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Add final parser tests

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Vili Sinervä 2025-01-31 20:35:41 +02:00
parent d72fd82c7b
commit 58d9ec015e
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1 changed files with 67 additions and 0 deletions
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67
src/compiler/parser/tests.rs
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@ -651,3 +651,70 @@ fn test_while_do_nested() {
fn test_while_no_do() {
parse(&tokenize("while true"));
}
#[test]
fn test_multiple_top_levels() {
let result = parse(&tokenize("a;"));
assert_eq!(result, block_ast!(vec![id_ast!("a"), empty_ast!()]));
let result = parse(&tokenize("a; b"));
assert_eq!(result, block_ast!(vec![id_ast!("a"), id_ast!("b")]));
let result = parse(&tokenize("{}{}"));
assert_eq!(
result,
block_ast!(vec![block_ast!(vec![]), block_ast!(vec![])])
);
}
#[test]
fn test_large() {
let result = parse(&tokenize(
"
{
while f() do {
x = 10;
y = if g(x) then {
x = x + 1;
x
} else {
g(x)
}
g(y);
}
123
}
",
));
assert_eq!(
result,
block_ast!(vec![
while_ast!(
fun_ast_b!("f", vec![]),
block_ast_b!(vec![
bin_ast!(id_ast_b!("x"), "=", int_ast_b!(10)),
bin_ast!(
id_ast_b!("y"),
"=",
con_ast_b!(
fun_ast_b!("g", vec![id_ast!("x")]),
block_ast_b!(vec![
bin_ast!(
id_ast_b!("x"),
"=",
bin_ast_b!(id_ast_b!("x"), "+", int_ast_b!(1))
),
id_ast!("x")
]),
Some(block_ast_b!(vec![fun_ast!("g", vec![id_ast!("x")])]))
)
),
fun_ast!("g", vec![id_ast!("y")]),
empty_ast!()
])
),
int_ast!(123),
])
);
}