| 1 | // Run: tsx src/__tests__/wails-resize-fix.test.tsx |
| 2 | |
| 3 | import { JSDOM } from "jsdom"; |
| 4 | import React from "react"; |
| 5 | import { act } from "react"; |
| 6 | import { createRoot, type Root } from "react-dom/client"; |
| 7 | import { useWailsResizeFix } from "../lib/useWailsResizeFix"; |
| 8 | |
| 9 | let passed = 0; |
| 10 | let failed = 0; |
| 11 | |
| 12 | function ok(value: boolean, label: string) { |
| 13 | if (value) { |
| 14 | process.stdout.write(` PASS ${label}\n`); |
| 15 | passed += 1; |
| 16 | } else { |
| 17 | process.stdout.write(` FAIL ${label}\n`); |
| 18 | failed += 1; |
| 19 | } |
| 20 | } |
| 21 | |
| 22 | function eq(actual: unknown, expected: unknown, label: string) { |
| 23 | if (actual === expected) { |
| 24 | ok(true, label); |
| 25 | } else { |
| 26 | ok(false, `${label}: expected ${JSON.stringify(expected)}, got ${JSON.stringify(actual)}`); |
| 27 | } |
| 28 | } |
| 29 | |
| 30 | function installDom(): JSDOM { |
| 31 | const dom = new JSDOM("<!doctype html><html><body><div id=\"root\"></div></body></html>", { |
| 32 | pretendToBeVisual: true, |
| 33 | url: "http://localhost/", |
| 34 | }); |
| 35 | (globalThis as typeof globalThis & { IS_REACT_ACT_ENVIRONMENT: boolean }).IS_REACT_ACT_ENVIRONMENT = true; |
| 36 | globalThis.window = dom.window as unknown as Window & typeof globalThis; |
| 37 | globalThis.document = dom.window.document; |
| 38 | Object.defineProperty(globalThis, "navigator", { configurable: true, value: dom.window.navigator }); |
| 39 | globalThis.HTMLElement = dom.window.HTMLElement; |
| 40 | globalThis.MouseEvent = dom.window.MouseEvent; |
| 41 | Object.defineProperty(window, "innerWidth", { configurable: true, value: 100 }); |
| 42 | Object.defineProperty(window, "innerHeight", { configurable: true, value: 80 }); |
| 43 | return dom; |
| 44 | } |
| 45 | |
| 46 | function installWailsFlags(flags?: Partial<NonNullable<Window["wails"]>["flags"]>) { |
| 47 | window.wails = { |
| 48 | Callback: () => undefined, |
| 49 | EventsNotify: () => undefined, |
| 50 | flags: { |
| 51 | enableResize: true, |
| 52 | resizeEdge: undefined, |
| 53 | borderThickness: 6, |
| 54 | defaultCursor: null, |
| 55 | cssDragProperty: "--wails-draggable", |
| 56 | cssDragValue: "drag", |
| 57 | cssDropProperty: "--wails-drop-target", |
| 58 | cssDropValue: "drop", |
| 59 | shouldDrag: false, |
| 60 | deferDragToMouseMove: false, |
| 61 | disableScrollbarDrag: false, |
| 62 | disableDefaultContextMenu: false, |
| 63 | enableWailsDragAndDrop: false, |
| 64 | ...flags, |
| 65 | }, |
| 66 | }; |
| 67 | } |
| 68 | |
| 69 | function Harness({ enabled, maximised }: { enabled: boolean; maximised: boolean }) { |
| 70 | useWailsResizeFix(enabled, maximised); |
| 71 | return null; |
| 72 | } |
| 73 | |
| 74 | async function renderHarness(root: Root, enabled: boolean, maximised = false) { |
| 75 | await act(async () => { |
| 76 | root.render(<Harness enabled={enabled} maximised={maximised} />); |
| 77 | }); |
| 78 | } |
| 79 | |
| 80 | async function unmount(root: Root) { |
| 81 | await act(async () => { |
| 82 | root.unmount(); |
| 83 | }); |
| 84 | } |
| 85 | |
| 86 | console.log("\nwails resize fix"); |
| 87 | |
| 88 | { |
| 89 | const dom = installDom(); |
| 90 | installWailsFlags({ enableResize: true, resizeEdge: "n-resize" }); |
| 91 | const root = createRoot(document.getElementById("root")!); |
| 92 | |
| 93 | await renderHarness(root, false, true); |
| 94 | window.dispatchEvent(new MouseEvent("mousemove", { clientX: 97, clientY: 40 })); |
| 95 | eq(window.wails?.flags.enableResize, true, "disabled hook leaves Wails resize enabled"); |
| 96 | eq(window.wails?.flags.resizeEdge, "n-resize", "disabled hook leaves resize edge unchanged"); |
| 97 | |
| 98 | await unmount(root); |
| 99 | dom.window.close(); |
| 100 | } |
| 101 | |
| 102 | { |
| 103 | const dom = installDom(); |
| 104 | document.documentElement.style.cursor = "grab"; |
| 105 | installWailsFlags({ enableResize: true, resizeEdge: "n-resize" }); |
| 106 | const root = createRoot(document.getElementById("root")!); |
| 107 | |
| 108 | await renderHarness(root, true); |
| 109 | eq(window.wails?.flags.enableResize, false, "enabled hook disables Wails built-in mousemove resize"); |
