[pve-eslint.git] / eslint / tests / lib / rules / max-lines.js

/**
 * @fileoverview enforce a maximum file length
 * @author Alberto Rodríguez
 */
"use strict";

//------------------------------------------------------------------------------
// Requirements
//------------------------------------------------------------------------------

const rule = require("../../../lib/rules/max-lines"),
    { RuleTester } = require("../../../lib/rule-tester");

//------------------------------------------------------------------------------
// Tests
//------------------------------------------------------------------------------

const ruleTester = new RuleTester();

ruleTester.run("max-lines", rule, {
    valid: [
        "var x;",
        "var xy;\nvar xy;",
        { code: "A", options: [1] },
        { code: "A\n", options: [1] },
        { code: "A\r", options: [1] },
        { code: "A\r\n", options: [1] },
        { code: "var xy;\nvar xy;", options: [2] },
        { code: "var xy;\nvar xy;\n", options: [2] },
        { code: "var xy;\nvar xy;", options: [{ max: 2 }] },
        { code: "// comment\n", options: [{ max: 0, skipComments: true }] },
        { code: "foo;\n /* comment */\n", options: [{ max: 1, skipComments: true }] },
        {
            code: [
                "//a single line comment",
                "var xy;",
                "var xy;",
                " /* a multiline",
                " really really",
                " long comment*/ "
            ].join("\n"),
            options: [{ max: 2, skipComments: true }]
        },
        {
            code: [
                "var x; /* inline comment",
                " spanning multiple lines */ var z;"
            ].join("\n"),
            options: [{ max: 2, skipComments: true }]
        },
        {
            code: [
                "var x; /* inline comment",
                " spanning multiple lines */",
                "var z;"
            ].join("\n"),
            options: [{ max: 2, skipComments: true }]
        },
        {
            code: [
                "var x;",
                "",
                "\t",
                "\t  ",
                "var y;"
            ].join("\n"),
            options: [{ max: 2, skipBlankLines: true }]
        },
        {
            code: [
                "//a single line comment",
                "var xy;",
                " ",
                "var xy;",
                " ",
                " /* a multiline",
                " really really",
                " long comment*/"
            ].join("\n"),
            options: [{ max: 2, skipComments: true, skipBlankLines: true }]
        }
    ],
    invalid: [
        {
            code: "var xyz;\nvar xyz;\nvar xyz;",
            options: [2],
            errors: [
                {
                    messageId: "exceed",
                    data: { max: 2, actual: 3 },
                    line: 3,
                    column: 1,
                    endLine: 3,
                    endColumn: 9
                }
            ]
        },
        {
            code: "/* a multiline comment\n that goes to many lines*/\nvar xy;\nvar xy;",
            options: [2],
            errors: [
                {
                    messageId: "exceed",
                    data: { max: 2, actual: 4 },
                    line: 3,
                    column: 1,
                    endLine: 4,
                    endColumn: 8
                }
            ]
        },
        {
            code: "//a single line comment\nvar xy;\nvar xy;",
            options: [2],
            errors: [
                {
                    messageId: "exceed",
                    data: { max: 2, actual: 3 },
                    line: 3,
                    column: 1,
                    endLine: 3,
                    endColumn: 8
                }
            ]
        },
        {
            code: [
                "var x;",
                "",
                "",
                "",
                "var y;"
            ].join("\n"),
            options: [{ max: 2 }],
            errors: [
                {
                    messageId: "exceed",
                    data: { max: 2, actual: 5 },
                    line: 3,
                    column: 1,
                    endLine: 5,
                    endColumn: 7
                }
            ]
        },
        {
            code: [
                "//a single line comment",
                "var xy;",
                " ",
                "var xy;",
                " ",
                " /* a multiline",
                " really really",
                " long comment*/"
            ].join("\n"),
            options: [{ max: 2, skipComments: true }],
            errors: [
                {
                    messageId: "exceed",
                    data: { max: 2, actual: 4 },
                    line: 4,
                    column: 1,
                    endLine: 8,
                    endColumn: 16
                }
            ]
        },
        {
            code: [
                "var x; // inline comment",
                "var y;",
                "var z;"
            ].join("\n"),
            options: [{ max: 2, skipComments: true }],
            errors: [
                {
                    messageId: "exceed",
                    data: { max: 2, actual: 3 },
                    line: 3,
                    column: 1,
                    endLine: 3,
                    endColumn: 7
                }
            ]
        },
        {
            code: [
                "var x; /* inline comment",
                " spanning multiple lines */",
                "var y;",
                "var z;"
            ].join("\n"),
            options: [{ max: 2, skipComments: true }],
            errors: [
                {
                    messageId: "exceed",
                    data: { max: 2, actual: 3 },
                    line: 4,
                    column: 1,
                    endLine: 4,
                    endColumn: 7
                }
            ]
        },
        {
            code: [
                "//a single line comment",
                "var xy;",
                " ",
                "var xy;",
                " ",
                " /* a multiline",
                " really really",
                " long comment*/"
            ].join("\n"),
            options: [{ max: 2, skipBlankLines: true }],
            errors: [
                {
                    messageId: "exceed",
                    data: { max: 2, actual: 6 },
                    line: 4,
                    column: 1,
                    endLine: 8,
                    endColumn: 16
                }
            ]
        },
        {
            code: "AAAAAAAA\n".repeat(301).trim(),
            options: [{}],
            errors: [
                {
                    messageId: "exceed",
                    data: { max: 300, actual: 301 },
                    line: 301,
                    column: 1,
                    endLine: 301,
                    endColumn: 9
                }
            ]
        },
        {

