| // Copyright Istio Authors |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| package helm |
| |
| import ( |
| "errors" |
| "os" |
| "testing" |
| ) |
| |
| import ( |
| "helm.sh/helm/v3/pkg/chart" |
| ) |
| |
| func TestRenderManifest(t *testing.T) { |
| tests := []struct { |
| desc string |
| inValues string |
| inChart chart.Chart |
| startRender bool |
| inPath string |
| objFileTemplateReader Renderer |
| wantResult string |
| wantErr error |
| }{ |
| { |
| desc: "not-started", |
| inValues: "", |
| startRender: false, |
| inChart: chart.Chart{}, |
| objFileTemplateReader: Renderer{}, |
| wantResult: "", |
| wantErr: errors.New("fileTemplateRenderer for not started in renderChart"), |
| }, |
| { |
| desc: "started-random-template", |
| inValues: ` |
| description: test |
| `, |
| inPath: "testdata/render/Chart.yaml", |
| startRender: true, |
| objFileTemplateReader: Renderer{ |
| namespace: "name-space", |
| componentName: "foo-component", |
| dir: "testdata/render", |
| files: os.DirFS("."), |
| }, |
| wantResult: `apiVersion: v1 |
| description: test |
| name: addon |
| version: 1.1.0 |
| appVersion: 1.1.0 |
| tillerVersion: ">=2.7.2" |
| keywords: |
| - istio-addon |
| |
| --- |
| `, |
| wantErr: nil, |
| }, |
| { |
| desc: "bad-file-path", |
| inValues: "", |
| inPath: "foo/bar/Chart.yaml", |
| startRender: true, |
| objFileTemplateReader: Renderer{ |
| namespace: "name-space", |
| componentName: "foo-component", |
| dir: "foo/bar", |
| files: os.DirFS("."), |
| }, |
| wantResult: "", |
| wantErr: errors.New(`component "foo-component" does not exist`), |
| }, |
| } |
| for _, tt := range tests { |
| t.Run(tt.desc, func(t *testing.T) { |
| if tt.startRender { |
| err := tt.objFileTemplateReader.Run() |
| if err != nil && tt.wantErr != nil { |
| if err.Error() != tt.wantErr.Error() { |
| t.Errorf("%s: expected err: %q got %q", tt.desc, tt.wantErr.Error(), err.Error()) |
| } |
| } |
| } |
| if res, err := tt.objFileTemplateReader.RenderManifest(tt.inValues); res != tt.wantResult || |
| ((tt.wantErr != nil && err == nil) || (tt.wantErr == nil && err != nil)) { |
| t.Errorf("%s: \nexpected vals: \n%v\n\nexpected err:%v\ngot vals:\n%v\n\n got err %v", |
| tt.desc, tt.wantResult, tt.wantErr, res, err) |
| } |
| }) |
| } |
| } |