Revision control
Copy as Markdown
Other Tools
use indoc::indoc;
use serde_json::{json, Number, Value};
#[test]
fn number() {
assert_eq!(format!("{:?}", Number::from(1)), "Number(1)");
assert_eq!(format!("{:?}", Number::from(-1)), "Number(-1)");
assert_eq!(
format!("{:?}", Number::from_f64(1.0).unwrap()),
"Number(1.0)"
);
}
#[test]
fn value_null() {
assert_eq!(format!("{:?}", json!(null)), "Null");
}
#[test]
fn value_bool() {
assert_eq!(format!("{:?}", json!(true)), "Bool(true)");
assert_eq!(format!("{:?}", json!(false)), "Bool(false)");
}
#[test]
fn value_number() {
assert_eq!(format!("{:?}", json!(1)), "Number(1)");
assert_eq!(format!("{:?}", json!(-1)), "Number(-1)");
assert_eq!(format!("{:?}", json!(1.0)), "Number(1.0)");
assert_eq!(Number::from_f64(1.0).unwrap().to_string(), "1.0"); // not just "1"
assert_eq!(Number::from_f64(12e40).unwrap().to_string(), "1.2e41");
}
#[test]
fn value_string() {
assert_eq!(format!("{:?}", json!("s")), "String(\"s\")");
}
#[test]
fn value_array() {
assert_eq!(format!("{:?}", json!([])), "Array []");
}
#[test]
fn value_object() {
assert_eq!(format!("{:?}", json!({})), "Object {}");
}
#[test]
fn error() {
let err = serde_json::from_str::<Value>("{0}").unwrap_err();
let expected = "Error(\"key must be a string\", line: 1, column: 2)";
assert_eq!(format!("{:?}", err), expected);
}
#[test]
fn indented() {
let j = json!({
"Array": [true],
"Bool": true,
"EmptyArray": [],
"EmptyObject": {},
"Null": null,
"Number": 1,
"String": "...",
});
let expected = indoc! {r#"
Object {
"Array": Array [
Bool(true),
],
"Bool": Bool(true),
"EmptyArray": Array [],
"EmptyObject": Object {},
"Null": Null,
"Number": Number(1),
"String": String("..."),
}"#
};
assert_eq!(format!("{:#?}", j), expected);
}