Added more tests on incorporation

compiler/testData/constraintSystem/severalVariables/other/simpleFun.bounds

@@ -0,0 +1,26 @@
+VARIABLES T P E
+
+SUBTYPE Int T
+SUBTYPE P String
+SUBTYPE E Fun<T, P>
+
+type parameter bounds:
+T >: Int
+P <: String
+E <: Fun<T, [ERROR : No type element]>*, <: Fun<Int, [ERROR : No type element]>
+
+status:
+-hasCannotCaptureTypesError: false
+-hasConflictingConstraints: false
+-hasContradiction: false
+-hasErrorInConstrainingTypes: false
+-hasTypeConstructorMismatch: false
+-hasTypeInferenceIncorporationError: false
+-hasUnknownParameters: false
+-hasViolatedUpperBound: false
+-isSuccessful: true
+
+result:
+T=Int
+P=String
+E=Fun<Int, [ERROR : No type element]>