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More fully in-memory integration tests.

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This commit is contained in:
Jeffrey Regan
2018-12-18 09:50:08 -08:00
parent 4af125fa2d
commit 47a04f2648
20 changed files with 422 additions and 213 deletions
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97
pkg/target/kusttarget_test.go
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@@ -18,16 +18,12 @@ package target
import (
"encoding/base64"
"path/filepath"
"reflect"
"sort"
"strings"
"testing"
"sigs.k8s.io/kustomize/k8sdeps/kunstruct"
"sigs.k8s.io/kustomize/k8sdeps/transformer"
"sigs.k8s.io/kustomize/pkg/constants"
"sigs.k8s.io/kustomize/pkg/fs"
"sigs.k8s.io/kustomize/pkg/gvk"
"sigs.k8s.io/kustomize/pkg/ifc"
"sigs.k8s.io/kustomize/pkg/internal/loadertest"
@@ -98,53 +94,24 @@ metadata:
var rf = resmap.NewFactory(resource.NewFactory(
kunstruct.NewKunstructuredFactoryImpl()))
func makeKustTarget(t *testing.T, l ifc.Loader) *KustTarget {
// Warning: the following filesystem - a fake - must be rooted at /.
// This fs root is used as the working directory for the shell spawned by
// the secretgenerator, and has nothing to do with the filesystem used
// to load relative paths from the fake filesystem.
// This trick only works for secret generator commands that don't actually
// try to read the file system, because these tests don't write to the
// real "/" directory. See use of exec package in the secretfactory.
fakeFs := fs.MakeFakeFS()
fakeFs.Mkdir("/")
kt, err := NewKustTarget(
l, fakeFs, rf, transformer.NewFactoryImpl())
if err != nil {
t.Fatalf("Unexpected construction error %v", err)
}
return kt
}
func makeLoader1(t *testing.T) ifc.Loader {
ldr := loadertest.NewFakeLoader("/testpath")
err := ldr.AddFile("/testpath/"+constants.KustomizationFileName, []byte(kustomizationContent1))
if err != nil {
t.Fatalf("Failed to setup fake ldr.")
}
err = ldr.AddFile("/testpath/deployment.yaml", []byte(deploymentContent))
if err != nil {
t.Fatalf("Failed to setup fake ldr.")
}
err = ldr.AddFile("/testpath/namespace.yaml", []byte(namespaceContent))
if err != nil {
t.Fatalf("Failed to setup fake ldr.")
}
err = ldr.AddFile("/testpath/jsonpatch.json", []byte(jsonpatchContent))
if err != nil {
t.Fatalf("Failed to setup fake ldr.")
}
return ldr
}
var deploy = gvk.Gvk{Group: "apps", Version: "v1", Kind: "Deployment"}
var cmap = gvk.Gvk{Version: "v1", Kind: "ConfigMap"}
var secret = gvk.Gvk{Version: "v1", Kind: "Secret"}
var ns = gvk.Gvk{Version: "v1", Kind: "Namespace"}
func makeALoader(t *testing.T) ifc.Loader {
ldr := loadertest.NewFakeLoader("/testpath")
writeK(t, ldr, "/testpath/", kustomizationContent1)
writeF(t, ldr, "/testpath/deployment.yaml", deploymentContent)
writeF(t, ldr, "/testpath/namespace.yaml", namespaceContent)
writeF(t, ldr, "/testpath/jsonpatch.json", jsonpatchContent)
return ldr
}
func TestResources1(t *testing.T) {
expected := resmap.ResMap{
resid.NewResIdWithPrefixSuffixNamespace(deploy, "dply1", "foo-", "-bar", "ns1"): rf.RF().FromMap(
resid.NewResIdWithPrefixSuffixNamespace(
deploy, "dply1", "foo-", "-bar", "ns1"): rf.RF().FromMap(
map[string]interface{}{
"apiVersion": "apps/v1",
"kind": "Deployment",
@@ -177,7 +144,8 @@ func TestResources1(t *testing.T) {
