23c0b3c547
This would make more sense in user code:
```rs
Yaml::load_from_str("foo"); // Explicit that we're parsing YAML
load_from_str("foo"); // Too implicit, too generic, may be from another
lib
```
Plus, this mirrors `MarkedYaml`'s behavior.
77 lines
1.8 KiB
Rust
77 lines
1.8 KiB
Rust
use saphyr::{Yaml, YamlEmitter};
|
|
|
|
fn roundtrip(original: &Yaml) {
|
|
let mut emitted = String::new();
|
|
YamlEmitter::new(&mut emitted).dump(original).unwrap();
|
|
|
|
let documents = Yaml::load_from_str(&emitted).unwrap();
|
|
println!("emitted {emitted}");
|
|
|
|
assert_eq!(documents.len(), 1);
|
|
assert_eq!(documents[0], *original);
|
|
}
|
|
|
|
fn double_roundtrip(original: &str) {
|
|
let parsed = Yaml::load_from_str(original).unwrap();
|
|
|
|
let mut serialized = String::new();
|
|
YamlEmitter::new(&mut serialized).dump(&parsed[0]).unwrap();
|
|
|
|
let reparsed = Yaml::load_from_str(&serialized).unwrap();
|
|
|
|
assert_eq!(parsed, reparsed);
|
|
}
|
|
|
|
#[test]
|
|
fn test_escape_character() {
|
|
let y = Yaml::String("\x1b".to_owned());
|
|
roundtrip(&y);
|
|
}
|
|
|
|
#[test]
|
|
fn test_colon_in_string() {
|
|
let y = Yaml::String("x: %".to_owned());
|
|
roundtrip(&y);
|
|
}
|
|
|
|
#[test]
|
|
fn test_numberlike_strings() {
|
|
let docs = [
|
|
r#"x: "1234""#,
|
|
r#"x: "01234""#,
|
|
r#""1234""#,
|
|
r#""01234""#,
|
|
r#"" 01234""#,
|
|
r#""0x1234""#,
|
|
r#"" 0x1234""#,
|
|
];
|
|
|
|
for doc in &docs {
|
|
roundtrip(&Yaml::String((*doc).to_string()));
|
|
double_roundtrip(doc);
|
|
}
|
|
}
|
|
|
|
/// Example from <https://github.com/chyh1990/yaml-rust/issues/133>
|
|
#[test]
|
|
fn test_issue133() {
|
|
let doc = Yaml::load_from_str("\"0x123\"").unwrap().pop().unwrap();
|
|
assert_eq!(doc, Yaml::String("0x123".to_string()));
|
|
|
|
let mut out_str = String::new();
|
|
YamlEmitter::new(&mut out_str).dump(&doc).unwrap();
|
|
let doc2 = Yaml::load_from_str(&out_str).unwrap().pop().unwrap();
|
|
assert_eq!(doc, doc2); // This failed because the type has changed to a number now
|
|
}
|
|
|
|
#[test]
|
|
fn test_newline() {
|
|
let y = Yaml::Array(vec![Yaml::String("\n".to_owned())]);
|
|
roundtrip(&y);
|
|
}
|
|
|
|
#[test]
|
|
fn test_crlf() {
|
|
let y = Yaml::Array(vec![Yaml::String("\r\n".to_owned())]);
|
|
roundtrip(&y);
|
|
}
|