1 // Copyright 2016 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 package org.chromium.chrome.browser.payments; 6 7 import androidx.test.filters.MediumTest; 8 9 import org.junit.Assert; 10 import org.junit.Rule; 11 import org.junit.Test; 12 import org.junit.runner.RunWith; 13 14 import org.chromium.base.LocaleUtils; 15 import org.chromium.base.test.BaseJUnit4ClassRunner; 16 import org.chromium.chrome.test.ChromeBrowserTestRule; 17 import org.chromium.components.payments.CurrencyFormatter; 18 19 import java.util.Arrays; 20 import java.util.List; 21 22 /** 23 * A lightweight integration test for CurrencyFormatter to run on an Android device. 24 */ 25 @RunWith(BaseJUnit4ClassRunner.class) 26 public class CurrencyFormatterTest { 27 @Rule 28 public ChromeBrowserTestRule mActivityTestRule = new ChromeBrowserTestRule(); 29 30 /** 31 * Unicode non-breaking space. 32 */ 33 private static final String NBSP = "\u00A0"; 34 private static final String NarrowNBSP = "\u202F"; 35 longStringOfLength(int len)36 private static String longStringOfLength(int len) { 37 StringBuilder currency = new StringBuilder(); 38 for (int i = 0; i < len; i++) { 39 currency.append("A"); 40 } 41 return currency.toString(); 42 } 43 44 @Test 45 @MediumTest testMultipleConversions()46 public void testMultipleConversions() { 47 // Note, all spaces are expected to be unicode non-breaking spaces. Here they are shown as 48 // normal spaces. 49 List<Object[]> testCases = Arrays.asList(new Object[][] { 50 {"55.00", "USD", "en-US", "USD", "$55.00"}, 51 {"55.00", "USD", "en-CA", "USD", "$55.00"}, 52 {"55.00", "USD", "fr-CA", "USD", "55,00 $"}, 53 {"55.00", "USD", "fr-FR", "USD", "55,00 $"}, 54 {"1234", "USD", "fr-FR", "USD", "1 234,00 $"}, 55 56 {"55.5", "USD", "en-US", "USD", "$55.50"}, {"55", "USD", "en-US", "USD", "$55.00"}, 57 {"-123", "USD", "en-US", "USD", "-$123.00"}, 58 {"-1234", "USD", "en-US", "USD", "-$1,234.00"}, 59 {"0.1234", "USD", "en-US", "USD", "$0.1234"}, 60 61 {"55.00", "EUR", "en-US", "EUR", "€55.00"}, 62 {"55.00", "EUR", "en-CA", "EUR", "€55.00"}, 63 {"55.00", "EUR", "fr-CA", "EUR", "55,00 €"}, 64 {"55.00", "EUR", "fr-FR", "EUR", "55,00 €"}, 65 66 {"55.00", "CAD", "en-US", "CAD", "$55.00"}, 67 {"55.00", "CAD", "en-CA", "CAD", "$55.00"}, 68 {"55.00", "CAD", "fr-CA", "CAD", "55,00 $"}, 69 {"55.00", "CAD", "fr-FR", "CAD", "55,00 $"}, 70 71 {"55", "JPY", "ja-JP", "JPY", "￥55"}, {"55.0", "JPY", "ja-JP", "JPY", "￥55"}, 72 {"55.00", "JPY", "ja-JP", "JPY", "￥55"}, 73 {"55.12", "JPY", "ja-JP", "JPY", "￥55.12"}, 74 {"55.49", "JPY", "ja-JP", "JPY", "￥55.49"}, 75 {"55.50", "JPY", "ja-JP", "JPY", "￥55.5"}, 76 {"55.9999", "JPY", "ja-JP", "JPY", "￥55.9999"}, 77 78 // Unofficial ISO 4217 currency code. 79 {"55.00", "BTX", "en-US", "BTX", "55.00"}, 80 {"-0.00000001", "BTX", "en-US", "BTX", "-0.00000001"}, 81 {"-55.00", "BTX", "fr-FR", "BTX", "-55,00"}, 82 83 {"123456789012345678901234567890.123456789012345678901234567890", "USD", "fr-FR", 84 "USD", "123 456 789 012 345 678 901 234 567 890,123456789 $"}, 85 {"123456789012345678901234567890.123456789012345678901234567890", "USD", "en-US", 86 "USD", "$123,456,789,012,345,678,901,234,567,890.123456789"}, 87 88 // Any string of at most 2048 characters can be valid amount currency codes. 89 {"55.00", "", "en-US", "", "55.00"}, 90 {"55.00", "ABCDEF", "en-US", "ABCDE\u2026", "55.00"}, 91 // Currency code more than 6 character is formatted to first 5 characters and 92 // ellipsis. "\u2026" is unicode for ellipsis. 93 {"55.00", longStringOfLength(2048), "en-US", "AAAAA\u2026", "55.00"}, 94 }); 95 96 for (int i = 0; i < testCases.size(); i++) { 97 Object[] testCase = testCases.get(i); 98 99 String amount = (String) testCase[0]; 100 String currency = (String) testCase[1]; 101 String locale = (String) testCase[2]; 102 String expectedCurrencyFormatting = (String) testCase[3]; 103 String expectedAmountFormatting = (String) testCase[4]; 104 105 CurrencyFormatter formatter = 106 new CurrencyFormatter(currency, LocaleUtils.forLanguageTag(locale)); 107 // To make tests robust against the CLDR data change in terms of space (ASCII 108 // space, NBSP and Narrow NBSP), fold NBSP and NarrowNBSP into U+0020. 109 String formattedAmount = formatter.format(amount).replace(NBSP, " "); 110 Assert.assertEquals("\"" + currency + "\" \"" + amount + "\" (\"" + locale 111 + "\" locale) should be formatted into \"" + expectedAmountFormatting 112 + "\"", 113 expectedAmountFormatting, formattedAmount.replace(NarrowNBSP, " ")); 114 Assert.assertEquals("\"" + currency + "\"" 115 + " should be formatted into \"" + expectedCurrencyFormatting + "\"", 116 expectedCurrencyFormatting, formatter.getFormattedCurrencyCode()); 117 } 118 } 119 } 120