diff --git a/examples/guestbook-operator/controllers/guestbook_controller_test.go b/examples/guestbook-operator/controllers/guestbook_controller_test.go
index 959abf64..7ca1eb15 100644
--- a/examples/guestbook-operator/controllers/guestbook_controller_test.go
+++ b/examples/guestbook-operator/controllers/guestbook_controller_test.go
@@ -20,7 +20,6 @@ import (
 	"testing"
 
 	api "sigs.k8s.io/kubebuilder-declarative-pattern/examples/guestbook-operator/api/v1alpha1"
-
 	"sigs.k8s.io/kubebuilder-declarative-pattern/pkg/test/golden"
 )
 
diff --git a/go.work b/go.work
index b7f9dd49..15962af6 100644
--- a/go.work
+++ b/go.work
@@ -4,5 +4,6 @@ use (
 	.
 	./applylib
 	./examples/guestbook-operator
+	./ktest
 	./mockkubeapiserver
 )
diff --git a/ktest/go.mod b/ktest/go.mod
new file mode 100644
index 00000000..0289757b
--- /dev/null
+++ b/ktest/go.mod
@@ -0,0 +1,30 @@
+module sigs.k8s.io/kubebuilder-declarative-pattern/ktest
+
+go 1.21
+
+toolchain go1.22.0
+
+require (
+	github.com/google/go-cmp v0.6.0
+	k8s.io/apimachinery v0.29.1
+	k8s.io/klog/v2 v2.110.1
+	sigs.k8s.io/yaml v1.4.0
+)
+
+require (
+	github.com/go-logr/logr v1.4.1 // indirect
+	github.com/gogo/protobuf v1.3.2 // indirect
+	github.com/google/gofuzz v1.2.0 // indirect
+	github.com/json-iterator/go v1.1.12 // indirect
+	github.com/kr/text v0.2.0 // indirect
+	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
+	github.com/modern-go/reflect2 v1.0.2 // indirect
+	golang.org/x/net v0.19.0 // indirect
+	golang.org/x/text v0.14.0 // indirect
+	gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c // indirect
+	gopkg.in/inf.v0 v0.9.1 // indirect
+	gopkg.in/yaml.v2 v2.4.0 // indirect
+	k8s.io/utils v0.0.0-20230726121419-3b25d923346b // indirect
+	sigs.k8s.io/json v0.0.0-20221116044647-bc3834ca7abd // indirect
+	sigs.k8s.io/structured-merge-diff/v4 v4.4.1 // indirect
+)
diff --git a/ktest/go.sum b/ktest/go.sum
new file mode 100644
index 00000000..4f5c8885
--- /dev/null
+++ b/ktest/go.sum
@@ -0,0 +1,94 @@
+github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
+github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
+github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/go-logr/logr v1.3.0/go.mod h1:9T104GzyrTigFIr8wt5mBrctHMim0Nb2HLGrmQ40KvY=
+github.com/go-logr/logr v1.4.1 h1:pKouT5E8xu9zeFC39JXRDukb6JFQPXM5p5I91188VAQ=
+github.com/go-logr/logr v1.4.1/go.mod h1:9T104GzyrTigFIr8wt5mBrctHMim0Nb2HLGrmQ40KvY=
+github.com/gogo/protobuf v1.3.2 h1:Ov1cvc58UF3b5XjBnZv7+opcTcQFZebYjWzi34vdm4Q=
+github.com/gogo/protobuf v1.3.2/go.mod h1:P1XiOD3dCwIKUDQYPy72D8LYyHL2YPYrpS2s69NZV8Q=
+github.com/google/go-cmp v0.5.9/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
+github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
+github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
+github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
+github.com/google/gofuzz v1.2.0 h1:xRy4A+RhZaiKjJ1bPfwQ8sedCA+YS2YcCHW6ec7JMi0=
+github.com/google/gofuzz v1.2.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
+github.com/json-iterator/go v1.1.12 h1:PV8peI4a0ysnczrg+LtxykD8LfKY9ML6u2jnxaEnrnM=
+github.com/json-iterator/go v1.1.12/go.mod h1:e30LSqwooZae/UwlEbR2852Gd8hjQvJoHmT4TnhNGBo=
+github.com/kisielk/errcheck v1.5.0/go.mod h1:pFxgyoBC7bSaBwPgfKdkLd5X25qrDl4LWUI2bnpBCr8=
+github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck=
+github.com/kr/pretty v0.2.1/go.mod h1:ipq/a2n7PKx3OHsz4KJII5eveXtPO4qwEXGdVfWzfnI=
+github.com/kr/pretty v0.3.1 h1:flRD4NNwYAUpkphVc1HcthR4KEIFJ65n8Mw5qdRn3LE=
+github.com/kr/pretty v0.3.1/go.mod h1:hoEshYVHaxMs3cyo3Yncou5ZscifuDolrwPKZanG3xk=
+github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
+github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
+github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
+github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
+github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
+github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd h1:TRLaZ9cD/w8PVh93nsPXa1VrQ6jlwL5oN8l14QlcNfg=
+github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
+github.com/modern-go/reflect2 v1.0.2 h1:xBagoLtFs94CBntxluKeaWgTMpvLxC4ur3nMaC9Gz0M=
+github.com/modern-go/reflect2 v1.0.2/go.mod h1:yWuevngMOJpCy52FWWMvUC8ws7m/LJsjYzDa0/r8luk=
+github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
+github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/rogpeppe/go-internal v1.10.0 h1:TMyTOH3F/DB16zRVcYyreMH6GnZZrwQVAoYjRBZyWFQ=
+github.com/rogpeppe/go-internal v1.10.0/go.mod h1:UQnix2H7Ngw/k4C5ijL5+65zddjncjaFoBhdsK/akog=
+github.com/spf13/pflag v1.0.5 h1:iy+VFUOCP1a+8yFto/drg2CJ5u0yRoB7fZw3DKv/JXA=
+github.com/spf13/pflag v1.0.5/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
