github.com/sdbaiguanghe/helm@v2.16.7+incompatible/cmd/helm/repo_update_test.go (about) 1 /* 2 Copyright The Helm Authors. 3 Licensed under the Apache License, Version 2.0 (the "License"); 4 you may not use this file except in compliance with the License. 5 You may obtain a copy of the License at 6 7 http://www.apache.org/licenses/LICENSE-2.0 8 9 Unless required by applicable law or agreed to in writing, software 10 distributed under the License is distributed on an "AS IS" BASIS, 11 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 See the License for the specific language governing permissions and 13 limitations under the License. 14 */ 15 16 package main 17 18 import ( 19 "bytes" 20 "fmt" 21 "io" 22 "os" 23 "strings" 24 "testing" 25 26 "k8s.io/helm/pkg/getter" 27 "k8s.io/helm/pkg/helm/helmpath" 28 "k8s.io/helm/pkg/repo" 29 "k8s.io/helm/pkg/repo/repotest" 30 ) 31 32 func TestUpdateCmd(t *testing.T) { 33 thome, err := tempHelmHome(t) 34 if err != nil { 35 t.Fatal(err) 36 } 37 38 cleanup := resetEnv() 39 defer func() { 40 os.RemoveAll(thome.String()) 41 cleanup() 42 }() 43 44 settings.Home = thome 45 46 out := bytes.NewBuffer(nil) 47 // Instead of using the HTTP updater, we provide our own for this test. 48 // The TestUpdateCharts test verifies the HTTP behavior independently. 49 updater := func(repos []*repo.ChartRepository, out io.Writer, hh helmpath.Home, strict bool) error { 50 for _, re := range repos { 51 fmt.Fprintln(out, re.Config.Name) 52 } 53 return nil 54 } 55 uc := &repoUpdateCmd{ 56 update: updater, 57 home: helmpath.Home(thome), 58 out: out, 59 } 60 if err := uc.run(); err != nil { 61 t.Fatal(err) 62 } 63 64 if got := out.String(); !strings.Contains(got, "charts") || !strings.Contains(got, "local") { 65 t.Errorf("Expected 'charts' and 'local' (in any order) got %q", got) 66 } 67 } 68 69 func TestUpdateCharts(t *testing.T) { 70 ts, thome, err := repotest.NewTempServer("testdata/testserver/*.*") 71 if err != nil { 72 t.Fatal(err) 73 } 74 75 hh := helmpath.Home(thome) 76 cleanup := resetEnv() 77 defer func() { 78 ts.Stop() 79 os.RemoveAll(thome.String()) 80 cleanup() 81 }() 82 if err := ensureTestHome(hh, t); err != nil { 83 t.Fatal(err) 84 } 85 86 settings.Home = thome 87 88 r, err := repo.NewChartRepository(&repo.Entry{ 89 Name: "charts", 90 URL: ts.URL(), 91 Cache: hh.CacheIndex("charts"), 92 }, getter.All(settings)) 93 if err != nil { 94 t.Error(err) 95 } 96 97 b := bytes.NewBuffer(nil) 98 updateCharts([]*repo.ChartRepository{r}, b, hh, false) 99 100 got := b.String() 101 if strings.Contains(got, "Unable to get an update") { 102 t.Errorf("Failed to get a repo: %q", got) 103 } 104 if !strings.Contains(got, "Update Complete.") { 105 t.Error("Update was not successful") 106 } 107 } 108 109 func TestUpdateCmdStrictFlag(t *testing.T) { 110 thome, err := tempHelmHome(t) 111 if err != nil { 112 t.Fatal(err) 113 } 114 115 cleanup := resetEnv() 116 defer func() { 117 os.RemoveAll(thome.String()) 118 cleanup() 119 }() 120 121 settings.Home = thome 122 123 out := bytes.NewBuffer(nil) 124 cmd := newRepoUpdateCmd(out) 125 cmd.ParseFlags([]string{"--strict"}) 126 127 if err := cmd.RunE(cmd, []string{}); err == nil { 128 t.Fatal("expected error due to strict flag") 129 } 130 131 if got := out.String(); !strings.Contains(got, "Unable to get an update") { 132 t.Errorf("Expected 'Unable to get an update', got %q", got) 133 } 134 } 135 136 func TestUpdateCmdWithSingleRepoNameWhichDoesntExist(t *testing.T) { 137 thome, err := tempHelmHome(t) 138 if err != nil { 139 t.Fatal(err) 140 } 141 142 cleanup := resetEnv() 143 defer func() { 144 os.RemoveAll(thome.String()) 145 cleanup() 146 }() 147 148 settings.Home = thome 149 150 out := bytes.NewBuffer(nil) 151 cmd := newRepoUpdateCmd(out) 152 153 if err = cmd.RunE(cmd, []string{"randomRepo"}); err == nil { 154 t.Fatal("expected error due to wrong repo name") 155 } 156 157 if got := fmt.Sprintf("%v", err); !strings.Contains(got, "no repositories found matching the provided name. Verify if the repo exists") { 158 t.Errorf("Expected 'no repositories found matching the provided name. Verify if the repo exists', got %q", got) 159 } 160 } 161 162 func TestUpdateRepo(t *testing.T) { 163 ts, thome, err := repotest.NewTempServer("testdata/testserver/*.*") 164 if err != nil { 165 t.Fatal(err) 166 } 167 168 hh := helmpath.Home(thome) 169 cleanup := resetEnv() 170 defer func() { 171 ts.Stop() 172 os.RemoveAll(thome.String()) 173 cleanup() 174 }() 175 if err := ensureTestHome(hh, t); err != nil { 176 t.Fatal(err) 177 } 178 179 settings.Home = thome 180 181 if err := addRepository("repo1", ts.URL(), "", "", hh, "", "", "", true); err != nil { 182 t.Error(err) 183 } 184 185 if err := addRepository("repo2", ts.URL(), "", "", hh, "", "", "", true); err != nil { 186 t.Error(err) 187 } 188 189 out := bytes.NewBuffer(nil) 190 cmd := newRepoUpdateCmd(out) 191 192 if err = cmd.RunE(cmd, []string{"repo1"}); err != nil { 193 t.Fatal("expected to update repo1 correctly") 194 } 195 196 got := out.String() 197 198 if !strings.Contains(got, "Successfully got an update from the \"repo1\"") { 199 t.Errorf("Expected to successfully update \"repo1\" repository, got %q", got) 200 } 201 202 if strings.Contains(got, "Successfully got an update from the \"repo2\"") { 203 t.Errorf("Shouldn't have updated \"repo2\" repository, got %q", got) 204 } 205 206 if !strings.Contains(got, "Update Complete.") { 207 t.Error("Update was not successful") 208 } 209 }