本文整理汇总了Golang中github.com/hudl/fargo.Instance.DataCenterInfo方法的典型用法代码示例。如果您正苦于以下问题:Golang Instance.DataCenterInfo方法的具体用法?Golang Instance.DataCenterInfo怎么用?Golang Instance.DataCenterInfo使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类github.com/hudl/fargo.Instance
的用法示例。
在下文中一共展示了Instance.DataCenterInfo方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Golang代码示例。
示例1: TestInstanceID
func TestInstanceID(t *testing.T) {
i := fargo.Instance{
HostName: "i-6543",
Port: 9090,
App: "TESTAPP",
IPAddr: "127.0.0.10",
VipAddress: "127.0.0.10",
SecureVipAddress: "127.0.0.10",
Status: fargo.UP,
}
Convey("Given an instance with DataCenterInfo.Name set to Amazon", t, func() {
i.DataCenterInfo = fargo.DataCenterInfo{Name: fargo.Amazon}
Convey("When UniqueID function has NOT been set", func() {
i.UniqueID = nil
Convey("And InstanceID has been set in AmazonMetadata", func() {
i.DataCenterInfo.Metadata.InstanceID = "EXPECTED-ID"
Convey("Id() should return the provided InstanceID", func() {
So(i.Id(), ShouldEqual, "EXPECTED-ID")
})
})
Convey("And InstanceID has NOT been set in AmazonMetadata", func() {
i.DataCenterInfo.Metadata.InstanceID = ""
Convey("Id() should return an empty string", func() {
So(i.Id(), ShouldEqual, "")
})
})
})
Convey("When UniqueID function has been set", func() {
i.UniqueID = func(i fargo.Instance) string {
return fmt.Sprintf("%s:%d", i.App, 123)
}
Convey("And InstanceID has been set in AmazonMetadata", func() {
i.DataCenterInfo.Metadata.InstanceID = "UNEXPECTED"
Convey("Id() should return the ID that is provided by UniqueID", func() {
So(i.Id(), ShouldEqual, "TESTAPP:123")
})
})
Convey("And InstanceID has not been set in AmazonMetadata", func() {
i.DataCenterInfo.Metadata.InstanceID = ""
Convey("Id() should return the ID that is provided by UniqueID", func() {
So(i.Id(), ShouldEqual, "TESTAPP:123")
})
})
})
})
Convey("Given an instance with DataCenterInfo.Name set to MyOwn", t, func() {
i.DataCenterInfo = fargo.DataCenterInfo{Name: fargo.MyOwn}
Convey("When UniqueID function has NOT been set", func() {
i.UniqueID = nil
Convey("Id() should return the host name", func() {
So(i.Id(), ShouldEqual, "i-6543")
})
})
Convey("When UniqueID function has been set", func() {
i.Metadata.Raw = []byte(`{"instanceId": "unique-id"}`)
i.UniqueID = func(i fargo.Instance) string {
if id, err := i.Metadata.GetString("instanceId"); err == nil {
return fmt.Sprintf("%s:%s", i.HostName, id)
}
return i.HostName
}
Convey("Id() should return the ID that is provided by UniqueID", func() {
So(i.Id(), ShouldEqual, "i-6543:unique-id")
})
})
})
}