[test] #149, #241: `silkaj` not found, call "poetry run bin/silkaj" in the test to access Silkaj

tests/test_end_to_end.py

 from subprocess import check_output
 
+silkaj = ["poetry", "run", "bin/silkaj"]
+
 
 def test_info():
     """tests 'silkaj info' returns a number of members"""
 
-    output = check_output(["silkaj", "info"])
+    output = check_output(silkaj + ["info"])
     assert "Number of members" in output.decode()
 
 
 def test_wot():
     """tests 'silkaj wot' returns a number of members"""
 
-    output = check_output(["silkaj", "wot", "moul"]).decode()
+    output = check_output(silkaj + ["wot", "moul"]).decode()
     assert "moul (GfKER…) from block #0-E3B0C44298FC1…" in output
     assert "received_expire" in output
     assert "received" in output
@@ -22,7 +24,7 @@ def test_wot():
 def test_id():
     """tests 'silkaj id' certification on gtest"""
 
-    output = check_output(["silkaj", "--gtest", "id", "elois"]).decode()
+    output = check_output(silkaj + ["--gtest", "id", "elois"]).decode()
     assert "D7CYHJXjaH4j7zRdWngUbsURPnSnjsCYtvo6f8dvW3C" in output
 
 
@@ -30,7 +32,7 @@ def test_amount():
     """tests 'silkaj amount' command on gtest"""
 
     output = check_output(
-        ["silkaj", "--gtest", "balance", "3dnbnYY9i2bHMQUGyFp5GVvJ2wBkVpus31cDJA5cfRpj"]
+        silkaj + ["--gtest", "balance", "3dnbnYY9i2bHMQUGyFp5GVvJ2wBkVpus31cDJA5cfRpj"]
     ).decode()
     assert "Total amount of: 3dnbnYY9i2bHMQUGyFp5GVvJ2wBkVpus31cDJA5cfRpj" in output
     assert "Total Relative     =" in output