Files
IronCalc/base/src/test/statistical/test_fn_covariance.rs
Nicolás Hatcher 6822505602 UPDATE: Adds 56 functions in the Statistical section
Uses statrs for numerical functions

REFACTOR: Put statistical functions on its own module

This might seem counter-intuitive but the wasm build after this refactor
is 1528 bytes smaller :)
2025-11-25 01:20:03 +01:00

58 lines
1.6 KiB
Rust

#![allow(clippy::unwrap_used)]
use crate::test::util::new_empty_model;
#[test]
fn test_fn_covariance_smoke() {
let mut model = new_empty_model();
model._set("A1", "3");
model._set("A2", "9");
model._set("A3", "2");
model._set("A4", "7");
model._set("A5", "4");
model._set("A6", "12");
model._set("B1", "5");
model._set("B2", "15");
model._set("B3", "6");
model._set("B4", "17");
model._set("B5", "8");
model._set("B6", "20");
model._set("C1", "=COVARIANCE.P(A1:A6, B1:B6)");
model._set("C2", "=COVARIANCE.S(A1:A6, B1:B6)");
model.evaluate();
assert_eq!(model._get_text("C1"), *"19.194444444");
assert_eq!(model._get_text("C2"), *"23.033333333");
}
#[test]
fn arrays_mixed() {
let mut model = new_empty_model();
model._set("A2", "2");
model._set("A3", "4");
model._set("A4", "6");
model._set("A5", "8");
model._set("B2", "1");
model._set("B3", "3");
model._set("B4", "5");
model._set("B5", "7");
model._set("C1", "=COVARIANCE.P(A2:A5, {1,3,5,7})");
model._set("C2", "=COVARIANCE.S(A2:A5, {1,3,5,7})");
model._set("C3", "=COVARIANCE.P(A2:A5, B2:B5)");
model._set("C4", "=COVARIANCE.S(A2:A5, B2:B5)");
model._set("C5", "=COVARIANCE.P({2,4,6,8}, B2:B5)");
model._set("C6", "=COVARIANCE.S({2,4,6,8}, B2:B5)");
model._set("C7", "=COVARIANCE.P({2,4,6,8}, {1,3,5,7})");
model._set("C8", "=COVARIANCE.S({2,4,6,8}, {1,3,5,7})");
model.evaluate();
assert_eq!(model._get_text("C1"), *"5");
assert_eq!(model._get_text("C2"), *"6.666666667");
}