From 5b651488b081b65fda8a323f228e139adb79a35d Mon Sep 17 00:00:00 2001
From: Chia <Chia@93.nz>
Date: Tue, 4 Aug 2026 19:58:52 +1200
Subject: Build AI gateway control plane and admin UI

---
 internal/auth/static_test.go | 76 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 76 insertions(+)
 create mode 100644 internal/auth/static_test.go

(limited to 'internal/auth/static_test.go')

diff --git a/internal/auth/static_test.go b/internal/auth/static_test.go
new file mode 100644
index 0000000..cf54ba6
--- /dev/null
+++ b/internal/auth/static_test.go
@@ -0,0 +1,76 @@
+package auth
+
+import (
+	"crypto/sha256"
+	"net/http"
+	"testing"
+
+	"aigw/internal/domain"
+)
+
+func TestStaticAuthenticator(t *testing.T) {
+	raw := `[{"key":"sk-client","key_id":"key-1","tenant_id":"tenant-1","project_id":"project-1","scopes":["inference"]}]`
+	authenticator, err := NewStatic(raw, false)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	request, _ := http.NewRequest(http.MethodGet, "http://gateway.test/v1/models", nil)
+	request.Header.Set("Authorization", "Bearer sk-client")
+	principal, err := authenticator.Authenticate(request)
+	if err != nil {
+		t.Fatal(err)
+	}
+	if principal.TenantID != "tenant-1" || principal.ProjectID != "project-1" || principal.KeyID != "key-1" {
+		t.Fatalf("unexpected principal: %+v", principal)
+	}
+
+	request.Header.Set("Authorization", "Bearer wrong")
+	if _, err := authenticator.Authenticate(request); err != ErrUnauthorized {
+		t.Fatalf("expected ErrUnauthorized, got %v", err)
+	}
+}
+
+func TestDynamicAuthenticatorReplacesSnapshot(t *testing.T) {
+	oldHash := sha256.Sum256([]byte("sk-old"))
+	newHash := sha256.Sum256([]byte("sk-new"))
+	authenticator := NewDynamic([]HashedKeyRecord{{
+		Hash: oldHash,
+		Principal: domain.Principal{
+			KeyID: "old", TenantID: "tenant-1", ProjectID: "project-1", Scopes: []string{"inference"},
+		},
+	}}, false)
+
+	request, _ := http.NewRequest(http.MethodGet, "http://gateway.test/v1/models", nil)
+	request.Header.Set("Authorization", "Bearer sk-old")
+	if _, err := authenticator.Authenticate(request); err != nil {
+		t.Fatalf("old key should initially authenticate: %v", err)
+	}
+
+	authenticator.ReplaceHashed([]HashedKeyRecord{{
+		Hash: newHash,
+		Principal: domain.Principal{
+			KeyID: "new", TenantID: "tenant-1", ProjectID: "project-1", Scopes: []string{"inference"},
+		},
+	}})
+	if _, err := authenticator.Authenticate(request); err != ErrUnauthorized {
+		t.Fatalf("old key remained valid after snapshot replacement: %v", err)
+	}
+	request.Header.Set("Authorization", "Bearer sk-new")
+	principal, err := authenticator.Authenticate(request)
+	if err != nil || principal.KeyID != "new" {
+		t.Fatalf("new key was not loaded: principal=%+v err=%v", principal, err)
+	}
+}
+
+func TestStaticAuthenticatorAcceptsAnthropicHeader(t *testing.T) {
+	authenticator, err := NewStatic(`[{"key":"sk-client","key_id":"key-1","tenant_id":"tenant-1","project_id":"project-1"}]`, false)
+	if err != nil {
+		t.Fatal(err)
+	}
+	request, _ := http.NewRequest(http.MethodGet, "http://gateway.test/anthropic/v1/models", nil)
+	request.Header.Set("x-api-key", "sk-client")
+	if _, err := authenticator.Authenticate(request); err != nil {
+		t.Fatal(err)
+	}
+}
-- 
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