valico/json_schema/keywords/
unique_items.rs

1use serde_json::{Value};
2
3use super::super::schema;
4use super::super::validators;
5
6#[allow(missing_copy_implementations)]
7pub struct UniqueItems;
8impl super::Keyword for UniqueItems {
9    fn compile(&self, def: &Value, ctx: &schema::WalkContext) -> super::KeywordResult {
10        let uniq = keyword_key_exists!(def, "uniqueItems");
11
12        if uniq.is_boolean() {
13            if uniq.as_bool().unwrap() {
14                Ok(Some(Box::new(validators::UniqueItems)))
15            } else {
16                Ok(None)
17            }
18        } else {
19            Err(schema::SchemaError::Malformed {
20                path: ctx.fragment.join("/"),
21                detail: "The value of pattern MUST be boolean".to_string()
22            })
23        }
24    }
25}
26
27#[cfg(test)] use super::super::scope;
28#[cfg(test)] use super::super::builder;
29#[cfg(test)] use serde_json::to_value;
30
31#[test]
32fn validate_unique_items() {
33    let mut scope = scope::Scope::new();
34    let schema = scope.compile_and_return(builder::schema(|s| {
35        s.unique_items(true)
36    }).into_json(), true).ok().unwrap();;
37
38    assert_eq!(schema.validate(&to_value(&[1,2,3,4]).unwrap()).is_valid(), true);
39    assert_eq!(schema.validate(&to_value(&[1,1,3,4]).unwrap()).is_valid(), false);
40}