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How to use testStandardDeviation method of io.kotest.matchers.stats.matchers class

Best Kotest code snippet using io.kotest.matchers.stats.matchers.testStandardDeviation

matchers.kt

Source:matchers.kt

...344      {345         "Collection should not have variance $expected but was $actual"346      })347}348private fun <T : Number> testStandardDeviation(349   collection: Collection<T>,350   expectedValue: BigDecimal,351   precision: Int352): MatcherResult {353   val expected = expectedValue.stripTrailingZeros()354   val actual = if (collection.isEmpty()) BigDecimal.ZERO else calculateStandardDeviation(collection).round(precision)355   return MatcherResult(356      expected.compareTo(actual) == 0,357      { "Collection should have standard deviation $expected but was $actual" },358      {359         "Collection should not have standard deviation $expected but was $actual"360      })361}362fun <T : Number> haveMean(expectedValue: BigDecimal, precision: Int = 4) = object :363   Matcher<Collection<T>> {364   override fun test(value: Collection<T>): MatcherResult = testMean(value, expectedValue, precision)365}366fun <T : Number> haveMean(expectedValue: Double, precision: Int = 4) = object : Matcher<Collection<T>> {367   override fun test(value: Collection<T>): MatcherResult = testMean(value, expectedValue.toBigDecimal(), precision)368}369fun <T : Number> haveVariance(expectedValue: BigDecimal, precision: Int) = object : Matcher<Collection<T>> {370   override fun test(value: Collection<T>): MatcherResult = testVariance(value, expectedValue, precision)371}372fun <T : Number> haveVariance(expectedValue: Double, precision: Int) = object : Matcher<Collection<T>> {373   override fun test(value: Collection<T>): MatcherResult = testVariance(value, expectedValue.toBigDecimal(), precision)374}375fun <T : Number> haveStandardDeviation(expectedValue: BigDecimal, precision: Int) = object : Matcher<Collection<T>> {376   override fun test(value: Collection<T>): MatcherResult = testStandardDeviation(value, expectedValue, precision)377}378fun <T : Number> haveStandardDeviation(expectedValue: Double, precision: Int) = object : Matcher<Collection<T>> {379   override fun test(value: Collection<T>): MatcherResult = testStandardDeviation(value, expectedValue.toBigDecimal(), precision)380}...

testStandardDeviation

Using AI Code Generation

1import io.kotest.matchers.shouldBe2import io.kotest.matchers.stats.matchers.*3import io.kotest.matchers.stats.*4import io.kotest.matchers.*5import io.kotest.core.spec.style.StringSpec6import io.kotest.matchers.should7import io.kotest.matchers.shouldNot8class TestStandardDeviation : StringSpec({9"test standardDeviation" {10val listOfNumbers = listOf(1, 2, 3, 4, 5, 6, 7, 8, 9, 10)11val standardDeviation = StandardDeviation()12standardDeviation should testStandardDeviation(listOfNumbers, 3.0276503540974917)13}14})15import io.kotest.matchers.shouldBe16import io.kotest.matchers.stats.matchers.*17import io.kotest.matchers.stats.*18import io.kotest.matchers.*19import io.kotest.core.spec.style.StringSpec20import io.kotest.matchers.should21import io.kotest.matchers.shouldNot22class TestStandardDeviation : StringSpec({23"test standardDeviation" {24val listOfNumbers = listOf(1, 2, 3, 4, 5, 6, 7, 8, 9, 10)25val standardDeviation = StandardDeviation()26standardDeviation should testStandardDeviation(listOfNumbers, 3.0276503540974917)27}28})29import io.kotest.matchers.shouldBe30import io.kotest.matchers.stats.matchers.*31import io.kotest.matchers.stats.*32import io.kotest.matchers.*33import io.kotest.core.spec.style.StringSpec34import io.kotest.matchers.should35import io.kotest.matchers.shouldNot36class TestStandardDeviation : StringSpec({37"test standardDeviation" {38val listOfNumbers = listOf(1, 2, 3, 4, 5, 6, 7, 8, 9, 10)39val standardDeviation = StandardDeviation()40standardDeviation should testStandardDeviation(listOfNumbers, 3.0276503540974917)41}42})

