added tests for pytest runner

python/testData/testRunner/env/pytest/test1.py

@@ -0,0 +1,9 @@
+class TestPyTest:
+    def testOne(self):
+        assert 4 == 2*2
+
+    def testTwo(self):
+        assert True
+
+def testThree():
+    assert 4 == 2*2

python/testData/testRunner/env/pytest/test2.py

@@ -0,0 +1,16 @@
+class TestPyTest:
+    def testOne(self):
+        assert 5 == 2*2
+
+    def testTwo(self):
+        assert True
+
+def testThree():
+    assert 4 == 2*2
+
+def test_evens():
+    for i in range(0, 5):
+        yield check_even, i, i*3
+
+def check_even(n, nn):
+    assert n % 2 == 0 or nn % 2 == 0