a.tolmachev
102 lines
3.3 KiB
Rust
102 lines
3.3 KiB
Rust
use serde::{Deserialize, Serialize};
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use crate::streaming::{ExecutionMode, TransportBehavior};
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#[derive(Clone, Copy, Debug, PartialEq, Eq, Serialize, Deserialize)]
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#[serde(rename_all = "snake_case")]
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pub enum Protocol {
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Rest,
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Graphql,
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Grpc,
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Websocket,
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}
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#[derive(Clone, Copy, Debug, PartialEq, Eq, Serialize, Deserialize)]
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#[serde(rename_all = "UPPERCASE")]
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pub enum HttpMethod {
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Get,
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Post,
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Put,
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Patch,
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Delete,
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}
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#[derive(Clone, Copy, Debug, PartialEq, Eq, Serialize, Deserialize)]
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#[serde(rename_all = "snake_case")]
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pub enum GraphqlOperationType {
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Query,
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Mutation,
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}
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#[derive(Clone, Copy, Debug, PartialEq, Eq, Serialize, Deserialize)]
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#[serde(rename_all = "snake_case")]
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pub enum AuthKind {
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Bearer,
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Basic,
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ApiKeyHeader,
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ApiKeyQuery,
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}
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#[derive(Clone, Copy, Debug, PartialEq, Eq, Serialize, Deserialize)]
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#[serde(rename_all = "snake_case")]
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pub enum ExportMode {
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Portable,
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Bundle,
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}
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impl Protocol {
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pub fn supports_execution_mode(self, mode: ExecutionMode) -> bool {
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match self {
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Self::Rest => true,
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Self::Graphql => matches!(mode, ExecutionMode::Unary),
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Self::Grpc => true,
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Self::Websocket => !matches!(mode, ExecutionMode::Unary),
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}
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}
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pub fn supports_transport_behavior(self, behavior: TransportBehavior) -> bool {
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match self {
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Self::Rest => true,
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Self::Graphql => matches!(behavior, TransportBehavior::RequestResponse),
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Self::Grpc => !matches!(behavior, TransportBehavior::DeferredResult),
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Self::Websocket => !matches!(behavior, TransportBehavior::RequestResponse),
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}
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}
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}
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#[cfg(test)]
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mod tests {
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use super::Protocol;
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use crate::streaming::{ExecutionMode, TransportBehavior};
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#[test]
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fn graphql_support_matrix_is_restricted() {
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assert!(Protocol::Graphql.supports_execution_mode(ExecutionMode::Unary));
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assert!(!Protocol::Graphql.supports_execution_mode(ExecutionMode::Window));
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assert!(!Protocol::Graphql.supports_execution_mode(ExecutionMode::Session));
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assert!(!Protocol::Graphql.supports_transport_behavior(TransportBehavior::ServerStream));
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}
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#[test]
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fn grpc_supports_session_but_not_deferred_result() {
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assert!(Protocol::Grpc.supports_execution_mode(ExecutionMode::Session));
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assert!(!Protocol::Grpc.supports_transport_behavior(TransportBehavior::DeferredResult));
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}
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#[test]
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fn websocket_requires_streaming_modes() {
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assert!(!Protocol::Websocket.supports_execution_mode(ExecutionMode::Unary));
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assert!(Protocol::Websocket.supports_execution_mode(ExecutionMode::Window));
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assert!(Protocol::Websocket.supports_execution_mode(ExecutionMode::Session));
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assert!(Protocol::Websocket.supports_execution_mode(ExecutionMode::AsyncJob));
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assert!(
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!Protocol::Websocket.supports_transport_behavior(TransportBehavior::RequestResponse)
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);
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assert!(Protocol::Websocket.supports_transport_behavior(TransportBehavior::ServerStream));
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assert!(
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Protocol::Websocket.supports_transport_behavior(TransportBehavior::StatefulSession)
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);
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assert!(Protocol::Websocket.supports_transport_behavior(TransportBehavior::DeferredResult));
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}
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}
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