eslint/tests/lib/rules/eol-last.js

   1 /**
   2  * @fileoverview Tests for eol-last rule.
   3  * @author Nodeca Team <https://github.com/nodeca>
   4  */
   5 "use strict";
   6
   7 //------------------------------------------------------------------------------
   8 // Requirements
   9 //------------------------------------------------------------------------------
  10
  11 const rule = require("../../../lib/rules/eol-last"),
  12     { RuleTester } = require("../../../lib/rule-tester");
  13
  14 //------------------------------------------------------------------------------
  15 // Tests
  16 //------------------------------------------------------------------------------
  17
  18 const ruleTester = new RuleTester();
  19
  20 ruleTester.run("eol-last", rule, {
  21
  22     valid: [
  23         "",
  24         "\n",
  25         "var a = 123;\n",
  26         "var a = 123;\n\n",
  27         "var a = 123;\n   \n",
  28
  29         "\r\n",
  30         "var a = 123;\r\n",
  31         "var a = 123;\r\n\r\n",
  32         "var a = 123;\r\n   \r\n",
  33
  34         { code: "var a = 123;", options: ["never"] },
  35         { code: "var a = 123;\nvar b = 456;", options: ["never"] },
  36         { code: "var a = 123;\r\nvar b = 456;", options: ["never"] },
  37
  38         // Deprecated: `"unix"` parameter
  39         { code: "", options: ["unix"] },
  40         { code: "\n", options: ["unix"] },
  41         { code: "var a = 123;\n", options: ["unix"] },
  42         { code: "var a = 123;\n\n", options: ["unix"] },
  43         { code: "var a = 123;\n   \n", options: ["unix"] },
  44
  45         // Deprecated: `"windows"` parameter
  46         { code: "", options: ["windows"] },
  47         { code: "\n", options: ["windows"] },
  48         { code: "\r\n", options: ["windows"] },
  49         { code: "var a = 123;\r\n", options: ["windows"] },
  50         { code: "var a = 123;\r\n\r\n", options: ["windows"] },
  51         { code: "var a = 123;\r\n   \r\n", options: ["windows"] }
  52     ],
  53
  54     invalid: [
  55         {
  56             code: "var a = 123;",
  57             output: "var a = 123;\n",
  58             errors: [{
  59                 messageId: "missing",
  60                 type: "Program",
  61                 line: 1,
  62                 column: 13,
  63                 endLine: void 0,
  64                 endColumn: void 0
  65             }]
  66         },
  67         {
  68             code: "var a = 123;\n   ",
  69             output: "var a = 123;\n   \n",
  70             errors: [{
  71                 messageId: "missing",
  72                 type: "Program",
  73                 line: 2,
  74                 column: 4,
  75                 endLine: void 0,
  76                 endColumn: void 0
  77             }]
  78         },
  79         {
  80             code: "var a = 123;\n",
  81             output: "var a = 123;",
  82             options: ["never"],
  83             errors: [{
  84                 messageId: "unexpected",
  85                 type: "Program",
  86                 line: 1,
  87                 column: 13,
  88                 endLine: 2,
  89                 endColumn: 1
  90             }]
  91         },
  92         {
  93             code: "var a = 123;\r\n",
  94             output: "var a = 123;",
  95             options: ["never"],
  96             errors: [{
  97                 messageId: "unexpected",
  98                 type: "Program",
  99                 line: 1,
 100                 column: 13,
 101                 endLine: 2,
 102                 endColumn: 1
 103             }]
 104         },
 105         {
 106             code: "var a = 123;\r\n\r\n",
 107             output: "var a = 123;",
 108             options: ["never"],
 109             errors: [{
 110                 messageId: "unexpected",
 111                 type: "Program",
 112                 line: 2,
 113                 column: 1,
 114                 endLine: 3,
 115                 endColumn: 1
 116             }]
 117         },
 118         {
 119             code: "var a = 123;\nvar b = 456;\n",
 120             output: "var a = 123;\nvar b = 456;",
 121             options: ["never"],
 122             errors: [{
 123                 messageId: "unexpected",
 124                 type: "Program",
 125                 line: 2,
 126                 column: 13,
 127                 endLine: 3,
 128                 endColumn: 1
 129             }]
 130         },
 131         {
 132             code: "var a = 123;\r\nvar b = 456;\r\n",
 133             output: "var a = 123;\r\nvar b = 456;",
 134             options: ["never"],
 135             errors: [{
 136                 messageId: "unexpected",
 137                 type: "Program",
 138                 line: 2,
 139                 column: 13,
 140                 endLine: 3,
 141                 endColumn: 1
 142             }]
 143         },
 144         {
 145             code: "var a = 123;\n\n",
 146             output: "var a = 123;",
 147             options: ["never"],
 148             errors: [{
 149                 messageId: "unexpected",
 150                 type: "Program",
 151                 line: 2,
 152                 column: 1,
 153                 endLine: 3,
 154                 endColumn: 1
 155             }]
 156         },
 157
 158         // Deprecated: `"unix"` parameter
 159         {
 160             code: "var a = 123;",
 161             output: "var a = 123;\n",
 162             options: ["unix"],
 163             errors: [{
 164                 messageId: "missing",
 165                 type: "Program",
 166                 line: 1,
 167                 column: 13,
 168                 endLine: void 0,
 169                 endColumn: void 0
 170             }]
 171         },
 172         {
 173             code: "var a = 123;\n   ",
 174             output: "var a = 123;\n   \n",
 175             options: ["unix"],
 176             errors: [{
 177                 messageId: "missing",
 178                 type: "Program",
 179                 line: 2,
 180                 column: 4,
 181                 endLine: void 0,
 182                 endColumn: void 0
 183             }]
 184         },
 185
 186         // Deprecated: `"windows"` parameter
 187         {
 188             code: "var a = 123;",
 189             output: "var a = 123;\r\n",
 190             options: ["windows"],
 191             errors: [{
 192                 messageId: "missing",
 193                 type: "Program",
 194                 line: 1,
 195                 column: 13,
 196                 endLine: void 0,
 197                 endColumn: void 0
 198             }]
 199         },
 200         {
 201             code: "var a = 123;\r\n   ",
 202             output: "var a = 123;\r\n   \r\n",
 203             options: ["windows"],
 204             errors: [{
 205                 messageId: "missing",
 206                 type: "Program",
 207                 line: 2,
 208                 column: 4,
 209                 endLine: void 0,
 210                 endColumn: void 0
 211             }]
 212         }
 213     ]
 214 });