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Add only_i32 and only_i64 features.

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This commit is contained in:
Stephen Chung
2020-03-10 23:06:20 +08:00
parent e22aaca5c1
commit 708c285a0a
31 changed files with 532 additions and 312 deletions
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82
tests/math.rs
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@@ -1,41 +1,73 @@
use rhai::{Engine, EvalAltResult};
use rhai::{Engine, EvalAltResult, INT};
#[test]
fn test_math() -> Result<(), EvalAltResult> {
let mut engine = Engine::new();
assert_eq!(engine.eval::<i64>("1 + 2")?, 3);
assert_eq!(engine.eval::<i64>("1 - 2")?, -1);
assert_eq!(engine.eval::<i64>("2 * 3")?, 6);
assert_eq!(engine.eval::<i64>("1 / 2")?, 0);
assert_eq!(engine.eval::<i64>("3 % 2")?, 1);
assert_eq!(engine.eval::<INT>("1 + 2")?, 3);
assert_eq!(engine.eval::<INT>("1 - 2")?, -1);
assert_eq!(engine.eval::<INT>("2 * 3")?, 6);
assert_eq!(engine.eval::<INT>("1 / 2")?, 0);
assert_eq!(engine.eval::<INT>("3 % 2")?, 1);
#[cfg(not(feature = "only_i32"))]
assert_eq!(
engine.eval::<i64>("(-9223372036854775807).abs()")?,
engine.eval::<INT>("(-9223372036854775807).abs()")?,
9223372036854775807
);
#[cfg(feature = "only_i32")]
assert_eq!(engine.eval::<INT>("(-2147483647).abs()")?, 2147483647);
// Overflow/underflow/division-by-zero errors
#[cfg(not(feature = "unchecked"))]
{
match engine.eval::<i64>("9223372036854775807 + 1") {
Err(EvalAltResult::ErrorArithmetic(_, _)) => (),
r => panic!("should return overflow error: {:?}", r),
#[cfg(not(feature = "only_i32"))]
{
match engine.eval::<INT>("9223372036854775807 + 1") {
Err(EvalAltResult::ErrorArithmetic(_, _)) => (),
r => panic!("should return overflow error: {:?}", r),
}
match engine.eval::<INT>("-9223372036854775808 - 1") {
Err(EvalAltResult::ErrorArithmetic(_, _)) => (),
r => panic!("should return underflow error: {:?}", r),
}
match engine.eval::<INT>("9223372036854775807 * 9223372036854775807") {
Err(EvalAltResult::ErrorArithmetic(_, _)) => (),
r => panic!("should return overflow error: {:?}", r),
}
match engine.eval::<INT>("9223372036854775807 / 0") {
Err(EvalAltResult::ErrorArithmetic(_, _)) => (),
r => panic!("should return division by zero error: {:?}", r),
}
match engine.eval::<INT>("9223372036854775807 % 0") {
Err(EvalAltResult::ErrorArithmetic(_, _)) => (),
r => panic!("should return division by zero error: {:?}", r),
}
}
match engine.eval::<i64>("-9223372036854775808 - 1") {
Err(EvalAltResult::ErrorArithmetic(_, _)) => (),
r => panic!("should return underflow error: {:?}", r),
}
match engine.eval::<i64>("9223372036854775807 * 9223372036854775807") {
Err(EvalAltResult::ErrorArithmetic(_, _)) => (),
r => panic!("should return overflow error: {:?}", r),
}
match engine.eval::<i64>("9223372036854775807 / 0") {
Err(EvalAltResult::ErrorArithmetic(_, _)) => (),
r => panic!("should return division by zero error: {:?}", r),
}
match engine.eval::<i64>("9223372036854775807 % 0") {
Err(EvalAltResult::ErrorArithmetic(_, _)) => (),
r => panic!("should return division by zero error: {:?}", r),
#[cfg(feature = "only_i32")]
{
match engine.eval::<INT>("2147483647 + 1") {
Err(EvalAltResult::ErrorArithmetic(_, _)) => (),
r => panic!("should return overflow error: {:?}", r),
}
match engine.eval::<INT>("-2147483648 - 1") {
Err(EvalAltResult::ErrorArithmetic(_, _)) => (),
r => panic!("should return underflow error: {:?}", r),
}
match engine.eval::<INT>("2147483647 * 2147483647") {
Err(EvalAltResult::ErrorArithmetic(_, _)) => (),
r => panic!("should return overflow error: {:?}", r),
}
match engine.eval::<INT>("2147483647 / 0") {
Err(EvalAltResult::ErrorArithmetic(_, _)) => (),
r => panic!("should return division by zero error: {:?}", r),
}
match engine.eval::<INT>("2147483647 % 0") {
Err(EvalAltResult::ErrorArithmetic(_, _)) => (),
r => panic!("should return division by zero error: {:?}", r),
}
}
}