Added more tests and updated existing to use snapshot style testing

rust_compiler/libs/compiler/src/test/mod.rs

@@ -42,9 +42,14 @@ mod binary_expression;
 mod branching;
 mod declaration_function_invocation;
 mod declaration_literal;
+mod device_access;
+mod edge_cases;
+mod error_handling;
 mod function_declaration;
 mod logic_expression;
 mod loops;
 mod math_syscall;
+mod negation_priority;
+mod scoping;
 mod syscall;
 mod tuple_literals;