Rln-relay/contract dependencies (#349)

* adds the script to detect os

* comments out the os detection code

* detects os

* adds ganache installation and termination

* updates the contract test

* adds rln-relay test to the waku v2 tests

* updates test_web3 comment

Makefile

@@ -105,9 +105,27 @@ example2: | build deps
 	echo -e $(BUILD_MSG) "build/$@" && \
 		$(ENV_SCRIPT) nim example2 $(NIM_PARAMS) waku.nims
 
-test2: | build deps
+# detecting the os
+ifeq ($(OS),Windows_NT) # is Windows_NT on XP, 2000, 7, Vista, 10...
+ detected_OS := Windows
+else ifeq ($(strip $(shell uname)),Darwin)
+ detected_OS := macOS
+else
+ # e.g. Linux
+ detected_OS := $(strip $(shell uname))
+endif
+
+installganache: 
+	npm install ganache-cli; npx ganache-cli -p	8540	-g	0	-l	3000000000000&
+
+
+test2: | build deps installganache
 	echo -e $(BUILD_MSG) "build/$@" && \
 		$(ENV_SCRIPT) nim test2 $(NIM_PARAMS) waku.nims
+	# the following command (pkill -f ganache-cli) attempts to kill ganache-cli process on macos  
+	# if we do not kill the process then it would hang there and causes issue in GitHub Actions macos job (the job never finsihes)
+	(([[ $(detected_OS) = macOS ]] && \
+		pkill -f ganache-cli) || true)
 
 scripts2: | build deps wakunode2
 	echo -e $(BUILD_MSG) "build/$@" && \

tests/all_tests_v2.nim

@@ -11,5 +11,5 @@ import
   ./v2/test_message_store,
   ./v2/test_jsonrpc_waku,
   ./v2/test_peer_manager,
-  ./v2/test_web3 # will remove it when rln-relay tests get added
-  # TODO ./v2/test_waku_rln_relay
+  ./v2/test_web3, # TODO  remove it when rln-relay tests get finalized
+  ./v2/test_waku_rln_relay