run gdrive tests in a single job, run all on schedule (#5974)

.github/workflows/tests.yaml

@@ -7,6 +7,8 @@ on:
   push:
     branches:
       - master
+  schedule:
+    - cron: '5 1 * * *'  # every day at 01:05
 
 env:
   DVC_TEST: "true"
@@ -87,12 +89,21 @@ jobs:
       run: |
         mkdir -p scripts/ci
         echo "$GS_CREDS_JSON" > scripts/ci/gcp-creds.json
+    - name: disable gdrive tests
+      if: >-
+        github.event_name != 'schedule' &&
+        (matrix.pyv != '3.8' || matrix.os != 'ubuntu-18.04')
+      run: |
+        echo "extra_test_args=--disable-gdrive" >> $GITHUB_ENV
     - name: run tests
       env:
         GDRIVE_CREDENTIALS_DATA: ${{ secrets.GDRIVE_CREDENTIALS_DATA }}
         AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
         AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
-      run: python -m tests --all --cov-report=xml --cov-report=term -n=4
+      run: >-
+        python -m tests -n=4
+        --cov-report=xml --cov-report=term
+        --all ${{ env.extra_test_args }}
     - name: upload coverage report
       uses: codecov/[email protected]
       with:

tests/dir_helpers.py

@@ -266,18 +266,10 @@ def make_tmp_dir(tmp_path_factory, request, worker_id):
     def make(name, *, scm=False, dvc=False, subdir=False):
         from dvc.repo import Repo
         from dvc.scm.git import Git
-        from dvc.utils.fs import fs_copy
 
-        cache = CACHE.get((scm, dvc, subdir))
-        if not cache:
-            cache = tmp_path_factory.mktemp("dvc-test-cache" + worker_id)
-            TmpDir(cache).init(scm=scm, dvc=dvc, subdir=subdir)
-            CACHE[(scm, dvc, subdir)] = os.fspath(cache)
         path = tmp_path_factory.mktemp(name) if isinstance(name, str) else name
-        for entry in os.listdir(cache):
-            # shutil.copytree's dirs_exist_ok is only available in >=3.8
-            fs_copy(os.path.join(cache, entry), os.path.join(path, entry))
         new_dir = TmpDir(path)
+        new_dir.init(scm=scm, dvc=dvc, subdir=subdir)
         str_path = os.fspath(new_dir)
         if dvc:
             new_dir.dvc = Repo(str_path)