| 1 | /** |
| 2 | * Copyright (c) Meta Platforms, Inc. and affiliates. |
| 3 | * |
| 4 | * This source code is licensed under the MIT license found in the |
| 5 | * LICENSE file in the root directory of this source tree. |
| 6 | * |
| 7 | * @flow |
| 8 | */ |
| 9 | |
| 10 | describe('Store (legacy)', () => { |
| 11 | let React; |
| 12 | let ReactDOM; |
| 13 | let store; |
| 14 | const act = (callback: Function) => { |
| 15 | callback(); |
| 16 | jest.runAllTimers(); // Flush Bridge operations |
| 17 | }; |
| 18 | beforeEach(() => { |
| 19 | store = global.store; |
| 20 | |
| 21 | // Redirect all React/ReactDOM requires to the v15 UMD. |
| 22 | // We use the UMD because Jest doesn't enable us to mock deep imports (e.g. "react/lib/Something"). |
| 23 | jest.mock('react', () => jest.requireActual('react-15/dist/react.js')); |
| 24 | jest.mock('react-dom', () => |
| 25 | jest.requireActual('react-dom-15/dist/react-dom.js'), |
| 26 | ); |
| 27 | React = require('react'); |
| 28 | ReactDOM = require('react-dom'); |
| 29 | }); |
| 30 | it('should not allow a root node to be collapsed', () => { |
| 31 | const Component = () => React.createElement('div', null, 'Hi'); |
| 32 | act(() => |
| 33 | ReactDOM.render( |
| 34 | React.createElement(Component, { |
| 35 | count: 4, |
| 36 | }), |
| 37 | document.createElement('div'), |
| 38 | ), |
| 39 | ); |
| 40 | expect(store).toMatchInlineSnapshot(` |
| 41 | [root] |
| 42 | ▾ <Component> |
| 43 | <div> |
| 44 | `); |
| 45 | expect(store.roots).toHaveLength(1); |
| 46 | const rootID = store.roots[0]; |
| 47 | expect(() => store.toggleIsCollapsed(rootID, true)).toThrow( |
| 48 | 'Root nodes cannot be collapsed', |
| 49 | ); |
| 50 | }); |
| 51 | describe('collapseNodesByDefault:false', () => { |
| 52 | beforeEach(() => { |
| 53 | store.collapseNodesByDefault = false; |
| 54 | }); |
| 55 | it('should support mount and update operations', () => { |
| 56 | const Grandparent = ({count}) => |
| 57 | React.createElement( |
| 58 | 'div', |
| 59 | null, |
| 60 | React.createElement(Parent, { |
| 61 | count: count, |
| 62 | }), |
| 63 | React.createElement(Parent, { |
| 64 | count: count, |
| 65 | }), |
| 66 | ); |
| 67 | const Parent = ({count}) => |
| 68 | React.createElement( |
| 69 | 'div', |
| 70 | null, |
| 71 | new Array(count).fill(true).map((_, index) => |
| 72 | React.createElement(Child, { |
| 73 | key: index, |
| 74 | }), |
| 75 | ), |
| 76 | ); |
| 77 | const Child = () => React.createElement('div', null, 'Hi!'); |
| 78 | const container = document.createElement('div'); |
| 79 | act(() => |
| 80 | ReactDOM.render( |
| 81 | React.createElement(Grandparent, { |
| 82 | count: 4, |
| 83 | }), |
| 84 | container, |
| 85 | ), |
| 86 | ); |
| 87 | expect(store).toMatchInlineSnapshot(` |
| 88 | [root] |
| 89 | ▾ <Grandparent> |
| 90 | ▾ <div> |
| 91 | ▾ <Parent> |
| 92 | ▾ <div> |
| 93 | ▾ <Child key="0"> |
| 94 | <div> |
| 95 | ▾ <Child key="1"> |
| 96 | <div> |
| 97 | ▾ <Child key="2"> |
| 98 | <div> |
| 99 | ▾ <Child key="3"> |
| 100 | <div> |
| 101 | ▾ <Parent> |
| 102 | ▾ <div> |
| 103 | ▾ <Child key="0"> |
| 104 | <div> |
| 105 | ▾ <Child key="1"> |
| 106 | <div> |
| 107 | ▾ <Child key="2"> |
| 108 | <div> |
| 109 | ▾ <Child key="3"> |
| 110 | <div> |
| 111 | `); |
| 112 | act(() => |
| 113 | ReactDOM.render( |
