Fix tests and SAML logins (#15)

* Fix tests
* Restore whitespace back
* Keep xmlschema on 2.x
See also getredash#7482 (reply in thread)

Author: wtfiwtz

compose.yaml

@@ -12,7 +12,7 @@ x-redash-service: &redash-service
   env_file:
     - .env
 x-redash-environment: &redash-environment
-  REDASH_HOST: http://localhost:5001
+  REDASH_HOST: http://localhost:5000
   REDASH_LOG_LEVEL: "INFO"
   REDASH_REDIS_URL: "redis://redis:6379/0"
   REDASH_DATABASE_URL: "postgresql://postgres@postgres/postgres"
@@ -31,7 +31,7 @@ services:
       - postgres
       - redis
     ports:
-      - "5001:5000"
+      - "5000:5000"
       - "5678:5678"
     environment:
       <<: *redash-environment

poetry.lock

@@ -57,7 +57,7 @@ pyjwt = "2.4.0"
 pyopenssl = "24.2.1"
 pypd = "1.1.0"
 pysaml2 = "7.3.1"
-pystache = "0.6.0"
+pystache = "0.6.8"
 python-dateutil = "2.8.0"
 python-dotenv = "0.19.2"
 pytz = ">=2019.3"
@@ -84,6 +84,7 @@ user-agents = "2.0"
 werkzeug = "2.3.8"
 wtforms = "2.2.1"
 xlsxwriter = "1.2.2"
+xmlschema = "2.5.1"
 tzlocal = "4.3.1"
 pyodbc = "5.1.0"
 debugpy = "^1.8.9"

pyproject.toml

@@ -12,6 +12,8 @@
 os.environ["REDASH_GOOGLE_CLIENT_ID"] = "dummy"
 os.environ["REDASH_GOOGLE_CLIENT_SECRET"] = "dummy"
 os.environ["REDASH_MULTI_ORG"] = "true"
+# Force relative URLs in tests by setting empty host
+os.environ["REDASH_HOST"] = ""
 
 # Make sure rate limit is enabled
 os.environ["REDASH_RATELIMIT_ENABLED"] = "true"