Add tests for run command and generate.

pkg/kubectl/generate_test.go

@@ -0,0 +1,114 @@
+/*
+Copyright 2014 Google Inc. All rights reserved.
+
+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 kubectl
+
+import (
+	"reflect"
+	"testing"
+
+	"github.com/spf13/cobra"
+)
+
+func TestValidateParams(t *testing.T) {
+	tests := []struct {
+		paramSpec []GeneratorParam
+		params    map[string]string
+		valid     bool
+	}{
+		{
+			paramSpec: []GeneratorParam{},
+			params:    map[string]string{},
+			valid:     true,
+		},
+		{
+			paramSpec: []GeneratorParam{
+				{Name: "foo"},
+			},
+			params: map[string]string{},
+			valid:  true,
+		},
+		{
+			paramSpec: []GeneratorParam{
+				{Name: "foo", Required: true},
+			},
+			params: map[string]string{
+				"foo": "bar",
+			},
+			valid: true,
+		},
+		{
+			paramSpec: []GeneratorParam{
+				{Name: "foo", Required: true},
+			},
+			params: map[string]string{
+				"baz": "blah",
+				"foo": "bar",
+			},
+			valid: true,
+		},
+		{
+			paramSpec: []GeneratorParam{
+				{Name: "foo", Required: true},
+				{Name: "baz", Required: true},
+			},
+			params: map[string]string{
+				"baz": "blah",
+				"foo": "bar",
+			},
+			valid: true,
+		},
+		{
+			paramSpec: []GeneratorParam{
+				{Name: "foo", Required: true},
+				{Name: "baz", Required: true},
+			},
+			params: map[string]string{
+				"foo": "bar",
+			},
+			valid: false,
+		},
+	}
+	for _, test := range tests {
+		err := ValidateParams(test.paramSpec, test.params)
+		if test.valid && err != nil {
+			t.Errorf("unexpected error: %v", err)
+		}
+		if !test.valid && err == nil {
+			t.Errorf("unexpected non-error")
+		}
+	}
+}
+
+func TestMakeParams(t *testing.T) {
+	cmd := &cobra.Command{}
+	cmd.Flags().String("foo", "bar", "")
+	cmd.Flags().String("baz", "", "")
+	cmd.Flags().Set("baz", "blah")
+
+	paramSpec := []GeneratorParam{
+		{Name: "foo", Required: true},
+		{Name: "baz", Required: true},
+	}
+	expected := map[string]string{
+		"foo": "bar",
+		"baz": "blah",
+	}
+	params := MakeParams(cmd, paramSpec)
+	if !reflect.DeepEqual(params, expected) {
+		t.Errorf("\nexpected:\n%v\nsaw:\n%v", expected, params)
+	}
+}