diff options
Diffstat (limited to '__tests__')
| -rw-r--r-- | __tests__/dice.test.js | 22 | ||||
| -rw-r--r-- | __tests__/lexer.test.js | 24 | ||||
| -rw-r--r-- | __tests__/parser.test.js | 16 |
3 files changed, 62 insertions, 0 deletions
diff --git a/__tests__/dice.test.js b/__tests__/dice.test.js index 4e89031..d397d4c 100644 --- a/__tests__/dice.test.js +++ b/__tests__/dice.test.js @@ -5,6 +5,7 @@ const { add, subtract, multiply, + divide, bonusAdd, bonusSubtract, negative, @@ -338,6 +339,27 @@ describe('multiply', () => { }) }) +describe('divide', () => { + describe('1d8 / 2', () => { + const die = divide(d(constant(1), constant(8)), constant(2)) + testDie(die, { + diceCount: 1, + average: { + average: 2 + }, + variance: { + variance: 1.5 + }, + bounds: { + low: 0, + high: 4, + expectLow: true, + expectHigh: true + } + }) + }) +}) + describe('bonusAdd', () => { describe('1d20+3', () => { diff --git a/__tests__/lexer.test.js b/__tests__/lexer.test.js index db7ab50..0c615d5 100644 --- a/__tests__/lexer.test.js +++ b/__tests__/lexer.test.js @@ -121,6 +121,30 @@ describe('lex', () => { }) }) + describe('lexes division', () => { + it('1d6 / 1d4', () => { + expect(lex('1d6 / 1d4')).toEqual([ + { type: 'constant', value: 1 }, + { type: 'd' }, + { type: 'constant', value: 6 }, + { type: 'bigDivide' }, + { type: 'constant', value: 1 }, + { type: 'd' }, + { type: 'constant', value: 4 } + ]) + }) + + it('2d17 / 4', () => { + expect(lex('2d17 / 4')).toEqual([ + { type: 'constant', value: 2 }, + { type: 'd' }, + { type: 'constant', value: 17 }, + { type: 'bigDivide' }, + { type: 'constant', value: 4 } + ]) + }) + }) + describe('lexes parentheses', () => { it('(1d6)d6', () => { expect(lex('(1d6)d6')).toEqual([ diff --git a/__tests__/parser.test.js b/__tests__/parser.test.js index 5d4288d..bef11c5 100644 --- a/__tests__/parser.test.js +++ b/__tests__/parser.test.js @@ -113,6 +113,22 @@ describe('parse', () => { }) }) + it('parses dice division', () => { + expect(parse('1d6 / 2d8')).toEqual({ + type: 'divide', + left: { + type: 'd', + left: { type: 'constant', value: 1 }, + right: { type: 'constant', value: 6 } + }, + right: { + type: 'd', + left: { type: 'constant', value: 2 }, + right: { type: 'constant', value: 8 } + } + }) + }) + it('parses additive bonuses', () => { expect(parse('3d4+1')).toEqual({ type: 'bonusAdd', |