            // Questionable. Makes sense to report this, and makes sense to not report this.
            code: "",
            options: [{ max: 0 }],
            errors: [
                {
                    messageId: "exceed",
                    data: { max: 0, actual: 1 },
                    line: 1,
                    column: 1,
                    endLine: 1,
                    endColumn: 1
                }
            ]
        },
        {
            code: " ",
            options: [{ max: 0 }],
            errors: [
                {
                    messageId: "exceed",
                    data: { max: 0, actual: 1 },
                    line: 1,
                    column: 1,
                    endLine: 1,
                    endColumn: 2
                }
            ]
        },
        {
            code: "\n",
            options: [{ max: 0 }],
            errors: [
                {
                    messageId: "exceed",
                    data: { max: 0, actual: 1 },
                    line: 1,
                    column: 1,
                    endLine: 2,
                    endColumn: 1
                }
            ]
        },
        {
            code: "A",
            options: [{ max: 0 }],
            errors: [
                {
                    messageId: "exceed",
                    data: { max: 0, actual: 1 },
                    line: 1,
                    column: 1,
                    endLine: 1,
                    endColumn: 2
                }
            ]
        },
        {
            code: "A\n",
            options: [{ max: 0 }],
            errors: [
                {
                    messageId: "exceed",
                    data: { max: 0, actual: 1 },
                    line: 1,
                    column: 1,
                    endLine: 2,
                    endColumn: 1
                }
            ]
        },
        {
            code: "A\n ",
            options: [{ max: 0 }],
            errors: [
                {
                    messageId: "exceed",
                    data: { max: 0, actual: 2 },
                    line: 1,
                    column: 1,
                    endLine: 2,
                    endColumn: 2
                }
            ]
        },
        {
            code: "A\n ",
            options: [{ max: 1 }],
            errors: [
                {
                    messageId: "exceed",
                    data: { max: 1, actual: 2 },
                    line: 2,
                    column: 1,
                    endLine: 2,
                    endColumn: 2
                }
            ]
        },
        {
            code: "A\n\n",
            options: [{ max: 1 }],
            errors: [
                {
                    messageId: "exceed",
                    data: { max: 1, actual: 2 },
                    line: 2,
                    column: 1,
                    endLine: 3,
                    endColumn: 1
                }
            ]
        },
        {
            code: ["var a = 'a'; ", "var x", "var c;", "console.log"].join(
                "\n"
            ),
            options: [{ max: 2 }],
            errors: [
                {
                    messageId: "exceed",
                    data: { max: 2, actual: 4 },
                    line: 3,
                    column: 1,
                    endLine: 4,
                    endColumn: 12
                }
            ]
        },
        {
            code: "var a = 'a',\nc,\nx;\r",
            options: [{ max: 2 }],
            errors: [
                {
                    messageId: "exceed",
                    data: { max: 2, actual: 3 },
                    line: 3,
                    column: 1,
                    endLine: 4,
                    endColumn: 1
                }
            ]
        },
        {
            code: "var a = 'a',\nc,\nx;\n",
            options: [{ max: 2 }],
            errors: [
                {
                    messageId: "exceed",
                    data: { max: 2, actual: 3 },
                    line: 3,
                    column: 1,
                    endLine: 4,
                    endColumn: 1
                }
            ]
        },
        {
            code: "\n\nvar a = 'a',\nc,\nx;\n",
            options: [{ max: 2, skipBlankLines: true }],
            errors: [
                {
                    messageId: "exceed",
                    data: { max: 2, actual: 3 },
                    line: 5,
                    column: 1,
                    endLine: 6,
                    endColumn: 1
                }
            ]
        },
        {
            code: [
                "var a = 'a'; ",
                "var x",
                "var c;",
