adding cs236

cs236/tests/lab02/in/in21.txt

@@ -0,0 +1,17 @@
+
+
+Schemes:
+  snap(S,N,A,P)
+  HasSameAddress(X,Y)
+
+Facts:
+  snap('12345','C. Brown','12 Apple','555-1234').
+  snap('33333','Snoopy','12 Apple','555-1234').
+
+Rules:
+  HasSameAddress(X,'Y') :- snap(A,X,B,C),snap(D,Y,'B',E).
+
+Queries:
+  HasSameAddress('Snoopy',Who)?
+
+

cs236/tests/lab02/in/in22.txt

@@ -0,0 +1,16 @@
+Schemes:
+    snap(S,N,A,P) 
+    NameHasID(N,S)
+ 
+Facts:
+    snap('12345','C. Brown','12 Apple','555-1234').
+    snap('67890','L. Van Pelt','34 Pear','555-5678').
+ 
+Rules:
+    NameHasID(N,S) :- snap(S,N,A,P)?
+ 
+Queries:
+    NameHasID('Snoopy',Id)?
+ 
+
+

cs236/tests/lab02/in/in23.txt

@@ -0,0 +1,19 @@
+
+
+Schemes:
+  bob(A,B)
+
+Facts:
+  bob('4','2').
+
+Rules:
+  bob(A,B) :- bob(B,A).
+
+Queries:
+  bob(X,Y)?
+
+
+# extra tokens at end of file
+
+????
+

cs236/tests/lab02/in/in24.txt

@@ -0,0 +1,19 @@
+
+
+Schemes:
+  bob(A,B)
+
+Facts:
+  bob('4','2').
+
+Rules:
+  bob(A,B) :- bob(B,A).
+
+
+# wrong punctuation for query
+
+Queries:
+  bob(X,Y).
+
+
+

cs236/tests/lab02/in/in25.txt

@@ -0,0 +1,18 @@
+
+
+Schemes:
+  bob(A,B)
+
+# missing punctuation on fact
+
+Facts:
+  bob('4','2')
+
+Rules:
+  bob(A,B) :- bob(B,A).
+
+Queries:
+  bob(X,Y)?
+
+
+

cs236/tests/lab02/in/in26.txt

@@ -0,0 +1,16 @@
+
+
+Schemes:
+  bob(A,B)
+
+# fact/rule lists should be optional
+
+Facts:
+
+Rules:
+
+Queries:
+  bob(X,Y)?
+
+
+

cs236/tests/lab02/in/in27.txt

@@ -0,0 +1,14 @@
+
+
+# scheme/query lists should be required
+
+Schemes:
+
+Facts:
+
+Rules:
+
+Queries:
+
+
+

cs236/tests/lab02/in/in28.txt

@@ -0,0 +1,21 @@
+
+
+Schemes:
+  bob(A,B)
+
+Facts:
+  bob('4','2').
+
+# rules section should exist
+# queries should come after rules
+
+Queries:
+  bob(X,Y)?
+
+# facts can't be repeated
+
+Facts:
+  bob('4','4').
+
+
+