Refactor how net/data/verify_certificate_chain_unittest/*

net/data/verify_certificate_chain_unittest/target-and-intermediate/generate-chains.py

Index: net/data/verify_certificate_chain_unittest/target-and-intermediate/generate-chains.py
diff --git a/net/data/verify_certificate_chain_unittest/generate-target-and-intermediate.py b/net/data/verify_certificate_chain_unittest/target-and-intermediate/generate-chains.py
similarity index 67%
rename from net/data/verify_certificate_chain_unittest/generate-target-and-intermediate.py
rename to net/data/verify_certificate_chain_unittest/target-and-intermediate/generate-chains.py
index 0132b2b19cd67f9dd456a4be63a9a8827261198c..d118a7cd8f67a16b64f1f3b136eda75812ee2ec1 100755
--- a/net/data/verify_certificate_chain_unittest/generate-target-and-intermediate.py
+++ b/net/data/verify_certificate_chain_unittest/target-and-intermediate/generate-chains.py
@@ -6,6 +6,9 @@
 """Certificate chain with 1 intermediate and a trusted root. Verification is
 expected to succeed."""
 
+import sys
+sys.path += ['..']
+
 import common
 
 # Self-signed root certificate (used as trust anchor).
@@ -17,12 +20,5 @@ intermediate = common.create_intermediate_certificate('Intermediate', root)
 # Target certificate.
 target = common.create_end_entity_certificate('Target', intermediate)
 
-chain = [target, intermediate]
-trusted = common.TrustAnchor(root, constrained=False)
-time = common.DEFAULT_TIME
-key_purpose = common.DEFAULT_KEY_PURPOSE
-verify_result = True
-errors = None
-
-common.write_test_file(__doc__, chain, trusted, time, key_purpose,
-                       verify_result, errors)
+chain = [target, intermediate, root]
+common.write_chain(__doc__, chain, 'chain.pem')