expect-json 1.10.1

For comparisons on JSON data
Documentation 
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use expect_json::expect_json_eq;
use pretty_assertions::assert_eq;
use serde_json::json;

#[test]
fn it_should_error_if_expected_null_and_received_integer() {
    let output = expect_json_eq(&json!(null), &json!(123))
        .unwrap_err()
        .to_string();

    assert_eq!(
        output,
        r#"Json null received at root, expected not null:
    expected integer 123
    received null"#,
    );
}

#[test]
fn it_should_error_if_expected_null_and_received_string() {
    let output = expect_json_eq(&json!(null), &json!("🦊"))
        .unwrap_err()
        .to_string();

    assert_eq!(
        output,
        r#"Json null received at root, expected not null:
    expected string "🦊"
    received null"#,
    );
}

#[test]
fn it_should_error_if_received_null_when_not_expected() {
    let output = expect_json_eq(&json!(123.456), &json!(null))
        .unwrap_err()
        .to_string();

    assert_eq!(
        output,
        r#"Json is not null at root, expected null:
    expected null
    received float 123.456"#,
    );
}

#[test]
fn it_should_error_if_expected_string_and_received_null() {
    let output = expect_json_eq(&json!("🦊"), &json!(null))
        .unwrap_err()
        .to_string();

    assert_eq!(
        output,
        r#"Json is not null at root, expected null:
    expected null
    received string "🦊""#,
    );
}