+github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
+github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
+github.com/stretchr/testify v1.8.4 h1:CcVxjf3Q8PM0mHUKJCdn+eZZtm5yQwehR5yeSVQQcUk=
+github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
+github.com/yuin/goldmark v1.1.27/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
+github.com/yuin/goldmark v1.2.1/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
+golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
+golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
+golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
+golang.org/x/mod v0.2.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
+golang.org/x/mod v0.3.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
+golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
+golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
+golang.org/x/net v0.0.0-20200226121028-0de0cce0169b/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
+golang.org/x/net v0.0.0-20201021035429-f5854403a974/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
+golang.org/x/net v0.19.0 h1:zTwKpTd2XuCqf8huc7Fo2iSy+4RHPd10s4KzeTnVr1c=
+golang.org/x/net v0.19.0/go.mod h1:CfAk/cbD4CthTvqiEl8NpboMuiuOYsAr/7NOjZJtv1U=
+golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sync v0.0.0-20201020160332-67f06af15bc9/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
+golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
+golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
+golang.org/x/text v0.14.0 h1:ScX5w1eTa3QqT8oi6+ziP7dTV1S2+ALU0bI+0zXKWiQ=
+golang.org/x/text v0.14.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU=
+golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
+golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
+golang.org/x/tools v0.0.0-20200619180055-7c47624df98f/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
+golang.org/x/tools v0.0.0-20210106214847-113979e3529a/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA=
+golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk=
+gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q=
+gopkg.in/inf.v0 v0.9.1 h1:73M5CoZyi3ZLMOyDlQh031Cx6N9NDJ2Vvfl76EDAgDc=
+gopkg.in/inf.v0 v0.9.1/go.mod h1:cWUDdTG/fYaXco+Dcufb5Vnc6Gp2YChqWtbxRZE0mXw=
+gopkg.in/yaml.v2 v2.2.8/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY=
+gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
+gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
+gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+k8s.io/apimachinery v0.29.1 h1:KY4/E6km/wLBguvCZv8cKTeOwwOBqFNjwJIdMkMbbRc=
+k8s.io/apimachinery v0.29.1/go.mod h1:6HVkd1FwxIagpYrHSwJlQqZI3G9LfYWRPAkUvLnXTKU=
+k8s.io/klog/v2 v2.110.1 h1:U/Af64HJf7FcwMcXyKm2RPM22WZzyR7OSpYj5tg3cL0=
+k8s.io/klog/v2 v2.110.1/go.mod h1:YGtd1984u+GgbuZ7e08/yBuAfKLSO0+uR1Fhi6ExXjo=
+k8s.io/utils v0.0.0-20230726121419-3b25d923346b h1:sgn3ZU783SCgtaSJjpcVVlRqd6GSnlTLKgpAAttJvpI=
+k8s.io/utils v0.0.0-20230726121419-3b25d923346b/go.mod h1:OLgZIPagt7ERELqWJFomSt595RzquPNLL48iOWgYOg0=
+sigs.k8s.io/json v0.0.0-20221116044647-bc3834ca7abd h1:EDPBXCAspyGV4jQlpZSudPeMmr1bNJefnuqLsRAsHZo=
+sigs.k8s.io/json v0.0.0-20221116044647-bc3834ca7abd/go.mod h1:B8JuhiUyNFVKdsE8h686QcCxMaH6HrOAZj4vswFpcB0=
+sigs.k8s.io/structured-merge-diff/v4 v4.4.1 h1:150L+0vs/8DA78h1u02ooW1/fFq/Lwr+sGiqlzvrtq4=
+sigs.k8s.io/structured-merge-diff/v4 v4.4.1/go.mod h1:N8hJocpFajUSSeSJ9bOZ77VzejKZaXsTtZo4/u7Io08=
+sigs.k8s.io/yaml v1.4.0 h1:Mk1wCc2gy/F0THH0TAp1QYyJNzRm2KCLy3o5ASXVI5E=
+sigs.k8s.io/yaml v1.4.0/go.mod h1:Ejl7/uTz7PSA4eKMyQCUTnhZYNmLIl+5c2lQPGR2BPY=
diff --git a/pkg/test/httprecorder/http_recorder.go b/ktest/httprecorder/http_recorder.go
similarity index 96%
rename from pkg/test/httprecorder/http_recorder.go
rename to ktest/httprecorder/http_recorder.go
index c9947b84..cc68db7a 100644
--- a/pkg/test/httprecorder/http_recorder.go
+++ b/ktest/httprecorder/http_recorder.go
@@ -29,7 +29,7 @@ func (m *HTTPRecorder) RoundTrip(request *http.Request) (*http.Response, error)
 	if request.Body != nil {
 		requestBody, err := io.ReadAll(request.Body)
 		if err != nil {
-			panic("failed to read request body")
+			return nil, fmt.Errorf("HTTPRecorder failed to read request body")
 		}
 		entry.Request.Body = string(requestBody)
 		request.Body = io.NopCloser(bytes.NewReader(requestBody))
diff --git a/pkg/test/httprecorder/request_log.go b/ktest/httprecorder/request_log.go
similarity index 96%
rename from pkg/test/httprecorder/request_log.go
rename to ktest/httprecorder/request_log.go
index badafacf..ac08b939 100644
--- a/pkg/test/httprecorder/request_log.go
+++ b/ktest/httprecorder/request_log.go
@@ -10,6 +10,7 @@ import (
 	"sort"
 	"strings"
 	"sync"
+	"testing"
 	"time"
 
