add test

yurishkuro · yurishkuro · commit 08e2e54ff757 · 2021-01-13T16:45:18.000-05:00
Signed-off-by: Yuri Shkuro &lt;github@ysh.us&gt;
diff --git a/cmd/agent/app/reporter/connect_metrics_test.go b/cmd/agent/app/reporter/connect_metrics_test.go
@@ -53,4 +53,8 @@ func TestConnectMetrics(t *testing.T) {
 
 	cm.RecordTarget("collector-host")
 	assert.Equal(t, `"collector-host"`, expvar.Get("gRPCTarget").String())
+
+	// since expvars are singletons, the second constructor should grab the same var
+	cm2 := NewConnectMetrics(mf)
+	assert.Same(t, cm.target, cm2.target)
 }

Original file line number	Diff line number	Diff line change
`@@ -53,4 +53,8 @@ func TestConnectMetrics(t *testing.T) {`
`53`	`53`
`54`	`54`	`cm.RecordTarget("collector-host")`
`55`	`55`	assert.Equal(t, `"collector-host"`, expvar.Get("gRPCTarget").String())
	`56`	`+`
	`57`	`+ // since expvars are singletons, the second constructor should grab the same var`
	`58`	`+ cm2 := NewConnectMetrics(mf)`
	`59`	`+ assert.Same(t, cm.target, cm2.target)`
`56`	`60`	`}`