| 110 | |
| 111 | window.dispatchEvent(new MouseEvent("mousemove", { clientX: 97, clientY: 40 })); |
| 112 | eq(window.wails?.flags.resizeEdge, "e-resize", "enabled hook detects right edge using innerWidth CSS pixels"); |
| 113 | eq(document.documentElement.style.cursor, "e-resize", "enabled hook mirrors detected edge cursor"); |
| 114 | |
| 115 | await unmount(root); |
| 116 | eq(window.wails?.flags.enableResize, true, "cleanup restores previous enableResize"); |
| 117 | eq(window.wails?.flags.resizeEdge, "n-resize", "cleanup restores previous resizeEdge"); |
| 118 | eq(document.documentElement.style.cursor, "grab", "cleanup restores previous cursor"); |
| 119 | |
| 120 | dom.window.close(); |
| 121 | } |
| 122 | |
| 123 | { |
| 124 | const dom = installDom(); |
| 125 | document.documentElement.style.cursor = "n-resize"; |
| 126 | installWailsFlags({ enableResize: true, resizeEdge: undefined, defaultCursor: null }); |
| 127 | const root = createRoot(document.getElementById("root")!); |
| 128 | |
| 129 | await renderHarness(root, true, true); |
| 130 | eq(window.wails?.flags.resizeEdge, undefined, "maximised startup clears an absent resize edge safely"); |
| 131 | eq(document.documentElement.style.cursor, "default", "maximised startup replaces a stale resize cursor"); |
| 132 | |
| 133 | await unmount(root); |
| 134 | dom.window.close(); |
| 135 | } |
| 136 | |
| 137 | { |
| 138 | const dom = installDom(); |
| 139 | document.documentElement.style.cursor = "e-resize"; |
| 140 | installWailsFlags({ enableResize: true, resizeEdge: "e-resize", defaultCursor: "grab" }); |
| 141 | const root = createRoot(document.getElementById("root")!); |
| 142 | |
| 143 | await renderHarness(root, true, true); |
| 144 | eq(window.wails?.flags.resizeEdge, undefined, "maximised startup clears a stale resize edge"); |
| 145 | eq(document.documentElement.style.cursor, "grab", "maximised startup restores Wails' remembered cursor"); |
| 146 | |
| 147 | await unmount(root); |
| 148 | dom.window.close(); |
| 149 | } |
| 150 | |
| 151 | { |
| 152 | const dom = installDom(); |
| 153 | Object.defineProperty(window, "outerWidth", { configurable: true, value: 104 }); |
| 154 | Object.defineProperty(window, "outerHeight", { configurable: true, value: 84 }); |
| 155 | Object.defineProperty(window.screen, "availWidth", { configurable: true, value: 100 }); |
| 156 | Object.defineProperty(window.screen, "availHeight", { configurable: true, value: 80 }); |
| 157 | installWailsFlags({ enableResize: true, resizeEdge: undefined }); |
| 158 | const root = createRoot(document.getElementById("root")!); |
| 159 | |
| 160 | await renderHarness(root, true, false); |
| 161 | window.dispatchEvent(new MouseEvent("mousemove", { clientX: 97, clientY: 40 })); |
| 162 | eq(window.wails?.flags.resizeEdge, "e-resize", "near-full-size normal window keeps edge resizing"); |
| 163 | |
| 164 | await unmount(root); |
| 165 | dom.window.close(); |
| 166 | } |
| 167 | |
| 168 | { |
| 169 | const dom = installDom(); |
| 170 | installWailsFlags({ enableResize: true, resizeEdge: undefined }); |
| 171 | const root = createRoot(document.getElementById("root")!); |
| 172 | |
| 173 | await renderHarness(root, true, false); |
| 174 | window.dispatchEvent(new MouseEvent("mousemove", { clientX: 97, clientY: 40 })); |
| 175 | eq(window.wails?.flags.resizeEdge, "e-resize", "normal window detects the resize edge"); |
| 176 | |
| 177 | await renderHarness(root, true, true); |
| 178 | eq(window.wails?.flags.resizeEdge, undefined, "maximise transition clears the resize edge immediately"); |
| 179 | eq(document.documentElement.style.cursor, "default", "maximise transition restores the cursor"); |
| 180 | |
| 181 | await renderHarness(root, true, false); |
| 182 | window.dispatchEvent(new MouseEvent("mousemove", { clientX: 97, clientY: 40 })); |
| 183 | eq(window.wails?.flags.resizeEdge, "e-resize", "restore transition re-enables edge resizing"); |
| 184 | |
| 185 | await unmount(root); |
| 186 | dom.window.close(); |
| 187 | } |
| 188 | |
| 189 | console.log(`\n${passed} passed, ${failed} failed, ${passed + failed} total`); |
| 190 | if (failed > 0) process.exit(1); |
| 191 |