new tasks

Task/Assertions/Scala/assertions-2.scala

@@ -0,0 +1,2 @@
+require(a == 42)
+require(a == 42, "a isn't equal to 42")

Task/Assertions/Scala/assertions-3.scala

@@ -0,0 +1,4 @@
+println(a.ensuring(a == 42))
+println(a.ensuring(a == 42, "a isn't equal to 42"))
+println(a.ensuring(_ == 42))
+println(a.ensuring(_ == 42, "a isn't equal to 42"))

Task/Assertions/Scala/assertions.scala

@@ -0,0 +1,4 @@
+assert(a == 42)
+assert(a == 42, "a isn't equal to 42")
+assume(a == 42)
+assume(a == 42, "a isn't equal to 42")