170 lines
5.2 KiB
Rust
170 lines
5.2 KiB
Rust
use crate::{
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compilation::{context::CompilationContext, JSONSchema},
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error::{error, no_error, ErrorIterator, ValidationError},
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keywords::CompilationResult,
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paths::{InstancePath, JSONPointer},
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primitive_type::PrimitiveType,
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validator::Validate,
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};
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use num_cmp::NumCmp;
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use serde_json::{Map, Value};
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pub(crate) struct MaximumU64Validator {
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limit: u64,
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limit_val: Value,
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schema_path: JSONPointer,
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}
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pub(crate) struct MaximumI64Validator {
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limit: i64,
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limit_val: Value,
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schema_path: JSONPointer,
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}
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pub(crate) struct MaximumF64Validator {
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limit: f64,
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limit_val: Value,
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schema_path: JSONPointer,
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}
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macro_rules! validate {
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($validator: ty) => {
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impl Validate for $validator {
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fn validate<'a, 'b>(
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&self,
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schema: &'a JSONSchema,
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instance: &'b Value,
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instance_path: &InstancePath,
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) -> ErrorIterator<'b> {
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if self.is_valid(schema, instance) {
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no_error()
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} else {
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error(ValidationError::maximum(
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self.schema_path.clone(),
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instance_path.into(),
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instance,
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self.limit_val.clone(),
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)) // do not cast
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}
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}
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fn is_valid(&self, _: &JSONSchema, instance: &Value) -> bool {
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if let Value::Number(item) = instance {
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return if let Some(item) = item.as_u64() {
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!NumCmp::num_gt(item, self.limit)
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} else if let Some(item) = item.as_i64() {
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!NumCmp::num_gt(item, self.limit)
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} else {
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let item = item.as_f64().expect("Always valid");
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!NumCmp::num_gt(item, self.limit)
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};
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}
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true
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}
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}
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impl core::fmt::Display for $validator {
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fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
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write!(f, "maximum: {}", self.limit)
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}
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}
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};
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}
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validate!(MaximumU64Validator);
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validate!(MaximumI64Validator);
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impl Validate for MaximumF64Validator {
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fn is_valid(&self, _: &JSONSchema, instance: &Value) -> bool {
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if let Value::Number(item) = instance {
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return if let Some(item) = item.as_u64() {
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!NumCmp::num_gt(item, self.limit)
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} else if let Some(item) = item.as_i64() {
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!NumCmp::num_gt(item, self.limit)
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} else {
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let item = item.as_f64().expect("Always valid");
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!NumCmp::num_gt(item, self.limit)
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};
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}
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true
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}
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fn validate<'a, 'b>(
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&self,
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schema: &'a JSONSchema,
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instance: &'b Value,
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instance_path: &InstancePath,
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) -> ErrorIterator<'b> {
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if self.is_valid(schema, instance) {
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no_error()
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} else {
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error(ValidationError::maximum(
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self.schema_path.clone(),
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instance_path.into(),
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instance,
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self.limit_val.clone(),
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))
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}
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}
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}
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impl core::fmt::Display for MaximumF64Validator {
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fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
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write!(f, "maximum: {}", self.limit)
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}
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}
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#[inline]
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pub(crate) fn compile<'a>(
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_: &'a Map<String, Value>,
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schema: &'a Value,
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context: &CompilationContext,
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) -> Option<CompilationResult<'a>> {
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if let Value::Number(limit) = schema {
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let schema_path = context.as_pointer_with("maximum");
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if let Some(limit) = limit.as_u64() {
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Some(Ok(Box::new(MaximumU64Validator {
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limit,
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limit_val: schema.clone(),
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schema_path,
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})))
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} else if let Some(limit) = limit.as_i64() {
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Some(Ok(Box::new(MaximumI64Validator {
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limit,
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limit_val: schema.clone(),
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schema_path,
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})))
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} else {
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let limit = limit.as_f64().expect("Always valid");
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Some(Ok(Box::new(MaximumF64Validator {
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limit,
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limit_val: schema.clone(),
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schema_path,
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})))
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}
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} else {
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Some(Err(ValidationError::single_type_error(
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JSONPointer::default(),
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context.clone().into_pointer(),
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schema,
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PrimitiveType::Number,
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)))
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}
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}
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#[cfg(test)]
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mod tests {
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use crate::tests_util;
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use serde_json::{json, Value};
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use test_case::test_case;
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#[test_case(&json!({"maximum": 1_u64 << 54}), &json!((1_u64 << 54) + 1))]
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#[test_case(&json!({"maximum": 1_i64 << 54}), &json!((1_i64 << 54) + 1))]
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fn is_not_valid(schema: &Value, instance: &Value) {
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tests_util::is_not_valid(schema, instance)
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}
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#[test_case(&json!({"maximum": 5}), &json!(10), "/maximum")]
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#[test_case(&json!({"maximum": 6}), &json!(10), "/maximum")]
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#[test_case(&json!({"maximum": 7}), &json!(10), "/maximum")]
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fn schema_path(schema: &Value, instance: &Value, expected: &str) {
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tests_util::assert_schema_path(schema, instance, expected)
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}
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}
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