valico/json_schema/keywords/
multiple_of.rs

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1use serde_json::{Value};
2
3use super::super::schema;
4use super::super::validators;
5
6#[allow(missing_copy_implementations)]
7pub struct MultipleOf;
8impl super::Keyword for MultipleOf {
9    fn compile(&self, def: &Value, ctx: &schema::WalkContext) -> super::KeywordResult {
10        let multiple_of = keyword_key_exists!(def, "multipleOf");
11
12        if multiple_of.is_number() {
13            let multiple_of = multiple_of.as_f64().unwrap();
14            if multiple_of > 0f64 {
15                Ok(Some(Box::new(validators::MultipleOf {
16                    number: multiple_of
17                })))
18            } else {
19                Err(schema::SchemaError::Malformed {
20                    path: ctx.fragment.join("/"),
21                    detail: "The value of multipleOf MUST be strictly greater than 0".to_string()
22                })
23            }
24        } else {
25            Err(schema::SchemaError::Malformed {
26                path: ctx.fragment.join("/"),
27                detail: "The value of multipleOf MUST be a JSON number".to_string()
28            })
29        }
30    }
31}
32
33#[cfg(test)] use super::super::scope;
34#[cfg(test)] use jsonway;
35#[cfg(test)] use super::super::builder;
36#[cfg(test)] use serde_json::to_value;
37
38#[test]
39fn validate() {
40    let mut scope = scope::Scope::new();
41    let schema = scope.compile_and_return(builder::schema(|s| {
42        s.multiple_of(3.5f64);
43    }).into_json(), true).ok().unwrap();
44
45    assert_eq!(schema.validate(&to_value(&"").unwrap()).is_valid(), true);
46    assert_eq!(schema.validate(&to_value(&7).unwrap()).is_valid(), true);
47    assert_eq!(schema.validate(&to_value(&6).unwrap()).is_valid(), false);
48}
49
50#[test]
51fn malformed() {
52    let mut scope = scope::Scope::new();
53
54    assert!(scope.compile_and_return(jsonway::object(|schema| {
55        schema.set("multipleOf", "".to_string());
56    }).unwrap(), true).is_err());
57
58    assert!(scope.compile_and_return(jsonway::object(|schema| {
59        schema.set("multipleOf", to_value(&0).unwrap());
60    }).unwrap(), true).is_err());
61
62    assert!(scope.compile_and_return(jsonway::object(|schema| {
63        schema.set("multipleOf", to_value(&-1).unwrap());
64    }).unwrap(), true).is_err());
65}
valico/json_schema/keywords/multiple_of.rs

valico/json_schema/keywords/
multiple_of.rs