},
},
}),
resid.NewResIdWithPrefixSuffixNamespace(cmap, "literalConfigMap", "foo-", "-bar", "ns1"): rf.RF().FromMap(
resid.NewResIdWithPrefixSuffixNamespace(
cmap, "literalConfigMap", "foo-", "-bar", "ns1"): rf.RF().FromMap(
map[string]interface{}{
"apiVersion": "v1",
"kind": "ConfigMap",
@@ -196,7 +164,8 @@ func TestResources1(t *testing.T) {
"DB_PASSWORD": "somepw",
},
}).SetBehavior(ifc.BehaviorCreate),
resid.NewResIdWithPrefixSuffixNamespace(secret, "secret", "foo-", "-bar", "ns1"): rf.RF().FromMap(
resid.NewResIdWithPrefixSuffixNamespace(
secret, "secret", "foo-", "-bar", "ns1"): rf.RF().FromMap(
map[string]interface{}{
"apiVersion": "v1",
"kind": "Secret",
@@ -216,7 +185,8 @@ func TestResources1(t *testing.T) {
"DB_PASSWORD": base64.StdEncoding.EncodeToString([]byte("somepw")),
},
}).SetBehavior(ifc.BehaviorCreate),
resid.NewResIdWithPrefixSuffixNamespace(ns, "ns1", "foo-", "-bar", ""): rf.RF().FromMap(
resid.NewResIdWithPrefixSuffixNamespace(
ns, "ns1", "foo-", "-bar", ""): rf.RF().FromMap(
map[string]interface{}{
"apiVersion": "v1",
"kind": "Namespace",
@@ -232,7 +202,7 @@ func TestResources1(t *testing.T) {
}),
}
actual, err := makeKustTarget(
t, makeLoader1(t)).MakeCustomizedResMap()
t, makeALoader(t)).MakeCustomizedResMap()
if err != nil {
t.Fatalf("unexpected Resources error %v", err)
}
@@ -245,11 +215,8 @@ func TestResources1(t *testing.T) {
func TestResourceNotFound(t *testing.T) {
l := loadertest.NewFakeLoader("/testpath")
err := l.AddFile("/testpath/"+constants.KustomizationFileName, []byte(kustomizationContent1))
if err != nil {
t.Fatalf("Failed to setup fake ldr.")
}
_, err = makeKustTarget(t, l).MakeCustomizedResMap()
writeK(t, l, "/testpath", kustomizationContent1)
_, err := makeKustTarget(t, l).MakeCustomizedResMap()
if err == nil {
t.Fatalf("Didn't get the expected error for an unknown resource")
}
@@ -260,11 +227,8 @@ func TestResourceNotFound(t *testing.T) {
func TestSecretTimeout(t *testing.T) {
l := loadertest.NewFakeLoader("/testpath")
err := l.AddFile("/testpath/"+constants.KustomizationFileName, []byte(kustomizationContent2))
if err != nil {
t.Fatalf("Failed to setup fake ldr.")
}
_, err = makeKustTarget(t, l).MakeCustomizedResMap()
writeK(t, l, "/testpath", kustomizationContent2)
_, err := makeKustTarget(t, l).MakeCustomizedResMap()
if err == nil {
t.Fatalf("Didn't get the expected error for an unknown resource")
}
@@ -283,7 +247,7 @@ func findSecret(m resmap.ResMap) *resource.Resource {
}
func TestDisableNameSuffixHash(t *testing.T) {
kt := makeKustTarget(t, makeLoader1(t))
kt := makeKustTarget(t, makeALoader(t))
m, err := kt.MakeCustomizedResMap()
if err != nil {
@@ -312,21 +276,6 @@ func TestDisableNameSuffixHash(t *testing.T) {
}
}
func writeF(t *testing.T, ldr loadertest.FakeLoader, dir string, content string) {
err := ldr.AddFile(dir, []byte(content))
if err != nil {
t.Fatalf("failed write to %s; %v", dir, err)
}
}
func writeK(
t *testing.T, ldr loadertest.FakeLoader, dir string, content string) {
writeF(t, ldr, filepath.Join(dir, constants.KustomizationFileName), `
apiVersion: v1
kind: Kustomization
`+content)
}
func TestIssue596AllowDirectoriesThatAreSubstringsOfEachOther(t *testing.T) {
ldr := loadertest.NewFakeLoader(
"/app/overlays/aws-sandbox2.us-east-1")