 	"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
@@ -242,17 +243,19 @@ func (l *RequestLog) RemoveUserAgent() {
 	l.RemoveHeader("user-agent")
 }
 
-func (l *RequestLog) RegexReplaceURL(find string, replace string) {
+func (l *RequestLog) RegexReplaceURL(t *testing.T, find string, replace string) {
 	l.mutex.Lock()
 	defer l.mutex.Unlock()
 
+	r, err := regexp.Compile(find)
+	if err != nil {
+		t.Fatalf("failed to compile regex %q: %v", find, err)
+	}
+
 	for i := range l.entries {
 		request := &l.entries[i].Request
 		u := request.URL
-		r, err := regexp.Compile(find)
-		if err != nil {
-			klog.Fatalf("failed to compile regex %q: %v", find, err)
-		}
+
 		u = r.ReplaceAllString(u, replace)
 		request.URL = u
 	}
diff --git a/pkg/test/testharness/golden.go b/ktest/testharness/golden.go
similarity index 100%
rename from pkg/test/testharness/golden.go
rename to ktest/testharness/golden.go
diff --git a/pkg/test/testharness/harness.go b/ktest/testharness/harness.go
similarity index 100%
rename from pkg/test/testharness/harness.go
rename to ktest/testharness/harness.go
diff --git a/ktest/testharness/manifest.go b/ktest/testharness/manifest.go
new file mode 100644
index 00000000..06734e5f
--- /dev/null
+++ b/ktest/testharness/manifest.go
@@ -0,0 +1,52 @@
+/*
+Copyright 2024 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package testharness
+
+import (
+	"bufio"
+	"context"
+	"fmt"
+	"io"
+	"strings"
+
+	"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
+	k8syaml "k8s.io/apimachinery/pkg/util/yaml"
+)
+
+func ParseObjects(ctx context.Context, manifest string) ([]*unstructured.Unstructured, error) {
+	var objects []*unstructured.Unstructured
+	reader := k8syaml.NewYAMLReader(bufio.NewReader(strings.NewReader(manifest)))
+	for {
+		raw, err := reader.Read()
+		if err != nil {
+			if err == io.EOF {
+				return objects, nil
+			}
+
+			return nil, fmt.Errorf("reading YAML doc: %w", err)
+		}
+
+		u := &unstructured.Unstructured{}
+		if err := k8syaml.Unmarshal(raw, &u); err != nil {
+			return nil, fmt.Errorf("parsing object to unstructured: %w", err)
+		}
+
+		objects = append(objects, u)
+	}
+
+	return objects, nil
+}
diff --git a/mockkubeapiserver/go.mod b/mockkubeapiserver/go.mod
index f6018b08..9cac77ba 100644
--- a/mockkubeapiserver/go.mod
+++ b/mockkubeapiserver/go.mod
@@ -9,21 +9,31 @@ require (
 	k8s.io/apimachinery v0.26.2
 	k8s.io/client-go v0.26.2
 	k8s.io/klog/v2 v2.110.1
+	sigs.k8s.io/controller-runtime v0.14.6
 	sigs.k8s.io/structured-merge-diff/v4 v4.4.1
 	sigs.k8s.io/yaml v1.4.0
 )
 
