Use nose to run tests on travis in parallel

.travis.yml

@@ -9,5 +9,4 @@ before_install:
 script:
   - ls
   - pwd
-  - docker run -v $PWD:/repo lorenzb/proveth bash -c "cp -r /repo /repo2  && cd /repo2/ && python3.6 -m pip install -r requirements.txt && python3.6 onchain/test/test_ProvethVerifier.py"
-
+  - docker run -v $PWD:/repo lorenzb/proveth bash -c "cp -r /repo /repo2  && cd /repo2/ && python3.6 -m pip install -r requirements.txt nose && python3.6 -m nose --verbose --processes=4 --process-timeout=360 --testmatch='^test_' onchain/test/test_ProvethVerifier.py"

onchain/test/test_ProvethVerifier.py

@@ -17,6 +17,10 @@
 import proveth
 
 class TestVerifier(unittest.TestCase):
+    # Allow nose testrunner to run the various tests in this file in parallel
+    # This is ignored by the regular unittest module
+    _multiprocess_can_split_ = True
+
     def null_address(self):
         return '0x' + '0' * 40
 
@@ -254,19 +258,17 @@ def help_test_entire_block(self, path_to_jsonrpc_response):
             if i > 0 and i % 100 == 0:
                 self.chain.mine()
 
+    def test_mainnet_block_1(self):
+        self.help_test_entire_block('resources/0x0b963d785005ee2d25cb078daba5dd5cae1b376707ac53533d8ad638f9cb9659.json')
 
-    def test_mainnet_blocks(self):
-        blocks = [
-            '0x0b963d785005ee2d25cb078daba5dd5cae1b376707ac53533d8ad638f9cb9659.json',
-            '0x23d2df699671ac564b382f5b046e0cf533ebc44ab8e36426cef9d60486c3a220.json',
-            '0x2471ea6da13bb9926a988580fae95056ef1610291d3628aca0ef7f91456c9ef4.json',
-            '0x829bb7e1211b1f6f85b9944c2ba1a1614a7d7dedebe9e6bd530ca93dae126a16.json',
-        ]
-        for block in blocks:
-            with self.subTest(block=block):
-                print(block)
-                self.help_test_entire_block(os.path.join('resources', block))
+    def test_mainnet_block_2(self):
+        self.help_test_entire_block('resources/0x23d2df699671ac564b382f5b046e0cf533ebc44ab8e36426cef9d60486c3a220.json')
+
+    def test_mainnet_block_3(self):
+        self.help_test_entire_block('resources/0x2471ea6da13bb9926a988580fae95056ef1610291d3628aca0ef7f91456c9ef4.json')
 
+    def test_mainnet_block_4(self):
+        self.help_test_entire_block('resources/0x829bb7e1211b1f6f85b9944c2ba1a1614a7d7dedebe9e6bd530ca93dae126a16.json')
 
     def test_single_short_transaction(self):
         self.help_test_entire_block('resources/block_with_single_short_transaction.json')