blob: af47f466ca026f905c8601023ab61b436cab062c [file] [log] [blame]
use serde_json::{Value};
use regex;
use super::super::schema;
use super::super::validators;
#[allow(missing_copy_implementations)]
pub struct Pattern;
impl super::Keyword for Pattern {
fn compile(&self, def: &Value, ctx: &schema::WalkContext) -> super::KeywordResult {
let pattern = keyword_key_exists!(def, "pattern");
if pattern.is_string() {
let pattern_val = pattern.as_str().unwrap();
match regex::Regex::new(pattern_val) {
Ok(re) => Ok(Some(Box::new(validators::Pattern {
regex: re
}))),
Err(err) => Err(schema::SchemaError::Malformed {
path: ctx.fragment.join("/"),
detail: format!("The value of pattern MUST be a valid RegExp, but {:?}", err)
}),
}
} else {
Err(schema::SchemaError::Malformed {
path: ctx.fragment.join("/"),
detail: "The value of pattern MUST be a string".to_string()
})
}
}
}
#[cfg(test)] use super::super::scope;
#[cfg(test)] use jsonway;
#[cfg(test)] use super::super::builder;
#[cfg(test)] use serde_json::to_value;
#[test]
fn validate() {
let mut scope = scope::Scope::new();
let schema = scope.compile_and_return(builder::schema(|s| {
s.pattern(r"abb.*");
}).into_json(), true).ok().unwrap();
assert_eq!(schema.validate(&to_value("abb").unwrap()).is_valid(), true);
assert_eq!(schema.validate(&to_value("abbd").unwrap()).is_valid(), true);
assert_eq!(schema.validate(&to_value("abd").unwrap()).is_valid(), false);
}
#[test]
fn mailformed() {
let mut scope = scope::Scope::new();
assert!(scope.compile_and_return(jsonway::object(|schema| {
schema.set("pattern", "([]".to_string());
}).unwrap(), true).is_err());
assert!(scope.compile_and_return(jsonway::object(|schema| {
schema.set("pattern", 2);
}).unwrap(), true).is_err());
}