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52 lines
1.8 KiB
52 lines
1.8 KiB
5 years ago
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export const tests = []
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const t = (f) => tests.push(f)
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const sub32 = (el) => el - 32
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const mult5 = (el) => el * 5
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const div9 = (el) => el / 9
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const roundDown = (el) => Math.floor(el)
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const square = (nbr) => nbr * nbr
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const add2 = (el) => el + 2
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const mult2 = (el) => el * 2
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const addAll = (...el) =>
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el.length === 1 ? el[0] : el[0] + addAll(...el.slice(1))
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export const setup = () => {
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const farenheitToCelsius = flow(sub32, mult5, div9, roundDown)
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const add2Mult2Square = flow(add2, mult2, square)
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const addAllThenConvertToCelsius = flow(addAll, farenheitToCelsius)
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return { farenheitToCelsius, add2Mult2Square, addAllThenConvertToCelsius }
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}
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//Farenheit to Celsius
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t(({ eq, ctx }) => eq(ctx.farenheitToCelsius(32), 0))
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t(({ eq, ctx }) => eq(ctx.farenheitToCelsius(0), -18))
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t(({ eq, ctx }) => eq(ctx.farenheitToCelsius(40), 4))
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t(({ eq, ctx }) => eq(ctx.farenheitToCelsius(50), 10))
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t(({ eq, ctx }) => eq(ctx.farenheitToCelsius(60), 15))
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t(({ eq, ctx }) => eq(ctx.farenheitToCelsius(100), 37))
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// add2Mult2Square
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t(({ eq, ctx }) => eq(ctx.add2Mult2Square(32), 4624))
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t(({ eq, ctx }) => eq(ctx.add2Mult2Square(0), 16))
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t(({ eq, ctx }) => eq(ctx.add2Mult2Square(40), 7056))
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t(({ eq, ctx }) => eq(ctx.add2Mult2Square(50), 10816))
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t(({ eq, ctx }) => eq(ctx.add2Mult2Square(60), 15376))
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t(({ eq, ctx }) => eq(ctx.add2Mult2Square(-100), 38416))
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// addAllThenConvertToCelsius
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t(({ eq, ctx }) => eq(ctx.addAllThenConvertToCelsius(20, 5, 6, 1), 0))
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t(({ eq, ctx }) => eq(ctx.addAllThenConvertToCelsius(-10, -10, 20), -18))
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t(({ eq, ctx }) => eq(ctx.addAllThenConvertToCelsius(10, 5, 5, 10, 5, 5), 4))
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t(({ eq, ctx }) => eq(ctx.addAllThenConvertToCelsius(25, 5, 20), 10))
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t(({ eq, ctx }) => eq(ctx.addAllThenConvertToCelsius(30, 30), 15))
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t(({ eq, ctx }) => eq(ctx.addAllThenConvertToCelsius(99, 1), 37))
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Object.freeze(tests)
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