| 114 | React.createElement(Grandparent, { |
| 115 | count: 2, |
| 116 | }), |
| 117 | container, |
| 118 | ), |
| 119 | ); |
| 120 | expect(store).toMatchInlineSnapshot(` |
| 121 | [root] |
| 122 | ▾ <Grandparent> |
| 123 | ▾ <div> |
| 124 | ▾ <Parent> |
| 125 | ▾ <div> |
| 126 | ▾ <Child key="0"> |
| 127 | <div> |
| 128 | ▾ <Child key="1"> |
| 129 | <div> |
| 130 | ▾ <Parent> |
| 131 | ▾ <div> |
| 132 | ▾ <Child key="0"> |
| 133 | <div> |
| 134 | ▾ <Child key="1"> |
| 135 | <div> |
| 136 | `); |
| 137 | act(() => ReactDOM.unmountComponentAtNode(container)); |
| 138 | expect(store).toMatchInlineSnapshot(``); |
| 139 | }); |
| 140 | it('should support mount and update operations for multiple roots', () => { |
| 141 | const Parent = ({count}) => |
| 142 | React.createElement( |
| 143 | 'div', |
| 144 | null, |
| 145 | new Array(count).fill(true).map((_, index) => |
| 146 | React.createElement(Child, { |
| 147 | key: index, |
| 148 | }), |
| 149 | ), |
| 150 | ); |
| 151 | const Child = () => React.createElement('div', null, 'Hi!'); |
| 152 | const containerA = document.createElement('div'); |
| 153 | const containerB = document.createElement('div'); |
| 154 | act(() => { |
| 155 | ReactDOM.render( |
| 156 | React.createElement(Parent, { |
| 157 | key: 'A', |
| 158 | count: 3, |
| 159 | }), |
| 160 | containerA, |
| 161 | ); |
| 162 | ReactDOM.render( |
| 163 | React.createElement(Parent, { |
| 164 | key: 'B', |
| 165 | count: 2, |
| 166 | }), |
| 167 | containerB, |
| 168 | ); |
| 169 | }); |
| 170 | expect(store).toMatchInlineSnapshot(` |
| 171 | [root] |
| 172 | ▾ <Parent key="A"> |
| 173 | ▾ <div> |
| 174 | ▾ <Child key="0"> |
| 175 | <div> |
| 176 | ▾ <Child key="1"> |
| 177 | <div> |
| 178 | ▾ <Child key="2"> |
| 179 | <div> |
| 180 | [root] |
| 181 | ▾ <Parent key="B"> |
| 182 | ▾ <div> |
| 183 | ▾ <Child key="0"> |
| 184 | <div> |
| 185 | ▾ <Child key="1"> |
| 186 | <div> |
| 187 | `); |
| 188 | act(() => { |
| 189 | ReactDOM.render( |
| 190 | React.createElement(Parent, { |
| 191 | key: 'A', |
| 192 | count: 4, |
| 193 | }), |
| 194 | containerA, |
| 195 | ); |
| 196 | ReactDOM.render( |
| 197 | React.createElement(Parent, { |
| 198 | key: 'B', |
| 199 | count: 1, |
| 200 | }), |
| 201 | containerB, |
| 202 | ); |
| 203 | }); |
| 204 | expect(store).toMatchInlineSnapshot(` |
| 205 | [root] |
| 206 | ▾ <Parent key="A"> |
| 207 | ▾ <div> |
| 208 | ▾ <Child key="0"> |
| 209 | <div> |
| 210 | ▾ <Child key="1"> |
| 211 | <div> |
| 212 | ▾ <Child key="2"> |
| 213 | <div> |
| 214 | ▾ <Child key="3"> |
| 215 | <div> |
| 216 | [root] |
| 217 | ▾ <Parent key="B"> |
| 218 | ▾ <div> |
| 219 | ▾ <Child key="0"> |
| 220 | <div> |
| 221 | `); |
| 222 | act(() => ReactDOM.unmountComponentAtNode(containerB)); |
| 223 | expect(store).toMatchInlineSnapshot(` |
| 224 | [root] |
| 225 | ▾ <Parent key="A"> |
| 226 | ▾ <div> |
| 227 | ▾ <Child key="0"> |
| 228 | <div> |
| 229 | ▾ <Child key="1"> |
| 230 | <div> |
| 231 | ▾ <Child key="2"> |
| 232 | <div> |
| 233 | ▾ <Child key="3"> |
| 234 | <div> |
| 235 | `); |
| 236 | act(() => ReactDOM.unmountComponentAtNode(containerA)); |
| 237 | expect(store).toMatchInlineSnapshot(``); |
| 238 | }); |
| 239 | it('should not filter DOM nodes from the store tree', () => { |
| 240 | const Grandparent = ({flip}) => |
| 241 | React.createElement( |
| 242 | 'div', |