                "console.log",
                "// some block ",
                "// comments"
            ].join("\n"),
            options: [{ max: 2, skipComments: true }],
            errors: [
                {
                    messageId: "exceed",
                    data: { max: 2, actual: 4 },
                    line: 3,
                    column: 1,
                    endLine: 6,
                    endColumn: 12
                }
            ]
        },
        {
            code: [
                "var a = 'a'; ",
                "var x",
                "var c;",
                "console.log",
                "/* block comments */"
            ].join("\n"),
            options: [{ max: 2, skipComments: true }],
            errors: [
                {
                    messageId: "exceed",
                    data: { max: 2, actual: 4 },
                    line: 3,
                    column: 1,
                    endLine: 5,
                    endColumn: 21
                }
            ]
        },
        {
            code: [
                "var a = 'a'; ",
                "var x",
                "var c;",
                "console.log",
                "/* block comments */\n"
            ].join("\n"),
            options: [{ max: 2, skipComments: true }],
            errors: [
                {
                    messageId: "exceed",
                    data: { max: 2, actual: 4 },
                    line: 3,
                    column: 1,
                    endLine: 6,
                    endColumn: 1
                }
            ]
        },
        {
            code: [
                "var a = 'a'; ",
                "var x",
                "var c;",
                "console.log",
                "/** block \n\n comments */"
            ].join("\n"),
            options: [{ max: 2, skipComments: true }],
            errors: [
                {
                    messageId: "exceed",
                    data: { max: 2, actual: 4 },
                    line: 3,
                    column: 1,
                    endLine: 7,
                    endColumn: 13
                }
            ]
        },
        {
            code: [
                "var a = 'a'; ",
                "",
                "",
                "// comment"
            ].join("\n"),
            options: [{ max: 2, skipComments: true }],
            errors: [
                {
                    messageId: "exceed",
                    data: { max: 2, actual: 3 },
                    line: 3,
                    column: 1,
                    endLine: 4,
                    endColumn: 11
                }
            ]
        },
        {
            code: [
                "var a = 'a'; ",
                "var x",
                "\n",
                "var c;",
                "console.log",
                "\n"
            ].join("\n"),
            options: [{ max: 2, skipBlankLines: true }],
            errors: [
                {
                    messageId: "exceed",
                    data: { max: 2, actual: 4 },
                    line: 5,
                    column: 1,
                    endLine: 8,
                    endColumn: 1
                }
            ]
        },
        {
            code: [
                "var a = 'a'; ",
                "\n",
                "var x",
                "var c;",
                "console.log",
                "\n"
            ].join("\n"),
            options: [{ max: 2, skipBlankLines: true }],
            errors: [
                {
                    messageId: "exceed",
                    data: { max: 2, actual: 4 },
                    line: 5,
                    column: 1,
                    endLine: 8,
                    endColumn: 1
                }
            ]
        },
        {
            code: [
                "var a = 'a'; ",
                "//",
                "var x",
                "var c;",
                "console.log",
                "//"
            ].join("\n"),
            options: [{ max: 2, skipComments: true }],
            errors: [
                {
                    messageId: "exceed",
                    data: { max: 2, actual: 4 },
                    line: 4,
                    column: 1,
                    endLine: 6,
                    endColumn: 3
                }
            ]
        },
        {
            code: ["// hello world", "/*hello", " world 2 */", "var a,", "b", "// hh", "c,", "e,", "f;"].join("\n"),
            options: [{ max: 2, skipComments: true }],
            errors: [{
                data: { max: 2, actual: 5 },
                messageId: "exceed",
                line: 7,
                column: 1,
                endLine: 9,
                endColumn: 3

