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| 1 | +/** |
| 2 | + * @license |
| 3 | + * MusicBlocks v3.4.1 |
| 4 | + * Copyright (C) 2026 Music Blocks Contributors |
| 5 | + * |
| 6 | + * This program is free software: you can redistribute it and/or modify |
| 7 | + * it under the terms of the GNU Affero General Public License as published by |
| 8 | + * the Free Software Foundation, either version 3 of the License, or |
| 9 | + * (at your option) any later version. |
| 10 | + * |
| 11 | + * This program is distributed in the hope that it will be useful, |
| 12 | + * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | + * GNU Affero General Public License for more details. |
| 15 | + * |
| 16 | + * You should have received a copy of the GNU Affero General Public License |
| 17 | + * along with this program. If not, see <https://www.gnu.org/licenses/>. |
| 18 | + */ |
| 19 | +global._ = jest.fn(s => s); |
| 20 | + |
| 21 | +const constants = require("../logoconstants"); |
| 22 | + |
| 23 | +describe("logoconstants", () => { |
| 24 | + test("module loads and exports an object", () => { |
| 25 | + expect(constants).toBeDefined(); |
| 26 | + expect(typeof constants).toBe("object"); |
| 27 | + }); |
| 28 | + |
| 29 | + test("numeric defaults have correct values", () => { |
| 30 | + expect(constants.DEFAULTVOLUME).toBe(50); |
| 31 | + expect(constants.PREVIEWVOLUME).toBe(80); |
| 32 | + expect(constants.DEFAULTDELAY).toBe(500); |
| 33 | + expect(constants.OSCVOLUMEADJUSTMENT).toBe(1.5); |
| 34 | + expect(constants.TONEBPM).toBe(240); |
| 35 | + expect(constants.TARGETBPM).toBe(90); |
| 36 | + expect(constants.TURTLESTEP).toBe(-1); |
| 37 | + expect(constants.NOTEDIV).toBe(8); |
| 38 | + }); |
| 39 | + |
| 40 | + test("error message strings are non-empty strings", () => { |
| 41 | + const msgKeys = [ |
| 42 | + "NOMICERRORMSG", |
| 43 | + "NANERRORMSG", |
| 44 | + "NOSTRINGERRORMSG", |
| 45 | + "NOBOXERRORMSG", |
| 46 | + "NOACTIONERRORMSG", |
| 47 | + "NOINPUTERRORMSG", |
| 48 | + "NOSQRTERRORMSG", |
| 49 | + "ZERODIVIDEERRORMSG", |
| 50 | + "EMPTYHEAPERRORMSG", |
| 51 | + "POSNUMBER" |
| 52 | + ]; |
| 53 | + for (const key of msgKeys) { |
| 54 | + expect(typeof constants[key]).toBe("string"); |
| 55 | + expect(constants[key].length).toBeGreaterThan(0); |
| 56 | + } |
| 57 | + }); |
| 58 | + |
| 59 | + test("INVALIDPITCH has the expected translation string", () => { |
| 60 | + expect(typeof constants.INVALIDPITCH).toBe("string"); |
| 61 | + expect(constants.INVALIDPITCH).toBe("Not a valid pitch name"); |
| 62 | + }); |
| 63 | + |
| 64 | + test("notation index constants are sequential integers starting at 0", () => { |
| 65 | + expect(constants.NOTATIONNOTE).toBe(0); |
| 66 | + expect(constants.NOTATIONDURATION).toBe(1); |
| 67 | + expect(constants.NOTATIONDOTCOUNT).toBe(2); |
| 68 | + expect(constants.NOTATIONTUPLETVALUE).toBe(3); |
| 69 | + expect(constants.NOTATIONROUNDDOWN).toBe(4); |
| 70 | + expect(constants.NOTATIONINSIDECHORD).toBe(5); |
| 71 | + expect(constants.NOTATIONSTACCATO).toBe(6); |
| 72 | + }); |
| 73 | + |
| 74 | + test("exports exactly the expected set of keys", () => { |
| 75 | + const expectedKeys = [ |
| 76 | + "DEFAULTVOLUME", |
| 77 | + "PREVIEWVOLUME", |
| 78 | + "DEFAULTDELAY", |
| 79 | + "OSCVOLUMEADJUSTMENT", |
| 80 | + "TONEBPM", |
| 81 | + "TARGETBPM", |
| 82 | + "TURTLESTEP", |
| 83 | + "NOTEDIV", |
| 84 | + "NOMICERRORMSG", |
| 85 | + "NANERRORMSG", |
| 86 | + "NOSTRINGERRORMSG", |
| 87 | + "NOBOXERRORMSG", |
| 88 | + "NOACTIONERRORMSG", |
| 89 | + "NOINPUTERRORMSG", |
| 90 | + "NOSQRTERRORMSG", |
| 91 | + "ZERODIVIDEERRORMSG", |
| 92 | + "EMPTYHEAPERRORMSG", |
| 93 | + "POSNUMBER", |
| 94 | + "INVALIDPITCH", |
| 95 | + "NOTATIONNOTE", |
| 96 | + "NOTATIONDURATION", |
| 97 | + "NOTATIONDOTCOUNT", |
| 98 | + "NOTATIONTUPLETVALUE", |
| 99 | + "NOTATIONROUNDDOWN", |
| 100 | + "NOTATIONINSIDECHORD", |
| 101 | + "NOTATIONSTACCATO" |
| 102 | + ]; |
| 103 | + expect(Object.keys(constants).sort()).toEqual(expectedKeys.sort()); |
| 104 | + }); |
| 105 | + |
| 106 | + test("does not pollute the global scope", () => { |
| 107 | + expect(global.DEFAULTVOLUME).toBeUndefined(); |
| 108 | + expect(global.TONEBPM).toBeUndefined(); |
| 109 | + expect(global.NOTATIONNOTE).toBeUndefined(); |
| 110 | + }); |
| 111 | +}); |
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