| 243 | null, |
| 244 | React.createElement( |
| 245 | 'div', |
| 246 | null, |
| 247 | React.createElement(Parent, { |
| 248 | flip: flip, |
| 249 | }), |
| 250 | ), |
| 251 | React.createElement(Parent, { |
| 252 | flip: flip, |
| 253 | }), |
| 254 | React.createElement(Nothing, null), |
| 255 | ); |
| 256 | const Parent = ({flip}) => |
| 257 | React.createElement( |
| 258 | 'div', |
| 259 | null, |
| 260 | flip ? 'foo' : null, |
| 261 | React.createElement(Child, null), |
| 262 | flip && [null, 'hello', 42], |
| 263 | flip ? 'bar' : 'baz', |
| 264 | ); |
| 265 | const Child = () => React.createElement('div', null, 'Hi!'); |
| 266 | const Nothing = () => null; |
| 267 | const container = document.createElement('div'); |
| 268 | act(() => |
| 269 | ReactDOM.render( |
| 270 | React.createElement(Grandparent, { |
| 271 | count: 4, |
| 272 | flip: false, |
| 273 | }), |
| 274 | container, |
| 275 | ), |
| 276 | ); |
| 277 | expect(store).toMatchInlineSnapshot(` |
| 278 | [root] |
| 279 | ▾ <Grandparent> |
| 280 | ▾ <div> |
| 281 | ▾ <div> |
| 282 | ▾ <Parent> |
| 283 | ▾ <div> |
| 284 | ▾ <Child> |
| 285 | <div> |
| 286 | ▾ <Parent> |
| 287 | ▾ <div> |
| 288 | ▾ <Child> |
| 289 | <div> |
| 290 | <Nothing> |
| 291 | `); |
| 292 | act(() => |
| 293 | ReactDOM.render( |
| 294 | React.createElement(Grandparent, { |
| 295 | count: 4, |
| 296 | flip: true, |
| 297 | }), |
| 298 | container, |
| 299 | ), |
| 300 | ); |
| 301 | expect(store).toMatchInlineSnapshot(` |
| 302 | [root] |
| 303 | ▾ <Grandparent> |
| 304 | ▾ <div> |
| 305 | ▾ <div> |
| 306 | ▾ <Parent> |
| 307 | ▾ <div> |
| 308 | ▾ <Child> |
| 309 | <div> |
| 310 | ▾ <Parent> |
| 311 | ▾ <div> |
| 312 | ▾ <Child> |
| 313 | <div> |
| 314 | <Nothing> |
| 315 | `); |
| 316 | act(() => ReactDOM.unmountComponentAtNode(container)); |
| 317 | expect(store).toMatchInlineSnapshot(``); |
| 318 | }); |
| 319 | it('should support collapsing parts of the tree', () => { |
| 320 | const Grandparent = ({count}) => |
| 321 | React.createElement( |
| 322 | 'div', |
| 323 | null, |
| 324 | React.createElement(Parent, { |
| 325 | count: count, |
| 326 | }), |
| 327 | React.createElement(Parent, { |
| 328 | count: count, |
| 329 | }), |
| 330 | ); |
| 331 | const Parent = ({count}) => |
| 332 | React.createElement( |
| 333 | 'div', |
| 334 | null, |
| 335 | new Array(count).fill(true).map((_, index) => |
| 336 | React.createElement(Child, { |
| 337 | key: index, |
| 338 | }), |
| 339 | ), |
| 340 | ); |
| 341 | const Child = () => React.createElement('div', null, 'Hi!'); |
| 342 | act(() => |
| 343 | ReactDOM.render( |
| 344 | React.createElement(Grandparent, { |
| 345 | count: 2, |
| 346 | }), |
| 347 | document.createElement('div'), |
| 348 | ), |
| 349 | ); |
| 350 | expect(store).toMatchInlineSnapshot(` |
| 351 | [root] |
| 352 | ▾ <Grandparent> |
| 353 | ▾ <div> |
| 354 | ▾ <Parent> |
| 355 | ▾ <div> |
| 356 | ▾ <Child key="0"> |
| 357 | <div> |
| 358 | ▾ <Child key="1"> |
| 359 | <div> |
| 360 | ▾ <Parent> |
| 361 | ▾ <div> |
| 362 | ▾ <Child key="0"> |
| 363 | <div> |
| 364 | ▾ <Child key="1"> |
| 365 | <div> |
| 366 | `); |
| 367 | const grandparentID = store.getElementIDAtIndex(0); |
| 368 | const parentOneID = store.getElementIDAtIndex(2); |
| 369 | const parentTwoID = store.getElementIDAtIndex(8); |
