Working on #48 : Fixed first version of ExpressionParser.py

tests/parsers/test_ExpressionParser.py

@@ -3,11 +3,11 @@ import pytest
 from core.builtin_concepts_ids import BuiltinConcepts
 from core.sheerka.services.SheerkaExecute import ParserInput
 from core.tokenizer import Tokenizer
+from parsers.BaseExpressionParser import VariableNode
 from parsers.BaseParser import ErrorSink
 from parsers.ExpressionParser import ExpressionParser
-from parsers.BaseExpressionParser import VariableNode
 from tests.TestUsingMemoryBasedSheerka import TestUsingMemoryBasedSheerka
-from tests.parsers.parsers_utils import get_expr_node_from_test_node, VAR, EXPR, AND, OR, NOT, GT, GTE, LT, LTE, EQ, \
+from tests.parsers.parsers_utils import get_expr_node_from_test_node, VAR, EXPR, FN, AND, NOT, OR, GT, GTE, LT, LTE, EQ, \
     NEQ, IN, NIN
 
 
@@ -47,7 +47,10 @@ class TestExpressionParser(TestUsingMemoryBasedSheerka):
         ("var1 != var2", NEQ(VAR("var1"), VAR("var2"))),
         ("var1 in (var2.attr2, var3.attr3)", IN(VAR("var1"), EXPR("var2.attr2, var3.attr3"))),
         ("var1 not in (var2.attr2, var3.attr3)", NIN(VAR("var1"), EXPR("var2.attr2, var3.attr3"))),
-
+        ("var1 < var2 and var3 > var4", AND(LT(VAR("var1"), VAR("var2")), GT(VAR("var3"), VAR("var4")))),
+        ("func1(one, 1 + 2, func2(3))", FN("func1(", (")", 1), [(VAR("one"), ", "),
+                                                                (EXPR("1 + 2"), ", "),
+                                                                FN("func2(", ")", [EXPR("3")])])),
     ])
     def test_i_can_parse_input(self, expression, expected):
         sheerka, context, parser, parser_input, error_sink = self.init_parser_with_source(expression)