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131 lines
4.2 KiB
Rust
131 lines
4.2 KiB
Rust
use serde::{Deserialize, Serialize};
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use crate::common::{Capabilities, SemVer};
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/// Represents version information.
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#[derive(Clone, Debug, PartialEq, Eq, Serialize, Deserialize)]
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pub struct Version {
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/// General version of server (arbitrary format)
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pub server_version: String,
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/// Protocol version
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pub protocol_version: SemVer,
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/// Capabilities of the server
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pub capabilities: Capabilities,
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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use crate::common::Capability;
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#[test]
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fn should_be_able_to_serialize_to_json() {
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let version = Version {
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server_version: String::from("some version"),
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protocol_version: (1, 2, 3),
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capabilities: [Capability {
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kind: String::from("some kind"),
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description: String::from("some description"),
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}]
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.into_iter()
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.collect(),
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};
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let value = serde_json::to_value(version).unwrap();
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assert_eq!(
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value,
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serde_json::json!({
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"server_version": "some version",
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"protocol_version": [1, 2, 3],
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"capabilities": [{
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"kind": "some kind",
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"description": "some description",
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}]
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})
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);
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}
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#[test]
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fn should_be_able_to_deserialize_from_json() {
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let value = serde_json::json!({
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"server_version": "some version",
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"protocol_version": [1, 2, 3],
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"capabilities": [{
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"kind": "some kind",
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"description": "some description",
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}]
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});
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let version: Version = serde_json::from_value(value).unwrap();
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assert_eq!(
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version,
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Version {
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server_version: String::from("some version"),
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protocol_version: (1, 2, 3),
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capabilities: [Capability {
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kind: String::from("some kind"),
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description: String::from("some description"),
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}]
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.into_iter()
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.collect(),
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}
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);
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}
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#[test]
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fn should_be_able_to_serialize_to_msgpack() {
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let version = Version {
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server_version: String::from("some version"),
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protocol_version: (1, 2, 3),
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capabilities: [Capability {
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kind: String::from("some kind"),
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description: String::from("some description"),
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}]
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.into_iter()
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.collect(),
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};
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// NOTE: We don't actually check the output here because it's an implementation detail
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// and could change as we change how serialization is done. This is merely to verify
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// that we can serialize since there are times when serde fails to serialize at
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// runtime.
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let _ = rmp_serde::encode::to_vec_named(&version).unwrap();
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}
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#[test]
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fn should_be_able_to_deserialize_from_msgpack() {
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// NOTE: It may seem odd that we are serializing just to deserialize, but this is to
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// verify that we are not corrupting or causing issues when serializing on a
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// client/server and then trying to deserialize on the other side. This has happened
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// enough times with minor changes that we need tests to verify.
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let buf = rmp_serde::encode::to_vec_named(&Version {
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server_version: String::from("some version"),
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protocol_version: (1, 2, 3),
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capabilities: [Capability {
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kind: String::from("some kind"),
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description: String::from("some description"),
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}]
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.into_iter()
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.collect(),
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})
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.unwrap();
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let version: Version = rmp_serde::decode::from_slice(&buf).unwrap();
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assert_eq!(
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version,
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Version {
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server_version: String::from("some version"),
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protocol_version: (1, 2, 3),
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capabilities: [Capability {
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kind: String::from("some kind"),
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description: String::from("some description"),
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}]
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.into_iter()
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.collect(),
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}
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);
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}
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}
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