Merge pull request #1 from Kshitij09/range-assertions

Added shouldNotBeInRange for ClosedRange #119

AUTHORS.md

@@ -35,3 +35,4 @@
 1. Jógvan Olsen - [@jeggy](https://github.com/jeggy) ([Contributions](https://github.com/MarkusAmshove/Kluent/commits?author=jeggy))
 1. Yang C - [@ychescale9](https://github.com/ychescale9) ([Contributions](https://github.com/MarkusAmshove/Kluent/commits?author=ychescale9))
 1. Christian Ivicevic - [@ChristianIvicevic](https://github.com/ChristianIvicevic) ([Contributions](https://github.com/MarkusAmshove/Kluent/commits?author=ChristianIvicevic))
+1. Kshitij Patil [@Kshitij09](https://github.com/Kshitij09) ([Contributions](https://github.com/MarkusAmshove/Kluent/commits?author=Kshitij09))

common/src/main/kotlin/org/amshove/kluent/Collections.kt

@@ -550,6 +550,15 @@ infix fun <T : Comparable<T>> ClosedRange<T>.shouldBeInRange(input: ClosedRange<
     )
 }
 
+infix fun <T : Comparable<T>> ClosedRange<T>.shouldNotBeInRange(input: ClosedRange<T>): ClosedRange<T> = apply {
+    if (!(input.start <= this.start && input.endInclusive >= this.endInclusive)) Unit
+    else failExpectedActual(
+            "ClosedRange contain elements of \"$input\"",
+            "the ClosedRange should not contain \"$input\"",
+            "the ClosedRange contains \"$this\""
+    )
+}
+
 fun <E> Iterable<E>.shouldMatchAtLeastOneOf(predicate: (E) -> Boolean): Iterable<E> {
     this.forEach {
         if (predicate(it))

common/src/test/kotlin/org/amshove/kluent/collections/ShouldNotBeInRangeShould.kt

@@ -0,0 +1,25 @@
+package org.amshove.kluent.collections
+
+import org.amshove.kluent.shouldNotBeInRange
+import kotlin.test.Test
+import kotlin.test.assertFails
+
+class ShouldNotBeInRangeShould {
+
+    @Test
+    fun passWhenAllElementsOfTheInputRangeAreNotInTheTargetRange() {
+        val targetRange: IntRange = 1..9
+        val inputRange = 4..5
+
+        targetRange.shouldNotBeInRange(inputRange)
+    }
+
+    @Test
+    fun failWhenAllElementsOfTheInputRangeAreInTheTargetRange() {
+        val targetRange = 4..5
+        val inputRange = 1..9
+
+        assertFails { targetRange.shouldNotBeInRange(inputRange) }
+    }
+
+}

jvm/src/main/kotlin/org/amshove/kluent/CollectionsBacktick.kt

@@ -296,6 +296,8 @@ infix fun CharArray.`should contain same`(expected: CharArray) = this.shouldCont
 
 infix fun <T : Comparable<T>> ClosedRange<T>.`should be in range`(target: ClosedRange<T>) = this.shouldBeInRange(target)
 
+infix fun <T : Comparable<T>> ClosedRange<T>.`should not be in range`(target: ClosedRange<T>) = this.shouldNotBeInRange(target)
+
 infix fun <E> Array<E>.`should match at least one of`(predicate: (E) -> Boolean): Array<E> {
     return shouldMatchAtLeastOneOf(predicate)
 }