1 | import * as chrono from "../src/";
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2 | import { testSingleCase, testUnexpectedResult } from "./test_util";
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3 | import { Meridiem } from "../src";
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4 | import UnlikelyFormatFilter from "../src/common/refiners/UnlikelyFormatFilter";
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5 | import SlashDateFormatParser from "../src/common/parsers/SlashDateFormatParser";
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6 | import ENWeekdayParser from "../src/locales/en/parsers/ENWeekdayParser";
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7 | import ENTimeUnitCasualRelativeFormatParser from "../src/locales/en/parsers/ENTimeUnitCasualRelativeFormatParser";
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8 | import { ParsingComponents } from "../src/";
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9 |
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10 |
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11 |
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12 | test("Test - Load modules", function () {
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13 | expect(chrono).toBeDefined();
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14 |
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15 | expect(chrono.Chrono).toBeDefined();
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16 |
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17 | expect(chrono.parse).toBeDefined();
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18 |
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19 | expect(chrono.parseDate).toBeDefined();
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20 |
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21 | expect(chrono.casual).toBeDefined();
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22 |
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23 | expect(chrono.strict).toBeDefined();
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24 | });
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25 |
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26 | test("Test - Basic parse date functions", function () {
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27 | expect(chrono.parseDate("7:00PM July 5th, 2020")).toStrictEqual(new Date(2020, 7 - 1, 5, 19));
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28 |
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29 | expect(chrono.en.parseDate("7:00PM July 5th, 2020")).toStrictEqual(new Date(2020, 7 - 1, 5, 19));
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30 |
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31 | expect(chrono.strict.parseDate("7:00PM July 5th, 2020")).toStrictEqual(new Date(2020, 7 - 1, 5, 19));
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32 |
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33 | expect(chrono.casual.parseDate("7:00PM July 5th, 2020")).toStrictEqual(new Date(2020, 7 - 1, 5, 19));
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34 | });
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35 |
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36 | test("Test - Add custom parser", () => {
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37 | const customParser = {
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38 | pattern: () => {
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39 | return /(\d{1,2})(st|nd|rd|th)/i;
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40 | },
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41 | extract: (context, match) => {
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42 | expect(match[0]).toBe("25th");
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43 | expect(context.refDate).toBeTruthy();
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44 |
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45 | return {
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46 | day: parseInt(match[1]),
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47 | };
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48 | },
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49 | };
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50 |
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51 | const custom = new chrono.Chrono();
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52 | custom.parsers.push(customParser);
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53 | testSingleCase(custom, "meeting on 25th", new Date(2017, 11 - 1, 19), (result) => {
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54 | expect(result.text).toBe("25th");
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55 | expect(result.start.get("month")).toBe(11);
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56 | expect(result.start.get("day")).toBe(25);
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57 | });
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58 | });
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59 |
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60 | test("Test - Add custom parser example", () => {
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61 | const custom = chrono.casual.clone();
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62 | custom.parsers.push({
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63 | pattern: () => {
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64 | return /\bChristmas\b/i;
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65 | },
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66 | extract: () => {
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67 | return {
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68 | day: 25,
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69 | month: 12,
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70 | };
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71 | },
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72 | });
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73 |
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74 | testSingleCase(custom, "I'll arrive at 2.30AM on Christmas", (result) => {
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75 | expect(result.text).toBe("at 2.30AM on Christmas");
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76 | expect(result.start.get("month")).toBe(12);
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77 | expect(result.start.get("day")).toBe(25);
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78 | expect(result.start.get("hour")).toBe(2);
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79 | expect(result.start.get("minute")).toBe(30);
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80 | });
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81 |
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82 | testSingleCase(custom, "I'll arrive at Christmas night", (result) => {
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83 | expect(result.text).toBe("Christmas night");
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84 | expect(result.start.get("month")).toBe(12);
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85 | expect(result.start.get("day")).toBe(25);
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86 | expect(result.start.get("meridiem")).toBe(Meridiem.PM);
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87 | expect(result.start.get("meridiem")).toBe(1);
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88 | });
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89 |
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90 | testSingleCase(custom, "Doing something tomorrow", (result) => {
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91 | expect(result.text).toBe("tomorrow");
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92 | });
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93 | });
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94 |
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95 | test("Test - Add custom refiner example", () => {
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96 | const custom = chrono.casual.clone();
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97 | custom.refiners.push({
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98 | refine: (context, results) => {
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99 |
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100 |
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101 | results.forEach((result) => {
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102 | if (
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103 | !result.start.isCertain("meridiem") &&
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104 | result.start.get("hour") >= 1 &&
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105 | result.start.get("hour") < 4
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106 | ) {
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107 | result.start.assign("meridiem", Meridiem.PM);
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108 | result.start.assign("hour", result.start.get("hour") + 12);
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109 | }
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110 | });
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111 | return results;
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112 | },
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113 | });
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114 |
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115 | testSingleCase(custom, "This is at 2.30", (result) => {
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116 | expect(result.text).toBe("at 2.30");
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117 | expect(result.start.get("hour")).toBe(14);
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118 | expect(result.start.get("minute")).toBe(30);
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119 | });
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120 |
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121 | testSingleCase(custom, "This is at 2.30 AM", (result) => {
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122 | expect(result.text).toBe("at 2.30 AM");
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123 | expect(result.start.get("hour")).toBe(2);
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124 | expect(result.start.get("minute")).toBe(30);
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125 | });
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126 | });
