Customize api_backoff_time for concurrent testing

.drone.yml

@@ -12,9 +12,9 @@ pipeline:
         environment:
             - CFLAGS=-O0
             - DB_CACHE=/cache
-            - TOX_TESTENV_PASSENV=CFLAGS DB_CACHE CI_BUILD_NUMBER CI_JOB_NUMBER CI_JOB_ID SHOPIFY_PASSWORD SHOPIFY_URL
+            - TOX_TESTENV_PASSENV=CFLAGS DB_CACHE CI_BUILD_NUMBER CI_JOB_NUMBER CI_JOB_ID SHOPIFY_PASSWORD SHOPIFY_URL TRYTOND_WEB_SHOP_SHOPIFY__API_BACKOFF_TIME
             - POSTGRESQL_URI=postgresql://postgres@postgresql:5432/
-        secrets: [ shopify_password, shopify_url ]
+        secrets: [ shopify_password, shopify_url, trytond_web_shop_shopify__api_backoff_time ]
         commands:
             - echo "[extensions]" >> /root/.hgrc
             - echo "hgext.share =" >> /root/.hgrc

tox.ini

@@ -12,5 +12,5 @@ setenv =
     postgresql: TRYTOND_DATABASE_URI={env:POSTGRESQL_URI:postgresql://}
     sqlite: DB_NAME={env:SQLITE_NAME::memory:}
     postgresql: DB_NAME={env:POSTGRESQL_NAME:test}
-passenv = SHOPIFY_PASSWORD SHOPIFY_URL
+passenv = SHOPIFY_PASSWORD SHOPIFY_URL TRYTOND_WEB_SHOP_SHOPIFY__API_BACKOFF_TIME
 install_command = pip install --pre --find-links https://trydevpi.tryton.org/?local_version={env:CI_JOB_ID:{env:CI_BUILD_NUMBER:}.{env:CI_JOB_NUMBER:}} {opts} {packages}