testStandardDeviation

Using AI Code Generation

1testStandardDeviation ( data , 2.0 )2testVariance ( data , 4.0 )3testKurtosis ( data , 0.0 )4testSkewness ( data , 0.0 )5testSumOfSquares ( data , 30.0 )6testGeometricMean ( data , 2.0 )7testHarmonicMean ( data , 1.6363636363636365 )8testMedian ( data , 2.0 )9testMode ( data , 1.0 )10testPercentile ( data , 50.0 , 2.0 )11testInterquartileRange ( data , 1.0 )12testQuartiles ( data , 1.5 , 2.0 , 2.5 )13testSkewness ( data , 0.0 )14testKurtosis ( data , 0.0 )15testRange ( data , 1.0 , 4.0 )

testStandardDeviation

Using AI Code Generation

1testStandardDeviation ( 1.0 , 2.0 , 3.0 ) should be ( 1.0 )2testStandardDeviation ( 1.0 , 2.0 , 3.0 ) shouldNot be ( 2.0 )3testStandardDeviation ( 1.0 , 2.0 , 3.0 ) shouldBe 1.04testStandardDeviation ( 1.0 , 2.0 , 3.0 ) shouldNotBe 2.05testStandardDeviation ( 1.0 , 2.0 , 3.0 ) should beLessThan ( 2.0 )6testStandardDeviation ( 1.0 , 2.0 , 3.0 ) should beLessThanOrEqual ( 2.0 )7testStandardDeviation ( 1.0 , 2.0 , 3.0 ) should beGreaterThan ( 0.0 )8testStandardDeviation ( 1.0 , 2.0 , 3.0 ) should beGreaterThanOrEqual ( 0.0 )9testStandardDeviation ( 1.0 , 2.0 , 3.0 ) shouldBeInRange 0.0 .. 2.010testStandardDeviation ( 1.0 , 2.0 , 3.0 ) shouldNotBeInRange 0.0 .. 1.0

testStandardDeviation

Using AI Code Generation

1testStandardDeviation ( 5.0 , 1.0 , 1.0 , 1.0 , 1.0 , 1.0 ) shouldBe 0.02testStandardDeviation ( 1.0 , 1.0 , 1.0 , 1.0 , 1.0 , 1.0 ) shouldBe 0.03testStandardDeviation ( 1.0 , 1.0 , 1.0 , 1.0 , 1.0 , 1.0 ) shouldBe 0.04testStandardDeviation ( 1.0 , 1.0 , 1.0 , 1.0 , 1.0 , 1.0 ) shouldBe 0.05testStandardDeviation ( 1.0 , 1.0 , 1.0 , 1.0 , 1.0 , 1.0 ) shouldBe 0.06testStandardDeviation ( 1.0 , 1.0 , 1.0 , 1.0 , 1.0 , 1.0 ) shouldBe 0.07testStandardDeviation ( 1.0 , 1.0 , 1.0 , 1.0 , 1.0 , 1.0 ) shouldBe 0.08testStandardDeviation ( 1.0 , 1.0 , 1.0 , 1.0 , 1.0 , 1.0 ) shouldBe 0.0

testStandardDeviation

Using AI Code Generation

1testStandardDeviation(standardDeviation, 0.0, 0.5, 1.0, 1.5, 2.0)2testVariance(variance, 0.0, 0.5, 1.0, 1.5, 2.0)3testStandardError(standardError, 0.0, 0.5, 1.0, 1.5, 2.0)4testMean(mean, 0.0, 0.5, 1.0, 1.5, 2.0)5testMedian(median, 0.0, 0.5, 1.0, 1.5, 2.0)6testMode(mode, 0.0, 0.5, 1.0, 1.5, 2.0)7testQuartiles(quartiles, 0.0, 0.5, 1.0, 1.5, 2.0)8testPercentile(0.0, 0.0, 0.5, 1.0, 1.5, 2.0)9testPercentile(0.25, 0.0, 0.5, 1.0, 1.5, 2.0)10testPercentile(0.75, 0.0, 0.5, 1.0, 1.5, 2.0)11testPercentile(1.0, 0.0, 0.5, 1.0, 1.5, 2.0)

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