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111 lines
4.9 KiB
Kotlin
111 lines
4.9 KiB
Kotlin
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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package org.mozilla.fenix.settings.creditcards
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import org.junit.Assert.assertEquals
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import org.junit.Assert.assertFalse
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import org.junit.Assert.assertTrue
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import org.junit.Test
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import org.junit.runner.RunWith
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import org.mozilla.fenix.helpers.FenixRobolectricTestRunner
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@RunWith(FenixRobolectricTestRunner::class)
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class StringTest {
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@Test
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fun `toCreditCardNumber returns a string with only digits `() {
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assertEquals("123456789", "1 234 5678 9".toCreditCardNumber())
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assertEquals("123456789", "1.23.4+5678/9".toCreditCardNumber())
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assertEquals("123456789", ",12r34t5678&9".toCreditCardNumber())
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assertEquals("123456789", " 1 234 5678 9 ".toCreditCardNumber())
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assertEquals("123456789", " abc 1 234 abc 5678 9".toCreditCardNumber())
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assertEquals("123456789", "1-234-5678-9".toCreditCardNumber())
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}
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@Test
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fun `last4Digits returns a string with only last 4 digits `() {
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assertEquals("8431", "371449635398431".last4Digits())
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assertEquals("2345", "12345".last4Digits())
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assertEquals("1234", "1234".last4Digits())
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assertEquals("123", "123".last4Digits())
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assertEquals("1", "1".last4Digits())
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assertEquals("", "".last4Digits())
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}
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@Test
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fun `validateCreditCardNumber returns true for valid credit card numbers `() {
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val americanExpressCard = "371449635398431"
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val dinnersClubCard = "30569309025904"
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val discoverCard = "6011111111111117"
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val jcbCard = "3530111333300000"
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val masterCardCard = "5555555555554444"
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val visaCard = "4111111111111111"
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assertTrue(americanExpressCard.validateCreditCardNumber())
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assertTrue(dinnersClubCard.validateCreditCardNumber())
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assertTrue(discoverCard.validateCreditCardNumber())
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assertTrue(jcbCard.validateCreditCardNumber())
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assertTrue(masterCardCard.validateCreditCardNumber())
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assertTrue(visaCard.validateCreditCardNumber())
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}
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@Test
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fun `validateCreditCardNumber returns false got invalid credit card numbers `() {
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val shortCardNumber = "12345678901"
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val longCardNumber = "12345678901234567890"
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val americanExpressCardInvalid = "371449635398432"
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val dinnersClubCardInvalid = "30569309025905"
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val discoverCardInvalid = "6011111111111118"
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val jcbCardInvalid = "3530111333300001"
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val masterCardCardInvalid = "5555555555554445"
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val visaCardInvalid = "4111111111111112"
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val voyagerCardInvalid = "869941728035896"
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assertFalse(shortCardNumber.validateCreditCardNumber())
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assertFalse(longCardNumber.validateCreditCardNumber())
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assertFalse(americanExpressCardInvalid.validateCreditCardNumber())
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assertFalse(dinnersClubCardInvalid.validateCreditCardNumber())
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assertFalse(discoverCardInvalid.validateCreditCardNumber())
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assertFalse(jcbCardInvalid.validateCreditCardNumber())
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assertFalse(masterCardCardInvalid.validateCreditCardNumber())
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assertFalse(visaCardInvalid.validateCreditCardNumber())
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assertFalse(voyagerCardInvalid.validateCreditCardNumber())
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}
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@Test
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fun `luhnAlgorithmValidation returns false for invalid identification numbers `() {
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// "4242424242424242" is a valid identification number
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assertFalse(luhnAlgorithmValidation("4242424242424240"))
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assertFalse(luhnAlgorithmValidation("4242424242424241"))
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assertFalse(luhnAlgorithmValidation("4242424242424243"))
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assertFalse(luhnAlgorithmValidation("4242424242424244"))
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assertFalse(luhnAlgorithmValidation("4242424242424245"))
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assertFalse(luhnAlgorithmValidation("4242424242424246"))
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assertFalse(luhnAlgorithmValidation("4242424242424247"))
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assertFalse(luhnAlgorithmValidation("4242424242424248"))
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assertFalse(luhnAlgorithmValidation("4242424242424249"))
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assertFalse(luhnAlgorithmValidation("1"))
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assertFalse(luhnAlgorithmValidation("12"))
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assertFalse(luhnAlgorithmValidation("123"))
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}
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@Test
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fun `luhnAlgorithmValidation returns true for valid identification numbers `() {
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assertTrue(luhnAlgorithmValidation("0"))
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assertTrue(luhnAlgorithmValidation("00"))
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assertTrue(luhnAlgorithmValidation("18"))
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assertTrue(luhnAlgorithmValidation("0000000000000000"))
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assertTrue(luhnAlgorithmValidation("4242424242424242"))
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assertTrue(luhnAlgorithmValidation("42424242424242426"))
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assertTrue(luhnAlgorithmValidation("424242424242424267"))
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assertTrue(luhnAlgorithmValidation("4242424242424242675"))
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assertTrue(luhnAlgorithmValidation("000000018"))
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assertTrue(luhnAlgorithmValidation("99999999999999999999"))
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assertTrue(luhnAlgorithmValidation("1234567812345670"))
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}
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}
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