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Added tests for operations

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This commit is contained in:
bakk 2021-05-25 22:04:01 +02:00
parent 22488f1f38
commit a42bb5d002
1 changed files with 121 additions and 0 deletions
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121
kalk/src/kalk_num/mod.rs
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@ -634,6 +634,127 @@ impl Into<f64> for KalkNum {
#[cfg(test)]
mod tests {
use crate::kalk_num::KalkNum;
use crate::test_helpers::cmp;
#[test]
fn test_add_complex() {
let in_out = vec![
((0f64, 0f64), (0f64, 0f64), (0f64, 0f64)),
((2f64, 0f64), (3f64, 4f64), (5f64, 4f64)),
((0f64, 2f64), (3f64, 4f64), (3f64, 6f64)),
((3f64, -2f64), (-3f64, 4f64), (0f64, 2f64)),
];
for (a, b, expected_result) in in_out {
let actual_result =
KalkNum::new_with_imaginary(KalkNum::from(a.0).value, "", KalkNum::from(a.1).value)
.add_without_unit(KalkNum::new_with_imaginary(
KalkNum::from(b.0).value,
"",
KalkNum::from(b.1).value,
));
assert_eq!(actual_result.to_f64(), expected_result.0);
assert_eq!(actual_result.imaginary_to_f64(), expected_result.1);
}
}
#[test]
fn test_sub_complex() {
let in_out = vec![
((0f64, 0f64), (0f64, 0f64), (0f64, 0f64)),
((2f64, 0f64), (3f64, 4f64), (-1f64, -4f64)),
((0f64, 2f64), (3f64, 4f64), (-3f64, -2f64)),
((3f64, -2f64), (-3f64, 4f64), (6f64, -6f64)),
];
for (a, b, expected_result) in in_out {
let actual_result =
KalkNum::new_with_imaginary(KalkNum::from(a.0).value, "", KalkNum::from(a.1).value)
.sub_without_unit(KalkNum::new_with_imaginary(
KalkNum::from(b.0).value,
"",
KalkNum::from(b.1).value,
));
assert_eq!(actual_result.to_f64(), expected_result.0);
assert_eq!(actual_result.imaginary_to_f64(), expected_result.1);
}
}
#[test]
fn test_mul_complex() {
let in_out = vec![
((0f64, 0f64), (0f64, 0f64), (0f64, 0f64)),
((2f64, 0f64), (3f64, 4f64), (6f64, 8f64)),
((0f64, 2f64), (3f64, 4f64), (-8f64, 6f64)),
((3f64, -2f64), (-3f64, 4f64), (-1f64, 18f64)),
];
for (a, b, expected_result) in in_out {
let actual_result =
KalkNum::new_with_imaginary(KalkNum::from(a.0).value, "", KalkNum::from(a.1).value)
.mul_without_unit(KalkNum::new_with_imaginary(
KalkNum::from(b.0).value,
"",
KalkNum::from(b.1).value,
));
assert_eq!(actual_result.to_f64(), expected_result.0);
assert_eq!(actual_result.imaginary_to_f64(), expected_result.1);
}
}
#[test]
fn test_div_complex() {
let in_out = vec![
((2f64, 0f64), (3f64, 4f64), (0.24f64, -0.32f64)),
((0f64, 2f64), (3f64, 4f64), (0.32f64, 0.24f64)),
((3f64, -2f64), (-3f64, 4f64), (-0.68f64, -0.24f64)),
];
for (a, b, expected_result) in in_out {
let actual_result =
KalkNum::new_with_imaginary(KalkNum::from(a.0).value, "", KalkNum::from(a.1).value)
.div_without_unit(KalkNum::new_with_imaginary(
KalkNum::from(b.0).value,
"",
KalkNum::from(b.1).value,
));
assert_eq!(actual_result.to_f64(), expected_result.0);
assert_eq!(actual_result.imaginary_to_f64(), expected_result.1);
}
}
#[test]
fn test_pow_complex() {
let in_out = vec![
((2f64, 0f64), (0f64, 3f64), (-0.4869944f64, 0.8734050f64)),
((2f64, 0f64), (2f64, 3f64), (-1.9479776f64, 3.4936203f64)),
((0f64, 2f64), (0f64, 3f64), (-0.0043748f64, 0.0078460f64)),
((3f64, 2f64), (0f64, 3f64), (-0.1304148f64, -0.111153f64)),
((3f64, 2f64), (4f64, 3f64), (28.8577819f64, -2.422530f64)),
(
(3f64, 0f64),
(0f64, 1f64 / 3f64),
(0.9336932f64, 0.3580738f64),
),
(
(3f64, 4f64),
(0f64, 1f64 / 4f64),
(0.7297490f64, 0.3105648f64),
),
];
for (a, b, expected_result) in in_out {
let actual_result =
KalkNum::new_with_imaginary(KalkNum::from(a.0).value, "", KalkNum::from(a.1).value)
.pow_without_unit(KalkNum::new_with_imaginary(
KalkNum::from(b.0).value,
"",
KalkNum::from(b.1).value,
));
assert!(cmp(actual_result.to_f64(), expected_result.0));
assert!(cmp(actual_result.imaginary_to_f64(), expected_result.1));
}
}
#[test]
fn test_to_string_pretty() {