forked from Rust-related/RustPython
110 lines
3.6 KiB
Rust
110 lines
3.6 KiB
Rust
macro_rules! assert_approx_eq {
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($left:expr, $right:expr) => {
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match ($left, $right) {
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(Ok(lhs), Ok(rhs)) => approx::assert_relative_eq!(lhs, rhs),
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(lhs, rhs) => assert_eq!(lhs, rhs),
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}
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};
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}
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macro_rules! assert_bits_eq {
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($left:expr, $right:expr) => {
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match ($left, $right) {
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(Ok(lhs), Ok(rhs)) => assert!(lhs.to_bits() == rhs.to_bits()),
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(lhs, rhs) => assert_eq!(lhs, rhs),
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}
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};
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}
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#[test]
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fn test_add() {
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let add = jit_function! { add(a:f64, b:f64) -> f64 => r##"
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def add(a: float, b: float):
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return a + b
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"## };
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assert_approx_eq!(add(5.5, 10.2), Ok(15.7));
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assert_approx_eq!(add(-4.5, 7.6), Ok(3.1));
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assert_approx_eq!(add(-5.2, -3.9), Ok(-9.1));
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assert_bits_eq!(add(-5.2, f64::NAN), Ok(f64::NAN));
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assert_eq!(add(2.0, f64::INFINITY), Ok(f64::INFINITY));
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assert_eq!(add(-2.0, f64::NEG_INFINITY), Ok(f64::NEG_INFINITY));
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assert_eq!(add(1.0, f64::NEG_INFINITY), Ok(f64::NEG_INFINITY));
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}
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#[test]
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fn test_sub() {
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let sub = jit_function! { sub(a:f64, b:f64) -> f64 => r##"
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def sub(a: float, b: float):
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return a - b
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"## };
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assert_approx_eq!(sub(5.2, 3.6), Ok(1.6));
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assert_approx_eq!(sub(3.4, 4.2), Ok(-0.8));
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assert_approx_eq!(sub(-2.1, 1.3), Ok(-3.4));
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assert_approx_eq!(sub(3.1, -1.3), Ok(4.4));
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assert_bits_eq!(sub(-5.2, f64::NAN), Ok(f64::NAN));
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assert_eq!(sub(f64::INFINITY, 2.0), Ok(f64::INFINITY));
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assert_eq!(sub(-2.0, f64::NEG_INFINITY), Ok(f64::INFINITY));
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assert_eq!(sub(1.0, f64::INFINITY), Ok(f64::NEG_INFINITY));
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}
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#[test]
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fn test_mul() {
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let mul = jit_function! { mul(a:f64, b:f64) -> f64 => r##"
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def mul(a: float, b: float):
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return a * b
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"## };
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assert_approx_eq!(mul(5.2, 2.0), Ok(10.4));
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assert_approx_eq!(mul(3.4, -1.7), Ok(-5.779999999999999));
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assert_bits_eq!(mul(1.0, 0.0), Ok(0.0f64));
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assert_bits_eq!(mul(1.0, -0.0), Ok(-0.0f64));
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assert_bits_eq!(mul(-1.0, 0.0), Ok(-0.0f64));
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assert_bits_eq!(mul(-1.0, -0.0), Ok(0.0f64));
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assert_bits_eq!(mul(-5.2, f64::NAN), Ok(f64::NAN));
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assert_eq!(mul(1.0, f64::INFINITY), Ok(f64::INFINITY));
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assert_eq!(mul(1.0, f64::NEG_INFINITY), Ok(f64::NEG_INFINITY));
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assert_eq!(mul(-1.0, f64::INFINITY), Ok(f64::NEG_INFINITY));
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assert!(mul(0.0, f64::INFINITY).unwrap().is_nan());
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assert_eq!(mul(f64::NEG_INFINITY, f64::INFINITY), Ok(f64::NEG_INFINITY));
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}
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#[test]
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fn test_div() {
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let div = jit_function! { div(a:f64, b:f64) -> f64 => r##"
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def div(a: float, b: float):
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return a / b
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"## };
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assert_approx_eq!(div(5.2, 2.0), Ok(2.6));
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assert_approx_eq!(div(3.4, -1.7), Ok(-2.0));
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assert_eq!(div(1.0, 0.0), Ok(f64::INFINITY));
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assert_eq!(div(1.0, -0.0), Ok(f64::NEG_INFINITY));
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assert_eq!(div(-1.0, 0.0), Ok(f64::NEG_INFINITY));
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assert_eq!(div(-1.0, -0.0), Ok(f64::INFINITY));
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assert_bits_eq!(div(-5.2, f64::NAN), Ok(f64::NAN));
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assert_eq!(div(f64::INFINITY, 2.0), Ok(f64::INFINITY));
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assert_bits_eq!(div(-2.0, f64::NEG_INFINITY), Ok(0.0f64));
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assert_bits_eq!(div(1.0, f64::INFINITY), Ok(0.0f64));
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assert_bits_eq!(div(2.0, f64::NEG_INFINITY), Ok(-0.0f64));
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assert_bits_eq!(div(-1.0, f64::INFINITY), Ok(-0.0f64));
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}
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#[test]
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fn test_if_bool() {
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let if_bool = jit_function! { if_bool(a:f64) -> i64 => r##"
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def if_bool(a: float):
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if a:
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return 1
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return 0
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"## };
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assert_eq!(if_bool(5.2), Ok(1));
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assert_eq!(if_bool(-3.4), Ok(1));
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assert_eq!(if_bool(f64::NAN), Ok(1));
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assert_eq!(if_bool(f64::INFINITY), Ok(1));
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assert_eq!(if_bool(0.0), Ok(0));
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}
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