, "frames captured; rendering", len(steps) + 1, flush=True) prev = 0 for index in steps: - if index == prev + 1: - page.locator("#doNext").click() + if index == page.evaluate("i => nextFrame(i,1)", prev): + step("#doNext") else: page.evaluate("index => render(index)", index) page.wait_for_function("index => current === index && !rendering", arg=index) @@ -90,9 +100,9 @@ def check(chapter, browser_name): renderer.select(pickId); layout.run = () => { throw new Error('Cached frame was laid out again'); }; }""") - page.locator("#doPrev").click() + step("#doPrev") page.wait_for_function("index => current === index && !rendering", arg=total - 2) - page.locator("#doNext").click() + step("#doNext") page.wait_for_function("index => current === index && !rendering", arg=total - 1) assert page.evaluate("frames[current].layout === lastLayout && renderer.pick === pickId") page.evaluate("delete layout.run") |