| b69ab31 | | | 1 | /** |
| b69ab31 | | | 2 | * Copyright (c) Meta Platforms, Inc. and affiliates. |
| b69ab31 | | | 3 | * |
| b69ab31 | | | 4 | * This source code is licensed under the MIT license found in the |
| b69ab31 | | | 5 | * LICENSE file in the root directory of this source tree. |
| b69ab31 | | | 6 | */ |
| b69ab31 | | | 7 | |
| b69ab31 | | | 8 | import type {CommitInfo} from '../types'; |
| b69ab31 | | | 9 | |
| b69ab31 | | | 10 | import {Dag, DagCommitInfo} from '../dag/dag'; |
| b69ab31 | | | 11 | import {getFoldableRange} from '../fold'; |
| b69ab31 | | | 12 | import {COMMIT} from '../testUtils'; |
| b69ab31 | | | 13 | |
| b69ab31 | | | 14 | describe('fold', () => { |
| b69ab31 | | | 15 | describe('getFoldableRange', () => { |
| b69ab31 | | | 16 | const COMMITS = [ |
| b69ab31 | | | 17 | COMMIT('d', 'Commit D', 'c'), |
| b69ab31 | | | 18 | COMMIT('c', 'Commit C', 'b'), |
| b69ab31 | | | 19 | COMMIT('b', 'Commit B', 'a'), |
| b69ab31 | | | 20 | COMMIT('a', 'Commit A', '1'), |
| b69ab31 | | | 21 | COMMIT('1', 'base', '2', {phase: 'public'}), |
| b69ab31 | | | 22 | ]; |
| b69ab31 | | | 23 | const [, CC, CB, CA] = COMMITS; |
| b69ab31 | | | 24 | |
| b69ab31 | | | 25 | const makeDag = (commits: CommitInfo[]) => |
| b69ab31 | | | 26 | new Dag().add(commits.map(c => DagCommitInfo.fromCommitInfo(c))); |
| b69ab31 | | | 27 | const DAG = makeDag(COMMITS); |
| b69ab31 | | | 28 | |
| b69ab31 | | | 29 | it('get correct selection', () => { |
| b69ab31 | | | 30 | expect(getFoldableRange(new Set(['a', 'b', 'c']), DAG)).toMatchObject([CA, CB, CC]); |
| b69ab31 | | | 31 | }); |
| b69ab31 | | | 32 | |
| b69ab31 | | | 33 | it('does not care about selection order', () => { |
| b69ab31 | | | 34 | expect(getFoldableRange(new Set(['b', 'a', 'c']), DAG)).toMatchObject([CA, CB, CC]); |
| b69ab31 | | | 35 | expect(getFoldableRange(new Set(['c', 'b', 'a']), DAG)).toMatchObject([CA, CB, CC]); |
| b69ab31 | | | 36 | }); |
| b69ab31 | | | 37 | |
| b69ab31 | | | 38 | it('fails for singular selection', () => { |
| b69ab31 | | | 39 | expect(getFoldableRange(new Set(['a']), DAG)).toEqual(undefined); |
| b69ab31 | | | 40 | }); |
| b69ab31 | | | 41 | |
| b69ab31 | | | 42 | it('fails for public commits', () => { |
| b69ab31 | | | 43 | expect(getFoldableRange(new Set(['1', 'a', 'b', 'c']), DAG)).toEqual(undefined); |
| b69ab31 | | | 44 | }); |
| b69ab31 | | | 45 | |
| b69ab31 | | | 46 | it('fails for non-contiguous selections', () => { |
| b69ab31 | | | 47 | expect(getFoldableRange(new Set(['a', 'c']), DAG)).toEqual(undefined); |
| b69ab31 | | | 48 | }); |
| b69ab31 | | | 49 | |
| b69ab31 | | | 50 | it('fails if there are branches in the middle of the range', () => { |
| b69ab31 | | | 51 | const COMMITS = [ |
| b69ab31 | | | 52 | COMMIT('d', 'Commit D', 'c'), |
| b69ab31 | | | 53 | COMMIT('e', 'Commit E', 'b'), |
| b69ab31 | | | 54 | COMMIT('c', 'Commit C', 'b'), |
| b69ab31 | | | 55 | COMMIT('b', 'Commit B', 'a'), |
| b69ab31 | | | 56 | COMMIT('a', 'Commit A', '1'), |
| b69ab31 | | | 57 | COMMIT('1', 'base', '2', {phase: 'public'}), |
| b69ab31 | | | 58 | ]; |
| b69ab31 | | | 59 | expect(getFoldableRange(new Set(['a', 'b', 'c']), makeDag(COMMITS))).toEqual(undefined); |
| b69ab31 | | | 60 | }); |
| b69ab31 | | | 61 | |
| b69ab31 | | | 62 | it('the top of the stack may have multiple children', () => { |
| b69ab31 | | | 63 | const COMMITS = [ |
| b69ab31 | | | 64 | COMMIT('e', 'Commit E', 'c'), |
| b69ab31 | | | 65 | COMMIT('d', 'Commit D', 'c'), |
| b69ab31 | | | 66 | COMMIT('c', 'Commit C', 'b'), |
| b69ab31 | | | 67 | COMMIT('b', 'Commit B', 'a'), |
| b69ab31 | | | 68 | COMMIT('a', 'Commit A', '1'), |
| b69ab31 | | | 69 | COMMIT('1', 'base', '2', {phase: 'public'}), |
| b69ab31 | | | 70 | ]; |
| b69ab31 | | | 71 | const [, , CC, CB, CA] = COMMITS; |
| b69ab31 | | | 72 | expect(getFoldableRange(new Set(['a', 'b', 'c']), makeDag(COMMITS))).toMatchObject([ |
| b69ab31 | | | 73 | CA, |
| b69ab31 | | | 74 | CB, |
| b69ab31 | | | 75 | CC, |
| b69ab31 | | | 76 | ]); |
| b69ab31 | | | 77 | }); |
| b69ab31 | | | 78 | }); |
| b69ab31 | | | 79 | }); |