data: add additional test cases

I was too tired last night (this morning...) I inverted a couple comparisons.

Those simple tests helped isolate the issue.

data/inputs/only-one-cancelled.in.csv

@@ -0,0 +1,3 @@
+N,1,VAL,10,100,B,1
+C,1,1
+F

data/inputs/only-one.in.csv

@@ -0,0 +1,2 @@
+N,1,VAL,10,100,B,1
+F

data/inputs/two.in.csv

@@ -0,0 +1,2 @@
+N,1,VAL,10,100,B,1
+N,1,VAL,9,100,B,2

data/outputs/only-one-cancelled.out.csv

@@ -0,0 +1,4 @@
+A,1,1
+B,B,10,100
+A,1,1
+B,B,-,-

data/outputs/only-one.out.csv

@@ -0,0 +1,2 @@
+A,1,1
+B,B,10,100

data/outputs/two.out.csv

@@ -0,0 +1,3 @@
+A,1,1
+B,B,10,100
+A,1,2