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127 |
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128 | test("Test - Add custom parser with tags example", () => {
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129 | const custom = chrono.casual.clone();
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130 | custom.parsers.push({
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131 | pattern: () => {
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132 | return /\bChristmas\b/i;
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133 | },
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134 | extract: (context) => {
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135 | return context
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136 | .createParsingComponents({
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137 | day: 25,
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138 | month: 12,
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139 | })
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140 | .addTag("parser/ChristmasDayParser");
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141 | },
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142 | });
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143 |
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144 | testSingleCase(custom, "Doing something tomorrow", (result) => {
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145 | expect(result.text).toBe("tomorrow");
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146 | expect(result.tags()).toContain("parser/ENCasualDateParser");
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147 | });
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148 |
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149 | testSingleCase(custom, "I'll arrive at 2.30AM on Christmas", (result) => {
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150 | expect(result.text).toBe("at 2.30AM on Christmas");
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151 | expect(result.tags()).toContain("parser/ChristmasDayParser");
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152 | expect(result.tags()).toContain("parser/ENTimeExpressionParser");
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153 | });
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154 |
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155 | testSingleCase(custom, "I'll arrive at Christmas night", (result) => {
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156 | expect(result.text).toBe("Christmas night");
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157 | expect(result.tags()).toContain("parser/ChristmasDayParser");
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158 | expect(result.tags()).toContain("parser/ENCasualTimeParser");
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159 | });
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160 |
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161 |
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162 | });
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163 |
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164 | test("Test - Remove a parser example", () => {
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165 | const custom = chrono.en.strict.clone();
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166 | custom.parsers = custom.parsers.filter((r) => !(r instanceof SlashDateFormatParser));
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167 | custom.parsers.push(new SlashDateFormatParser(true));
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168 |
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169 | testSingleCase(custom, "6/10/2018", (result) => {
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170 | expect(result.text).toBe("6/10/2018");
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171 | expect(result.start.get("year")).toBe(2018);
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172 | expect(result.start.get("month")).toBe(10);
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173 | expect(result.start.get("day")).toBe(6);
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174 | });
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175 | });
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176 |
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177 | test("Test - Remove a refiner example", () => {
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178 | const custom = chrono.casual.clone();
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179 | custom.refiners = custom.refiners.filter((r) => !(r instanceof UnlikelyFormatFilter));
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180 |
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181 | testSingleCase(custom, "This is at 2.30", (result) => {
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182 | expect(result.text).toBe("at 2.30");
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183 | expect(result.start.get("hour")).toBe(2);
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184 | expect(result.start.get("minute")).toBe(30);
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185 | });
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186 | });
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187 |
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188 | test("Test - Replace a parser example", () => {
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189 | const custom = chrono.en.casual.clone();
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190 | testSingleCase(custom, "next 5m", new Date(2016, 10 - 1, 1, 14, 52), (result, text) => {
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191 | expect(result.start.get("hour")).toBe(14);
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192 | expect(result.start.get("minute")).toBe(57);
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193 | });
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194 | testSingleCase(custom, "next 5 minutes", new Date(2016, 10 - 1, 1, 14, 52), (result, text) => {
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195 | expect(result.start.get("hour")).toBe(14);
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196 | expect(result.start.get("minute")).toBe(57);
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197 | });
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198 |
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199 | const index = custom.parsers.findIndex((r) => r instanceof ENTimeUnitCasualRelativeFormatParser);
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200 | custom.parsers[index] = new ENTimeUnitCasualRelativeFormatParser(false);
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201 | testUnexpectedResult(custom, "next 5m");
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202 | testSingleCase(custom, "next 5 minutes", new Date(2016, 10 - 1, 1, 14, 52), (result, text) => {
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203 | expect(result.start.get("hour")).toBe(14);
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204 | expect(result.start.get("minute")).toBe(57);
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205 | });
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206 | });
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207 |
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208 | test("Test - Compare with native js", () => {
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209 | const testByCompareWithNative = (text) => {
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210 | const expectedDate = new Date(text);
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211 | testSingleCase(chrono, text, (result) => {
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212 | expect(result.text).toBe(text);
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213 | expect(result).toBeDate(expectedDate);
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214 | });
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215 | };
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216 |
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217 | testByCompareWithNative("1994-11-05T13:15:30Z");
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218 |
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219 | testByCompareWithNative("1994-02-28T08:15:30-05:30");
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220 |
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221 | testByCompareWithNative("1994-11-05T08:15:30-05:30");
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222 |
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223 | testByCompareWithNative("1994-11-05T08:15:30+11:30");
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224 |
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225 | testByCompareWithNative("2014-11-30T08:15:30-05:30");
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226 |
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227 | testByCompareWithNative("Sat, 21 Feb 2015 11:50:48 -0500");
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228 |
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229 | testByCompareWithNative("22 Feb 2015 04:12:00 -0000");
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230 |
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231 | testByCompareWithNative("1900-01-01T00:00:00-01:00");
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232 |
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233 | testByCompareWithNative("1900-01-01T00:00:00-00:00");
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234 |
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235 | testByCompareWithNative("9999-12-31T23:59:00-00:00");
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236 |
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237 | testByCompareWithNative("09/25/2017 10:31:50.522 PM");
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238 |
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239 | testByCompareWithNative("Sat Nov 05 1994 22:45:30 GMT+0900 (JST)");
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240 |
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241 | testByCompareWithNative("Fri, 31 Mar 2000 07:00:00 UTC");
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242 |
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243 | testByCompareWithNative("2014-12-14T18:22:14.759Z");
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244 |
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245 | testByCompareWithNative("2024-01-01T00:00");
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246 | });
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