 require (
 	github.com/davecgh/go-spew v1.1.1 // indirect
+	github.com/emicklei/go-restful/v3 v3.11.0 // indirect
+	github.com/evanphx/json-patch v5.6.0+incompatible // indirect
 	github.com/go-logr/logr v1.4.1 // indirect
+	github.com/go-openapi/jsonpointer v0.19.6 // indirect
+	github.com/go-openapi/jsonreference v0.20.2 // indirect
+	github.com/go-openapi/swag v0.22.3 // indirect
 	github.com/gogo/protobuf v1.3.2 // indirect
 	github.com/golang/protobuf v1.5.3 // indirect
+	github.com/google/gnostic-models v0.6.8 // indirect
 	github.com/google/gofuzz v1.2.0 // indirect
 	github.com/google/uuid v1.3.0 // indirect
+	github.com/imdario/mergo v0.3.15 // indirect
+	github.com/josharian/intern v1.0.0 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
-	github.com/kr/text v0.2.0 // indirect
+	github.com/mailru/easyjson v0.7.7 // indirect
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
 	github.com/modern-go/reflect2 v1.0.2 // indirect
+	github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect
 	golang.org/x/net v0.19.0 // indirect
 	golang.org/x/oauth2 v0.12.0 // indirect
 	golang.org/x/sys v0.16.0 // indirect
@@ -32,9 +42,11 @@ require (
 	golang.org/x/time v0.3.0 // indirect
 	google.golang.org/appengine v1.6.7 // indirect
 	google.golang.org/protobuf v1.31.0 // indirect
-	gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c // indirect
 	gopkg.in/inf.v0 v0.9.1 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
+	k8s.io/api v0.26.2 // indirect
+	k8s.io/kube-openapi v0.0.0-20231010175941-2dd684a91f00 // indirect
 	k8s.io/utils v0.0.0-20230726121419-3b25d923346b // indirect
 	sigs.k8s.io/json v0.0.0-20221116044647-bc3834ca7abd // indirect
 )
diff --git a/mockkubeapiserver/go.sum b/mockkubeapiserver/go.sum
index 7cc995ac..1cdf5f39 100644
--- a/mockkubeapiserver/go.sum
+++ b/mockkubeapiserver/go.sum
@@ -3,12 +3,21 @@ github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSs
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/emicklei/go-restful/v3 v3.11.0 h1:rAQeMHw1c7zTmncogyy8VvRZwtkmkZ4FxERmMY4rD+g=
+github.com/emicklei/go-restful/v3 v3.11.0/go.mod h1:6n3XBCmQQb25CM2LCACGz8ukIrRry+4bhvbpWn3mrbc=
+github.com/evanphx/json-patch v5.6.0+incompatible h1:jBYDEEiFBPxA0v50tFdvOzQQTCvpL6mnFh5mB2/l16U=
+github.com/evanphx/json-patch v5.6.0+incompatible/go.mod h1:50XU6AFN0ol/bzJsmQLiYLvXMP4fmwYFNcr97nuDLSk=
+github.com/evanphx/json-patch/v5 v5.8.0 h1:lRj6N9Nci7MvzrXuX6HFzU8XjmhPiXPlsKEy1u0KQro=
 github.com/go-logr/logr v1.3.0/go.mod h1:9T104GzyrTigFIr8wt5mBrctHMim0Nb2HLGrmQ40KvY=
 github.com/go-logr/logr v1.4.1 h1:pKouT5E8xu9zeFC39JXRDukb6JFQPXM5p5I91188VAQ=
 github.com/go-logr/logr v1.4.1/go.mod h1:9T104GzyrTigFIr8wt5mBrctHMim0Nb2HLGrmQ40KvY=
+github.com/go-logr/zapr v1.3.0 h1:XGdV8XW8zdwFiwOA2Dryh1gj2KRQyOOoNmBy4EplIcQ=
 github.com/go-openapi/jsonpointer v0.19.6 h1:eCs3fxoIi3Wh6vtgmLTOjdhSpiqphQ+DaPn38N2ZdrE=
+github.com/go-openapi/jsonpointer v0.19.6/go.mod h1:osyAmYz/mB/C3I+WsTTSgw1ONzaLJoLCyoi6/zppojs=
 github.com/go-openapi/jsonreference v0.20.2 h1:3sVjiK66+uXK/6oQ8xgcRKcFgQ5KXa2KvnJRumpMGbE=
+github.com/go-openapi/jsonreference v0.20.2/go.mod h1:Bl1zwGIM8/wsvqjsOQLJ/SH+En5Ap4rVB5KVcIDZG2k=
 github.com/go-openapi/swag v0.22.3 h1:yMBqmnQ0gyZvEb/+KzuWZOXgllrXT4SADYbvDaXHv/g=
+github.com/go-openapi/swag v0.22.3/go.mod h1:UzaqsxGiab7freDnrUUra0MwWfN/q7tE4j+VcZ0yl14=
+github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572 h1:tfuBGBXKqDEevZMzYi5KSi8KkcZtzBcTgAUUtapy0OI=
 github.com/gogo/protobuf v1.3.2 h1:Ov1cvc58UF3b5XjBnZv7+opcTcQFZebYjWzi34vdm4Q=
 github.com/gogo/protobuf v1.3.2/go.mod h1:P1XiOD3dCwIKUDQYPy72D8LYyHL2YPYrpS2s69NZV8Q=
 github.com/golang/protobuf v1.3.1/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
