mathhook 0.2.0

High-performance educational computer algebra system with ergonomic Rust macros
Documentation 
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//! Step-by-step integration tests

use mathhook::prelude::*;

#[test]
fn test_step_by_step_basic() {
    let x = symbol!(x);

    let expr = Expression::add(vec![Expression::symbol(x.clone()), Expression::integer(0)]);

    let result = expr.simplify();
    println!("Step-by-step: x + 0 = {}", result);

    // Should simplify to x
    assert_eq!(result, Expression::symbol(x));
}

#[test]
fn test_step_by_step_complex() {
    let x = symbol!(x);

    let expr = Expression::add(vec![
        Expression::integer(2),
        Expression::integer(3),
        Expression::symbol(x.clone()),
    ]);

    let result = expr.simplify();
    println!("Step-by-step complex: 2 + 3 + x = {}", result);

    assert!(!result.is_zero());
}

#[test]
fn test_step_by_step_verification() {
    let x = symbol!(x);

    let expr = Expression::mul(vec![Expression::symbol(x.clone()), Expression::integer(1)]);

    let result = expr.simplify();
    assert_eq!(result, Expression::symbol(x));
}