ResearchKit/ResearchKitTests/ORKResultPredicateTests.swift

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import XCTest

class ORKResultPredicateTests: XCTestCase {
    
    var selector: ORKResultSelector!
    var identifier: String!
    
    override func setUp() {
        super.setUp()
        identifier = "TESTING"
        selector = ORKResultSelector(resultIdentifier: identifier)
    }
    
    func testPredicateForBooleanQuestion() {
        let predicate = ORKResultPredicate.predicateForBooleanQuestionResult(with: selector, expectedAnswer: true)
        let predicateString = TestPredicateFormat.boolean
        let expectedPredicate = NSPredicate(format: predicateString.rawValue, identifier, identifier)
        XCTAssert(predicate.isEqual(expectedPredicate))
    }
    
    func testPredicateForNilQuestion() {
        let predicate = ORKResultPredicate.predicateForNilQuestionResult(with: selector)
        let predicateString = TestPredicateFormat.nilPredicate
        let expectedPredicate = NSPredicate(format: predicateString.rawValue, identifier, identifier)
        XCTAssert(predicate.isEqual(expectedPredicate))
    }
    
    func testPredicatedForConsent() {
        let predicate = ORKResultPredicate.predicateForConsent(with: selector, didConsent: true)
        let predicateString = TestPredicateFormat.consent
        let expectedPredicate = NSPredicate(format: predicateString.rawValue, identifier, identifier)
        XCTAssert(predicate.isEqual(expectedPredicate))
    }
    
    func testPredicateForTextQuestion() {
        let expectedString = "EXPECTED"
        let predicate = ORKResultPredicate.predicateForTextQuestionResult(with: selector, expectedString: expectedString)
        let predicateString = TestPredicateFormat.text
        let expectedPredicate = NSPredicate(format: predicateString.rawValue, identifier, identifier, expectedString)
        XCTAssert(predicate.isEqual(expectedPredicate))
    }
    
    func testPredicateForScaleQuestion() {
        var predicate = ORKResultPredicate.predicateForScaleQuestionResult(with: selector, expectedAnswer: 5)
        var predicateString = TestPredicateFormat.scale
        var expectedPredicate = NSPredicate(format: predicateString.rawValue, identifier, identifier)
        XCTAssert(predicate.isEqual(expectedPredicate))
        
        predicate = ORKResultPredicate.predicateForScaleQuestionResult(with: selector, maximumExpectedAnswerValue: 20)
        predicateString = TestPredicateFormat.scaleMax
        expectedPredicate = NSPredicate(format: predicateString.rawValue, identifier, identifier)
        XCTAssert(predicate.isEqual(expectedPredicate))
        
        predicate = ORKResultPredicate.predicateForScaleQuestionResult(with: selector, minimumExpectedAnswerValue: 10)
        predicateString = TestPredicateFormat.scaleMin
        expectedPredicate = NSPredicate(format: predicateString.rawValue, identifier, identifier)
        XCTAssert(predicate.isEqual(expectedPredicate))
    }
    
    func testPredicateForChoiceQuestion() {
        let pattern = "PATTERN"
        var predicate = ORKResultPredicate.predicateForChoiceQuestionResult(with: selector, matchingPattern: pattern)
        var predicateString = TestPredicateFormat.choice
        var expectedPredicate = NSPredicate(format: predicateString.rawValue, identifier, identifier, pattern)
        XCTAssert(predicate.isEqual(expectedPredicate))
        
        let resultOne = ORKChoiceQuestionResult(identifier: "RESULT_ONE")
        let resultTwo = ORKChoiceQuestionResult(identifier: "RESULT_TWO")
        let results = [resultOne, resultTwo]
        
        predicate = ORKResultPredicate.predicateForChoiceQuestionResult(with: selector, expectedAnswerValue: resultOne)
        predicateString = TestPredicateFormat.choiceObject
        expectedPredicate = NSPredicate(format: predicateString.rawValue, identifier, identifier, resultOne)
        XCTAssert(predicate.isEqual(expectedPredicate))
        
        predicate = ORKResultPredicate.predicateForChoiceQuestionResult(with: selector, expectedAnswerValues: results)
        predicateString = TestPredicateFormat.choiceObjects
        expectedPredicate = NSPredicate(format: predicateString.rawValue, identifier, identifier, resultOne, resultTwo)
        XCTAssert(predicate.isEqual(expectedPredicate))
    }
    
    func testPredicateForNumericQuestion() {
        var predicate = ORKResultPredicate.predicateForNumericQuestionResult(with: selector, expectedAnswer: 25)
        var predicateString = TestPredicateFormat.numeric
        var expectedPredicate = NSPredicate(format: predicateString.rawValue, identifier, identifier)
        XCTAssert(predicate.isEqual(expectedPredicate))
        
        predicate = ORKResultPredicate.predicateForNumericQuestionResult(with: selector, maximumExpectedAnswerValue: 50)
        predicateString = TestPredicateFormat.numericMax
        expectedPredicate = NSPredicate(format: predicateString.rawValue, identifier, identifier)
        XCTAssert(predicate.isEqual(expectedPredicate))
        
        predicate = ORKResultPredicate.predicateForNumericQuestionResult(with: selector, minimumExpectedAnswerValue: 0)
        predicateString = TestPredicateFormat.numericMin
        expectedPredicate = NSPredicate(format: predicateString.rawValue, identifier, identifier)
        XCTAssert(predicate.isEqual(expectedPredicate))
    }
    
    func testPredicateForTimeIntervalQuestion() {
        var predicate = ORKResultPredicate.predicateForTimeIntervalQuestionResult(with: selector, maximumExpectedAnswerValue: 100)
        var predicateString = TestPredicateFormat.timeMax
        var expectedPredicate = NSPredicate(format: predicateString.rawValue, identifier, identifier)
        XCTAssert(predicate.isEqual(expectedPredicate))
        
        predicate = ORKResultPredicate.predicateForTimeIntervalQuestionResult(with: selector, minimumExpectedAnswerValue: 16)
        predicateString = TestPredicateFormat.timeMin
        expectedPredicate = NSPredicate(format: predicateString.rawValue, identifier, identifier)
        XCTAssert(predicate.isEqual(expectedPredicate))
        
        predicate = ORKResultPredicate.predicateForTimeIntervalQuestionResult(with: selector, minimumExpectedAnswerValue: 10, maximumExpectedAnswerValue: 1000)
        predicateString = TestPredicateFormat.timeMinAndMax
        expectedPredicate = NSPredicate(format: predicateString.rawValue, identifier, identifier)
        XCTAssert(predicate.isEqual(expectedPredicate))
    }
    
    func testPredicateForTimeOfDayQuestion() {
        let predicate = ORKResultPredicate.predicateForTimeOfDayQuestionResult(with: selector, minimumExpectedHour: 2, minimumExpectedMinute: 30, maximumExpectedHour: 10, maximumExpectedMinute: 10)
        let predicateString = TestPredicateFormat.timeOfDay
        let expectedPredicate = NSPredicate(format: predicateString.rawValue, identifier, identifier)
        XCTAssert(predicate.isEqual(expectedPredicate))
    }
}