@@ -16,6 +25,7 @@ github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaS
 github.com/golang/protobuf v1.5.3 h1:KhyjKVUg7Usr/dYsdSqoFveMYd5ko72D+zANwlG1mmg=
 github.com/golang/protobuf v1.5.3/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY=
 github.com/google/gnostic-models v0.6.8 h1:yo/ABAfM5IMRsS1VnXjTBvUb61tFIHozhlYvRgGre9I=
+github.com/google/gnostic-models v0.6.8/go.mod h1:5n7qKqH0f5wFt+aWF8CW6pZLLNOfYuF5OpfBSENuI8U=
 github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-cmp v0.5.9/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
 github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
@@ -23,9 +33,13 @@ github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeN
 github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
 github.com/google/gofuzz v1.2.0 h1:xRy4A+RhZaiKjJ1bPfwQ8sedCA+YS2YcCHW6ec7JMi0=
 github.com/google/gofuzz v1.2.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
+github.com/google/pprof v0.0.0-20210720184732-4bb14d4b1be1 h1:K6RDEckDVWvDI9JAJYCmNdQXq6neHJOYx3V6jnqNEec=
 github.com/google/uuid v1.3.0 h1:t6JiXgmwXMjEs8VusXIJk2BXHsn+wx8BZdTaoZ5fu7I=
 github.com/google/uuid v1.3.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
+github.com/imdario/mergo v0.3.15 h1:M8XP7IuFNsqUx6VPK2P9OSmsYsI/YFaGil0uD21V3dM=
+github.com/imdario/mergo v0.3.15/go.mod h1:WBLT9ZmE3lPoWsEzCh9LPo3TiwVN+ZKEjmz+hD27ysY=
 github.com/josharian/intern v1.0.0 h1:vlS4z54oSdjm0bgjRigI+G1HpF+tI+9rE5LLzOg8HmY=
+github.com/josharian/intern v1.0.0/go.mod h1:5DoeVV0s6jJacbCEi61lwdGj/aVlrQvzHFFd8Hwg//Y=
 github.com/json-iterator/go v1.1.12 h1:PV8peI4a0ysnczrg+LtxykD8LfKY9ML6u2jnxaEnrnM=
 github.com/json-iterator/go v1.1.12/go.mod h1:e30LSqwooZae/UwlEbR2852Gd8hjQvJoHmT4TnhNGBo=
 github.com/kisielk/errcheck v1.5.0/go.mod h1:pFxgyoBC7bSaBwPgfKdkLd5X25qrDl4LWUI2bnpBCr8=
@@ -37,22 +51,34 @@ github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
 github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
 github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
 github.com/mailru/easyjson v0.7.7 h1:UGYAvKxe3sBsEDzO8ZeWOSlIQfWFlxbzLZe7hwFURr0=
+github.com/mailru/easyjson v0.7.7/go.mod h1:xzfreul335JAWq5oZzymOObrkdz5UnU4kGfJJLY9Nlc=
 github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
 github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd h1:TRLaZ9cD/w8PVh93nsPXa1VrQ6jlwL5oN8l14QlcNfg=
 github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
 github.com/modern-go/reflect2 v1.0.2 h1:xBagoLtFs94CBntxluKeaWgTMpvLxC4ur3nMaC9Gz0M=
 github.com/modern-go/reflect2 v1.0.2/go.mod h1:yWuevngMOJpCy52FWWMvUC8ws7m/LJsjYzDa0/r8luk=
 github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 h1:C3w9PqII01/Oq1c1nUAm88MOHcQC9l5mIlSMApZMrHA=
+github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822/go.mod h1:+n7T8mK8HuQTcFwEeznm/DIxMOiR9yIdICNftLE1DvQ=
+github.com/onsi/ginkgo/v2 v2.14.0 h1:vSmGj2Z5YPb9JwCWT6z6ihcUvDhuXLc3sJiqd3jMKAY=
+github.com/onsi/gomega v1.30.0 h1:hvMK7xYz4D3HapigLTeGdId/NcfQx1VHMJc60ew99+8=
+github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/rogpeppe/go-internal v1.10.0 h1:TMyTOH3F/DB16zRVcYyreMH6GnZZrwQVAoYjRBZyWFQ=
 github.com/spf13/pflag v1.0.5 h1:iy+VFUOCP1a+8yFto/drg2CJ5u0yRoB7fZw3DKv/JXA=
 github.com/spf13/pflag v1.0.5/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
+github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw=
+github.com/stretchr/objx v0.5.0/go.mod h1:Yh+to48EsGEfYuaHDzXPcE3xhTkx73EhmCGUpEOglKo=
 github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
+github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
+github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
+github.com/stretchr/testify v1.8.1/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
 github.com/stretchr/testify v1.8.4 h1:CcVxjf3Q8PM0mHUKJCdn+eZZtm5yQwehR5yeSVQQcUk=
