Add first version of node-problem-detector

pkg/kernelmonitor/kernel_monitor_test.go

@@ -0,0 +1,88 @@
+/*
+Copyright 2016 The Kubernetes Authors 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 kernelmonitor
+
+import (
+	"reflect"
+	"testing"
+	"time"
+
+	kerntypes "k8s.io/node-problem-detector/pkg/kernelmonitor/types"
+	"k8s.io/node-problem-detector/pkg/types"
+)
+
+func TestGenerateStatus(t *testing.T) {
+	uptime := time.Unix(1000, 0)
+	initCondition := defaultCondition()
+	logs := []*kerntypes.KernelLog{
+		{
+			Timestamp: 100000,
+			Message:   "test message 1",
+		},
+		{
+			Timestamp: 200000,
+			Message:   "test message 2",
+		},
+	}
+	for c, test := range []struct {
+		rule     kerntypes.Rule
+		expected types.Status
+	}{
+		// Do not need Pattern because we don't do pattern match in this test
+		{
+			rule: kerntypes.Rule{
+				Type:   kerntypes.Perm,
+				Reason: "test reason",
+			},
+			expected: types.Status{
+				Source: KernelMonitorSource,
+				Condition: types.Condition{
+					Type:       KernelDeadlockCondition,
+					Status:     true,
+					Transition: time.Unix(1000, 100000*1000),
+					Reason:     "test reason",
+					Message:    "test message 1\ntest message 2",
+				},
+			},
+		},
+		{
+			rule: kerntypes.Rule{
+				Type:   kerntypes.Temp,
+				Reason: "test reason",
+			},
+			expected: types.Status{
+				Source: KernelMonitorSource,
+				Event: &types.Event{
+					Severity:  types.Warn,
+					Timestamp: time.Unix(1000, 100000*1000),
+					Reason:    "test reason",
+					Message:   "test message 1\ntest message 2",
+				},
+				Condition: initCondition,
+			},
+		},
+	} {
+		k := &kernelMonitor{
+			condition: initCondition,
+			uptime:    uptime,
+		}
+		got := k.generateStatus(logs, test.rule)
+		if !reflect.DeepEqual(&test.expected, got) {
+			t.Errorf("case %d: expected status %+v, got %+v", c+1, test.expected, got)
+		}
+	}
+}