flesh/tests/test_lib_append.rs
Ava Hahn 09e3546ba6
implement basic control flow, error handling from functions, many tests
Signed-off-by: Ava Hahn <ava@aidanis.online>
2023-02-27 22:53:54 -08:00

76 lines
2.1 KiB
Rust

mod append_lib_tests {
use relish::ast::{Ctr, eval, lex, SymTable};
use relish::stdlib::{static_stdlib, dynamic_stdlib};
#[test]
fn test_append_to_empty_list() {
let document = "(append () 1)";
let result = "(1)";
let mut syms = SymTable::new();
static_stdlib(&mut syms).unwrap();
dynamic_stdlib(false, &mut syms).unwrap();
if let Ok(tree) = lex(&document.to_string()) {
if let Ctr::Seg(ref s) = *eval(&tree, &mut syms).unwrap() {
assert_eq!(s.to_string(), result);
}
} else {
assert!(false)
}
}
#[test]
fn test_append_to_full_list() {
let document = "(append (1 2) 3)";
let result = "(1 2 3)";
let mut syms = SymTable::new();
static_stdlib(&mut syms).unwrap();
dynamic_stdlib(false, &mut syms).unwrap();
if let Ok(tree) = lex(&document.to_string()) {
if let Ctr::Seg(ref s) = *eval(&tree, &mut syms).unwrap() {
assert_eq!(s.to_string(), result);
}
} else {
assert!(false);
}
}
#[test]
fn test_mono_append() {
let document = "(append)";
let result = "(<nil>)";
let mut syms = SymTable::new();
static_stdlib(&mut syms).unwrap();
dynamic_stdlib(false, &mut syms).unwrap();
if let Ok(tree) = lex(&document.to_string()) {
if let Ctr::Seg(ref s) = *eval(&tree, &mut syms).unwrap() {
assert_eq!(s.to_string(), result);
}
} else {
assert!(false);
}
}
#[test]
fn test_append_no_list() {
let document = "(append 'test' 1 2 3)";
let result = "('test' 1 2 3)";
let mut syms = SymTable::new();
static_stdlib(&mut syms).unwrap();
dynamic_stdlib(false, &mut syms).unwrap();
if let Ok(tree) = lex(&document.to_string()) {
if let Ctr::Seg(ref s) = *eval(&tree, &mut syms).unwrap() {
assert_eq!(s.to_string(), result);
}
} else {
assert!(false);
}
}
}