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https://github.com/kubernetes-sigs/kustomize.git
synced 2026-06-11 00:52:55 +00:00
Push json transform code down to plugin.
This commit is contained in:
jregan
@@ -4,13 +4,117 @@
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package main_test
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import (
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"strings"
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"testing"
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"sigs.k8s.io/kustomize/v3/pkg/kusttest"
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"sigs.k8s.io/kustomize/v3/pkg/plugins"
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)
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func TestPatchJson6902Transformer(t *testing.T) {
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const target = `
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apiVersion: apps/v1
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metadata:
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name: myDeploy
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kind: Deployment
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spec:
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replica: 2
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template:
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metadata:
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labels:
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old-label: old-value
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spec:
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containers:
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- name: nginx
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image: nginx
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`
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func TestPatchJson6902TransformerMissingFile(t *testing.T) {
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tc := plugins.NewEnvForTest(t).Set()
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defer tc.Reset()
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tc.BuildGoPlugin(
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"builtin", "", "PatchJson6902Transformer")
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th := kusttest_test.NewKustTestPluginHarness(t, "/app")
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_, err := th.RunTransformer(`
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apiVersion: builtin
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kind: PatchJson6902Transformer
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metadata:
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name: notImportantHere
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target:
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group: apps
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version: v1
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kind: Deployment
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name: myDeploy
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path: jsonpatch.json
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`, target)
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if err == nil {
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t.Fatalf("expected error")
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}
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if !strings.Contains(err.Error(), "cannot read file \"/app/jsonpatch.json\"") {
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t.Fatalf("unexpected err: %v", err)
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}
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}
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func TestBadPatchJson6902Transformer(t *testing.T) {
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tc := plugins.NewEnvForTest(t).Set()
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defer tc.Reset()
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tc.BuildGoPlugin(
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"builtin", "", "PatchJson6902Transformer")
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th := kusttest_test.NewKustTestPluginHarness(t, "/app")
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_, err := th.RunTransformer(`
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apiVersion: builtin
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kind: PatchJson6902Transformer
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metadata:
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name: notImportantHere
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target:
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group: apps
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version: v1
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kind: Deployment
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name: myDeploy
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jsonOp: 'thisIsNotAPatch'
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`, target)
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if err == nil {
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t.Fatalf("expected error")
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}
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if !strings.Contains(err.Error(), "cannot unmarshal string into Go value of type jsonpatch") {
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t.Fatalf("unexpected err: %v", err)
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}
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}
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func TestBothEmptyJson6902Transformer(t *testing.T) {
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tc := plugins.NewEnvForTest(t).Set()
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defer tc.Reset()
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tc.BuildGoPlugin(
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"builtin", "", "PatchJson6902Transformer")
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th := kusttest_test.NewKustTestPluginHarness(t, "/app")
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_, err := th.RunTransformer(`
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apiVersion: builtin
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kind: PatchJson6902Transformer
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metadata:
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name: notImportantHere
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target:
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group: apps
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version: v1
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kind: Deployment
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name: myDeploy
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`, target)
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if err == nil {
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t.Fatalf("expected error")
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}
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if !strings.Contains(err.Error(), "empty file path and empty jsonOp") {
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t.Fatalf("unexpected err: %v", err)
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}
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}
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func TestBothSpecifiedJson6902Transformer(t *testing.T) {
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tc := plugins.NewEnvForTest(t).Set()
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defer tc.Reset()
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@@ -20,7 +124,45 @@ func TestPatchJson6902Transformer(t *testing.T) {
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th := kusttest_test.NewKustTestPluginHarness(t, "/app")
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th.WriteF("/app/jsonpatch.json", `[
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{"op": "add", "path": "/spec/replica", "value": "3"}
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{"op": "replace", "path": "/spec/template/spec/containers/0/name", "value": "my-nginx"},
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{"op": "add", "path": "/spec/replica", "value": "999"},
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{"op": "add", "path": "/spec/template/spec/containers/0/command", "value": ["arg1", "arg2", "arg3"]}
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]`)
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_, err := th.RunTransformer(`
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apiVersion: builtin
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kind: PatchJson6902Transformer
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metadata:
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name: notImportantHere
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target:
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group: apps
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version: v1
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kind: Deployment
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name: myDeploy
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path: jsonpatch.json
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jsonOp: '[{"op": "add", "path": "/spec/template/spec/dnsPolicy", "value": "ClusterFirst"}]'
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`, target)
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if err == nil {
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t.Fatalf("expected error")
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}
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if !strings.Contains(err.Error(), "must specify a file path or jsonOp, not both") {
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t.Fatalf("unexpected err: %v", err)
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}
