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| 1 | +// Copyright 2021 The Gitea Authors. All rights reserved. |
| 2 | +// Use of this source code is governed by a MIT-style |
| 3 | +// license that can be found in the LICENSE file. |
| 4 | + |
| 5 | +package httpcache |
| 6 | + |
| 7 | +import ( |
| 8 | + "net/http" |
| 9 | + "net/http/httptest" |
| 10 | + "os" |
| 11 | + "testing" |
| 12 | + "time" |
| 13 | + |
| 14 | + "github.com/stretchr/testify/assert" |
| 15 | +) |
| 16 | + |
| 17 | +type mockFileInfo struct { |
| 18 | +} |
| 19 | + |
| 20 | +func (m mockFileInfo) Name() string { return "gitea.test" } |
| 21 | +func (m mockFileInfo) Size() int64 { return int64(10) } |
| 22 | +func (m mockFileInfo) Mode() os.FileMode { return os.ModePerm } |
| 23 | +func (m mockFileInfo) ModTime() time.Time { return time.Time{} } |
| 24 | +func (m mockFileInfo) IsDir() bool { return false } |
| 25 | +func (m mockFileInfo) Sys() interface{} { return nil } |
| 26 | + |
| 27 | +func TestHandleFileETagCache(t *testing.T) { |
| 28 | + fi := mockFileInfo{} |
| 29 | + etag := `"MTBnaXRlYS50ZXN0TW9uLCAwMSBKYW4gMDAwMSAwMDowMDowMCBHTVQ="` |
| 30 | + |
| 31 | + t.Run("No_If-None-Match", func(t *testing.T) { |
| 32 | + req := &http.Request{Header: make(http.Header)} |
| 33 | + w := httptest.NewRecorder() |
| 34 | + |
| 35 | + handled := HandleFileETagCache(req, w, fi) |
| 36 | + |
| 37 | + assert.False(t, handled) |
| 38 | + assert.Len(t, w.Header(), 2) |
| 39 | + assert.Contains(t, w.Header(), "Cache-Control") |
| 40 | + assert.Contains(t, w.Header(), "Etag") |
| 41 | + assert.Equal(t, etag, w.Header().Get("Etag")) |
| 42 | + }) |
| 43 | + t.Run("Wrong_If-None-Match", func(t *testing.T) { |
| 44 | + req := &http.Request{Header: make(http.Header)} |
| 45 | + w := httptest.NewRecorder() |
| 46 | + |
| 47 | + req.Header.Set("If-None-Match", `"wrong etag"`) |
| 48 | + |
| 49 | + handled := HandleFileETagCache(req, w, fi) |
| 50 | + |
| 51 | + assert.False(t, handled) |
| 52 | + assert.Len(t, w.Header(), 2) |
| 53 | + assert.Contains(t, w.Header(), "Cache-Control") |
| 54 | + assert.Contains(t, w.Header(), "Etag") |
| 55 | + assert.Equal(t, etag, w.Header().Get("Etag")) |
| 56 | + }) |
| 57 | + t.Run("Correct_If-None-Match", func(t *testing.T) { |
| 58 | + req := &http.Request{Header: make(http.Header)} |
| 59 | + w := httptest.NewRecorder() |
| 60 | + |
| 61 | + req.Header.Set("If-None-Match", etag) |
| 62 | + |
| 63 | + handled := HandleFileETagCache(req, w, fi) |
| 64 | + |
| 65 | + assert.True(t, handled) |
| 66 | + assert.Len(t, w.Header(), 1) |
| 67 | + assert.Contains(t, w.Header(), "Etag") |
| 68 | + assert.Equal(t, etag, w.Header().Get("Etag")) |
| 69 | + assert.Equal(t, http.StatusNotModified, w.Code) |
| 70 | + }) |
| 71 | +} |
| 72 | + |
| 73 | +func TestHandleGenericETagCache(t *testing.T) { |
| 74 | + etag := `"test"` |
| 75 | + |
