integration: test mvcc db size metric is set on restore
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// Copyright 2017 The etcd Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package integration
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import (
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"testing"
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"github.com/coreos/etcd/pkg/testutil"
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)
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// TestMetricDbSize checks that the db size metric is set on boot.
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func TestMetricDbSize(t *testing.T) {
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defer testutil.AfterTest(t)
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clus := NewClusterV3(t, &ClusterConfig{Size: 1})
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defer clus.Terminate(t)
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v, err := clus.Members[0].Metric("etcd_debugging_mvcc_db_total_size_in_bytes")
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if err != nil {
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t.Fatal(err)
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}
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if v == "0" {
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t.Fatalf("expected non-zero, got %q", v)
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}
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}
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