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render_test.go
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render_test.go
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/*
Copyright 2019 The Skaffold 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 integration
import (
"bytes"
"context"
"testing"
"github.com/GoogleContainerTools/skaffold/pkg/skaffold/build"
"github.com/GoogleContainerTools/skaffold/pkg/skaffold/deploy"
"github.com/GoogleContainerTools/skaffold/pkg/skaffold/runner/runcontext"
"github.com/GoogleContainerTools/skaffold/pkg/skaffold/schema/latest"
"github.com/GoogleContainerTools/skaffold/testutil"
)
func TestKubectlRender(t *testing.T) {
if testing.Short() || RunOnGCP() {
t.Skip("skipping kind integration test")
}
tests := []struct {
description string
builds []build.Artifact
labels []deploy.Labeller
input string
expectedOut string
}{
{
description: "normal render",
builds: []build.Artifact{
{
ImageName: "gcr.io/k8s-skaffold/skaffold",
Tag: "gcr.io/k8s-skaffold/skaffold:test",
},
},
labels: []deploy.Labeller{},
input: `apiVersion: v1
kind: Pod
spec:
containers:
- image: gcr.io/k8s-skaffold/skaffold
name: skaffold
`,
expectedOut: `apiVersion: v1
kind: Pod
metadata:
labels:
skaffold.dev/deployer: kubectl
namespace: default
spec:
containers:
- image: gcr.io/k8s-skaffold/skaffold:test
name: skaffold
`,
},
{
description: "two artifacts",
builds: []build.Artifact{
{
ImageName: "gcr.io/project/image1",
Tag: "gcr.io/project/image1:tag1",
},
{
ImageName: "gcr.io/project/image2",
Tag: "gcr.io/project/image2:tag2",
},
},
labels: []deploy.Labeller{},
input: `apiVersion: v1
kind: Pod
spec:
containers:
- image: gcr.io/project/image1
name: image1
- image: gcr.io/project/image2
name: image2
`,
expectedOut: `apiVersion: v1
kind: Pod
metadata:
labels:
skaffold.dev/deployer: kubectl
namespace: default
spec:
containers:
- image: gcr.io/project/image1:tag1
name: image1
- image: gcr.io/project/image2:tag2
name: image2
`,
},
{
description: "two artifacts, combined manifests",
builds: []build.Artifact{
{
ImageName: "gcr.io/project/image1",
Tag: "gcr.io/project/image1:tag1",
},
{
ImageName: "gcr.io/project/image2",
Tag: "gcr.io/project/image2:tag2",
},
},
input: `apiVersion: v1
kind: Pod
spec:
containers:
- image: gcr.io/project/image1
name: image1
---
apiVersion: v1
kind: Pod
spec:
containers:
- image: gcr.io/project/image2
name: image2
`,
expectedOut: `apiVersion: v1
kind: Pod
metadata:
labels:
skaffold.dev/deployer: kubectl
namespace: default
spec:
containers:
- image: gcr.io/project/image1:tag1
name: image1
---
apiVersion: v1
kind: Pod
metadata:
labels:
skaffold.dev/deployer: kubectl
namespace: default
spec:
containers:
- image: gcr.io/project/image2:tag2
name: image2
`,
},
}
for _, test := range tests {
testutil.Run(t, test.description, func(t *testutil.T) {
t.NewTempDir().
Write("deployment.yaml", test.input).
Chdir()
deployer := deploy.NewKubectlDeployer(&runcontext.RunContext{
WorkingDir: ".",
Cfg: latest.Pipeline{
Deploy: latest.DeployConfig{
DeployType: latest.DeployType{
KubectlDeploy: &latest.KubectlDeploy{
Manifests: []string{"deployment.yaml"},
},
},
},
},
})
var b bytes.Buffer
err := deployer.Render(context.Background(), &b, test.builds, test.labels, "")
t.CheckNoError(err)
t.CheckDeepEqual(test.expectedOut, b.String())
})
}
}