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Merge pull request #23 from prakanth97/issue_6557
Add constraint validation
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,293 @@ | ||
| // Copyright (c) 2024, WSO2 LLC. (https://www.wso2.com). | ||
| // | ||
| // WSO2 LLC. licenses this file to you under the Apache License, | ||
| // Version 2.0 (the "License"); you may not use this file except | ||
| // in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, | ||
| // software distributed under the License is distributed on an | ||
| // "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | ||
| // KIND, either express or implied. See the License for the | ||
| // specific language governing permissions and limitations | ||
| // under the License | ||
|
|
||
| import ballerina/constraint; | ||
| import ballerina/test; | ||
| import ballerina/time; | ||
|
|
||
| public type ValidationPerson record {| | ||
| @constraint:String { | ||
| maxLength: 5, | ||
| minLength: 2 | ||
| } | ||
| string name; | ||
| @constraint:Int { | ||
| minValueExclusive: 5 | ||
| } | ||
| int age; | ||
| @constraint:Float { | ||
| minValue: 150, | ||
| maxValue: 185.20, | ||
| maxFractionDigits: 2 | ||
| } | ||
| float height; | ||
| @constraint:Date { | ||
| option: { | ||
| value: "PAST", | ||
| message: "Date of birth should be past value" | ||
| }, | ||
| message: "Invalid date found for date of birth" | ||
| } | ||
| time:Date dob; | ||
| |}; | ||
|
|
||
| @test:Config { | ||
| groups: ["constraint-validation"] | ||
| } | ||
| function testValidConstraintAnnotationForParseString() returns error? { | ||
| string jsonStr = string `{ | ||
| "name": "John", | ||
| "age": 6, | ||
| "height": 180.20, | ||
| "dob": { | ||
| "year": 1990, | ||
| "month": 12, | ||
| "day": 31 | ||
| } | ||
| }`; | ||
|
|
||
| ValidationPerson person = check parseString(jsonStr); | ||
| test:assertEquals(person.name, "John"); | ||
| test:assertEquals(person.age, 6); | ||
| test:assertEquals(person.height, 180.20); | ||
| test:assertEquals(person.dob.year, 1990); | ||
| test:assertEquals(person.dob.month, 12); | ||
| test:assertEquals(person.dob.day, 31); | ||
| } | ||
|
|
||
| @constraint:Array { | ||
| length: 2 | ||
| } | ||
| public type Weight decimal[]; | ||
|
|
||
| public type ValidationItem record {| | ||
| Weight weight; | ||
| |}; | ||
|
|
||
| @test:Config { | ||
| groups: ["constraint-validation"], | ||
| dataProvider: invalidConstraintAnnotation | ||
| } | ||
| function testInvalidConstraintAnnotationForParseString(string sourceData, typedesc<record {}> expType, string expectedError) { | ||
| anydata|Error err = parseString(sourceData, {}, expType); | ||
| test:assertEquals(err is Error, true); | ||
| test:assertEquals((<error>err).message(), expectedError); | ||
| } | ||
|
|
||
| function invalidConstraintAnnotation() returns [string, typedesc<record {}>, string][] { | ||
| return [ | ||
| [ | ||
| string ` | ||
| { | ||
| "name": "John Doe", | ||
| "age": 6, | ||
| "height": 180.20, | ||
| "dob": { | ||
| "year": 1990, | ||
| "month": 12, | ||
| "day": 31 | ||
| } | ||
| }`, | ||
| ValidationPerson, | ||
| "Validation failed for '$.name:maxLength' constraint(s)." | ||
| ], | ||
| [ | ||
| string ` | ||
| { | ||
| "name": "John", | ||
| "age": 4, | ||
| "height": 180.20, | ||
| "dob": { | ||
| "year": 1990, | ||
| "month": 12, | ||
| "day": 31 | ||
| } | ||
| }`, | ||
| ValidationPerson, | ||
| "Validation failed for '$.age:minValueExclusive' constraint(s)." | ||
| ], | ||
| [ | ||
| string ` | ||
| { | ||
| "name": "John", | ||
| "age": 6, | ||
| "height": 185.21, | ||
| "dob": { | ||
| "year": 1990, | ||
| "month": 12, | ||
| "day": 31 | ||
| } | ||
