Adds test for addClaim function.

tests/test_erc735.py

@@ -0,0 +1,45 @@
+import pytest
+
+from ethereum import utils
+from ethereum.tools import tester
+
+from tests.setup_transaction_tests import assert_tx_failed, get_log
+
+
+@pytest.fixture
+def identiy_tester():
+    tester.s = tester.Chain()
+    from viper import compiler
+    tester.languages['viper'] = compiler.Compiler()
+    contract_code = open('contracts/erc725.v.py').read()
+    tester.c = tester.s.contract(
+        contract_code,
+        language='viper',
+        args=[]
+    )
+    return tester
+
+
+def sign(_hash, key):
+    v, r, s = utils.ecsign(_hash, key)
+    return utils.encode_int32(r) + utils.encode_int32(s) + utils.encode_int(v)
+
+
+def test_initial_state(identiy_tester):
+    c = tester.c
+    assert c.getKeysByType(1)[0] == '0x' + tester.a0.hex()
+
+
+def test_addClaim(identiy_tester):
+    c = tester.c
+    issuer, k1 = tester.a1, tester.k1
+    data = b"hasbeans"
+    uri = b"http://www.google.com"
+    claimType = 1
+
+    claim_data = utils.encode_int32(utils.decode_int256(c.address)) + utils.encode_int32(claimType) + data
+    claim_hash = utils.sha3(claim_data)
+    signature = sign(claim_hash, k1)
+
+    claimId = c.addClaim(claimType, issuer, 1, signature, data, uri, sender=k1)
+    assert claimId == utils.sha3(claim_hash + utils.encode_int32(tester.s.head_state.timestamp))