|
| 1 | +"use strict"; |
| 2 | + |
| 3 | +const mimeTypes = require("../lib/util/mimeTypes"); |
| 4 | + |
| 5 | +describe("mimeTypes", () => { |
| 6 | + describe("extension", () => { |
| 7 | + it("should return extension for mime type", () => { |
| 8 | + expect(mimeTypes.extension("text/html")).toBe("html"); |
| 9 | + expect(mimeTypes.extension(" text/html")).toBe("html"); |
| 10 | + expect(mimeTypes.extension("text/html ")).toBe("html"); |
| 11 | + }); |
| 12 | + |
| 13 | + it("should return undefined for unknown type", () => { |
| 14 | + expect(mimeTypes.extension("application/x-bogus")).toBeUndefined(); |
| 15 | + }); |
| 16 | + |
| 17 | + it("should return undefined for non-type string", () => { |
| 18 | + expect(mimeTypes.extension("bogus")).toBeUndefined(); |
| 19 | + }); |
| 20 | + |
| 21 | + it("should return undefined for non-strings", () => { |
| 22 | + expect(mimeTypes.extension(null)).toBeUndefined(); |
| 23 | + expect(mimeTypes.extension(undefined)).toBeUndefined(); |
| 24 | + expect(mimeTypes.extension(42)).toBeUndefined(); |
| 25 | + expect(mimeTypes.extension({})).toBeUndefined(); |
| 26 | + expect(mimeTypes.extension("")).toBeUndefined(); |
| 27 | + }); |
| 28 | + |
| 29 | + it("should return extension for mime type with parameters", () => { |
| 30 | + expect(mimeTypes.extension("text/html;charset=UTF-8")).toBe("html"); |
| 31 | + expect(mimeTypes.extension("text/HTML; charset=UTF-8")).toBe("html"); |
| 32 | + expect(mimeTypes.extension("text/html; charset=UTF-8")).toBe("html"); |
| 33 | + expect(mimeTypes.extension("text/html; charset=UTF-8 ")).toBe("html"); |
| 34 | + expect(mimeTypes.extension("text/html ; charset=UTF-8")).toBe("html"); |
| 35 | + }); |
| 36 | + }); |
| 37 | + |
| 38 | + describe("lookup", () => { |
| 39 | + it('should return mime type for ".html"', () => { |
| 40 | + expect(mimeTypes.lookup(".html")).toBe("text/html"); |
| 41 | + }); |
| 42 | + |
| 43 | + it('should return mime type for ".js"', () => { |
| 44 | + expect(mimeTypes.lookup(".js")).toBe("text/javascript"); |
| 45 | + }); |
| 46 | + |
| 47 | + it('should return mime type for ".json"', () => { |
| 48 | + expect(mimeTypes.lookup(".json")).toBe("application/json"); |
| 49 | + }); |
| 50 | + |
| 51 | + it('should return mime type for ".rtf"', () => { |
| 52 | + expect(mimeTypes.lookup(".rtf")).toBe("application/rtf"); |
| 53 | + }); |
| 54 | + |
| 55 | + it('should return mime type for ".txt"', () => { |
| 56 | + expect(mimeTypes.lookup(".txt")).toBe("text/plain"); |
| 57 | + }); |
| 58 | + |
| 59 | + it('should return mime type for ".xml"', () => { |
| 60 | + expect(mimeTypes.lookup(".xml")).toBe("application/xml"); |
| 61 | + }); |
| 62 | + |
| 63 | + it('should return mime type for ".mp4"', () => { |
| 64 | + expect(mimeTypes.lookup(".mp4")).toBe("video/mp4"); |
| 65 | + }); |
| 66 | + |
| 67 | + it("should work without the leading dot", () => { |
| 68 | + expect(mimeTypes.lookup("html")).toBe("text/html"); |
| 69 | + expect(mimeTypes.lookup("xml")).toBe("application/xml"); |
| 70 | + }); |
| 71 | + |
| 72 | + it("should be case insensitive", () => { |
| 73 | + expect(mimeTypes.lookup("HTML")).toBe("text/html"); |
| 74 | + expect(mimeTypes.lookup(".Xml")).toBe("application/xml"); |
| 75 | + }); |
| 76 | + |
| 77 | + it("should return undefined for unknown extension", () => { |
| 78 | + expect(mimeTypes.lookup(".bogus")).toBeUndefined(); |
| 79 | + expect(mimeTypes.lookup("bogus")).toBeUndefined(); |
| 80 | + }); |
| 81 | + |
| 82 | + it("should return undefined for non-strings", () => { |
| 83 | + expect(mimeTypes.lookup(null)).toBeUndefined(); |
| 84 | + expect(mimeTypes.lookup(undefined)).toBeUndefined(); |
| 85 | + expect(mimeTypes.lookup(42)).toBeUndefined(); |
| 86 | + expect(mimeTypes.lookup({})).toBeUndefined(); |
| 87 | + expect(mimeTypes.lookup("")).toBeUndefined(); |
| 88 | + }); |
| 89 | + |
| 90 | + it("should return mime type for file name", () => { |
| 91 | + expect(mimeTypes.lookup("page.html")).toBe("text/html"); |
| 92 | + }); |
| 93 | + |
| 94 | + it("should return mime type for relative path", () => { |
| 95 | + expect(mimeTypes.lookup("path/to/page.html")).toBe("text/html"); |
| 96 | + expect(mimeTypes.lookup("path\\to\\page.html")).toBe("text/html"); |
| 97 | + }); |
| 98 | + |
| 99 | + it("should return mime type for absolute path", () => { |
| 100 | + expect(mimeTypes.lookup("/path/to/page.html")).toBe("text/html"); |
| 101 | + expect(mimeTypes.lookup("C:\\path\\to\\page.html")).toBe("text/html"); |
| 102 | + }); |
| 103 | + |
| 104 | + it("should be case insensitive for path", () => { |
| 105 | + expect(mimeTypes.lookup("/path/to/PAGE.HTML")).toBe("text/html"); |
| 106 | + expect(mimeTypes.lookup("C:\\path\\to\\PAGE.HTML")).toBe("text/html"); |
| 107 | + }); |
| 108 | + |
| 109 | + it("should return undefined for unknown extension for path", () => { |
| 110 | + expect(mimeTypes.lookup("/path/to/file.bogus")).toBeUndefined(); |
| 111 | + }); |
| 112 | + |
| 113 | + it("should return undefined for path without extension", () => { |
| 114 | + expect(mimeTypes.lookup("/path/to/json")).toBeUndefined(); |
| 115 | + }); |
| 116 | + |
| 117 | + it("should return undefined when extension-less", () => { |
| 118 | + expect(mimeTypes.lookup("/path/to/.json")).toBeUndefined(); |
| 119 | + }); |
| 120 | + |
| 121 | + it("should return mime type when there is extension", () => { |
| 122 | + expect(mimeTypes.lookup("/path/to/.config.json")).toBe( |
| 123 | + "application/json" |
| 124 | + ); |
| 125 | + }); |
| 126 | + |
| 127 | + it("should return mime type when there is extension, but no path", () => { |
| 128 | + expect(mimeTypes.lookup(".config.json")).toBe("application/json"); |
| 129 | + }); |
| 130 | + }); |
| 131 | +}); |
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