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import unittest
import pytest
from azure.cosmos._vector_session_token import VectorSessionToken
from azure.cosmos.exceptions import CosmosHttpResponseError
pytestmark = pytest.mark.cosmosEmulator
@pytest.mark.usefixtures("teardown")
class SessionTokenUnitTest(unittest.TestCase):
"""Test to ensure escaping of non-ascii characters from partition key"""
def test_validate_successful_session_token_parsing(self):
#valid session token
session_token = "1#100#1=20#2=5#3=30"
self.assertEqual(VectorSessionToken.create(session_token).convert_to_string(), "1#100#1=20#2=5#3=30")
def test_validate_session_token_parsing_with_invalid_version(self):
session_token = "foo#100#1=20#2=5#3=30"
self.assertIsNone(VectorSessionToken.create(session_token))
def test_validate_session_token_parsing_with_invalid_global_lsn(self):
session_token = "1#foo#1=20#2=5#3=30"
self.assertIsNone(VectorSessionToken.create(session_token))
def test_validate_session_token_parsing_with_invalid_region_progress(self):
session_token = "1#100#1=20#2=x#3=30"
self.assertIsNone(VectorSessionToken.create(session_token))
def test_validate_session_token_parsing_with_invalid_format(self):
session_token = "1;100#1=20#2=40"
self.assertIsNone(VectorSessionToken.create(session_token))
def test_validate_session_token_parsing_from_empty_string(self):
session_token = ""
self.assertIsNone(VectorSessionToken.create(session_token))
def test_validate_session_token_comparison(self):
#valid session token
session_token1 = VectorSessionToken.create("1#100#1=20#2=5#3=30")
session_token2 = VectorSessionToken.create("2#105#4=10#2=5#3=30")
self.assertIsNotNone(session_token1)
self.assertIsNotNone(session_token2)
self.assertFalse(session_token1.equals(session_token2))
self.assertFalse(session_token2.equals(session_token1))
session_token_merged = VectorSessionToken.create("2#105#2=5#3=30#4=10")
self.assertIsNotNone(session_token_merged)
self.assertTrue(session_token1.merge(session_token2).equals(session_token_merged))
session_token1 = VectorSessionToken.create("1#100#1=20#2=5#3=30")
session_token2 = VectorSessionToken.create("1#100#1=10#2=8#3=30")
self.assertIsNotNone(session_token1)
self.assertIsNotNone(session_token2)
self.assertFalse(session_token1.equals(session_token2))
self.assertFalse(session_token2.equals(session_token1))
session_token_merged = VectorSessionToken.create("1#100#1=20#2=8#3=30")
self.assertIsNotNone(session_token_merged)
self.assertTrue(session_token_merged.equals(session_token1.merge(session_token2)))
session_token1 = VectorSessionToken.create("1#100#1=20#2=5#3=30")
session_token2 = VectorSessionToken.create("1#102#1=100#2=8#3=30")
self.assertIsNotNone(session_token1)
self.assertIsNotNone(session_token1)
self.assertFalse(session_token1.equals(session_token2))
self.assertFalse(session_token2.equals(session_token1))
session_token_merged = VectorSessionToken.create("1#102#2=8#3=30#1=100")
self.assertIsNotNone(session_token_merged)
self.assertTrue(session_token_merged.equals(session_token1.merge(session_token2)))
session_token1 = VectorSessionToken.create("1#101#1=20#2=5#3=30")
session_token2 = VectorSessionToken.create("1#100#1=20#2=5#3=30#4=40")
self.assertIsNotNone(session_token1)
self.assertIsNotNone(session_token2)
try:
session_token1.merge(session_token2)
self.fail("Region progress can not be different when version is same")
except CosmosHttpResponseError as e:
self.assertEqual(str(e), "Status code: 500\nCompared session tokens '1#101#1=20#2=5#3=30' and '1#100#1=20#2=5#3=30#4=40' have unexpected regions.")
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