| }`, | ||
| ValidationPerson, | ||
| "Validation failed for '$.height:maxValue' constraint(s)." | ||
| ], | ||
| [ | ||
| string ` | ||
| { | ||
| "name": "John", | ||
| "age": 6, | ||
| "height": 167.252, | ||
| "dob": { | ||
| "year": 1990, | ||
| "month": 12, | ||
| "day": 31 | ||
| } | ||
| }`, | ||
| ValidationPerson, | ||
| "Validation failed for '$.height:maxFractionDigits' constraint(s)." | ||
| ], | ||
| [ | ||
| string ` | ||
| { | ||
| "name": "John", | ||
| "age": 6, | ||
| "height": 180.20, | ||
| "dob": { | ||
| "year": 5000, | ||
| "month": 12, | ||
| "day": 31 | ||
| } | ||
| }`, | ||
| ValidationPerson, | ||
| "Date of birth should be past value." | ||
| ], | ||
| [ | ||
| string ` | ||
| { | ||
| "weight": [1.2, 2.3, 3.4] | ||
| } | ||
| `, | ||
| ValidationItem, | ||
| "Validation failed for '$.weight:length' constraint(s)." | ||
| ] | ||
| ]; | ||
| } | ||
|
|
||
| @test:Config { | ||
| groups: ["constraint-validation"] | ||
| } | ||
| function testValidConstraintAnnotationForParseAsType() returns error? { | ||
| json jsonVal = { | ||
| name: "John", | ||
| age: 6, | ||
| height: 180.20, | ||
| dob: { | ||
| year: 1990, | ||
| month: 12, | ||
| day: 31 | ||
| } | ||
| }; | ||
|
|
||
| ValidationPerson person = check parseAsType(jsonVal); | ||
| test:assertEquals(person.name, "John"); | ||
| test:assertEquals(person.age, 6); | ||
| test:assertEquals(person.height, 180.20); | ||
| test:assertEquals(person.dob.year, 1990); | ||
| test:assertEquals(person.dob.month, 12); | ||
| test:assertEquals(person.dob.day, 31); | ||
| } | ||
|
|
||
| @test:Config { | ||
| groups: ["constraint-validation"], | ||
| dataProvider: invalidConstraintAnnotationForParseAsType | ||
| } | ||
| function testInvalidConstraintAnnotationForParseAsType(json sourceData, typedesc<record {}> expType, string expectedError) { | ||
| anydata|Error err = parseAsType(sourceData, {}, expType); | ||
| test:assertEquals(err is Error, true); | ||
| test:assertEquals((<error> err).message(), expectedError); | ||
| } | ||
|
|
||
| function invalidConstraintAnnotationForParseAsType() returns [json, typedesc<record {}>, string][] { | ||
| return [ | ||
| [ | ||
| { | ||
| name: "John Doe", | ||
| age: 6, | ||
| height: 180.20, | ||
| dob: { | ||
| year: 1990, | ||
| month: 12, | ||
| day: 31 | ||
| } | ||
| }, | ||
| ValidationPerson, | ||
| "Validation failed for '$.name:maxLength' constraint(s)." | ||
| ], | ||
| [ | ||
| { | ||
| name: "John", | ||
| age: 4, | ||
| height: 180.20, | ||
| dob: { | ||
| year: 1990, | ||
| month: 12, | ||
| day: 31 | ||
| } | ||
| }, | ||
| ValidationPerson, | ||
| "Validation failed for '$.age:minValueExclusive' constraint(s)." | ||
| ], | ||
| [ | ||
| { | ||
| name: "John", | ||
| age: 6, | ||
| height: 185.21, | ||
| dob: { | ||
| year: 1990, | ||
| month: 12, | ||
| day: 31 | ||
| } | ||
| }, | ||
| ValidationPerson, | ||
| "Validation failed for '$.height:maxValue' constraint(s)." | ||
| ], | ||
| [ | ||
| { | ||
| name: "John", | ||
| age: 6, | ||
| height: 167.252, | ||
| dob: { | ||
| year: 1990, | ||
| month: 12, | ||
| day: 31 | ||
| } | ||
| }, | ||
| ValidationPerson, | ||
| "Validation failed for '$.height:maxFractionDigits' constraint(s)." | ||
| ], | ||
| [ | ||
| { | ||
| name: "John", | ||
| age: 6, | ||
| height: 180.20, | ||
| dob: { | ||
| year: 5000, | ||
| month: 12, | ||
| day: 31 | ||
| } | ||
| }, | ||
| ValidationPerson, | ||
| "Date of birth should be past value." | ||
| ], | ||
| [ | ||
| { | ||
| "weight": [1.2, 2.3, 3.4] | ||
| }, | ||
| ValidationItem, | ||
| "Validation failed for '$.weight:length' constraint(s)." | ||
| ] | ||
| ]; | ||
| } |
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