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TestsSupport.swift
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94 lines (61 loc) · 2.36 KB
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import XCTest
import Foundation
/// Checks if two dictionaries are equal.
func XCTAssertDeepEqual(_ dictionary: [String: Any], _ expected: [String: Any]) {
for (key, value) in dictionary {
guard let expectedValue = expected[key] else {
XCTFail("Unexpected value for key")
break
}
let didCompare = XCTDeepCompare(value, expectedValue)
guard didCompare == true else {
XCTFail("Could not compare values for key \(key)")
return
}
}
}
/// Checks if two arrays are equal.
func XCTAssertDeepEqual(_ array: [Any], _ expected: [Any]) {
guard array.count == expected.count else {
XCTFail("Array does not have the expected number of items.")
return
}
var idx = 0
for (value, expectedValue) in zip(array, expected) {
let didCompare = XCTDeepCompare(value, expectedValue)
guard didCompare == true else {
XCTFail("Could not compare values at index \(idx).")
return
}
idx += 1
}
}
private func XCTDeepCompare(_ value: Any, _ expectedValue: Any) -> Bool {
if let hashable = value as? AnyHashable, let expectedHashable = expectedValue as? AnyHashable {
XCTAssertEqual(hashable, expectedHashable)
return true
}
if let array = value as? [AnyHashable], let expectedArray = expectedValue as? [AnyHashable] {
XCTAssertEqual(array, expectedArray)
return true
}
if let arrayArray = value as? [[AnyHashable]], let expectedArrayArray = expectedValue as? [[AnyHashable]] {
XCTAssertEqual(arrayArray.count, expectedArrayArray.count)
for (arr, expectedArr) in zip(arrayArray, expectedArrayArray) {
XCTAssertEqual(arr, expectedArr)
}
return true
}
if let dictionary = value as? [String: Any], let expectedDictionary = expectedValue as? [String: Any] {
XCTAssertDeepEqual(dictionary, expectedDictionary)
return true
}
if let dictionaryArray = value as? [[String: Any]], let expectedDictionaryArray = expectedValue as? [[String: Any]] {
XCTAssertEqual(dictionaryArray.count, expectedDictionaryArray.count)
for (dict, expectedDict) in zip(dictionaryArray, expectedDictionaryArray) {
XCTAssertDeepEqual(dict, expectedDict)
}
return true
}
return false
}