| 370 | act(() => store.toggleIsCollapsed(parentOneID, true)); |
| 371 | expect(store).toMatchInlineSnapshot(` |
| 372 | [root] |
| 373 | ▾ <Grandparent> |
| 374 | ▾ <div> |
| 375 | ▸ <Parent> |
| 376 | ▾ <Parent> |
| 377 | ▾ <div> |
| 378 | ▾ <Child key="0"> |
| 379 | <div> |
| 380 | ▾ <Child key="1"> |
| 381 | <div> |
| 382 | `); |
| 383 | act(() => store.toggleIsCollapsed(parentTwoID, true)); |
| 384 | expect(store).toMatchInlineSnapshot(` |
| 385 | [root] |
| 386 | ▾ <Grandparent> |
| 387 | ▾ <div> |
| 388 | ▸ <Parent> |
| 389 | ▸ <Parent> |
| 390 | `); |
| 391 | act(() => store.toggleIsCollapsed(parentOneID, false)); |
| 392 | expect(store).toMatchInlineSnapshot(` |
| 393 | [root] |
| 394 | ▾ <Grandparent> |
| 395 | ▾ <div> |
| 396 | ▾ <Parent> |
| 397 | ▾ <div> |
| 398 | ▾ <Child key="0"> |
| 399 | <div> |
| 400 | ▾ <Child key="1"> |
| 401 | <div> |
| 402 | ▸ <Parent> |
| 403 | `); |
| 404 | act(() => store.toggleIsCollapsed(grandparentID, true)); |
| 405 | expect(store).toMatchInlineSnapshot(` |
| 406 | [root] |
| 407 | ▸ <Grandparent> |
| 408 | `); |
| 409 | act(() => store.toggleIsCollapsed(grandparentID, false)); |
| 410 | expect(store).toMatchInlineSnapshot(` |
| 411 | [root] |
| 412 | ▾ <Grandparent> |
| 413 | ▾ <div> |
| 414 | ▾ <Parent> |
| 415 | ▾ <div> |
| 416 | ▾ <Child key="0"> |
| 417 | <div> |
| 418 | ▾ <Child key="1"> |
| 419 | <div> |
| 420 | ▸ <Parent> |
| 421 | `); |
| 422 | }); |
| 423 | it('should support adding and removing children', () => { |
| 424 | const Root = ({children}) => React.createElement('div', null, children); |
| 425 | const Component = () => React.createElement('div', null); |
| 426 | const container = document.createElement('div'); |
| 427 | act(() => |
| 428 | ReactDOM.render( |
| 429 | React.createElement( |
| 430 | Root, |
| 431 | null, |
| 432 | React.createElement(Component, { |
| 433 | key: 'a', |
| 434 | }), |
| 435 | ), |
| 436 | container, |
| 437 | ), |
| 438 | ); |
| 439 | expect(store).toMatchInlineSnapshot(` |
| 440 | [root] |
| 441 | ▾ <Root> |
| 442 | ▾ <div> |
| 443 | ▾ <Component key="a"> |
| 444 | <div> |
| 445 | `); |
| 446 | act(() => |
| 447 | ReactDOM.render( |
| 448 | React.createElement( |
| 449 | Root, |
| 450 | null, |
| 451 | React.createElement(Component, { |
| 452 | key: 'a', |
| 453 | }), |
| 454 | React.createElement(Component, { |
| 455 | key: 'b', |
| 456 | }), |
| 457 | ), |
| 458 | container, |
| 459 | ), |
| 460 | ); |
| 461 | expect(store).toMatchInlineSnapshot(` |
| 462 | [root] |
| 463 | ▾ <Root> |
| 464 | ▾ <div> |
| 465 | ▾ <Component key="a"> |
| 466 | <div> |
| 467 | ▾ <Component key="b"> |
| 468 | <div> |
| 469 | `); |
| 470 | act(() => |
| 471 | ReactDOM.render( |
| 472 | React.createElement( |
| 473 | Root, |
| 474 | null, |
| 475 | React.createElement(Component, { |
| 476 | key: 'b', |
| 477 | }), |
| 478 | ), |
| 479 | container, |
| 480 | ), |
| 481 | ); |
| 482 | expect(store).toMatchInlineSnapshot(` |
| 483 | [root] |
| 484 | ▾ <Root> |
| 485 | ▾ <div> |
| 486 | ▾ <Component key="b"> |
| 487 | <div> |
| 488 | `); |
| 489 | }); |
| 490 | it('should support reordering of children', () => { |
| 491 | const Root = ({children}) => React.createElement('div', null, children); |
| 492 | const Component = () => React.createElement('div', null); |
| 493 | const Foo = () => |
| 494 | React.createElement('div', null, [ |
