Complete GetSlotContractTest

client/src/integration-test/java/com/lmax/solana4j/client/jsonrpc/GetAccountInfoContractTest.java

@@ -10,7 +10,6 @@
 
 import static org.assertj.core.api.Assertions.assertThat;
 
-// https://solana.com/docs/rpc/http/getaccountinfo
 class GetAccountInfoContractTest extends SolanaClientIntegrationTestBase
 {
     @Test

client/src/integration-test/java/com/lmax/solana4j/client/jsonrpc/GetBalanceContractTest.java

@@ -5,7 +5,6 @@
 
 import static org.assertj.core.api.Assertions.assertThat;
 
-// https://solana.com/docs/rpc/http/getbalance
 class GetBalanceContractTest extends SolanaClientIntegrationTestBase
 {
     @Test

client/src/integration-test/java/com/lmax/solana4j/client/jsonrpc/GetBlockHeightContractTest.java

@@ -4,7 +4,6 @@
 
 import static org.assertj.core.api.Assertions.assertThat;
 
-// https://solana.com/docs/rpc/http/getblockheight
 class GetBlockHeightContractTest extends SolanaClientIntegrationTestBase
 {
     @Test

client/src/integration-test/java/com/lmax/solana4j/client/jsonrpc/GetLatestBlockhashContractTest.java

@@ -4,7 +4,6 @@
 
 import static org.assertj.core.api.Assertions.assertThat;
 
-// https://solana.com/docs/rpc/http/getlatestblockhash
 class GetLatestBlockhashContractTest extends SolanaClientIntegrationTestBase
 {
     @Test

client/src/integration-test/java/com/lmax/solana4j/client/jsonrpc/GetMinimumBalanceForRentExemptionContractTest.java

@@ -5,7 +5,6 @@
 
 import static org.assertj.core.api.Assertions.assertThat;
 
-// https://solana.com/docs/rpc/http/getminimumbalanceforrentexemption
 class GetMinimumBalanceForRentExemptionContractTest extends SolanaClientIntegrationTestBase
 {
     @Test

client/src/integration-test/java/com/lmax/solana4j/client/jsonrpc/GetSlotContractTest.java

@@ -1,5 +1,6 @@
 package com.lmax.solana4j.client.jsonrpc;
 
+import com.lmax.solana4j.client.api.SolanaClientOptionalParams;
 import org.junit.jupiter.api.Test;
 
 import static org.assertj.core.api.Assertions.assertThat;
@@ -8,13 +9,21 @@
 class GetSlotContractTest extends SolanaClientIntegrationTestBase
 {
     @Test
-    void shouldGetSlot() throws SolanaJsonRpcClientException
+    void shouldGetSlotDefaultOptionalParams() throws SolanaJsonRpcClientException
     {
-//        {
-//            "jsonrpc" : "2.0",
-//                "result" : 369,
-//                "id" : 4
-//        }
         assertThat(api.getSlot().getResponse()).isGreaterThan(0L);
     }
+
+    @Test
+    void shouldReturnErrorForMinContextSlotNotReached() throws SolanaJsonRpcClientException
+    {
+        final SolanaClientOptionalParams optionalParams = new SolanaJsonRpcClientOptionalParams();
+        optionalParams.addParam("minContextSlot", 10000000000L);
+
+        final var response = api.getSlot(optionalParams);
+
+        assertThat(response.isSuccess()).isFalse();
+        assertThat(response.getError().getErrorCode()).isEqualTo(-32016L);
+        assertThat(response.getError().getErrorMessage()).isEqualTo("Minimum context slot has not been reached");
+    }
 }

client/src/integration-test/java/com/lmax/solana4j/client/jsonrpc/GetTokenAccountBalanceContractTest.java

@@ -5,7 +5,6 @@
 
 import static org.assertj.core.api.Assertions.assertThat;
 
-// https://solana.com/docs/rpc/http/gettokenaccountbalance
 class GetTokenAccountBalanceContractTest extends SolanaClientIntegrationTestBase
 {
     @Test

client/src/integration-test/java/com/lmax/solana4j/client/jsonrpc/RequestAirdropContractTest.java

@@ -8,7 +8,6 @@
 
 import static org.assertj.core.api.Assertions.assertThat;
 
-// https://solana.com/docs/rpc/http/requestairdrop
 class RequestAirdropContractTest extends SolanaClientIntegrationTestBase
 {
     @Test

client/src/integration-test/java/com/lmax/solana4j/client/jsonrpc/SendTransactionContractTest.java

@@ -5,7 +5,6 @@
 
 import static org.assertj.core.api.Assertions.fail;
 
-// https://solana.com/docs/rpc/http/sendtransaction
 class SendTransactionContractTest extends SolanaClientIntegrationTestBase
 {
     @Test

client/src/main/java/com/lmax/solana4j/client/jsonrpc/RpcWrapperDTO.java

@@ -3,6 +3,8 @@
 import com.fasterxml.jackson.annotation.JsonCreator;
 import com.fasterxml.jackson.annotation.JsonProperty;
 
+import java.util.Map;
+
 final class RpcWrapperDTO<T>
 {
     private final String jsonrpc;
@@ -58,12 +60,17 @@ public static class Error
     {
         private final long code;
         private final String message;
+        private final Map<String, Object> data;
 
         @JsonCreator
-        Error(final @JsonProperty("code") long code, final @JsonProperty("message") String message)
+        Error(
+                final @JsonProperty("code") long code,
+                final @JsonProperty("message") String message,
+                final @JsonProperty("data") Map<String, Object> data)
         {
             this.code = code;
             this.message = message;
+            this.data = data;
         }
 
         public long getCode()
@@ -82,6 +89,7 @@ public String toString()
             return "Error{" +
                     "code=" + code +
                     ", message='" + message + '\'' +
+                    ", data=" + data +
                     '}';
         }
     }