Merge pull request #1126 from ethereum/isolateTests

Add script to extract test cases.

scripts/isolateTests.py

@@ -0,0 +1,24 @@
+#!/usr/bin/python
+#
+# This script reads C++ source files and writes all
+# multi-line strings into individual files.
+# This can be used to extract the Solidity test cases
+# into files for e.g. fuzz testing as
+# scripts/isolateTests.py tests/libsolidity/SolidityEndToEndTest.cpp
+
+import sys
+lines = sys.stdin.read().split('\n')
+inside = False
+tests = []
+for l in lines:
+  if inside:
+    if l.strip().endswith(')";'):
+      inside = False
+    else:
+      tests[-1] += l + '\n'
+  else:
+    if l.strip().endswith('R"('):
+      inside = True
+      tests += ['']
+for i in range(len(tests)):
+  open('test%d.sol' % i, 'w').write(tests[i])