 github.com/yuin/goldmark v1.1.27/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 github.com/yuin/goldmark v1.2.1/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
+go.uber.org/multierr v1.11.0 h1:blXXJkSxSSfBVBlC76pxqeO+LN3aDfLQo+309xJstO0=
+go.uber.org/zap v1.26.0 h1:sI7k6L95XOKS281NhVKOFCUNIvv9e0w4BF8N3u+tCRo=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
@@ -88,6 +114,7 @@ golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGm
 golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
 golang.org/x/tools v0.0.0-20200619180055-7c47624df98f/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
 golang.org/x/tools v0.0.0-20210106214847-113979e3529a/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA=
+golang.org/x/tools v0.16.1 h1:TLyB3WofjdOEepBHAU20JdNC1Zbg87elYofWYAY5oZA=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
@@ -106,9 +133,13 @@ gopkg.in/inf.v0 v0.9.1/go.mod h1:cWUDdTG/fYaXco+Dcufb5Vnc6Gp2YChqWtbxRZE0mXw=
 gopkg.in/yaml.v2 v2.2.8/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY=
 gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
+gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+k8s.io/api v0.26.2/go.mod h1:1kjMQsFE+QHPfskEcVNgL3+Hp88B80uj0QtSOlj8itU=
 k8s.io/api v0.29.1 h1:DAjwWX/9YT7NQD4INu49ROJuZAAAP/Ijki48GUPzxqw=
+k8s.io/api v0.29.1/go.mod h1:7Kl10vBRUXhnQQI8YR/R327zXC8eJ7887/+Ybta+RoQ=
+k8s.io/apiextensions-apiserver v0.29.0 h1:0VuspFG7Hj+SxyF/Z/2T0uFbI5gb5LRgEyUVE3Q4lV0=
 k8s.io/apimachinery v0.26.2 h1:da1u3D5wfR5u2RpLhE/ZtZS2P7QvDgLZTi9wrNZl/tQ=
 k8s.io/apimachinery v0.26.2/go.mod h1:ats7nN1LExKHvJ9TmwootT00Yz05MuYqPXEXaVeOy5I=
 k8s.io/apimachinery v0.29.1 h1:KY4/E6km/wLBguvCZv8cKTeOwwOBqFNjwJIdMkMbbRc=
@@ -119,8 +150,11 @@ k8s.io/client-go v0.29.1 h1:19B/+2NGEwnFLzt0uB5kNJnfTsbV8w6TgQRz9l7ti7A=
 k8s.io/klog/v2 v2.110.1 h1:U/Af64HJf7FcwMcXyKm2RPM22WZzyR7OSpYj5tg3cL0=
 k8s.io/klog/v2 v2.110.1/go.mod h1:YGtd1984u+GgbuZ7e08/yBuAfKLSO0+uR1Fhi6ExXjo=
 k8s.io/kube-openapi v0.0.0-20231010175941-2dd684a91f00 h1:aVUu9fTY98ivBPKR9Y5w/AuzbMm96cd3YHRTU83I780=
+k8s.io/kube-openapi v0.0.0-20231010175941-2dd684a91f00/go.mod h1:AsvuZPBlUDVuCdzJ87iajxtXuR9oktsTctW/R9wwouA=
 k8s.io/utils v0.0.0-20230726121419-3b25d923346b h1:sgn3ZU783SCgtaSJjpcVVlRqd6GSnlTLKgpAAttJvpI=
 k8s.io/utils v0.0.0-20230726121419-3b25d923346b/go.mod h1:OLgZIPagt7ERELqWJFomSt595RzquPNLL48iOWgYOg0=
+sigs.k8s.io/controller-runtime v0.14.6/go.mod h1:WqIdsAY6JBsjfc/CqO0CORmNtoCtE4S6qbPc9s68h+0=
+sigs.k8s.io/controller-runtime v0.17.2 h1:FwHwD1CTUemg0pW2otk7/U5/i5m2ymzvOXdbeGOUvw0=
 sigs.k8s.io/json v0.0.0-20221116044647-bc3834ca7abd h1:EDPBXCAspyGV4jQlpZSudPeMmr1bNJefnuqLsRAsHZo=
 sigs.k8s.io/json v0.0.0-20221116044647-bc3834ca7abd/go.mod h1:B8JuhiUyNFVKdsE8h686QcCxMaH6HrOAZj4vswFpcB0=
 sigs.k8s.io/structured-merge-diff/v4 v4.4.1 h1:150L+0vs/8DA78h1u02ooW1/fFq/Lwr+sGiqlzvrtq4=
diff --git a/mockkubeapiserver/tests/kubeapiserver_test.go b/mockkubeapiserver/tests/kubeapiserver_test.go
index f6cb855c..a49934cc 100644
--- a/mockkubeapiserver/tests/kubeapiserver_test.go
+++ b/mockkubeapiserver/tests/kubeapiserver_test.go
@@ -10,11 +10,10 @@ import (
 	"k8s.io/client-go/dynamic"
 	"k8s.io/client-go/rest"
 	"k8s.io/klog/v2"
+	"sigs.k8s.io/controller-runtime/pkg/client/apiutil"
+	"sigs.k8s.io/kubebuilder-declarative-pattern/ktest/httprecorder"
+	"sigs.k8s.io/kubebuilder-declarative-pattern/ktest/testharness"
 	"sigs.k8s.io/kubebuilder-declarative-pattern/mockkubeapiserver"
-	"sigs.k8s.io/kubebuilder-declarative-pattern/pkg/patterns/declarative/pkg/manifest"
-	"sigs.k8s.io/kubebuilder-declarative-pattern/pkg/restmapper"
-	"sigs.k8s.io/kubebuilder-declarative-pattern/pkg/test/httprecorder"
-	"sigs.k8s.io/kubebuilder-declarative-pattern/pkg/test/testharness"
 )
 
