Rearrange and rename application routes.

- move application routes to their own Flask blueprint
- squash application routes to be resource-specific
- reorganize application routes

tests/routes/applications/test_init.py

@@ -0,0 +1,47 @@
+from flask import url_for, get_flashed_messages
+
+from tests.factories import (
+    UserFactory,
+    PortfolioFactory,
+    PortfolioRoleFactory,
+    EnvironmentRoleFactory,
+    EnvironmentFactory,
+    ApplicationFactory,
+)
+
+from atst.domain.applications import Applications
+from atst.domain.portfolios import Portfolios
+from atst.models.portfolio_role import Status as PortfolioRoleStatus
+
+from tests.utils import captured_templates
+
+
+def create_environment(user):
+    portfolio = PortfolioFactory.create()
+    portfolio_role = PortfolioRoleFactory.create(portfolio=portfolio, user=user)
+    application = ApplicationFactory.create(portfolio=portfolio)
+    return EnvironmentFactory.create(application=application, name="new environment!")
+
+
+def test_environment_access_with_env_role(client, user_session):
+    user = UserFactory.create()
+    environment = create_environment(user)
+    env_role = EnvironmentRoleFactory.create(
+        user=user, environment=environment, role="developer"
+    )
+    user_session(user)
+    response = client.get(
+        url_for("applications.access_environment", environment_id=environment.id)
+    )
+    assert response.status_code == 302
+    assert "csp-environment-access" in response.location
+
+
+def test_environment_access_with_no_role(client, user_session):
+    user = UserFactory.create()
+    environment = create_environment(user)
+    user_session(user)
+    response = client.get(
+        url_for("applications.access_environment", environment_id=environment.id)
+    )
+    assert response.status_code == 404