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fb4d8fe | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 | import { afterEach, describe, expect, it, vi } from "vitest";
vi.mock("playwright-core", () => ({
chromium: {
connectOverCDP: vi.fn(),
},
}));
type FakeSession = {
send: ReturnType<typeof vi.fn>;
detach: ReturnType<typeof vi.fn>;
};
function createPage(opts: { targetId: string; snapshotFull?: string; hasSnapshotForAI?: boolean }) {
const session: FakeSession = {
send: vi.fn().mockResolvedValue({
targetInfo: { targetId: opts.targetId },
}),
detach: vi.fn().mockResolvedValue(undefined),
};
const context = {
newCDPSession: vi.fn().mockResolvedValue(session),
};
const click = vi.fn().mockResolvedValue(undefined);
const dblclick = vi.fn().mockResolvedValue(undefined);
const fill = vi.fn().mockResolvedValue(undefined);
const locator = vi.fn().mockReturnValue({ click, dblclick, fill });
const page = {
context: () => context,
locator,
on: vi.fn(),
...(opts.hasSnapshotForAI === false
? {}
: {
_snapshotForAI: vi.fn().mockResolvedValue({ full: opts.snapshotFull ?? "SNAP" }),
}),
};
return { page, session, locator, click, fill };
}
function createBrowser(pages: unknown[]) {
const ctx = {
pages: () => pages,
on: vi.fn(),
};
return {
contexts: () => [ctx],
on: vi.fn(),
close: vi.fn().mockResolvedValue(undefined),
};
}
async function importModule() {
return await import("./pw-ai.js");
}
afterEach(async () => {
const mod = await importModule();
await mod.closePlaywrightBrowserConnection();
vi.clearAllMocks();
});
describe("pw-ai", () => {
it("captures an ai snapshot via Playwright for a specific target", async () => {
const { chromium } = await import("playwright-core");
const p1 = createPage({ targetId: "T1", snapshotFull: "ONE" });
const p2 = createPage({ targetId: "T2", snapshotFull: "TWO" });
const browser = createBrowser([p1.page, p2.page]);
(chromium.connectOverCDP as unknown as ReturnType<typeof vi.fn>).mockResolvedValue(browser);
const mod = await importModule();
const res = await mod.snapshotAiViaPlaywright({
cdpUrl: "http://127.0.0.1:18792",
targetId: "T2",
});
expect(res.snapshot).toBe("TWO");
expect(p1.session.detach).toHaveBeenCalledTimes(1);
expect(p2.session.detach).toHaveBeenCalledTimes(1);
});
it("registers aria refs from ai snapshots for act commands", async () => {
const { chromium } = await import("playwright-core");
const snapshot = ['- button "OK" [ref=e1]', '- link "Docs" [ref=e2]'].join("\n");
const p1 = createPage({ targetId: "T1", snapshotFull: snapshot });
const browser = createBrowser([p1.page]);
(chromium.connectOverCDP as unknown as ReturnType<typeof vi.fn>).mockResolvedValue(browser);
const mod = await importModule();
const res = await mod.snapshotAiViaPlaywright({
cdpUrl: "http://127.0.0.1:18792",
targetId: "T1",
});
expect(res.refs).toMatchObject({
e1: { role: "button", name: "OK" },
e2: { role: "link", name: "Docs" },
});
await mod.clickViaPlaywright({
cdpUrl: "http://127.0.0.1:18792",
targetId: "T1",
ref: "e1",
});
expect(p1.locator).toHaveBeenCalledWith("aria-ref=e1");
expect(p1.click).toHaveBeenCalledTimes(1);
});
it("truncates oversized snapshots", async () => {
const { chromium } = await import("playwright-core");
const longSnapshot = "A".repeat(20);
const p1 = createPage({ targetId: "T1", snapshotFull: longSnapshot });
const browser = createBrowser([p1.page]);
(chromium.connectOverCDP as unknown as ReturnType<typeof vi.fn>).mockResolvedValue(browser);
const mod = await importModule();
const res = await mod.snapshotAiViaPlaywright({
cdpUrl: "http://127.0.0.1:18792",
targetId: "T1",
maxChars: 10,
});
expect(res.truncated).toBe(true);
expect(res.snapshot.startsWith("AAAAAAAAAA")).toBe(true);
expect(res.snapshot).toContain("TRUNCATED");
});
it("clicks a ref using aria-ref locator", async () => {
const { chromium } = await import("playwright-core");
const p1 = createPage({ targetId: "T1" });
const browser = createBrowser([p1.page]);
(chromium.connectOverCDP as unknown as ReturnType<typeof vi.fn>).mockResolvedValue(browser);
const mod = await importModule();
await mod.clickViaPlaywright({
cdpUrl: "http://127.0.0.1:18792",
targetId: "T1",
ref: "76",
});
expect(p1.locator).toHaveBeenCalledWith("aria-ref=76");
expect(p1.click).toHaveBeenCalledTimes(1);
});
it("fails with a clear error when _snapshotForAI is missing", async () => {
const { chromium } = await import("playwright-core");
const p1 = createPage({ targetId: "T1", hasSnapshotForAI: false });
const browser = createBrowser([p1.page]);
(chromium.connectOverCDP as unknown as ReturnType<typeof vi.fn>).mockResolvedValue(browser);
const mod = await importModule();
await expect(
mod.snapshotAiViaPlaywright({
cdpUrl: "http://127.0.0.1:18792",
targetId: "T1",
}),
).rejects.toThrow(/_snapshotForAI/i);
});
it("reuses the CDP connection for repeated calls", async () => {
const { chromium } = await import("playwright-core");
const p1 = createPage({ targetId: "T1", snapshotFull: "ONE" });
const browser = createBrowser([p1.page]);
const connect = vi.spyOn(chromium, "connectOverCDP");
connect.mockResolvedValue(browser);
const mod = await importModule();
await mod.snapshotAiViaPlaywright({
cdpUrl: "http://127.0.0.1:18792",
targetId: "T1",
});
await mod.clickViaPlaywright({
cdpUrl: "http://127.0.0.1:18792",
targetId: "T1",
ref: "1",
});
expect(connect).toHaveBeenCalledTimes(1);
});
});
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