| 495 | React.createElement(Component, { |
| 496 | key: '0', |
| 497 | }), |
| 498 | ]); |
| 499 | const Bar = () => |
| 500 | React.createElement('div', null, [ |
| 501 | React.createElement(Component, { |
| 502 | key: '0', |
| 503 | }), |
| 504 | React.createElement(Component, { |
| 505 | key: '1', |
| 506 | }), |
| 507 | ]); |
| 508 | const foo = React.createElement(Foo, { |
| 509 | key: 'foo', |
| 510 | }); |
| 511 | const bar = React.createElement(Bar, { |
| 512 | key: 'bar', |
| 513 | }); |
| 514 | const container = document.createElement('div'); |
| 515 | act(() => |
| 516 | ReactDOM.render(React.createElement(Root, null, [foo, bar]), container), |
| 517 | ); |
| 518 | expect(store).toMatchInlineSnapshot(` |
| 519 | [root] |
| 520 | ▾ <Root> |
| 521 | ▾ <div> |
| 522 | ▾ <Foo key="foo"> |
| 523 | ▾ <div> |
| 524 | ▾ <Component key="0"> |
| 525 | <div> |
| 526 | ▾ <Bar key="bar"> |
| 527 | ▾ <div> |
| 528 | ▾ <Component key="0"> |
| 529 | <div> |
| 530 | ▾ <Component key="1"> |
| 531 | <div> |
| 532 | `); |
| 533 | act(() => |
| 534 | ReactDOM.render(React.createElement(Root, null, [bar, foo]), container), |
| 535 | ); |
| 536 | expect(store).toMatchInlineSnapshot(` |
| 537 | [root] |
| 538 | ▾ <Root> |
| 539 | ▾ <div> |
| 540 | ▾ <Bar key="bar"> |
| 541 | ▾ <div> |
| 542 | ▾ <Component key="0"> |
| 543 | <div> |
| 544 | ▾ <Component key="1"> |
| 545 | <div> |
| 546 | ▾ <Foo key="foo"> |
| 547 | ▾ <div> |
| 548 | ▾ <Component key="0"> |
| 549 | <div> |
| 550 | `); |
| 551 | act(() => store.toggleIsCollapsed(store.getElementIDAtIndex(0), true)); |
| 552 | expect(store).toMatchInlineSnapshot(` |
| 553 | [root] |
| 554 | ▸ <Root> |
| 555 | `); |
| 556 | act(() => store.toggleIsCollapsed(store.getElementIDAtIndex(0), false)); |
| 557 | expect(store).toMatchInlineSnapshot(` |
| 558 | [root] |
| 559 | ▾ <Root> |
| 560 | ▾ <div> |
| 561 | ▾ <Bar key="bar"> |
| 562 | ▾ <div> |
| 563 | ▾ <Component key="0"> |
| 564 | <div> |
| 565 | ▾ <Component key="1"> |
| 566 | <div> |
| 567 | ▾ <Foo key="foo"> |
| 568 | ▾ <div> |
| 569 | ▾ <Component key="0"> |
| 570 | <div> |
| 571 | `); |
| 572 | }); |
| 573 | }); |
| 574 | describe('collapseNodesByDefault:true', () => { |
| 575 | beforeEach(() => { |
| 576 | store.collapseNodesByDefault = true; |
| 577 | }); |
| 578 | it('should support mount and update operations', () => { |
| 579 | const Parent = ({count}) => |
| 580 | React.createElement( |
| 581 | 'div', |
| 582 | null, |
| 583 | new Array(count).fill(true).map((_, index) => |
| 584 | React.createElement(Child, { |
| 585 | key: index, |
| 586 | }), |
| 587 | ), |
| 588 | ); |
| 589 | const Child = () => React.createElement('div', null, 'Hi!'); |
| 590 | const container = document.createElement('div'); |
| 591 | act(() => |
| 592 | ReactDOM.render( |
| 593 | React.createElement( |
| 594 | 'div', |
| 595 | null, |
| 596 | React.createElement(Parent, { |
| 597 | count: 1, |
| 598 | }), |
| 599 | React.createElement(Parent, { |
| 600 | count: 3, |
| 601 | }), |
| 602 | ), |
| 603 | container, |
| 604 | ), |
| 605 | ); |
| 606 | expect(store).toMatchInlineSnapshot(` |
| 607 | [root] |
| 608 | ▸ <div> |
| 609 | `); |
| 610 | act(() => |
| 611 | ReactDOM.render( |
| 612 | React.createElement( |
| 613 | 'div', |
| 614 | null, |
| 615 | React.createElement(Parent, { |
