Skip to content

test: add CRD roundtrip fuzz tests #122

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
nexus49 wants to merge 1 commit into
base: main
Choose a base branch
from
Open

test: add CRD roundtrip fuzz tests #122

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
7 changes: 7 additions & 0 deletions Makefile
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -91,6 +91,13 @@ lint: ## Run golangci-lint linter
lint-fix: ## Run golangci-lint linter and perform fixes
$(GOLANGCI_LINT) run --fix

FUZZTIME ?= 30s

.PHONY: fuzz
fuzz: ## Run fuzz tests with a configurable duration (default 30s per target)
$(GO) test ./api/v1alpha1/ -run=^$$ -fuzz=FuzzHttpBinRoundTrip -fuzztime=$(FUZZTIME) -count=1
$(GO) test ./api/v1alpha1/ -run=^$$ -fuzz=FuzzHttpBinDeploymentRoundTrip -fuzztime=$(FUZZTIME) -count=1

##@ Build

.PHONY: build
Expand Down
43 changes: 43 additions & 0 deletions api/v1alpha1/roundtrip_fuzz_test.go
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -0,0 +1,43 @@
package v1alpha1

import (
"encoding/json"
"testing"

"k8s.io/apimachinery/pkg/api/equality"
)

func FuzzHttpBinRoundTrip(f *testing.F) {
f.Add([]byte(`{"apiVersion":"httpbin.platform-mesh.io/v1alpha1","kind":"HttpBin","metadata":{"name":"test-httpbin","namespace":"default"},"spec":{"region":"eu-west-1"}}`))
f.Add([]byte(`{"spec":{"region":"us-east-1"},"status":{"url":"https://httpbin.example.com","ready":true}}`))
f.Add([]byte(`{}`))
f.Fuzz(func(t *testing.T, data []byte) {
fuzzRoundTrip(t, data, &HttpBin{}, &HttpBin{})
})
}

func FuzzHttpBinDeploymentRoundTrip(f *testing.F) {
f.Add([]byte(`{"apiVersion":"httpbin.platform-mesh.io/v1alpha1","kind":"HttpBinDeployment","metadata":{"name":"test-deployment","namespace":"default"},"spec":{"service":{"name":"httpbin-svc","type":"ClusterIP","port":80},"deployment":{"name":"httpbin","replicas":3}}}`))
f.Add([]byte(`{"spec":{"service":{"type":"LoadBalancer","port":8080,"annotations":{"service.beta.kubernetes.io/aws-load-balancer-type":"nlb"}},"deployment":{"replicas":1,"labels":{"app":"httpbin"},"annotations":{"prometheus.io/scrape":"true"}}},"status":{"readyReplicas":1,"url":"https://httpbin.example.com","isDeploymentReady":true}}`))
f.Add([]byte(`{}`))
f.Fuzz(func(t *testing.T, data []byte) {
fuzzRoundTrip(t, data, &HttpBinDeployment{}, &HttpBinDeployment{})
})
}

func fuzzRoundTrip[T any](t *testing.T, data []byte, obj *T, obj2 *T) {
t.Helper()
if err := json.Unmarshal(data, obj); err != nil {
return
}
roundtripped, err := json.Marshal(obj)
if err != nil {
t.Fatalf("failed to marshal: %v", err)
}
if err := json.Unmarshal(roundtripped, obj2); err != nil {
t.Fatalf("failed to unmarshal roundtripped data: %v", err)
}
if !equality.Semantic.DeepEqual(obj, obj2) {
t.Errorf("roundtrip mismatch for %T", obj)
}
}
6 changes: 0 additions & 6 deletions go.sum
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -836,20 +836,14 @@ gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
honnef.co/go/tools v0.6.1 h1:R094WgE8K4JirYjBaOpz/AvTyUu/3wbmAoskKN/pxTI=
honnef.co/go/tools v0.6.1/go.mod h1:3puzxxljPCe8RGJX7BIy1plGbxEOZni5mR2aXe3/uk4=
k8s.io/api v0.34.2 h1:fsSUNZhV+bnL6Aqrp6O7lMTy6o5x2C4XLjnh//8SLYY=
k8s.io/api v0.34.2/go.mod h1:MMBPaWlED2a8w4RSeanD76f7opUoypY8TFYkSM+3XHw=
k8s.io/api v0.34.6 h1:0ReeOHQfV9SwQ8CMOHkPbM/GscIT3gN2qh463TOEEk4=
k8s.io/api v0.34.6/go.mod h1:u6eOg5ckbO2DUKiyVp7mUMVIA+qZZdW2oyKDhs8nXec=
k8s.io/apiextensions-apiserver v0.34.1 h1:NNPBva8FNAPt1iSVwIE0FsdrVriRXMsaWFMqJbII2CI=
k8s.io/apiextensions-apiserver v0.34.1/go.mod h1:hP9Rld3zF5Ay2Of3BeEpLAToP+l4s5UlxiHfqRaRcMc=
k8s.io/apimachinery v0.34.2 h1:zQ12Uk3eMHPxrsbUJgNF8bTauTVR2WgqJsTmwTE/NW4=
k8s.io/apimachinery v0.34.2/go.mod h1:/GwIlEcWuTX9zKIg2mbw0LRFIsXwrfoVxn+ef0X13lw=
k8s.io/apimachinery v0.34.6 h1:Y/ZNX0Mf1E+CT8clgFzLIkOhkbRLTSHqv6+eJnMJaoQ=
k8s.io/apimachinery v0.34.6/go.mod h1:/GwIlEcWuTX9zKIg2mbw0LRFIsXwrfoVxn+ef0X13lw=
k8s.io/apiserver v0.34.1 h1:U3JBGdgANK3dfFcyknWde1G6X1F4bg7PXuvlqt8lITA=
k8s.io/apiserver v0.34.1/go.mod h1:eOOc9nrVqlBI1AFCvVzsob0OxtPZUCPiUJL45JOTBG0=
k8s.io/client-go v0.34.2 h1:Co6XiknN+uUZqiddlfAjT68184/37PS4QAzYvQvDR8M=
k8s.io/client-go v0.34.2/go.mod h1:2VYDl1XXJsdcAxw7BenFslRQX28Dxz91U9MWKjX97fE=
k8s.io/client-go v0.34.6 h1:8aF4tJiZolSdliT5nhJnBx49Om2ET3Tn3/JKKpJk4gI=
k8s.io/client-go v0.34.6/go.mod h1:ZntANq4HsaiOD0rIhLHTdZT/aLkv4NVyI/glqocESTQ=
k8s.io/code-generator v0.34.1 h1:WpphT26E+j7tEgIUfFr5WfbJrktCGzB3JoJH9149xYc=
Expand Down
Loading