Remove GenericController and add tests

pkg/nginx/metric/collector/status_test.go

@@ -1,72 +0,0 @@
-/*
-Copyright 2015 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 collector
-
-import (
-	"testing"
-
-	"github.com/kylelemons/godebug/pretty"
-)
-
-func TestParseStatus(t *testing.T) {
-	tests := []struct {
-		in  string
-		out *basicStatus
-	}{
-		{`Active connections: 43
-server accepts handled requests
- 7368 7368 10993
-Reading: 0 Writing: 5 Waiting: 38`,
-			&basicStatus{43, 7368, 7368, 10993, 0, 5, 38},
-		},
-		{`Active connections: 0
-server accepts handled requests
- 1 7 0
-Reading: A Writing: B Waiting: 38`,
-			&basicStatus{0, 1, 7, 0, 0, 0, 38},
-		},
-	}
-
-	for _, test := range tests {
-		r := parse(test.in)
-		if diff := pretty.Compare(r, test.out); diff != "" {
-			t.Logf("%v", diff)
-			t.Fatalf("expected %v but returned  %v", test.out, r)
-		}
-	}
-}
-
-func TestToint(t *testing.T) {
-	tests := []struct {
-		in  []string
-		pos int
-		exp int
-	}{
-		{[]string{}, 0, 0},
-		{[]string{}, 1, 0},
-		{[]string{"A"}, 0, 0},
-		{[]string{"1"}, 0, 1},
-		{[]string{"a", "2"}, 1, 2},
-	}
-
-	for _, test := range tests {
-		v := toInt(test.in, test.pos)
-		if v != test.exp {
-			t.Fatalf("expected %v but returned  %v", test.exp, v)
-		}
-	}
-}