change test framework to use files for in and out (s-exp)

test/cases/expressions/assignment.tst

@@ -0,0 +1,5 @@
+a = 5
+-- -- --
+s(:list,  [s(:assign, 
+  s(:name,  "a"), 
+  s(:int,  5))])

test/cases/expressions/assignment_instance.tst

@@ -0,0 +1,5 @@
+a = 5
+-- -- --
+s(:list,  [s(:assign, 
+  s(:name,  "a"), 
+  s(:int,  5))])

test/cases/expressions/op_two_variable.tst

@@ -0,0 +1,5 @@
+a - b
+-- -- --
+s(:list,  [s(:operator,  "-", 
+  s(:name,  "a"), 
+  s(:name,  "b"))])

test/cases/expressions/op_variable.tst

@@ -0,0 +1,5 @@
+a - 5
+-- -- --
+s(:list,  [s(:operator,  "-", 
+  s(:name,  "a"), 
+  s(:int,  5))])

test/cases/expressions/op_variable_string.tst

@@ -0,0 +1,5 @@
+a - "st"
+-- -- --
+s(:list,  [s(:operator,  "-", 
+  s(:name,  "a"), 
+  s(:string,  "st"))])

test/cases/expressions/op_variable_true.tst

@@ -0,0 +1,5 @@
+a == true
+-- -- --
+s(:list,  [s(:operator,  "==", 
+  s(:name,  "a"), 
+  s(:true))])

test/cases/expressions/simple_devide.tst

@@ -0,0 +1,5 @@
+5 / 3
+-- -- --
+s(:list,  [s(:operator,  "/", 
+  s(:int,  5), 
+  s(:int,  3))])

test/cases/expressions/simple_greater.tst

@@ -0,0 +1,5 @@
+5 > 3
+-- -- --
+s(:list,  [s(:operator,  ">", 
+  s(:int,  5), 
+  s(:int,  3))])

test/cases/expressions/simple_minus.tst

@@ -0,0 +1,5 @@
+5 - 3
+-- -- --
+s(:list,  [s(:operator,  "-", 
+  s(:int,  5), 
+  s(:int,  3))])

test/cases/expressions/simple_multiply.tst

@@ -0,0 +1,5 @@
+5 * 3
+-- -- --
+s(:list,  [s(:operator,  "*", 
+  s(:int,  5), 
+  s(:int,  3))])

test/cases/expressions/simple_plus.tst

@@ -0,0 +1,5 @@
+5 + 3
+-- -- --
+s(:list,  [s(:operator,  "+", 
+  s(:int,  5), 
+  s(:int,  3))])

test/cases/expressions/simple_smaller.tst

@@ -0,0 +1,5 @@
+5 < 3
+-- -- --
+s(:list,  [s(:operator,  "<", 
+  s(:int,  5), 
+  s(:int,  3))])

test/cases/expressions/two_different_ops.tst

@@ -0,0 +1,7 @@
+2 + 3 * 4
+-- -- --
+s(:list,  [s(:operator,  "+", 
+  s(:int,  2), 
+  s(:operator,  "*", 
+    s(:int,  3), 
+    s(:int,  4)))])

test/cases/expressions/two_different_ops_order.tst

@@ -0,0 +1,7 @@
+2 * 3 + 4
+-- -- --
+s(:list,  [s(:operator,  "+", 
+  s(:operator,  "*", 
+    s(:int,  2), 
+    s(:int,  3)), 
+  s(:int,  4))])

test/cases/expressions/two_same_ops.tst

@@ -0,0 +1,7 @@
+2 + 3 + 4
+-- -- --
+s(:list,  [s(:operator,  "+", 
+  s(:operator,  "+", 
+    s(:int,  2), 
+    s(:int,  3)), 
+  s(:int,  4))])