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Refactor container function runtime into its own package

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This commit is contained in:
Phillip Wittrock
2020-05-04 08:11:04 -07:00
parent 096ad8c95c
commit 594c48d19a
11 changed files with 773 additions and 2161 deletions
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269
kyaml/fn/runtime/runtimeutil/runtimeutil_test.go
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@@ -996,3 +996,272 @@ metadata:
})
}
}
func Test_GetFunction(t *testing.T) {
var tests = []struct {
name string
resource string
expectedFn string
missingFn bool
}{
// fn annotation
{
name: "fn annotation",
resource: `
apiVersion: v1beta1
kind: Example
metadata:
annotations:
config.kubernetes.io/function: |-
container:
image: foo:v1.0.0
`,
expectedFn: `
container:
image: foo:v1.0.0`,
},
{
name: "storage mounts json style",
resource: `
apiVersion: v1beta1
kind: Example
metadata:
annotations:
config.kubernetes.io/function: |-
container:
image: foo:v1.0.0
mounts: [ {type: bind, src: /mount/path, dst: /local/}, {src: myvol, dst: /local/, type: volume}, {dst: /local/, type: tmpfs} ]
`,
expectedFn: `
container:
image: foo:v1.0.0
mounts:
- type: bind
src: /mount/path
dst: /local/
- type: volume
src: myvol
dst: /local/
- type: tmpfs
dst: /local/
`,
},
{
name: "storage mounts yaml style",
resource: `
apiVersion: v1beta1
kind: Example
metadata:
annotations:
config.kubernetes.io/function: |-
container:
image: foo:v1.0.0
mounts:
- src: /mount/path
type: bind
dst: /local/
- dst: /local/
src: myvol
type: volume
- type: tmpfs
dst: /local/
`,
expectedFn: `
container:
image: foo:v1.0.0
mounts:
- type: bind
src: /mount/path
dst: /local/
- type: volume
src: myvol
dst: /local/
- type: tmpfs
dst: /local/
`,
},
{
name: "network",
resource: `
apiVersion: v1beta1
kind: Example
metadata:
annotations:
config.kubernetes.io/function: |-
container:
image: foo:v1.0.0
network:
required: true
`,
expectedFn: `
container:
image: foo:v1.0.0
network:
required: true
`,
},
{
name: "path",
resource: `
apiVersion: v1beta1
kind: Example
metadata:
annotations:
config.kubernetes.io/function: |-
path: foo
container:
image: foo:v1.0.0
`,
// path should be erased
expectedFn: `
container:
image: foo:v1.0.0
`,
},
{
name: "network",
resource: `
apiVersion: v1beta1
kind: Example
metadata:
annotations:
config.kubernetes.io/function: |-
network: foo
container:
image: foo:v1.0.0
`,
// network should be erased
expectedFn: `
container:
image: foo:v1.0.0
`,
},
// legacy fn style
{name: "legacy fn meta",
resource: `
apiVersion: v1beta1
kind: Example
metadata:
configFn:
container:
image: foo:v1.0.0
`,
expectedFn: `
container:
image: foo:v1.0.0
`,
},
// no fn
{name: "no fn",
resource: `
apiVersion: v1beta1
kind: Example
metadata:
annotations: {}
`,
missingFn: true,
},
// test network, etc...
}
for i := range tests {
tt := tests[i]
t.Run(tt.name, func(t *testing.T) {
resource := yaml.MustParse(tt.resource)
fn := GetFunctionSpec(resource)
if tt.missingFn {
if !assert.Nil(t, fn) {
t.FailNow()
}
} else {
b, err := yaml.Marshal(fn)
if !assert.NoError(t, err) {
t.FailNow()
}
if !assert.Equal(t,
strings.TrimSpace(tt.expectedFn),
strings.TrimSpace(string(b))) {
t.FailNow()
}
}
})
}
}
func Test_GetContainerNetworkRequired(t *testing.T) {
tests := []struct {
input string
required bool
}{
{
input: `apiVersion: v1
kind: Foo
metadata:
name: foo
configFn:
container:
image: gcr.io/kustomize-functions/example-tshirt:v0.1.0
network:
required: true
`,
required: true,
},
{
input: `apiVersion: v1
kind: Foo
metadata:
name: foo
configFn:
container:
image: gcr.io/kustomize-functions/example-tshirt:v0.1.0
network:
required: false
`,
required: false,
},
{
input: `apiVersion: v1
kind: Foo
metadata:
name: foo
configFn:
container:
image: gcr.io/kustomize-functions/example-tshirt:v0.1.0
`,
required: false,
},
{
input: `apiVersion: v1
kind: Foo
metadata:
name: foo
annotations:
config.kubernetes.io/function: |
container:
image: gcr.io/kustomize-functions/example-tshirt:v0.1.0
network:
required: true
`,
required: true,
},
}
for _, tc := range tests {
cfg, err := yaml.Parse(tc.input)
if !assert.NoError(t, err) {
return
}
fn := GetFunctionSpec(cfg)
assert.Equal(t, tc.required, fn.Container.Network.Required)
}
}