Files
cs420/tests/ir_test.rs
Jeehoon Kang b929dc334d Initial commit
2020-03-17 17:31:16 +09:00

69 lines
2.2 KiB
Rust

use kecc::run_ir::*;
use kecc::*;
use std::path::Path;
// TODO: cover all examples in the future
#[test]
fn ir_interpreter_test() {
// Test toy example
assert_eq!(run_example("examples/foo.c"), Ok(Value::Int(-1)));
// Test toy example with negate unary operator
assert_eq!(run_example("examples/negate.c"), Ok(Value::Int(1)));
// Test fibonacci function with for-loop
assert_eq!(run_example("examples/fib3.c"), Ok(Value::Int(34)));
// Test fibonacci function with while-loop
assert_eq!(run_example("examples/fib4.c"), Ok(Value::Int(34)));
// Test fibonacci function with do-while-loop
assert_eq!(run_example("examples/fib5.c"), Ok(Value::Int(34)));
// Test fibonacci function with recursive function call
assert_eq!(run_example("examples/fibonacci.c"), Ok(Value::Int(34)));
// Test example with global variable
assert_eq!(run_example("examples/foo3.c"), Ok(Value::Int(30)));
// Test example with comma expressions
assert_eq!(run_example("examples/comma.c"), Ok(Value::Int(7)));
// Test example with complex function call
assert_eq!(run_example("examples/foo4.c"), Ok(Value::Int(6)));
// Test example with pointer
assert_eq!(run_example("examples/pointer.c"), Ok(Value::Int(3)));
// Test example with sizeof
assert_eq!(run_example("examples/sizeof.c"), Ok(Value::Int(4)));
// Test example with alignof
assert_eq!(run_example("examples/alignof.c"), Ok(Value::Int(4)));
// Test example with simple for statement
assert_eq!(run_example("examples/simple_for.c"), Ok(Value::Int(55)));
// Test example with conditional expression
assert_eq!(run_example("examples/cond.c"), Ok(Value::Int(5)));
// Test example with switch statement
assert_eq!(run_example("examples/switch.c"), Ok(Value::Int(2)));
}
fn run_example(example_path: &str) -> Result<Value, InterpreterError> {
let example_path = Path::new(example_path);
let unit = Parse::default()
.translate(&example_path)
.expect("parse failed");
let ir = Irgen::default()
.translate(&unit)
.expect("failed to generate ir");
// TODO: consider command line arguments in the future
// TODO: randomly generate argument values
let args = Vec::new();
run_ir(&ir, args)
}