Add a list of known-heavy things, check a few places. (#1860)

apis/depcheck_test.go

@@ -0,0 +1,34 @@
+/*
+Copyright 2020 The Knative 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 apis_test
+
+import (
+	"testing"
+
+	"knative.dev/pkg/depcheck"
+)
+
+func TestNoDeps(t *testing.T) {
+	depcheck.AssertNoDependency(t, map[string][]string{
+		"knative.dev/pkg/apis":                depcheck.KnownHeavyDependencies,
+		"knative.dev/pkg/apis/duck":           depcheck.KnownHeavyDependencies,
+		"knative.dev/pkg/apis/duck/ducktypes": depcheck.KnownHeavyDependencies,
+		"knative.dev/pkg/apis/duck/v1alpha1":  depcheck.KnownHeavyDependencies,
+		"knative.dev/pkg/apis/duck/v1beta1":   depcheck.KnownHeavyDependencies,
+		"knative.dev/pkg/apis/duck/v1":        depcheck.KnownHeavyDependencies,
+	})
+}

depcheck/heavy.go

@@ -0,0 +1,28 @@
+/*
+Copyright 2020 The Knative 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 depcheck
+
+var (
+	KnownHeavyDependencies = []string{
+		"k8s.io/apimachinery/pkg/api/apitesting/fuzzer",
+
+		// As of 2020/10/27 this adds about 13MB to overall binary size.
+		"k8s.io/client-go/kubernetes",
+		// As of 2020/10/27 this adds about 7MB to overall binary size.
+		"contrib.go.opencensus.io/exporter/stackdriver",
+	}
+)

logging/depcheck_test.go

@@ -0,0 +1,29 @@
+/*
+Copyright 2020 The Knative 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 logging_test
+
+import (
+	"testing"
+
+	"knative.dev/pkg/depcheck"
+)
+
+func TestNoDeps(t *testing.T) {
+	depcheck.AssertNoDependency(t, map[string][]string{
+		"knative.dev/pkg/logging": depcheck.KnownHeavyDependencies,
+	})
+}

network/depcheck_test.go

@@ -0,0 +1,31 @@
+/*
+Copyright 2020 The Knative 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 network_test
+
+import (
+	"testing"
+
+	"knative.dev/pkg/depcheck"
+)
+
+func TestNoDeps(t *testing.T) {
+	depcheck.AssertNoDependency(t, map[string][]string{
+		"knative.dev/pkg/network":          depcheck.KnownHeavyDependencies,
+		"knative.dev/pkg/network/handlers": depcheck.KnownHeavyDependencies,
+		"knative.dev/pkg/network/prober":   depcheck.KnownHeavyDependencies,
+	})
+}