use serde_json::json;
use serde_valid::{Validate, ValidateMultipleOf};
#[test]
fn multiple_of_integer_is_ok() {
#[derive(Validate)]
struct TestStruct {
#[validate(multiple_of = 5)]
val: i32,
}
let s = TestStruct { val: 15 };
assert!(s.validate().is_ok());
}
#[test]
fn multiple_of_float_is_ok() {
#[derive(Validate)]
struct TestStruct {
#[validate(multiple_of = 1.0)]
val: f32,
}
let s = TestStruct { val: 15.0 };
assert!(s.validate().is_ok());
}
#[test]
fn multiple_of_integer_is_err() {
#[derive(Validate)]
struct TestStruct {
#[validate(multiple_of = 3)]
val: i32,
}
let s = TestStruct { val: 16 };
assert!(s.validate().is_err());
}
#[test]
fn multiple_of_float_is_err() {
#[derive(Validate)]
struct TestStruct {
#[validate(multiple_of = 0.5)]
val: f32,
}
let s = TestStruct { val: 12.3 };
assert!(s.validate().is_err());
}
#[test]
fn multiple_of_vec_type_is_ok() {
#[derive(Validate)]
struct TestStruct {
#[validate(multiple_of = 4)]
val: Vec<i32>,
}
let s = TestStruct { val: vec![12, 16] };
assert!(s.validate().is_ok());
}
#[test]
fn multiple_of_nested_vec_type_is_ok() {
#[derive(Validate)]
struct TestStruct {
#[validate(multiple_of = 4)]
val: Vec<Vec<i32>>,
}
let s = TestStruct {
val: vec![vec![4, 8], vec![12, 16]],
};
assert!(s.validate().is_ok());
}
#[test]
fn multiple_of_optional_type_is_ok() {
#[derive(Validate)]
struct TestStruct {
#[validate(multiple_of = 4)]
val: Option<i32>,
}
let s = TestStruct { val: Some(12) };
assert!(s.validate().is_ok());
}
#[test]
fn multiple_of_nested_optional_type_is_ok() {
#[derive(Validate)]
struct TestStruct {
#[validate(multiple_of = 4)]
val: Option<Option<i32>>,
}
let s = TestStruct {
val: Some(Some(12)),
};
assert!(s.validate().is_ok());
}
#[test]
fn multiple_of_vec_optional_type_is_ok() {
#[derive(Validate)]
struct TestStruct {
#[validate(multiple_of = 4)]
val: Vec<Option<i32>>,
}
let s = TestStruct {
val: vec![Some(4), Some(8), None],
};
assert!(s.validate().is_ok());
}
#[test]
fn multiple_of_err_message() {
#[derive(Validate)]
struct TestStruct {
#[validate(multiple_of = 5)]
val: i32,
}
let s = TestStruct { val: 14 };
assert_eq!(
serde_json::to_string(&s.validate().unwrap_err()).unwrap(),
serde_json::to_string(&json!({
"val": [
"the value must be multiple of `5`."
]
}))
.unwrap()
);
}
#[test]
fn multiple_of_custom_err_message_fn() {
fn error_message(_params: &serde_valid::MultipleOfErrorParams) -> String {
"this is custom message.".to_string()
}
#[derive(Validate)]
struct TestStruct {
#[validate(multiple_of = 5, message_fn(error_message))]
val: i32,
}
let s = TestStruct { val: 14 };
assert_eq!(
serde_json::to_string(&s.validate().unwrap_err()).unwrap(),
serde_json::to_string(&json!({
"val": [
"this is custom message."
]
}))
.unwrap()
);
}
#[test]
fn multiple_of_custom_err_message() {
#[derive(Validate)]
struct TestStruct {
#[validate(multiple_of = 5, message = "this is custom message.")]
val: i32,
}
let s = TestStruct { val: 14 };
assert_eq!(
serde_json::to_string(&s.validate().unwrap_err()).unwrap(),
serde_json::to_string(&json!({
"val": [
"this is custom message."
]
}))
.unwrap()
);
}
#[test]
fn multiple_of_trait() {
struct MyType(i32);
impl ValidateMultipleOf<i32> for MyType {
fn validate_multiple_of(
&self,
multiple_of: i32,
) -> Result<(), serde_valid::MultipleOfErrorParams> {
self.0.validate_multiple_of(multiple_of)
}
}
#[derive(Validate)]
struct TestStruct {
#[validate(multiple_of = 5)]
val: MyType,
}
let s = TestStruct { val: MyType(10) };
assert!(s.validate().is_ok());
}