| 76 | + t.Run("No_If-None-Match", func(t *testing.T) { |
| 77 | + req := &http.Request{Header: make(http.Header)} |
| 78 | + w := httptest.NewRecorder() |
| 79 | + |
| 80 | + handled := HandleGenericETagCache(req, w, etag) |
| 81 | + |
| 82 | + assert.False(t, handled) |
| 83 | + assert.Len(t, w.Header(), 2) |
| 84 | + assert.Contains(t, w.Header(), "Cache-Control") |
| 85 | + assert.Contains(t, w.Header(), "Etag") |
| 86 | + assert.Equal(t, etag, w.Header().Get("Etag")) |
| 87 | + }) |
| 88 | + t.Run("Wrong_If-None-Match", func(t *testing.T) { |
| 89 | + req := &http.Request{Header: make(http.Header)} |
| 90 | + w := httptest.NewRecorder() |
| 91 | + |
| 92 | + req.Header.Set("If-None-Match", `"wrong etag"`) |
| 93 | + |
| 94 | + handled := HandleGenericETagCache(req, w, etag) |
| 95 | + |
| 96 | + assert.False(t, handled) |
| 97 | + assert.Len(t, w.Header(), 2) |
| 98 | + assert.Contains(t, w.Header(), "Cache-Control") |
| 99 | + assert.Contains(t, w.Header(), "Etag") |
| 100 | + assert.Equal(t, etag, w.Header().Get("Etag")) |
| 101 | + }) |
| 102 | + t.Run("Correct_If-None-Match", func(t *testing.T) { |
| 103 | + req := &http.Request{Header: make(http.Header)} |
| 104 | + w := httptest.NewRecorder() |
| 105 | + |
| 106 | + req.Header.Set("If-None-Match", etag) |
| 107 | + |
| 108 | + handled := HandleGenericETagCache(req, w, etag) |
| 109 | + |
| 110 | + assert.True(t, handled) |
| 111 | + assert.Len(t, w.Header(), 1) |
| 112 | + assert.Contains(t, w.Header(), "Etag") |
| 113 | + assert.Equal(t, etag, w.Header().Get("Etag")) |
| 114 | + assert.Equal(t, http.StatusNotModified, w.Code) |
| 115 | + }) |
| 116 | + t.Run("Multiple_Wrong_If-None-Match", func(t *testing.T) { |
| 117 | + req := &http.Request{Header: make(http.Header)} |
| 118 | + w := httptest.NewRecorder() |
| 119 | + |
| 120 | + req.Header.Set("If-None-Match", `"wrong etag", "wrong etag "`) |
| 121 | + |
| 122 | + handled := HandleGenericETagCache(req, w, etag) |
| 123 | + |
| 124 | + assert.False(t, handled) |
| 125 | + assert.Len(t, w.Header(), 2) |
| 126 | + assert.Contains(t, w.Header(), "Cache-Control") |
| 127 | + assert.Contains(t, w.Header(), "Etag") |
| 128 | + assert.Equal(t, etag, w.Header().Get("Etag")) |
| 129 | + }) |
| 130 | + t.Run("Multiple_Correct_If-None-Match", func(t *testing.T) { |
| 131 | + req := &http.Request{Header: make(http.Header)} |
| 132 | + w := httptest.NewRecorder() |
| 133 | + |
| 134 | + req.Header.Set("If-None-Match", `"wrong etag", `+etag) |
| 135 | + |
| 136 | + handled := HandleGenericETagCache(req, w, etag) |
| 137 | + |
| 138 | + assert.True(t, handled) |
| 139 | + assert.Len(t, w.Header(), 1) |
| 140 | + assert.Contains(t, w.Header(), "Etag") |
| 141 | + assert.Equal(t, etag, w.Header().Get("Etag")) |
| 142 | + assert.Equal(t, http.StatusNotModified, w.Code) |
| 143 | + }) |
| 144 | +} |
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