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| 1 | +import AxeBuilder from "@axe-core/playwright"; |
| 2 | +import { expect, test } from "@playwright/test"; |
| 3 | + |
| 4 | +const SEVERE_IMPACTS = ["serious", "critical"]; |
| 5 | +const SAMPLE = '{\n "a": 1,\n "b": {\n "c": 2\n }\n}'; |
| 6 | + |
| 7 | +test.describe("json studio", () => { |
| 8 | + test("route loads with an empty, ready state", async ({ page }) => { |
| 9 | + await page.goto("/tools/json-studio"); |
| 10 | + |
| 11 | + await expect(page.locator("h1")).toHaveText("JSON Studio"); |
| 12 | + await expect(page.locator("#json-studio-editor")).toHaveValue(""); |
| 13 | + await expect(page.getByRole("status")).toHaveText("Ready"); |
| 14 | + await expect( |
| 15 | + page.getByText("Your JSON structure will appear here."), |
| 16 | + ).toBeVisible(); |
| 17 | + }); |
| 18 | + |
| 19 | + test("loading the example produces valid JSON and a tree", async ({ |
| 20 | + page, |
| 21 | + }) => { |
| 22 | + await page.goto("/tools/json-studio"); |
| 23 | + |
| 24 | + await page.getByRole("button", { name: "Load example" }).click(); |
| 25 | + |
| 26 | + await expect(page.getByRole("status")).toHaveText("Valid JSON"); |
| 27 | + await expect(page.getByText(/Object · \d+ keys · Depth \d+/)).toBeVisible(); |
| 28 | + await expect( |
| 29 | + page.getByRole("button", { name: "Collapse root" }), |
| 30 | + ).toBeVisible(); |
| 31 | + }); |
| 32 | + |
| 33 | + test("format pretty-prints and minify compacts", async ({ page }) => { |
| 34 | + await page.goto("/tools/json-studio"); |
| 35 | + await page.fill("#json-studio-editor", '{"a":1,"b":{"c":2}}'); |
| 36 | + |
| 37 | + await page.getByRole("button", { name: "Format" }).click(); |
| 38 | + await expect(page.locator("#json-studio-editor")).toHaveValue(SAMPLE); |
| 39 | + |
| 40 | + await page.getByRole("button", { name: "Minify" }).click(); |
| 41 | + await expect(page.locator("#json-studio-editor")).toHaveValue( |
| 42 | + '{"a":1,"b":{"c":2}}', |
| 43 | + ); |
| 44 | + }); |
| 45 | + |
| 46 | + test("invalid JSON is rejected without destroying the source", async ({ |
| 47 | + page, |
| 48 | + }) => { |
| 49 | + await page.goto("/tools/json-studio"); |
| 50 | + const invalid = '{"a": 1, "b": }'; |
| 51 | + |
| 52 | + await page.fill("#json-studio-editor", invalid); |
| 53 | + |
| 54 | + await expect(page.getByRole("status")).toHaveText("Invalid JSON"); |
| 55 | + await expect(page.locator("#json-studio-editor")).toHaveValue(invalid); |
| 56 | + await expect( |
| 57 | + page.getByText("Fix the JSON syntax to explore its structure."), |
| 58 | + ).toBeVisible(); |
| 59 | + await expect(page.getByRole("button", { name: "Format" })).toBeDisabled(); |
| 60 | + await expect(page.getByRole("button", { name: "Download" })).toBeDisabled(); |
| 61 | + }); |
| 62 | + |
| 63 | + test("clearing resets editor, status and tree", async ({ page }) => { |
| 64 | + await page.goto("/tools/json-studio"); |
| 65 | + await page.getByRole("button", { name: "Load example" }).click(); |
| 66 | + |
| 67 | + await page.getByRole("button", { name: "Clear" }).click(); |
| 68 | + |
| 69 | + await expect(page.locator("#json-studio-editor")).toHaveValue(""); |
| 70 | + await expect(page.getByRole("status")).toHaveText("Ready"); |
| 71 | + await expect( |
| 72 | + page.getByText("Your JSON structure will appear here."), |
| 73 | + ).toBeVisible(); |
| 74 | + }); |
| 75 | + |
