nushell/crates/nu-command/tests/commands/math/eval.rs

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use nu_test_support::{nu, pipeline};
#[test]
fn evaluates_two_plus_two() {
let actual = nu!(
cwd: ".", pipeline(
r#"
math eval "2 + 2"
"#
));
assert!(actual.out.contains("4.0"));
}
#[test]
fn evaluates_two_to_the_power_four() {
let actual = nu!(
cwd: ".", pipeline(
r#"
echo "2 ^ 4" | math eval
"#
));
assert!(actual.out.contains("16.0"));
}
#[test]
fn evaluates_three_multiplied_by_five() {
let actual = nu!(
cwd: ".", pipeline(
r#"
echo "3 * 5" | math eval
"#
));
assert!(actual.out.contains("15.0"));
}
#[test]
fn evaluates_twenty_four_divided_by_two() {
let actual = nu!(
cwd: ".", pipeline(
r#"
echo "24 / 2" | math eval
"#
));
assert!(actual.out.contains("12.0"));
}
#[test]
fn evaluates_twenty_eight_minus_seven() {
let actual = nu!(
cwd: ".", pipeline(
r#"
echo "28 - 7" | math eval
"#
));
assert!(actual.out.contains("21"));
}
#[test]
fn evaluates_pi() {
let actual = nu!(
cwd: ".", pipeline(
r#"
math eval pi
"#
));
assert!(actual.out.contains("3.14"));
}
#[test]
fn evaluates_tau() {
let actual = nu!(
cwd: ".", pipeline(
r#"
math eval tau
"#
));
assert!(actual.out.contains("6.28"));
}