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39 lines
1.1 KiB
39 lines
1.1 KiB
5 years ago
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const add4 = '+4'
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const mul2 = '*2'
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// /*/ // ⚡
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export const tests = []
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const t = (f) => tests.push(f)
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const result = (expression) =>
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expression
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.slice(2)
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.split(' ')
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.reduce((total, op) => {
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if (op === '+4') return total + 4
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if (op === '*2') return total * 2
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throw Error(`unknown op ${op}`)
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}, 1)
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t(
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({ code }) =>
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!/[5-9]/g.test(code) && code.includes('add4') && code.includes('mul2'),
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)
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t(({ eq }) => eq(result(findExpression(8)), 8))
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t(({ eq }) => eq(result(findExpression(14)), 14))
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t(({ eq }) => eq(result(findExpression(60)), 60))
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t(({ eq }) => eq(result(findExpression(100)), 100))
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t(({ eq }) => eq(result(findExpression(100)), 100))
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t(({ eq }) => eq(result(findExpression(280)), 280))
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t(({ eq }) => eq(result(findExpression(110)), 110))
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t(({ eq }) => eq(result(findExpression(144)), 144))
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t(({ eq }) => eq(result(findExpression(200)), 200))
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t(({ eq }) => eq(result(findExpression(104)), 104))
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t(({ eq }) => eq(findExpression(7), undefined))
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t(({ eq }) => eq(findExpression(63), undefined))
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t(({ eq }) => eq(findExpression(23), undefined))
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t(({ eq }) => eq(findExpression(103), undefined))
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Object.freeze(tests)
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