| 616 | count: 2, |
| 617 | }), |
| 618 | React.createElement(Parent, { |
| 619 | count: 1, |
| 620 | }), |
| 621 | ), |
| 622 | container, |
| 623 | ), |
| 624 | ); |
| 625 | expect(store).toMatchInlineSnapshot(` |
| 626 | [root] |
| 627 | ▸ <div> |
| 628 | `); |
| 629 | act(() => ReactDOM.unmountComponentAtNode(container)); |
| 630 | expect(store).toMatchInlineSnapshot(``); |
| 631 | }); |
| 632 | it('should support mount and update operations for multiple roots', () => { |
| 633 | const Parent = ({count}) => |
| 634 | React.createElement( |
| 635 | 'div', |
| 636 | null, |
| 637 | new Array(count).fill(true).map((_, index) => |
| 638 | React.createElement(Child, { |
| 639 | key: index, |
| 640 | }), |
| 641 | ), |
| 642 | ); |
| 643 | const Child = () => React.createElement('div', null, 'Hi!'); |
| 644 | const containerA = document.createElement('div'); |
| 645 | const containerB = document.createElement('div'); |
| 646 | act(() => { |
| 647 | ReactDOM.render( |
| 648 | React.createElement(Parent, { |
| 649 | key: 'A', |
| 650 | count: 3, |
| 651 | }), |
| 652 | containerA, |
| 653 | ); |
| 654 | ReactDOM.render( |
| 655 | React.createElement(Parent, { |
| 656 | key: 'B', |
| 657 | count: 2, |
| 658 | }), |
| 659 | containerB, |
| 660 | ); |
| 661 | }); |
| 662 | expect(store).toMatchInlineSnapshot(` |
| 663 | [root] |
| 664 | ▸ <Parent key="A"> |
| 665 | [root] |
| 666 | ▸ <Parent key="B"> |
| 667 | `); |
| 668 | act(() => { |
| 669 | ReactDOM.render( |
| 670 | React.createElement(Parent, { |
| 671 | key: 'A', |
| 672 | count: 4, |
| 673 | }), |
| 674 | containerA, |
| 675 | ); |
| 676 | ReactDOM.render( |
| 677 | React.createElement(Parent, { |
| 678 | key: 'B', |
| 679 | count: 1, |
| 680 | }), |
| 681 | containerB, |
| 682 | ); |
| 683 | }); |
| 684 | expect(store).toMatchInlineSnapshot(` |
| 685 | [root] |
| 686 | ▸ <Parent key="A"> |
| 687 | [root] |
| 688 | ▸ <Parent key="B"> |
| 689 | `); |
| 690 | act(() => ReactDOM.unmountComponentAtNode(containerB)); |
| 691 | expect(store).toMatchInlineSnapshot(` |
| 692 | [root] |
| 693 | ▸ <Parent key="A"> |
| 694 | `); |
| 695 | act(() => ReactDOM.unmountComponentAtNode(containerA)); |
| 696 | expect(store).toMatchInlineSnapshot(``); |
| 697 | }); |
| 698 | it('should not filter DOM nodes from the store tree', () => { |
| 699 | const Grandparent = ({flip}) => |
| 700 | React.createElement( |
| 701 | 'div', |
| 702 | null, |
| 703 | React.createElement( |
| 704 | 'div', |
| 705 | null, |
| 706 | React.createElement(Parent, { |
| 707 | flip: flip, |
| 708 | }), |
| 709 | ), |
| 710 | React.createElement(Parent, { |
| 711 | flip: flip, |
| 712 | }), |
| 713 | React.createElement(Nothing, null), |
| 714 | ); |
| 715 | const Parent = ({flip}) => |
| 716 | React.createElement( |
| 717 | 'div', |
| 718 | null, |
| 719 | flip ? 'foo' : null, |
| 720 | React.createElement(Child, null), |
| 721 | flip && [null, 'hello', 42], |
| 722 | flip ? 'bar' : 'baz', |
| 723 | ); |
| 724 | const Child = () => React.createElement('div', null, 'Hi!'); |
| 725 | const Nothing = () => null; |
| 726 | const container = document.createElement('div'); |
| 727 | act(() => |
| 728 | ReactDOM.render( |
| 729 | React.createElement(Grandparent, { |
| 730 | count: 4, |
| 731 | flip: false, |
| 732 | }), |
| 733 | container, |
| 734 | ), |
| 735 | ); |
