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JannisJannis
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test: add tests for subgraph client fallback logic
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‎common/src/subgraph_client/client.rs

Lines changed: 218 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -134,6 +134,8 @@ impl SubgraphClient {
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#[cfg(test)]
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mod test {
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use std::str::FromStr;
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use serde_json::json;
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use wiremock::matchers::{method, path};
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use wiremock::{Mock, MockServer, ResponseTemplate};
@@ -197,4 +199,220 @@ mod test {
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assert!(result.data.is_some());
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}
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#[tokio::test]
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async fn test_uses_local_deployment_if_healthy_and_synced() {
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let deployment =
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DeploymentId::from_str("QmAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA").unwrap();
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let mock_server_local = MockServer::start().await;
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mock_server_local
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.register(
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Mock::given(method("POST"))
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.and(path("/status"))
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.respond_with(ResponseTemplate::new(200).set_body_json(json!({
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"data": {
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"indexingStatuses": [
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{
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"synced": true,
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"health": "healthy"
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}
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]
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}
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}))),
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)
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.await;
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mock_server_local
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.register(
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Mock::given(method("POST"))
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.and(path(&format!("/subgraphs/id/{}", deployment)))
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.respond_with(ResponseTemplate::new(200).set_body_json(json!({
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"data": {
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"user": {
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"name": "local"
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}
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}
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}))),
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)
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.await;
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let mock_server_remote = MockServer::start().await;
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mock_server_remote
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.register(
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Mock::given(method("POST"))
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.and(path(&format!("/subgraphs/id/{}", deployment)))
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.respond_with(ResponseTemplate::new(200).set_body_json(json!({
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"data": {
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"user": {
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"name": "remote"
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}
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}
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}))),
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)
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.await;
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// Create the subgraph client
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let client = SubgraphClient::new(
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Some(DeploymentDetails::for_graph_node(&mock_server_local.uri(), deployment).unwrap()),
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DeploymentDetails::for_query_url(&format!(
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"{}/subgraphs/id/{}",
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mock_server_remote.uri(),
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deployment
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))
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.unwrap(),
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)
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.unwrap();
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// Query the subgraph
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let response: Response<Value> = client
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.query(&json!({ "query": "{ user(id: 1} { name } }"}))
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.await
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.unwrap();
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assert_eq!(response.data, Some(json!({ "user": { "name": "local" } })));
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}
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#[tokio::test]
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async fn test_uses_query_url_if_local_deployment_is_unhealthy() {
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let deployment =
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DeploymentId::from_str("QmAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA").unwrap();
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let mock_server_local = MockServer::start().await;
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mock_server_local
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.register(
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Mock::given(method("POST"))
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.and(path("/status"))
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.respond_with(ResponseTemplate::new(200).set_body_json(json!({
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"data": {
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"indexingStatuses": [
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{
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"synced": true,
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"health": "unhealthy"
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}
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]
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}
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}))),
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)
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.await;
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mock_server_local
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.register(
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Mock::given(method("POST"))
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.and(path(&format!("/subgraphs/id/{}", deployment)))
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.respond_with(ResponseTemplate::new(200).set_body_json(json!({
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"data": {
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"user": {
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"name": "local"
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}
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}
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}))),
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)
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.await;
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let mock_server_remote = MockServer::start().await;
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mock_server_remote
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.register(
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Mock::given(method("POST"))
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.and(path(&format!("/subgraphs/id/{}", deployment)))
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.respond_with(ResponseTemplate::new(200).set_body_json(json!({
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"data": {
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"user": {
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"name": "remote"
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}
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}
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}))),
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)
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.await;
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// Create the subgraph client
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let client = SubgraphClient::new(
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Some(DeploymentDetails::for_graph_node(&mock_server_local.uri(), deployment).unwrap()),
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DeploymentDetails::for_query_url(&format!(
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"{}/subgraphs/id/{}",
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mock_server_remote.uri(),
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deployment
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))
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.unwrap(),
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)
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.unwrap();
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// Query the subgraph
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let response: Response<Value> = client
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.query(&json!({ "query": "{ user(id: 1} { name } }"}))
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.await
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.unwrap();
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assert_eq!(response.data, Some(json!({ "user": { "name": "remote" } })));
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}
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#[tokio::test]
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async fn test_uses_query_url_if_local_deployment_is_not_synced() {
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let deployment =
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DeploymentId::from_str("QmAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA").unwrap();
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let mock_server_local = MockServer::start().await;
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mock_server_local
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.register(
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Mock::given(method("POST"))
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.and(path("/status"))
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.respond_with(ResponseTemplate::new(200).set_body_json(json!({
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"data": {
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"indexingStatuses": [
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{
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"synced": false,
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"health": "healthy"
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}
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]
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}
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}))),
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)
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.await;
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mock_server_local
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.register(
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Mock::given(method("POST"))
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.and(path(&format!("/subgraphs/id/{}", deployment)))
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.respond_with(ResponseTemplate::new(200).set_body_json(json!({
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"data": {
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"user": {
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"name": "local"
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}
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}
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}))),
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)
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.await;
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let mock_server_remote = MockServer::start().await;
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mock_server_remote
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.register(
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Mock::given(method("POST"))
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.and(path(&format!("/subgraphs/id/{}", deployment)))
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.respond_with(ResponseTemplate::new(200).set_body_json(json!({
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"data": {
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"user": {
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"name": "remote"
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}
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}
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}))),
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)
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.await;
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// Create the subgraph client
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let client = SubgraphClient::new(
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Some(DeploymentDetails::for_graph_node(&mock_server_local.uri(), deployment).unwrap()),
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DeploymentDetails::for_query_url(&format!(
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"{}/subgraphs/id/{}",
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mock_server_remote.uri(),
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deployment
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))
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.unwrap(),
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)
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.unwrap();
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// Query the subgraph
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let response: Response<Value> = client
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.query(&json!({ "query": "{ user(id: 1} { name } }"}))
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.await
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.unwrap();
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assert_eq!(response.data, Some(json!({ "user": { "name": "remote" } })));
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}
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}

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