blob: 42d332258fc549e713e91e63fd6772f8815474b9 [file] [log] [blame]
use serde_json::{Value};
use super::super::schema;
use super::super::validators;
#[allow(missing_copy_implementations)]
pub struct MultipleOf;
impl super::Keyword for MultipleOf {
fn compile(&self, def: &Value, ctx: &schema::WalkContext) -> super::KeywordResult {
let multiple_of = keyword_key_exists!(def, "multipleOf");
if multiple_of.is_number() {
let multiple_of = multiple_of.as_f64().unwrap();
if multiple_of > 0f64 {
Ok(Some(Box::new(validators::MultipleOf {
number: multiple_of
})))
} else {
Err(schema::SchemaError::Malformed {
path: ctx.fragment.join("/"),
detail: "The value of multipleOf MUST be strictly greater than 0".to_string()
})
}
} else {
Err(schema::SchemaError::Malformed {
path: ctx.fragment.join("/"),
detail: "The value of multipleOf MUST be a JSON number".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.multiple_of(3.5f64);
}).into_json(), true).ok().unwrap();
assert_eq!(schema.validate(&to_value(&"").unwrap()).is_valid(), true);
assert_eq!(schema.validate(&to_value(&7).unwrap()).is_valid(), true);
assert_eq!(schema.validate(&to_value(&6).unwrap()).is_valid(), false);
}
#[test]
fn malformed() {
let mut scope = scope::Scope::new();
assert!(scope.compile_and_return(jsonway::object(|schema| {
schema.set("multipleOf", "".to_string());
}).unwrap(), true).is_err());
assert!(scope.compile_and_return(jsonway::object(|schema| {
schema.set("multipleOf", to_value(&0).unwrap());
}).unwrap(), true).is_err());
assert!(scope.compile_and_return(jsonway::object(|schema| {
schema.set("multipleOf", to_value(&-1).unwrap());
}).unwrap(), true).is_err());
}