Cut more ties to k8sdeps

Add tests for all the plugins.

plugin/someteam.example.com/v1/printworkdir/PrintWorkDir_test.go

@@ -0,0 +1,41 @@
+// Copyright 2019 The Kubernetes Authors.
+// SPDX-License-Identifier: Apache-2.0
+
+package main_test
+
+import (
+	"strings"
+	"testing"
+
+	"sigs.k8s.io/kustomize/pkg/kusttest"
+	"sigs.k8s.io/kustomize/plugin"
+)
+
+func shouldContain(t *testing.T, s []byte, x string) {
+	if !strings.Contains(string(s), x) {
+		t.Fatalf("unable to find %s", x)
+	}
+}
+
+func TestPrintWorkDirPlugin(t *testing.T) {
+	tc := plugin.NewEnvForTest(t).Set()
+	defer tc.Reset()
+
+	tc.BuildExecPlugin(
+		"someteam.example.com", "v1", "PrintWorkDir")
+
+	th := kusttest_test.NewKustTestPluginHarness(t, "/theAppRoot")
+
+	m := th.LoadAndRunGenerator(`
+apiVersion: someteam.example.com/v1
+kind: PrintWorkDir
+metadata:
+  name: whatever
+`)
+	a, err := m.EncodeAsYaml()
+	if err != nil {
+		t.Error(err)
+	}
+	shouldContain(t, a, "path: /theAppRoot")
+	shouldContain(t, a, "sigs.k8s.io/kustomize/plugin/someteam.example.com/v1/printworkdir")
+}