 func TestGoldenTests(t *testing.T) {
@@ -47,27 +46,28 @@ func TestGoldenTests(t *testing.T) {
 			WrapTransport: wrapTransport,
 		}
 
-		httpClient := &http.Client{
-			Transport: wrapTransport(http.DefaultTransport),
+		httpClient, err := rest.HTTPClientFor(restConfig)
+		if err != nil {
+			t.Fatalf("error from rest.HTTPClientFor: %v", err)
 		}
 
 		p := filepath.Join(testdir, "manifest.yaml")
 		manifestYAML := string(h.MustReadFile(p))
-		objects, err := manifest.ParseObjects(ctx, manifestYAML)
+		objects, err := testharness.ParseObjects(ctx, manifestYAML)
 		if err != nil {
 			t.Errorf("error parsing manifest %q: %v", p, err)
 		}
 
-		restMapper, err := restmapper.NewForTest(restConfig)
+		restMapper, err := apiutil.NewDynamicRESTMapper(restConfig, httpClient)
 		if err != nil {
-			t.Fatalf("error from controllerrestmapper.NewForTest: %v", err)
+			t.Fatalf("error from apiutil.NewDynamicRESTMapper: %v", err)
 		}
 
 		dynamicClient, err := dynamic.NewForConfigAndClient(restConfig, httpClient)
 		if err != nil {
 			t.Fatalf("building dynamic client: %v", err)
 		}
-		for _, obj := range objects.GetItems() {
+		for _, obj := range objects {
 			gvk := obj.GroupVersionKind()
 			restMapping, err := restMapper.RESTMapping(gvk.GroupKind(), gvk.Version)
 			if err != nil {
@@ -78,7 +78,7 @@ func TestGoldenTests(t *testing.T) {
 			applyOptions.FieldManager = "test"
 			resource := dynamicClient.Resource(restMapping.Resource).Namespace(obj.GetNamespace())
 
-			if _, err := resource.Apply(ctx, obj.GetName(), obj.UnstructuredObject(), applyOptions); err != nil {
+			if _, err := resource.Apply(ctx, obj.GetName(), obj, applyOptions); err != nil {
 				t.Fatalf("error applying resource %v: %v", gvk, err)
 			}
 		}
diff --git a/pkg/patterns/declarative/pkg/applier/applylib_test.go b/pkg/patterns/declarative/pkg/applier/applylib_test.go
index 838afa15..07e5863e 100644
--- a/pkg/patterns/declarative/pkg/applier/applylib_test.go
+++ b/pkg/patterns/declarative/pkg/applier/applylib_test.go
@@ -17,11 +17,11 @@ import (
 	"k8s.io/klog/v2"
 	"sigs.k8s.io/controller-runtime/pkg/client/fake"
 	"sigs.k8s.io/kubebuilder-declarative-pattern/applylib/applyset"
+	"sigs.k8s.io/kubebuilder-declarative-pattern/ktest/httprecorder"
+	"sigs.k8s.io/kubebuilder-declarative-pattern/ktest/testharness"
 	"sigs.k8s.io/kubebuilder-declarative-pattern/mockkubeapiserver"
 	"sigs.k8s.io/kubebuilder-declarative-pattern/pkg/patterns/declarative/pkg/manifest"
 	"sigs.k8s.io/kubebuilder-declarative-pattern/pkg/restmapper"
-	"sigs.k8s.io/kubebuilder-declarative-pattern/pkg/test/httprecorder"
-	"sigs.k8s.io/kubebuilder-declarative-pattern/pkg/test/testharness"
 )
 