            }]
        },
        {
            code: ["", "var x = '';", "", "// comment", "", "var b = '',", "c,", "d,", "e", "", "// comment"].join("\n"),
            options: [{ max: 2, skipComments: true, skipBlankLines: true }],
            errors: [{
                data: { max: 2, actual: 5 },
                messageId: "exceed",
                line: 7,
                column: 1,
                endLine: 11,
                endColumn: 11
            }]
        }

    ]
});
Commit	Line	Data
eb39fafa DC	1	/**
	2	* @fileoverview enforce a maximum file length
	3	* @author Alberto Rodríguez
	4	*/
	5	"use strict";
	6
	7	//------------------------------------------------------------------------------
	8	// Requirements
	9	//------------------------------------------------------------------------------
	10
	11	const rule = require("../../../lib/rules/max-lines"),
eb39fafa DC	12	{ RuleTester } = require("../../../lib/rule-tester");
eb39fafa DC	13
eb39fafa DC	14	//------------------------------------------------------------------------------
	15	// Tests
	16	//------------------------------------------------------------------------------
	17
	18	const ruleTester = new RuleTester();
	19
	20	ruleTester.run("max-lines", rule, {
	21	valid: [
	22	"var x;",
	23	"var xy;\nvar xy;",
6f036462 TL	24	{ code: "A", options: [1] },
	25	{ code: "A\n", options: [1] },
	26	{ code: "A\r", options: [1] },
	27	{ code: "A\r\n", options: [1] },
eb39fafa	28	{ code: "var xy;\nvar xy;", options: [2] },
6f036462	29	{ code: "var xy;\nvar xy;\n", options: [2] },
eb39fafa	30	{ code: "var xy;\nvar xy;", options: [{ max: 2 }] },
6f036462 TL	31	{ code: "// comment\n", options: [{ max: 0, skipComments: true }] },
6f036462 TL	32	{ code: "foo;\n /* comment */\n", options: [{ max: 1, skipComments: true }] },
eb39fafa DC	33	{
	34	code: [
	35	"//a single line comment",
	36	"var xy;",
	37	"var xy;",
	38	" /* a multiline",
	39	" really really",
	40	" long comment*/ "
	41	].join("\n"),
	42	options: [{ max: 2, skipComments: true }]
	43	},
	44	{
	45	code: [
	46	"var x; /* inline comment",
	47	" spanning multiple lines */ var z;"
	48	].join("\n"),
	49	options: [{ max: 2, skipComments: true }]
	50	},
	51	{
	52	code: [
	53	"var x; /* inline comment",
	54	" spanning multiple lines */",
	55	"var z;"
	56	].join("\n"),
	57	options: [{ max: 2, skipComments: true }]
	58	},
	59	{
	60	code: [
	61	"var x;",
	62	"",
	63	"\t",
	64	"\t ",
	65	"var y;"
	66	].join("\n"),
	67	options: [{ max: 2, skipBlankLines: true }]
	68	},
	69	{
	70	code: [
	71	"//a single line comment",
	72	"var xy;",
	73	" ",
	74	"var xy;",
	75	" ",
	76	" /* a multiline",
	77	" really really",
	78	" long comment*/"
	79	].join("\n"),
	80	options: [{ max: 2, skipComments: true, skipBlankLines: true }]
	81	}
	82	],
	83	invalid: [
	84	{
	85	code: "var xyz;\nvar xyz;\nvar xyz;",
	86	options: [2],
6f036462 TL	87	errors: [
	88	{
	89	messageId: "exceed",
	90	data: { max: 2, actual: 3 },
	91	line: 3,
	92	column: 1,
	93	endLine: 3,
	94	endColumn: 9
	95	}
	96	]
eb39fafa DC	97	},
	98	{
	99	code: "/* a multiline comment\n that goes to many lines*/\nvar xy;\nvar xy;",
	100	options: [2],
6f036462 TL	101	errors: [
	102	{
	103	messageId: "exceed",
	104	data: { max: 2, actual: 4 },
	105	line: 3,
	106	column: 1,
	107	endLine: 4,
	108	endColumn: 8
	109	}
	110	]
eb39fafa DC	111	},
	112	{
	113	code: "//a single line comment\nvar xy;\nvar xy;",
	114	options: [2],
6f036462 TL	115	errors: [
	116	{
	117	messageId: "exceed",
	118	data: { max: 2, actual: 3 },
	119	line: 3,
	120	column: 1,
	121	endLine: 3,
	122	endColumn: 8
	123	}
	124	]
eb39fafa DC	125	},
	126	{
	127	code: [
	128	"var x;",
