| 1 | // Copyright 2018 The Go Authors. All rights reserved. |
|---|---|
| 2 | // Use of this source code is governed by a BSD-style |
| 3 | // license that can be found in the LICENSE file. |
| 4 | |
| 5 | package txtar |
| 6 | |
| 7 | import ( |
| 8 | "bytes" |
| 9 | "fmt" |
| 10 | "reflect" |
| 11 | "testing" |
| 12 | ) |
| 13 | |
| 14 | func TestParse(t *testing.T) { |
| 15 | var tests = []struct { |
| 16 | name string |
| 17 | text string |
| 18 | parsed *Archive |
| 19 | }{ |
| 20 | { |
| 21 | name: "basic", |
| 22 | text: `comment1 |
| 23 | comment2 |
| 24 | -- file1 -- |
| 25 | File 1 text. |
| 26 | -- foo --- |
| 27 | More file 1 text. |
| 28 | -- file 2 -- |
| 29 | File 2 text. |
| 30 | -- empty -- |
| 31 | -- noNL -- |
| 32 | hello world |
| 33 | -- empty filename line -- |
| 34 | some content |
| 35 | -- --`, |
| 36 | parsed: &Archive{ |
| 37 | Comment: []byte("comment1\ncomment2\n"), |
| 38 | Files: []File{ |
| 39 | {"file1", []byte("File 1 text.\n-- foo ---\nMore file 1 text.\n")}, |
| 40 | {"file 2", []byte("File 2 text.\n")}, |
| 41 | {"empty", []byte{}}, |
| 42 | {"noNL", []byte("hello world\n")}, |
| 43 | {"empty filename line", []byte("some content\n-- --\n")}, |
| 44 | }, |
| 45 | }, |
| 46 | }, |
| 47 | } |
| 48 | for _, tt := range tests { |
| 49 | t.Run(tt.name, func(t *testing.T) { |
| 50 | a := Parse([]byte(tt.text)) |
| 51 | if !reflect.DeepEqual(a, tt.parsed) { |
| 52 | t.Fatalf("Parse: wrong output:\nhave:\n%s\nwant:\n%s", shortArchive(a), shortArchive(tt.parsed)) |
| 53 | } |
| 54 | text := Format(a) |
| 55 | a = Parse(text) |
| 56 | if !reflect.DeepEqual(a, tt.parsed) { |
| 57 | t.Fatalf("Parse after Format: wrong output:\nhave:\n%s\nwant:\n%s", shortArchive(a), shortArchive(tt.parsed)) |
| 58 | } |
| 59 | }) |
| 60 | } |
| 61 | } |
| 62 | |
| 63 | func TestFormat(t *testing.T) { |
| 64 | var tests = []struct { |
| 65 | name string |
| 66 | input *Archive |
| 67 | wanted string |
| 68 | }{ |
| 69 | { |
| 70 | name: "basic", |
| 71 | input: &Archive{ |
| 72 | Comment: []byte("comment1\ncomment2\n"), |
| 73 | Files: []File{ |
| 74 | {"file1", []byte("File 1 text.\n-- foo ---\nMore file 1 text.\n")}, |
| 75 | {"file 2", []byte("File 2 text.\n")}, |
| 76 | {"empty", []byte{}}, |
| 77 | {"noNL", []byte("hello world")}, |
| 78 | }, |
| 79 | }, |
| 80 | wanted: `comment1 |
| 81 | comment2 |
| 82 | -- file1 -- |
| 83 | File 1 text. |
| 84 | -- foo --- |
| 85 | More file 1 text. |
| 86 | -- file 2 -- |
| 87 | File 2 text. |
| 88 | -- empty -- |
| 89 | -- noNL -- |
| 90 | hello world |
| 91 | `, |
| 92 | }, |
| 93 | } |
| 94 | for _, tt := range tests { |
| 95 | t.Run(tt.name, func(t *testing.T) { |
| 96 | result := Format(tt.input) |
| 97 | if string(result) != tt.wanted { |
| 98 | t.Errorf("Wrong output. \nGot:\n%s\nWant:\n%s\n", string(result), tt.wanted) |
| 99 | } |
| 100 | }) |
| 101 | } |
| 102 | } |
| 103 | |
| 104 | func shortArchive(a *Archive) string { |
| 105 | var buf bytes.Buffer |
| 106 | fmt.Fprintf(&buf, "comment: %q\n", a.Comment) |
| 107 | for _, f := range a.Files { |
| 108 | fmt.Fprintf(&buf, "file %q: %q\n", f.Name, f.Data) |
| 109 | } |
| 110 | return buf.String() |
| 111 | } |
| 112 |
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