github.com/koderover/helm@v2.17.0+incompatible/cmd/helm/lint_test.go (about) 1 /* 2 Copyright The Helm Authors. 3 4 Licensed under the Apache License, Version 2.0 (the "License"); 5 you may not use this file except in compliance with the License. 6 You may obtain a copy of the License at 7 8 http://www.apache.org/licenses/LICENSE-2.0 9 10 Unless required by applicable law or agreed to in writing, software 11 distributed under the License is distributed on an "AS IS" BASIS, 12 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 See the License for the specific language governing permissions and 14 limitations under the License. 15 */ 16 17 package main 18 19 import ( 20 "bytes" 21 "fmt" 22 "testing" 23 ) 24 25 func TestLintChart(t *testing.T) { 26 tests := []struct { 27 name string 28 chartPath string 29 err bool 30 }{ 31 { 32 name: "decompressed-chart", 33 chartPath: "testdata/testcharts/decompressedchart/", 34 }, 35 { 36 name: "archived-chart-path", 37 chartPath: "testdata/testcharts/compressedchart-0.1.0.tgz", 38 }, 39 { 40 name: "archived-chart-path-with-hyphens", 41 chartPath: "testdata/testcharts/compressedchart-with-hyphens-0.1.0.tgz", 42 }, 43 { 44 name: "pre-release-chart", 45 chartPath: "testdata/testcharts/pre-release-chart-0.1.0-alpha.tgz", 46 }, 47 { 48 name: "invalid-archived-chart-path", 49 chartPath: "testdata/testcharts/invalidcompressedchart0.1.0.tgz", 50 err: true, 51 }, 52 { 53 name: "chart-missing-manifest", 54 chartPath: "testdata/testcharts/chart-missing-manifest", 55 err: true, 56 }, 57 } 58 59 values := []byte{} 60 namespace := "testNamespace" 61 strict := false 62 63 for _, tt := range tests { 64 t.Run(tt.name, func(t *testing.T) { 65 _, err := lintChart(tt.chartPath, values, namespace, strict) 66 switch { 67 case err != nil && !tt.err: 68 t.Errorf("%s", err) 69 case err == nil && tt.err: 70 t.Errorf("Expected a chart parsing error") 71 } 72 }) 73 } 74 } 75 76 func TestLinRunForNonExistentChart(t *testing.T) { 77 t.Run("should error out for non existent tgz chart", func(t *testing.T) { 78 testCharts := []string{"non-existent-chart.tgz"} 79 testLint := &lintCmd{ 80 paths: testCharts, 81 out: bytes.NewBufferString(""), 82 } 83 expectedErr := fmt.Errorf("0 chart(s) linted, 1 chart(s) failed") 84 err := testLint.run() 85 if err == nil { 86 t.Errorf("expected error but got no error") 87 } 88 if err != nil && (err.Error() != expectedErr.Error()) { 89 t.Errorf("expected: \"%v\" , but got: \"%v\"", expectedErr, err) 90 } 91 }) 92 93 t.Run("should error out for corrupted tgz chart", func(t *testing.T) { 94 var corruptedTgzChart = "testdata/testcharts/corrupted-compressed-chart.tgz" 95 testCharts := []string{corruptedTgzChart} 96 testLint := &lintCmd{ 97 paths: testCharts, 98 out: bytes.NewBufferString(""), 99 } 100 expectedErr := fmt.Errorf("0 chart(s) linted, 1 chart(s) failed") 101 err := testLint.run() 102 if err == nil { 103 t.Errorf("expected error but got no error") 104 } 105 if err != nil && (err.Error() != expectedErr.Error()) { 106 t.Errorf("expected: \"%v\" , but got: \"%v\"", expectedErr, err) 107 } 108 }) 109 } 110 111 func TestLintRunForStrictErrors(t *testing.T) { 112 out := bytes.NewBufferString("") 113 tests := []struct { 114 name string 115 chartPath string 116 strict bool 117 errStr string 118 wantErr bool 119 }{ 120 { 121 name: "non-strict should not error", 122 chartPath: "testdata/testcharts/bad.name", 123 strict: false, 124 wantErr: false, 125 }, 126 { 127 name: "strict should error", 128 chartPath: "testdata/testcharts/bad.name", 129 strict: true, 130 errStr: "1 chart(s) linted, 1 chart(s) failed", 131 wantErr: true, 132 }, 133 } 134 for _, tt := range tests { 135 t.Run(tt.name, func(t *testing.T) { 136 testLint := &lintCmd{ 137 paths: []string{tt.chartPath}, 138 strict: tt.strict, 139 out: out, 140 } 141 expectedErr := fmt.Errorf(tt.errStr) 142 err := testLint.run() 143 if tt.wantErr && err == nil { 144 t.Errorf("expected error but got no error") 145 } 146 if err != nil && (err.Error() != expectedErr.Error()) { 147 t.Errorf("expected: \"%v\" , but got: \"%v\"", expectedErr, err) 148 } 149 }) 150 } 151 }