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React test lambda destructuring #39

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Merged
merged 2 commits into from
Mar 16, 2017
Merged

React test lambda destructuring #39

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8b3ee14
Use Kotlin 1.1 lambda destructuring feature in tests for multiple values
sdavids13 Mar 2, 2017
706c93e
Merge remote-tracking branch 'upstream/master' into react-test-lambda…
sdavids13 Mar 16, 2017
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18 changes: 9 additions & 9 deletions exercises/react/src/test/kotlin/ReactTest.kt
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Original file line number Diff line number Diff line change
Expand Up @@ -36,7 +36,7 @@ class ReactTest {
val reactor = Reactor<Int>()
val one = reactor.InputCell(1)
val two = reactor.InputCell(2)
val output = reactor.ComputeCell(one, two) { it[0] + it[1] * 10 }
val output = reactor.ComputeCell(one, two) { (x, y) -> x + y * 10 }
assertEquals(21, output.value)
}

Expand All @@ -57,7 +57,7 @@ class ReactTest {
val input = reactor.InputCell(1)
val timesTwo = reactor.ComputeCell(input) { it[0] * 2 }
val timesThirty = reactor.ComputeCell(input) { it[0] * 30 }
val output = reactor.ComputeCell(timesTwo, timesThirty) { it[0] + it[1] }
val output = reactor.ComputeCell(timesTwo, timesThirty) { (x, y) -> x + y }

assertEquals(32, output.value)
input.value = 3
Expand Down Expand Up @@ -149,7 +149,7 @@ class ReactTest {
val plusOne = reactor.ComputeCell(input) { it[0] + 1 }
val minusOne1 = reactor.ComputeCell(input) { it[0] - 1 }
val minusOne2 = reactor.ComputeCell(minusOne1) { it[0] - 1 }
val output = reactor.ComputeCell(plusOne, minusOne2) { it[0] * it[1] }
val output = reactor.ComputeCell(plusOne, minusOne2) { (x, y) -> x * y }

val vals = mutableListOf<Int>()
output.addCallback { vals.add(it) }
Expand All @@ -165,7 +165,7 @@ class ReactTest {
val input = reactor.InputCell(1)
val plusOne = reactor.ComputeCell(input) { it[0] + 1 }
val minusOne = reactor.ComputeCell(input) { it[0] - 1 }
val alwaysTwo = reactor.ComputeCell(plusOne, minusOne) { it[0] - it[1] }
val alwaysTwo = reactor.ComputeCell(plusOne, minusOne) { (x, y) -> x - y }

val vals = mutableListOf<Int>()
alwaysTwo.addCallback { vals.add(it) }
Expand Down Expand Up @@ -209,12 +209,12 @@ class ReactAdderTest(val input: Input, val expected: Expected) {
val b = reactor.InputCell(input.b)
val carryIn = reactor.InputCell(input.carryIn)

val aXorB = reactor.ComputeCell(a, b) { it[0].xor(it[1]) }
val sum = reactor.ComputeCell(aXorB, carryIn) { it[0].xor(it[1]) }
val aXorB = reactor.ComputeCell(a, b) { (x, y) -> x.xor(y) }
val sum = reactor.ComputeCell(aXorB, carryIn) { (x, y) -> x.xor(y) }

val aXorBAndCin = reactor.ComputeCell(aXorB, carryIn) { it[0] && it[1] }
val aAndB = reactor.ComputeCell(a, b) { it[0] && it[1] }
val carryOut = reactor.ComputeCell(aXorBAndCin, aAndB) { it[0] || it[1] }
val aXorBAndCin = reactor.ComputeCell(aXorB, carryIn) { (x, y) -> x && y }
val aAndB = reactor.ComputeCell(a, b) { (x, y) -> x && y }
val carryOut = reactor.ComputeCell(aXorBAndCin, aAndB) { (x, y) -> x || y }

assertEquals(expected, Expected(sum=sum.value, carryOut=carryOut.value))
}
Expand Down