	129	"",
	130	"",
	131	"",
	132	"var y;"
	133	].join("\n"),
	134	options: [{ max: 2 }],
6f036462 TL	135	errors: [
	136	{
	137	messageId: "exceed",
	138	data: { max: 2, actual: 5 },
	139	line: 3,
	140	column: 1,
	141	endLine: 5,
	142	endColumn: 7
	143	}
	144	]
eb39fafa DC	145	},
	146	{
	147	code: [
	148	"//a single line comment",
	149	"var xy;",
	150	" ",
	151	"var xy;",
	152	" ",
	153	" /* a multiline",
	154	" really really",
	155	" long comment*/"
	156	].join("\n"),
	157	options: [{ max: 2, skipComments: true }],
6f036462 TL	158	errors: [
	159	{
	160	messageId: "exceed",
	161	data: { max: 2, actual: 4 },
	162	line: 4,
	163	column: 1,
	164	endLine: 8,
	165	endColumn: 16
	166	}
	167	]
eb39fafa DC	168	},
	169	{
	170	code: [
	171	"var x; // inline comment",
	172	"var y;",
	173	"var z;"
	174	].join("\n"),
	175	options: [{ max: 2, skipComments: true }],
6f036462 TL	176	errors: [
	177	{
	178	messageId: "exceed",
	179	data: { max: 2, actual: 3 },
	180	line: 3,
	181	column: 1,
	182	endLine: 3,
	183	endColumn: 7
	184	}
	185	]
eb39fafa DC	186	},
	187	{
	188	code: [
	189	"var x; /* inline comment",
	190	" spanning multiple lines */",
	191	"var y;",
	192	"var z;"
	193	].join("\n"),
	194	options: [{ max: 2, skipComments: true }],
6f036462 TL	195	errors: [
	196	{
	197	messageId: "exceed",
	198	data: { max: 2, actual: 3 },
	199	line: 4,
	200	column: 1,
	201	endLine: 4,
	202	endColumn: 7
	203	}
	204	]
eb39fafa DC	205	},
	206	{
	207	code: [
	208	"//a single line comment",
	209	"var xy;",
	210	" ",
	211	"var xy;",
	212	" ",
	213	" /* a multiline",
	214	" really really",
	215	" long comment*/"
	216	].join("\n"),
	217	options: [{ max: 2, skipBlankLines: true }],
6f036462 TL	218	errors: [
	219	{
	220	messageId: "exceed",
	221	data: { max: 2, actual: 6 },
	222	line: 4,
	223	column: 1,
	224	endLine: 8,
	225	endColumn: 16
	226	}
	227	]
eb39fafa DC	228	},
	229	{
	230	code: "AAAAAAAA\n".repeat(301).trim(),
	231	options: [{}],
6f036462 TL	232	errors: [
	233	{
	234	messageId: "exceed",
	235	data: { max: 300, actual: 301 },
	236	line: 301,
	237	column: 1,
	238	endLine: 301,
	239	endColumn: 9
	240	}
	241	]
	242	},
	243	{
	244
	245	// Questionable. Makes sense to report this, and makes sense to not report this.
	246	code: "",
	247	options: [{ max: 0 }],
	248	errors: [
	249	{
	250	messageId: "exceed",
	251	data: { max: 0, actual: 1 },
	252	line: 1,
	253	column: 1,
	254	endLine: 1,
	255	endColumn: 1
	256	}
	257	]
	258	},
	259	{
	260	code: " ",
	261	options: [{ max: 0 }],
	262	errors: [
	263	{
	264	messageId: "exceed",
	265	data: { max: 0, actual: 1 },
	266	line: 1,
	267	column: 1,
	268	endLine: 1,
	269	endColumn: 2
	270	}
	271	]
	272	},
	273	{
	274	code: "\n",
	275	options: [{ max: 0 }],
	276	errors: [
	277	{
	278	messageId: "exceed",
	279	data: { max: 0, actual: 1 },
	280	line: 1,
	281	column: 1,
	282	endLine: 2,
	283	endColumn: 1
	284	}
	285	]
eb39fafa DC	286	},
	287	{
	288	code: "A",
	289	options: [{ max: 0 }],
6f036462 TL	290	errors: [
	291	{
	292	messageId: "exceed",
	293	data: { max: 0, actual: 1 },
	294	line: 1,
	295	column: 1,
	296	endLine: 1,
	297	endColumn: 2
	298	}
	299	]
	300	},
	301	{
	302	code: "A\n",
	303	options: [{ max: 0 }],
	304	errors: [
	305	{
	306	messageId: "exceed",
	307	data: { max: 0, actual: 1 },
	308	line: 1,
	309	column: 1,
	310	endLine: 2,
	311	endColumn: 1
	312	}
	313	]
	314	},
	315	{
	316	code: "A\n ",
	317	options: [{ max: 0 }],
	318	errors: [
	319	{
	320	messageId: "exceed",
	321	data: { max: 0, actual: 2 },
	322	line: 1,
	323	column: 1,
	324	endLine: 2,
	325	endColumn: 2
	326	}
	327	]
	328	},
	329	{
	330	code: "A\n ",
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