| 736 | expect(store).toMatchInlineSnapshot(` |
| 737 | [root] |
| 738 | ▸ <Grandparent> |
| 739 | `); |
| 740 | act(() => store.toggleIsCollapsed(store.getElementIDAtIndex(0), false)); |
| 741 | expect(store).toMatchInlineSnapshot(` |
| 742 | [root] |
| 743 | ▾ <Grandparent> |
| 744 | ▸ <div> |
| 745 | `); |
| 746 | act(() => store.toggleIsCollapsed(store.getElementIDAtIndex(1), false)); |
| 747 | expect(store).toMatchInlineSnapshot(` |
| 748 | [root] |
| 749 | ▾ <Grandparent> |
| 750 | ▾ <div> |
| 751 | ▸ <div> |
| 752 | ▸ <Parent> |
| 753 | <Nothing> |
| 754 | `); |
| 755 | act(() => |
| 756 | ReactDOM.render( |
| 757 | React.createElement(Grandparent, { |
| 758 | count: 4, |
| 759 | flip: true, |
| 760 | }), |
| 761 | container, |
| 762 | ), |
| 763 | ); |
| 764 | expect(store).toMatchInlineSnapshot(` |
| 765 | [root] |
| 766 | ▾ <Grandparent> |
| 767 | ▾ <div> |
| 768 | ▸ <div> |
| 769 | ▸ <Parent> |
| 770 | <Nothing> |
| 771 | `); |
| 772 | act(() => ReactDOM.unmountComponentAtNode(container)); |
| 773 | expect(store).toMatchInlineSnapshot(``); |
| 774 | }); |
| 775 | it('should support expanding parts of the tree', () => { |
| 776 | const Grandparent = ({count}) => |
| 777 | React.createElement( |
| 778 | 'div', |
| 779 | null, |
| 780 | React.createElement(Parent, { |
| 781 | count: count, |
| 782 | }), |
| 783 | React.createElement(Parent, { |
| 784 | count: count, |
| 785 | }), |
| 786 | ); |
| 787 | const Parent = ({count}) => |
| 788 | React.createElement( |
| 789 | 'div', |
| 790 | null, |
| 791 | new Array(count).fill(true).map((_, index) => |
| 792 | React.createElement(Child, { |
| 793 | key: index, |
| 794 | }), |
| 795 | ), |
| 796 | ); |
| 797 | const Child = () => React.createElement('div', null, 'Hi!'); |
| 798 | act(() => |
| 799 | ReactDOM.render( |
| 800 | React.createElement(Grandparent, { |
| 801 | count: 2, |
| 802 | }), |
| 803 | document.createElement('div'), |
| 804 | ), |
| 805 | ); |
| 806 | expect(store).toMatchInlineSnapshot(` |
| 807 | [root] |
| 808 | ▸ <Grandparent> |
| 809 | `); |
| 810 | const grandparentID = store.getElementIDAtIndex(0); |
| 811 | act(() => store.toggleIsCollapsed(grandparentID, false)); |
| 812 | expect(store).toMatchInlineSnapshot(` |
| 813 | [root] |
| 814 | ▾ <Grandparent> |
| 815 | ▸ <div> |
| 816 | `); |
| 817 | const parentDivID = store.getElementIDAtIndex(1); |
| 818 | act(() => store.toggleIsCollapsed(parentDivID, false)); |
| 819 | expect(store).toMatchInlineSnapshot(` |
| 820 | [root] |
| 821 | ▾ <Grandparent> |
| 822 | ▾ <div> |
| 823 | ▸ <Parent> |
| 824 | ▸ <Parent> |
| 825 | `); |
| 826 | const parentOneID = store.getElementIDAtIndex(2); |
| 827 | const parentTwoID = store.getElementIDAtIndex(3); |
| 828 | act(() => store.toggleIsCollapsed(parentOneID, false)); |
| 829 | expect(store).toMatchInlineSnapshot(` |
| 830 | [root] |
| 831 | ▾ <Grandparent> |
| 832 | ▾ <div> |
| 833 | ▾ <Parent> |
| 834 | ▸ <div> |
| 835 | ▸ <Parent> |
| 836 | `); |
| 837 | act(() => store.toggleIsCollapsed(parentTwoID, false)); |
| 838 | expect(store).toMatchInlineSnapshot(` |
| 839 | [root] |
| 840 | ▾ <Grandparent> |
| 841 | ▾ <div> |
| 842 | ▾ <Parent> |
| 843 | ▸ <div> |
| 844 | ▾ <Parent> |
| 845 | ▸ <div> |
| 846 | `); |
| 847 | act(() => store.toggleIsCollapsed(parentOneID, true)); |
| 848 | expect(store).toMatchInlineSnapshot(` |