 func fakeParent() runtime.Object {
diff --git a/pkg/test/testreconciler/simpletest/controller_test.go b/pkg/test/testreconciler/simpletest/controller_test.go
index 30e11f9a..10ec7523 100644
--- a/pkg/test/testreconciler/simpletest/controller_test.go
+++ b/pkg/test/testreconciler/simpletest/controller_test.go
@@ -15,13 +15,13 @@ import (
 	ctrl "sigs.k8s.io/controller-runtime"
 
 	"sigs.k8s.io/kubebuilder-declarative-pattern/commonclient"
+	"sigs.k8s.io/kubebuilder-declarative-pattern/ktest/httprecorder"
+	"sigs.k8s.io/kubebuilder-declarative-pattern/ktest/testharness"
 	"sigs.k8s.io/kubebuilder-declarative-pattern/mockkubeapiserver"
 	"sigs.k8s.io/kubebuilder-declarative-pattern/pkg/patterns/addon/pkg/loaders"
 	"sigs.k8s.io/kubebuilder-declarative-pattern/pkg/patterns/declarative"
 	"sigs.k8s.io/kubebuilder-declarative-pattern/pkg/patterns/declarative/pkg/applier"
 	"sigs.k8s.io/kubebuilder-declarative-pattern/pkg/restmapper"
-	"sigs.k8s.io/kubebuilder-declarative-pattern/pkg/test/httprecorder"
-	"sigs.k8s.io/kubebuilder-declarative-pattern/pkg/test/testharness"
 
 	api "sigs.k8s.io/kubebuilder-declarative-pattern/pkg/test/testreconciler/simpletest/v1alpha1"
 )
@@ -125,7 +125,7 @@ func testSimpleReconciler(h *testharness.Harness, testdir string, applier applie
 	requestLog.RemoveUserAgent()
 	requestLog.SortGETs()
 	// Workaround for non-determinism in https://github.com/kubernetes/kubernetes/blob/79a62d62350fb600f97d1f6309c3274515b3587a/staging/src/k8s.io/client-go/tools/cache/reflector.go#L301
-	requestLog.RegexReplaceURL("&timeoutSeconds=.*&", "&timeoutSeconds=<replaced>&")
+	requestLog.RegexReplaceURL(h.T, "&timeoutSeconds=.*&", "&timeoutSeconds=<replaced>&")
 	h.Logf("replacing real timestamp in request and response to a fake value")
 	requestLog.ReplaceTimestamp()
 
diff --git a/pkg/test/testreconciler/simpletest/with_kubectl_test.go b/pkg/test/testreconciler/simpletest/with_kubectl_test.go
index 1537cb1b..b17eaf14 100644
--- a/pkg/test/testreconciler/simpletest/with_kubectl_test.go
+++ b/pkg/test/testreconciler/simpletest/with_kubectl_test.go
@@ -6,9 +6,9 @@ package simpletest
 import (
 	"testing"
 
+	"sigs.k8s.io/kubebuilder-declarative-pattern/ktest/testharness"
 	"sigs.k8s.io/kubebuilder-declarative-pattern/pkg/patterns/addon/pkg/status"
 	"sigs.k8s.io/kubebuilder-declarative-pattern/pkg/patterns/declarative/pkg/applier"
-	"sigs.k8s.io/kubebuilder-declarative-pattern/pkg/test/testharness"
 )
 
 func TestDirectSimpleReconciler(t *testing.T) {
diff --git a/pkg/test/testreconciler/simpletest/without_kubectl_test.go b/pkg/test/testreconciler/simpletest/without_kubectl_test.go
index 24caaaff..b9d9c00b 100644
--- a/pkg/test/testreconciler/simpletest/without_kubectl_test.go
+++ b/pkg/test/testreconciler/simpletest/without_kubectl_test.go
@@ -4,9 +4,9 @@ import (
 	"testing"
 
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"sigs.k8s.io/kubebuilder-declarative-pattern/ktest/testharness"
 	"sigs.k8s.io/kubebuilder-declarative-pattern/pkg/patterns/addon/pkg/status"
 	"sigs.k8s.io/kubebuilder-declarative-pattern/pkg/patterns/declarative/pkg/applier"
-	"sigs.k8s.io/kubebuilder-declarative-pattern/pkg/test/testharness"
 )
 
 func TestSSASimpleReconciler(t *testing.T) {