feat: publish Regex Tools 0.2.0

2026-07-27 01:06:57 +02:00
parent 873b9b218d
commit 4951c966d4
180 changed files with 35344 additions and 503 deletions
--- a/tests/browser/generation.spec.ts
+++ b/tests/browser/generation.spec.ts
@@ -0,0 +1,125 @@
+/// <reference types="node" />
+
+import { expect, test, type Page } from "@playwright/test";
+import { readFile } from "node:fs/promises";
+
+async function setEditor(page: Page, testId: string, value: string) {
+  await page.getByTestId(testId).locator(".cm-content").fill(value);
+}
+
+async function waitForSyntax(page: Page) {
+  await expect(
+    page.getByRole("button", { name: "Run", exact: true }),
+  ).toBeEnabled({ timeout: 15_000 });
+}
+
+test("deterministic generated cases are actual-engine verified and retain seed provenance", async ({
+  page,
+}) => {
+  const pageErrors: string[] = [];
+  page.on("pageerror", (error) => pageErrors.push(error.message));
+  await page.goto("./");
+  await page.getByLabel("Live").uncheck();
+  await setEditor(
+    page,
+    "editor-regular-expression-pattern",
+    "^(cat|dog)s{0,2}[A-Z]$",
+  );
+  await waitForSyntax(page);
+
+  await page
+    .getByRole("button", { name: "Generate cases", exact: true })
+    .click();
+  const dialog = page.getByRole("dialog", {
+    name: "Generated test cases",
+  });
+  await expect(dialog).toBeVisible();
+  await expect(dialog).toBeInViewport();
+  await dialog
+    .getByRole("textbox", { name: "Deterministic seed" })
+    .fill("browser-seed-42");
+  await dialog.getByRole("spinbutton", { name: "Seeded variants" }).fill("4");
+  await dialog.getByRole("button", { name: "Generate & verify" }).click();
+
+  const summary = dialog.getByRole("region", {
+    name: "Generation summary",
+  });
+  await expect(summary).toContainText("Native ECMAScript RegExp", {
+    timeout: 15_000,
+  });
+  await expect(summary).toContainText("browser-seed-42");
+  const coverage = dialog.locator(".generation-coverage");
+  await expect(
+    coverage.getByText("alternative coverage", { exact: true }),
+  ).toBeVisible();
+  await expect(
+    coverage.getByText("quantifier boundary", { exact: true }),
+  ).toBeVisible();
+  await expect(dialog.locator(".generated-case-list li").first()).toBeVisible();
+  await expect(
+    dialog.getByText("actual engine verified").first(),
+  ).toBeVisible();
+  await expect(dialog.getByText(/should match/u).first()).toBeVisible();
+  await expect(dialog.getByText(/should not match/u).first()).toBeVisible();
+
+  await dialog.getByRole("button", { name: "Add selected to tests" }).click();
+  await expect(dialog).toContainText(
+    /Added \d+ generated cases to the unit-test suite with seed provenance/u,
+  );
+  await dialog
+    .getByRole("button", { name: "Close generated test cases" })
+    .click();
+
+  await page.getByRole("button", { name: "Unit tests", exact: true }).click();
+  await expect(page.locator(".test-list li").first()).toContainText(
+    "generated · seed browser-seed-42",
+  );
+  await page
+    .getByRole("checkbox", { name: "Include subjects in JSON" })
+    .check();
+  const downloadPromise = page.waitForEvent("download");
+  await page.getByRole("button", { name: "Export JSON" }).click();
+  const download = await downloadPromise;
+  const path = await download.path();
+  if (!path) throw new Error("Generated test-suite download path unavailable");
+  const suite = JSON.parse(await readFile(path, "utf8")) as {
+    readonly tests: readonly {
+      readonly subject: string;
+      readonly generation?: {
+        readonly seed?: string;
+        readonly generatorId?: string;
+      };
+    }[];
+  };
+  expect(
+    suite.tests.some(
+      (candidate) =>
+        candidate.subject.length > 0 &&
+        candidate.generation?.seed === "browser-seed-42" &&
+        candidate.generation.generatorId === "regex-tools-ast-cases",
+    ),
+  ).toBe(true);
+  expect(pageErrors).toEqual([]);
+});
+
+test("PCRE2 reports generated cases unavailable instead of reusing ECMAScript semantics", async ({
+  page,
+}) => {
+  await page.goto("./");
+  await page.getByLabel("Live").uncheck();
+  await page.getByRole("combobox", { name: "Flavour" }).selectOption("pcre2");
+  await waitForSyntax(page);
+  await page
+    .getByRole("button", { name: "Generate cases", exact: true })
+    .click();
+
+  const dialog = page.getByRole("dialog", {
+    name: "Generated test cases",
+  });
+  await expect(dialog).toContainText(
+    "current PCRE2 syntax provider is intentionally partial",
+  );
+  await expect(
+    dialog.getByRole("button", { name: "Generate & verify" }),
+  ).toHaveCount(0);
+});