generate constraint system tests

more tests added

compiler/testData/constraintSystem/variance/consumer.bounds

@@ -0,0 +1,17 @@
+VARIABLES T
+
+SUBTYPE Consumer<A> Consumer<T>
+
+type parameter bounds:
+T <: A(SPECIAL)
+status:
+-hasConflictingConstraints: false
+-hasContradiction: false
+-hasErrorInConstrainingTypes: false
+-hasTypeConstructorMismatch: false
+-hasUnknownParameters: false
+-hasViolatedUpperBound: false
+-isSuccessful: true
+
+result:
+T=A

compiler/testData/constraintSystem/variance/invariant.bounds

@@ -0,0 +1,17 @@
+VARIABLES T
+
+SUBTYPE My<T> My<A>
+
+type parameter bounds:
+T := A(SPECIAL)
+status:
+-hasConflictingConstraints: false
+-hasContradiction: false
+-hasErrorInConstrainingTypes: false
+-hasTypeConstructorMismatch: false
+-hasUnknownParameters: false
+-hasViolatedUpperBound: false
+-isSuccessful: true
+
+result:
+T=A

compiler/testData/constraintSystem/variance/producer.bounds

@@ -0,0 +1,17 @@
+VARIABLES T
+
+SUBTYPE Producer<A> Producer<T>
+
+type parameter bounds:
+T >: A(SPECIAL)
+status:
+-hasConflictingConstraints: false
+-hasContradiction: false
+-hasErrorInConstrainingTypes: false
+-hasTypeConstructorMismatch: false
+-hasUnknownParameters: false
+-hasViolatedUpperBound: false
+-isSuccessful: true
+
+result:
+T=A