valico 3.1.0

JSON Schema validator and JSON coercer
Documentation
use serde_json::Value;

use super::super::helpers;
use super::super::schema;
use super::super::validators;

#[allow(missing_copy_implementations)]
pub struct Items;
impl super::Keyword for Items {
    fn compile(&self, def: &Value, ctx: &schema::WalkContext<'_>) -> super::KeywordResult {
        let maybe_items = def.get("items");
        let maybe_additional = def.get("additionalItems");

        if !(maybe_items.is_some() || maybe_additional.is_some()) {
            return Ok(None);
        }

        let items = if maybe_items.is_some() {
            let items_val = maybe_items.unwrap();
            Some(if items_val.is_object() || items_val.is_boolean() {
                validators::items::ItemsKind::Schema(helpers::alter_fragment_path(
                    ctx.url.clone(),
                    [ctx.escaped_fragment().as_ref(), "items"].join("/"),
                ))
            } else if items_val.is_array() {
                let mut schemas = vec![];
                for (idx, item) in items_val.as_array().unwrap().iter().enumerate() {
                    if item.is_object() || item.is_boolean() {
                        schemas.push(helpers::alter_fragment_path(
                            ctx.url.clone(),
                            [
                                ctx.escaped_fragment().as_ref(),
                                "items",
                                idx.to_string().as_ref(),
                            ]
                            .join("/"),
                        ))
                    } else {
                        return Err(schema::SchemaError::Malformed {
                            path: ctx.fragment.join("/"),
                            detail: "Items of this array MUST be objects or booleans".to_string(),
                        });
                    }
                }

                validators::items::ItemsKind::Array(schemas)
            } else {
                return Err(schema::SchemaError::Malformed {
                    path: ctx.fragment.join("/"),
                    detail: "`items` must be an object, an array or a boolean".to_string(),
                });
            })
        } else {
            None
        };

        let additional_items = if maybe_additional.is_some() {
            let additional_val = maybe_additional.unwrap();
            Some(if additional_val.is_boolean() {
                validators::items::AdditionalKind::Boolean(additional_val.as_bool().unwrap())
            } else if additional_val.is_object() {
                validators::items::AdditionalKind::Schema(helpers::alter_fragment_path(
                    ctx.url.clone(),
                    [ctx.escaped_fragment().as_ref(), "additionalItems"].join("/"),
                ))
            } else {
                return Err(schema::SchemaError::Malformed {
                    path: ctx.fragment.join("/"),
                    detail: "`additionalItems` must be a boolean or an object".to_string(),
                });
            })
        } else {
            None
        };

        Ok(Some(Box::new(validators::Items {
            items,
            additional: additional_items,
        })))
    }
}

#[cfg(test)]
use super::super::builder;
#[cfg(test)]
use super::super::scope;
#[cfg(test)]
use serde_json::to_value;

#[test]
fn validate_items_with_schema() {
    let mut scope = scope::Scope::new();
    let schema = scope
        .compile_and_return(
            builder::schema(|s| {
                s.items_schema(|items| {
                    items.minimum(5f64);
                    items.maximum(10f64);
                });
            })
            .into_json(),
            true,
        )
        .ok()
        .unwrap();

    assert_eq!(
        schema
            .validate(&to_value(&[5, 6, 7, 8, 9, 10]).unwrap())
            .is_valid(),
        true
    );
    assert_eq!(
        schema
            .validate(&to_value(&[4, 5, 6, 7, 8, 9, 10]).unwrap())
            .is_valid(),
        false
    );
    assert_eq!(
        schema
            .validate(&to_value(&[5, 6, 7, 8, 9, 10, 11]).unwrap())
            .is_valid(),
        false
    );
}

#[test]
fn validate_items_with_array_of_schemes() {
    let mut scope = scope::Scope::new();
    let schema = scope
        .compile_and_return(
            builder::schema(|s| {
                s.items_array(|items| {
                    items.push(|item| {
                        item.minimum(1f64);
                        item.maximum(3f64);
                    });
                    items.push(|item| {
                        item.minimum(3f64);
                        item.maximum(6f64);
                    });
                })
            })
            .into_json(),
            true,
        )
        .ok()
        .unwrap();

    assert_eq!(schema.validate(&to_value(&[1]).unwrap()).is_valid(), true);
    assert_eq!(
        schema.validate(&to_value(&[1, 3]).unwrap()).is_valid(),
        true
    );
    assert_eq!(
        schema.validate(&to_value(&[1, 3, 100]).unwrap()).is_valid(),
        true
    );
    assert_eq!(
        schema.validate(&to_value(&[4, 3]).unwrap()).is_valid(),
        false
    );
    assert_eq!(
        schema.validate(&to_value(&[1, 7]).unwrap()).is_valid(),
        false
    );
    assert_eq!(
        schema.validate(&to_value(&[4, 7]).unwrap()).is_valid(),
        false
    );
}

#[test]
fn validate_items_with_array_of_schemes_with_additional_bool() {
    let mut scope = scope::Scope::new();
    let schema = scope
        .compile_and_return(
            builder::schema(|s| {
                s.items_array(|items| {
                    items.push(|item| {
                        item.minimum(1f64);
                        item.maximum(3f64);
                    });
                    items.push(|item| {
                        item.minimum(3f64);
                        item.maximum(6f64);
                    });
                });
                s.additional_items(false);
            })
            .into_json(),
            true,
        )
        .ok()
        .unwrap();

    assert_eq!(
        schema.validate(&to_value(&[1, 3, 100]).unwrap()).is_valid(),
        false
    );
}

#[test]
fn validate_items_with_array_of_schemes_with_additional_schema() {
    let mut scope = scope::Scope::new();
    let schema = scope
        .compile_and_return(
            builder::schema(|s| {
                s.items_array(|items| {
                    items.push(|item| {
                        item.minimum(1f64);
                        item.maximum(3f64);
                    });
                    items.push(|item| {
                        item.minimum(3f64);
                        item.maximum(6f64);
                    });
                });
                s.additional_items_schema(|add| add.maximum(100f64));
            })
            .into_json(),
            true,
        )
        .ok()
        .unwrap();

    assert_eq!(
        schema.validate(&to_value(&[1, 3, 100]).unwrap()).is_valid(),
        true
    );
    assert_eq!(
        schema.validate(&to_value(&[1, 3, 101]).unwrap()).is_valid(),
        false
    );
}