| 76 | + test("copying the content exposes a success state", async ({ page }) => { |
| 77 | + await page.addInitScript(() => { |
| 78 | + (window as unknown as { __copied: string[] }).__copied = []; |
| 79 | + Object.defineProperty(navigator, "clipboard", { |
| 80 | + configurable: true, |
| 81 | + value: { |
| 82 | + writeText: (text: string) => { |
| 83 | + (window as unknown as { __copied: string[] }).__copied.push(text); |
| 84 | + return Promise.resolve(); |
| 85 | + }, |
| 86 | + }, |
| 87 | + }); |
| 88 | + }); |
| 89 | + await page.goto("/tools/json-studio"); |
| 90 | + await page.fill("#json-studio-editor", '{"a":1}'); |
| 91 | + |
| 92 | + await page.getByRole("button", { name: "Copy" }).click(); |
| 93 | + |
| 94 | + await expect(page.getByRole("button", { name: "Copied" })).toBeVisible(); |
| 95 | + const copied = await page.evaluate( |
| 96 | + () => (window as unknown as { __copied: string[] }).__copied, |
| 97 | + ); |
| 98 | + expect(copied).toEqual(['{"a":1}']); |
| 99 | + }); |
| 100 | + |
| 101 | + test("opening a local file loads, validates and updates the tree", async ({ |
| 102 | + page, |
| 103 | + }) => { |
| 104 | + await page.goto("/tools/json-studio"); |
| 105 | + |
| 106 | + await page.getByLabel("Open a JSON file").setInputFiles({ |
| 107 | + name: "sample.json", |
| 108 | + mimeType: "application/json", |
| 109 | + buffer: Buffer.from('{"fromFile":true}'), |
| 110 | + }); |
| 111 | + |
| 112 | + await expect(page.locator("#json-studio-editor")).toHaveValue( |
| 113 | + '{"fromFile":true}', |
| 114 | + ); |
| 115 | + await expect(page.getByRole("status")).toHaveText("Valid JSON"); |
| 116 | + }); |
| 117 | + |
| 118 | + test("downloading valid JSON triggers a .json file with the formatted content", async ({ |
| 119 | + page, |
| 120 | + }) => { |
| 121 | + await page.goto("/tools/json-studio"); |
| 122 | + await page.fill("#json-studio-editor", '{"a":1}'); |
| 123 | + |
| 124 | + const [download] = await Promise.all([ |
| 125 | + page.waitForEvent("download"), |
| 126 | + page.getByRole("button", { name: "Download" }).click(), |
| 127 | + ]); |
| 128 | + |
| 129 | + expect(download.suggestedFilename()).toBe("data.json"); |
| 130 | + }); |
| 131 | + |
| 132 | + test("mobile viewport has no horizontal overflow", async ({ page }) => { |
| 133 | + await page.setViewportSize({ width: 375, height: 812 }); |
| 134 | + await page.goto("/tools/json-studio"); |
| 135 | + |
| 136 | + const hasOverflow = await page.evaluate( |
| 137 | + () => |
| 138 | + document.documentElement.scrollWidth > |
| 139 | + document.documentElement.clientWidth + 1, |
| 140 | + ); |
| 141 | + expect(hasOverflow).toBe(false); |
| 142 | + }); |
| 143 | + |
| 144 | + test("has no serious/critical axe violations", async ({ page }) => { |
| 145 | + await page.goto("/tools/json-studio"); |
| 146 | + await page.getByRole("button", { name: "Load example" }).click(); |
| 147 | + |
| 148 | + const results = await new AxeBuilder({ page }).analyze(); |
| 149 | + const severe = results.violations.filter((v) => |
| 150 | + SEVERE_IMPACTS.includes(v.impact ?? ""), |
| 151 | + ); |
| 152 | + |
| 153 | + expect( |
| 154 | + severe, |
| 155 | + severe |
| 156 | + .map((v) => `${v.id}: ${v.description} (${v.nodes.length} node(s))`) |
| 157 | + .join("\n"), |
| 158 | + ).toEqual([]); |
| 159 | + }); |
| 160 | +}); |
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