Files
artifactapi/internal/virtual/helm_merger_test.go
T
unkin-agent 18e7f000f7
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Add helm local repositories
2026-10-16 23:12:12 +11:00

158 lines
3.3 KiB
Go

package virtual_test
import (
"strings"
"testing"
"git.unkin.net/unkin/artifactapi/internal/virtual"
)
func TestHelmMerger_BasicMerge(t *testing.T) {
m := &virtual.HelmMerger{}
member1 := virtual.MemberIndex{
RemoteName: "repo-a",
Body: []byte(`apiVersion: v1
entries:
nginx:
- name: nginx
version: "1.0.0"
urls:
- https://charts-a.example.com/nginx-1.0.0.tgz
`),
}
member2 := virtual.MemberIndex{
RemoteName: "repo-b",
Body: []byte(`apiVersion: v1
entries:
redis:
- name: redis
version: "2.0.0"
urls:
- https://charts-b.example.com/redis-2.0.0.tgz
`),
}
result, err := m.MergeIndexes([]virtual.MemberIndex{member1, member2}, "https://proxy.example.com")
if err != nil {
t.Fatal(err)
}
body := string(result)
if !strings.Contains(body, "nginx") {
t.Error("expected nginx in merged index")
}
if !strings.Contains(body, "redis") {
t.Error("expected redis in merged index")
}
if !strings.Contains(body, "proxy.example.com/api/v1/remote/repo-a") {
t.Error("expected proxy URL for repo-a")
}
if !strings.Contains(body, "proxy.example.com/api/v1/remote/repo-b") {
t.Error("expected proxy URL for repo-b")
}
}
func TestHelmMerger_Dedup(t *testing.T) {
m := &virtual.HelmMerger{}
idx := []byte(`apiVersion: v1
entries:
nginx:
- name: nginx
version: "1.0.0"
urls:
- nginx-1.0.0.tgz
`)
members := []virtual.MemberIndex{
{RemoteName: "repo-a", Body: idx},
{RemoteName: "repo-b", Body: idx},
}
result, err := m.MergeIndexes(members, "")
if err != nil {
t.Fatal(err)
}
count := strings.Count(string(result), "name: nginx")
if count != 1 {
t.Errorf("expected 1 entry for nginx, got %d\n%s", count, result)
}
}
func TestHelmMerger_PriorityOrder(t *testing.T) {
m := &virtual.HelmMerger{}
member1 := virtual.MemberIndex{
RemoteName: "priority-repo",
Body: []byte(`apiVersion: v1
entries:
chart:
- name: chart
version: "1.0.0"
urls:
- chart-from-priority.tgz
`),
}
member2 := virtual.MemberIndex{
RemoteName: "fallback-repo",
Body: []byte(`apiVersion: v1
entries:
chart:
- name: chart
version: "1.0.0"
urls:
- chart-from-fallback.tgz
`),
}
result, err := m.MergeIndexes([]virtual.MemberIndex{member1, member2}, "https://proxy")
if err != nil {
t.Fatal(err)
}
body := string(result)
if !strings.Contains(body, "priority-repo") {
t.Error("expected priority repo URL to win")
}
if strings.Contains(body, "fallback-repo") {
t.Error("expected fallback repo to be excluded for duplicate")
}
}
func TestHelmMerger_PreservesChartFields(t *testing.T) {
m := &virtual.HelmMerger{}
body := []byte(`apiVersion: v1
entries:
app:
- apiVersion: v2
name: app
version: "1.0"
appVersion: "3.1"
description: in-house
digest: deadbeef
urls:
- app-1.0.tgz
`)
result, err := m.MergeIndexes([]virtual.MemberIndex{{RemoteName: "charts", RepoType: "local", Body: body}}, "https://proxy.example.com")
if err != nil {
t.Fatal(err)
}
out := string(result)
for _, want := range []string{
"digest: deadbeef",
"apiVersion: v2",
`appVersion: "3.1"`,
"description: in-house",
`version: "1.0"`,
"https://proxy.example.com/api/v1/local/charts/app-1.0.tgz",
} {
if !strings.Contains(out, want) {
t.Errorf("merged index missing %q:\n%s", want, out)
}
}
}