Implement tests.

Makefile

@@ -11,7 +11,10 @@ display-all-java-steps:
 	find src/test/java/com/algorand/algosdk -name "*.java" | xargs grep "io.cucumber.java.en" 2>/dev/null | grep -v Binary | cut -d: -f1 | sort | uniq | xargs grep -E "@(Given|Then|When)"
 
 harness:
-	./test-harness.sh
+	./test-harness.sh up
+
+harness-down:
+	./test-harness.sh down
 
 docker-javasdk-build:
 	# Build SDK testing environment

src/test/java/com/algorand/algosdk/unit/AlgodPaths.java

@@ -98,4 +98,9 @@ public void getLightBlockHeaderProof(Long round) {
     public void getStateProof(Long round) {
         ps.q = algodClient.GetStateProof(round);
     }
+
+    @When("we make a Lookup Block Hash call against round {long}")
+    public void getBlockHash(Long round) {
+        ps.q = algodClient.GetBlockHash(round);
+    }
 }

src/test/java/com/algorand/algosdk/unit/IndexerPaths.java

@@ -333,4 +333,13 @@ public void searchForApplications(String string) {
         ps.q = q;
     }
 
+
+    @When("we make a Lookup Block call against round {long} and header {string}")
+    public void anyBlockLookupCall(Long round, String headerOnly) {
+        LookupBlock q = this.indexerClient.lookupBlock(round);
+        headerOnly = headerOnly.toLowerCase();
+        if (headerOnly.contentEquals("true")) q.headerOnly(true);
+        if (headerOnly.contentEquals("false")) q.headerOnly(false);
+        ps.q = q;
+    }
 }

src/test/java/com/algorand/algosdk/unit/ResponsesShared.java

@@ -191,6 +191,9 @@ public void we_make_any_call_to(String client, String endpoint) throws Exception
                         Response<StateProof> r = algod.GetStateProof(1234L).execute();
                         response = r;
                         break;
+                    case "GetBlockHash":
+                        response = algod.GetBlockHash(1234L).execute();
+                        break;
                     default:
                         Assertions.fail("Unsupported algod endpoint: " + endpoint);
                 }

src/test/unit.tags

@@ -1,13 +1,15 @@
 @unit.abijson
 @unit.abijson.byname
 @unit.algod
+@unit.algod.blockhash
 @unit.algod.ledger_refactoring
 @unit.applications
 @unit.atomic_transaction_composer
 @unit.dryrun
 @unit.dryrun.trace.application
 @unit.feetest
 @unit.indexer
+@unit.indexer.blocks
 @unit.indexer.ledger_refactoring
 @unit.indexer.logs
 @unit.indexer.rekey
@@ -19,6 +21,8 @@
 @unit.responses.messagepack
 @unit.responses.messagepack.231
 @unit.responses.unlimited_assets
+@unit.responses.blockhash
+@unit.responses.block.headeronly
 @unit.sourcemap
 @unit.stateproof.paths
 @unit.stateproof.responses

test-harness.sh

@@ -1,6 +1,47 @@
 #!/usr/bin/env bash
 set -euo pipefail
 
+# test-harness.sh setup/start cucumber test environment.
+#
+# Configuration is managed with environment variables, the ones you
+# are most likely to reconfigured are stored in '.test-env'.
+#
+# Variables:
+#   SDK_TESTING_URL     - URL to algorand-sdk-testing, useful for forks.
+#   SDK_TESTING_BRANCH  - branch to checkout, useful for new tests.
+#   SDK_TESTING_HARNESS - in case you want to change the clone directory?
+#   VERBOSE_HARNESS     - more output while the script runs.
+#   INSTALL_ONLY        - installs feature files only, useful for unit tests.
+#
+#   WARNING: If set to 1, new features will be LOST when downloading the test harness.
+#   REGARDLESS: modified features are ALWAYS overwritten.
+#   REMOVE_LOCAL_FEATURES - cleanup cucumber feature files?
+#
+#   WARNING: Be careful when turning on the next variable.
+#   In that case you'll need to provide all variables expected by `algorand-sdk-testing`'s `.env`
+#   OVERWRITE_TESTING_ENVIRONMENT=0
+
+SHUTDOWN=0
+if [ $# -ne 0 ]; then
+  if [ $# -ne 1 ]; then
+    echo "this script accepts a single argument, which must be 'up' or 'down'."
+    exit 1
+  fi
+
+  case $1 in
+    'up')
+      ;; # default.
+    'down')
+      SHUTDOWN=1
+      ;;
+    *)
+      echo "unknown parameter '$1'."
+      echo "this script accepts a single argument, which must be 'up' or 'down'."
+      exit 1
+      ;;
+  esac
+fi
+
 START=$(date "+%s")
 
 THIS=$(basename "$0")
@@ -23,10 +64,19 @@ if [ -d "$SDK_TESTING_HARNESS" ]; then
   ./scripts/down.sh
   popd
   rm -rf "$SDK_TESTING_HARNESS"
+  if [[ $SHUTDOWN == 1 ]]; then
+    echo "network shutdown complete."
+    exit 0
+  fi
 else
   echo "$THIS: directory $SDK_TESTING_HARNESS does not exist - NOOP"
 fi
 
+if [[ $SHUTDOWN == 1 ]]; then
+  echo "unable to shutdown network."
+  exit 1
+fi
+
 git clone --depth 1 --single-branch --branch "$SDK_TESTING_BRANCH" "$SDK_TESTING_URL" "$SDK_TESTING_HARNESS"
 
 
@@ -63,6 +113,11 @@ if [[ $VERBOSE_HARNESS == 1 ]]; then
 fi
 echo "$THIS: seconds it took to get to end of cloning and copying: $(($(date "+%s") - START))s"
 
+if [[ $INSTALL_ONLY == 1 ]]; then
+  echo "$THIS: configured to install feature files only. Not starting test harness environment."
+  exit 0
+fi
+
 ## Start test harness environment
 pushd "$SDK_TESTING_HARNESS"