v0.2.12-pre.005

crates/ksp-app-solprices-desk/unit_tests/market_price_runtime.rs

@@ -1,5 +1,5 @@
 // file: crates/ksp-app-solprices-desk/unit_tests/market_price_runtime.rs
-// version: 1
+// version: 2
 
 fn descriptor() -> std::option::Option<ksp_offchain_transport_lib::MarketPriceProviderDescriptor> {
     let provider_id = ksp_offchain_transport_lib::MarketPriceProviderId::new("test-provider");
@@ -138,3 +138,95 @@ fn observation_projection_keeps_exact_decimal_and_distinct_timestamps() {
     assert!(row.loading);
     assert!(row.refreshed);
 }
+
+#[tokio::test]
+async fn disabled_refresh_clears_loading_without_inventing_observation() -> ksp_core_lib::Result<()> {
+    let settings = match ksp_offchain_transport_lib::MarketPriceCoinPaprikaSettings::new(false) {
+        std::result::Result::Ok(value) => value,
+        std::result::Result::Err(error) => return std::result::Result::Err(error),
+    };
+    let service =
+        match ksp_offchain_transport_lib::MarketPriceService::new(std::vec![ksp_offchain_transport_lib::MarketPriceProviderSetup::CoinPaprika(settings),]) {
+            std::result::Result::Ok(value) => value,
+            std::result::Result::Err(error) => return std::result::Result::Err(error),
+        };
+    let provider_id = match ksp_offchain_transport_lib::MarketPriceProviderId::new("coinpaprika") {
+        std::result::Result::Ok(value) => value,
+        std::result::Result::Err(error) => return std::result::Result::Err(error),
+    };
+    let mut entries = std::collections::BTreeMap::new();
+    entries.insert(provider_id.as_str().to_owned(), super::MarketPricePresentationEntry { loading: true, observation: std::option::Option::None });
+    let mut presentation = super::MarketPricePresentationState { entries };
+    let outcome = match service.refresh(&provider_id).await {
+        std::result::Result::Ok(value) => value,
+        std::result::Result::Err(error) => return std::result::Result::Err(error),
+    };
+    assert!(!outcome.refreshed());
+    let applied = super::apply_outcome_to_state(&mut presentation, &outcome);
+    if let std::result::Result::Err(error) = applied {
+        return std::result::Result::Err(error);
+    }
+    let entry = presentation.entries.get(provider_id.as_str());
+    assert!(entry.is_some());
+    if let std::option::Option::Some(entry) = entry {
+        assert!(!entry.loading);
+        assert!(entry.observation.is_none());
+    }
+    return std::result::Result::Ok(());
+}
+
+#[tokio::test]
+async fn non_refresh_outcome_preserves_last_successful_observation() -> ksp_core_lib::Result<()> {
+    let settings = match ksp_offchain_transport_lib::MarketPriceCoinPaprikaSettings::new(false) {
+        std::result::Result::Ok(value) => value,
+        std::result::Result::Err(error) => return std::result::Result::Err(error),
+    };
+    let service =
+        match ksp_offchain_transport_lib::MarketPriceService::new(std::vec![ksp_offchain_transport_lib::MarketPriceProviderSetup::CoinPaprika(settings),]) {
+            std::result::Result::Ok(value) => value,
+            std::result::Result::Err(error) => return std::result::Result::Err(error),
+        };
+    let provider_id = match ksp_offchain_transport_lib::MarketPriceProviderId::new("coinpaprika") {
+        std::result::Result::Ok(value) => value,
+        std::result::Result::Err(error) => return std::result::Result::Err(error),
+    };
+    let price = match ksp_offchain_transport_lib::MarketPriceDecimal::parse("101.2500") {
+        std::result::Result::Ok(value) => value,
+        std::result::Result::Err(error) => return std::result::Result::Err(error),
+    };
+    let provenance = match ksp_offchain_transport_lib::MarketPriceProvenance::new("unit-test") {
+        std::result::Result::Ok(value) => value,
+        std::result::Result::Err(error) => return std::result::Result::Err(error),
+    };
+    let observation = match ksp_offchain_transport_lib::MarketPriceObservation::new(
+        provider_id.clone(),
+        price,
+        ksp_offchain_transport_lib::MarketPriceSemantics::AggregatedMarket,
+        ksp_offchain_transport_lib::MarketPriceTimestamp::from_unix_millis(10),
+        ksp_offchain_transport_lib::MarketPriceTimestamp::from_unix_millis(30),
+        std::option::Option::Some(ksp_offchain_transport_lib::MarketPriceTimestamp::from_unix_millis(20)),
+        provenance,
+    ) {
+        std::result::Result::Ok(value) => value,
+        std::result::Result::Err(error) => return std::result::Result::Err(error),
+    };
+    let mut entries = std::collections::BTreeMap::new();
+    entries.insert(provider_id.as_str().to_owned(), super::MarketPricePresentationEntry { loading: true, observation: std::option::Option::Some(observation) });
+    let mut presentation = super::MarketPricePresentationState { entries };
+    let outcome = match service.refresh(&provider_id).await {
+        std::result::Result::Ok(value) => value,
+        std::result::Result::Err(error) => return std::result::Result::Err(error),
+    };
+    assert!(!outcome.refreshed());
+    let applied = super::apply_outcome_to_state(&mut presentation, &outcome);
+    if let std::result::Result::Err(error) = applied {
+        return std::result::Result::Err(error);
+    }
+    let entry = presentation.entries.get(provider_id.as_str());
+    assert!(entry.is_some());
+    if let std::option::Option::Some(entry) = entry {
+        assert!(!entry.loading);
+        assert_eq!(entry.observation.as_ref().map(|value| return value.price().to_canonical_string()).as_deref(), std::option::Option::Some("101.25"));
+    }
+    return std::result::Result::Ok(());
+}