| 849 | [root] |
| 850 | ▾ <Grandparent> |
| 851 | ▾ <div> |
| 852 | ▸ <Parent> |
| 853 | ▾ <Parent> |
| 854 | ▸ <div> |
| 855 | `); |
| 856 | act(() => store.toggleIsCollapsed(parentTwoID, true)); |
| 857 | expect(store).toMatchInlineSnapshot(` |
| 858 | [root] |
| 859 | ▾ <Grandparent> |
| 860 | ▾ <div> |
| 861 | ▸ <Parent> |
| 862 | ▸ <Parent> |
| 863 | `); |
| 864 | act(() => store.toggleIsCollapsed(grandparentID, true)); |
| 865 | expect(store).toMatchInlineSnapshot(` |
| 866 | [root] |
| 867 | ▸ <Grandparent> |
| 868 | `); |
| 869 | }); |
| 870 | |
| 871 | it('should support reordering of children', () => { |
| 872 | const Root = ({children}) => React.createElement('div', null, children); |
| 873 | const Component = () => React.createElement('div', null); |
| 874 | const Foo = () => |
| 875 | React.createElement('div', null, [ |
| 876 | React.createElement(Component, { |
| 877 | key: '0', |
| 878 | }), |
| 879 | ]); |
| 880 | const Bar = () => |
| 881 | React.createElement('div', null, [ |
| 882 | React.createElement(Component, { |
| 883 | key: '0', |
| 884 | }), |
| 885 | React.createElement(Component, { |
| 886 | key: '1', |
| 887 | }), |
| 888 | ]); |
| 889 | const foo = React.createElement(Foo, { |
| 890 | key: 'foo', |
| 891 | }); |
| 892 | const bar = React.createElement(Bar, { |
| 893 | key: 'bar', |
| 894 | }); |
| 895 | const container = document.createElement('div'); |
| 896 | act(() => |
| 897 | ReactDOM.render(React.createElement(Root, null, [foo, bar]), container), |
| 898 | ); |
| 899 | expect(store).toMatchInlineSnapshot(` |
| 900 | [root] |
| 901 | ▸ <Root> |
| 902 | `); |
| 903 | act(() => |
| 904 | ReactDOM.render(React.createElement(Root, null, [bar, foo]), container), |
| 905 | ); |
| 906 | expect(store).toMatchInlineSnapshot(` |
| 907 | [root] |
| 908 | ▸ <Root> |
| 909 | `); |
| 910 | act(() => store.toggleIsCollapsed(store.getElementIDAtIndex(0), false)); |
| 911 | expect(store).toMatchInlineSnapshot(` |
| 912 | [root] |
| 913 | ▾ <Root> |
| 914 | ▸ <div> |
| 915 | `); |
| 916 | act(() => store.toggleIsCollapsed(store.getElementIDAtIndex(1), false)); |
| 917 | expect(store).toMatchInlineSnapshot(` |
| 918 | [root] |
| 919 | ▾ <Root> |
| 920 | ▾ <div> |
| 921 | ▸ <Bar key="bar"> |
| 922 | ▸ <Foo key="foo"> |
| 923 | `); |
| 924 | act(() => { |
| 925 | store.toggleIsCollapsed(store.getElementIDAtIndex(3), false); |
| 926 | store.toggleIsCollapsed(store.getElementIDAtIndex(2), false); |
| 927 | }); |
| 928 | expect(store).toMatchInlineSnapshot(` |
| 929 | [root] |
| 930 | ▾ <Root> |
| 931 | ▾ <div> |
| 932 | ▾ <Bar key="bar"> |
| 933 | ▸ <div> |
| 934 | ▾ <Foo key="foo"> |
| 935 | ▸ <div> |
| 936 | `); |
| 937 | act(() => store.toggleIsCollapsed(store.getElementIDAtIndex(0), true)); |
| 938 | expect(store).toMatchInlineSnapshot(` |
| 939 | [root] |
| 940 | ▸ <Root> |
| 941 | `); |
| 942 | }); |
| 943 | }); |
| 944 | describe('StrictMode compliance', () => { |
| 945 | it('should mark all elements as strict mode compliant', () => { |
| 946 | const App = () => null; |
| 947 | const container = document.createElement('div'); |
| 948 | act(() => ReactDOM.render(React.createElement(App, null), container)); |
| 949 | expect(store.getElementAtIndex(0).isStrictModeNonCompliant).toBe(false); |
| 950 | }); |
| 951 | }); |
| 952 | }); |