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}
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func TestPatchJson6902TransformerFromJsonFile(t *testing.T) {
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tc := plugins.NewEnvForTest(t).Set()
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defer tc.Reset()
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tc.BuildGoPlugin(
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"builtin", "", "PatchJson6902Transformer")
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th := kusttest_test.NewKustTestPluginHarness(t, "/app")
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th.WriteF("/app/jsonpatch.json", `[
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{"op": "replace", "path": "/spec/template/spec/containers/0/name", "value": "my-nginx"},
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{"op": "add", "path": "/spec/replica", "value": "999"},
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{"op": "add", "path": "/spec/template/spec/containers/0/command", "value": ["arg1", "arg2", "arg3"]}
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]`)
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rm := th.LoadAndRunTransformer(`
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@@ -28,21 +170,13 @@ apiVersion: builtin
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kind: PatchJson6902Transformer
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metadata:
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name: notImportantHere
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patches:
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- target:
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group: apps
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version: v1
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kind: Deployment
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name: myDeploy
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path: jsonpatch.json
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`, `
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apiVersion: apps/v1
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metadata:
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target:
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group: apps
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version: v1
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kind: Deployment
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name: myDeploy
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kind: Deployment
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spec:
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replica: 1
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`)
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path: jsonpatch.json
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`, target)
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th.AssertActualEqualsExpected(rm, `
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apiVersion: apps/v1
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@@ -50,6 +184,109 @@ kind: Deployment
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metadata:
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name: myDeploy
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spec:
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replica: "3"
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replica: "999"
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template:
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metadata:
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labels:
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old-label: old-value
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spec:
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containers:
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- command:
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- arg1
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- arg2
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- arg3
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image: nginx
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name: my-nginx
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`)
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}
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func TestPatchJson6902TransformerFromYamlFile(t *testing.T) {
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tc := plugins.NewEnvForTest(t).Set()
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defer tc.Reset()
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tc.BuildGoPlugin(
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"builtin", "", "PatchJson6902Transformer")
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th := kusttest_test.NewKustTestPluginHarness(t, "/app")
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th.WriteF("/app/jsonpatch.json", `
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- op: add
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path: /spec/template/spec/containers/0/command
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value: ["arg1", "arg2", "arg3"]
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`)
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rm := th.LoadAndRunTransformer(`
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apiVersion: builtin
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kind: PatchJson6902Transformer
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metadata:
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name: notImportantHere
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target:
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group: apps
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version: v1
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kind: Deployment
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name: myDeploy
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path: jsonpatch.json
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`, target)
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th.AssertActualEqualsExpected(rm, `
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apiVersion: apps/v1
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kind: Deployment
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metadata:
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name: myDeploy
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spec:
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replica: 2
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template:
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metadata:
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labels:
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old-label: old-value
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spec:
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containers:
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- command:
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- arg1
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- arg2
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- arg3
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image: nginx
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name: nginx
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`)
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}
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func TestPatchJson6902TransformerWithInline(t *testing.T) {
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tc := plugins.NewEnvForTest(t).Set()
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defer tc.Reset()
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tc.BuildGoPlugin(
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"builtin", "", "PatchJson6902Transformer")
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th := kusttest_test.NewKustTestPluginHarness(t, "/app")
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rm := th.LoadAndRunTransformer(`
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apiVersion: builtin
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kind: PatchJson6902Transformer
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metadata:
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name: notImportantHere
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target:
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group: apps
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version: v1
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kind: Deployment
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name: myDeploy
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jsonOp: '[{"op": "add", "path": "/spec/template/spec/dnsPolicy", "value": "ClusterFirst"}]'
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`, target)
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th.AssertActualEqualsExpected(rm, `
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apiVersion: apps/v1
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kind: Deployment
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metadata:
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name: myDeploy
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spec:
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replica: 2
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template:
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metadata:
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labels:
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old-label: old-value
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spec:
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containers:
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- image: nginx
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name: nginx
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dnsPolicy: ClusterFirst
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`)
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}
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