tox.ini: Remove external plugins tests

These tests don't do anything, as they have no plugins registered at
all.

1 files changed, 0 insertions, 84 deletions

diff --git a/tests/external_plugins.py b/tests/external_plugins.py
deleted file mode 100644
index 9a5e04501..000000000
--- a/tests/external_plugins.py
+++ /dev/null
@@ -1,84 +0,0 @@
-import glob
-import os
-import subprocess
-import sys
-
-import pytest
-
-
-# An ExternalPluginRepo represents a git repository containing a plugin
-# with tests that we wish to use as part of our test suite.
-#
-# Args:
-#    name (str): The name of the repository. This is used for impormational purposes
-#    url (str): The location from which therepository can be cloned
-#    ref (str): A known git ref that we wish to test against
-#    test_match_patterns (list[str]): A list of shell style globs which may be
-#          used to specify a subset of test files from the repository to run.
-#          These must be specified relative to the root of the repository.
-class ExternalPluginRepo:
-    def __init__(self, name, url, ref, test_match_patterns=None):
-        self.name = name
-        self.url = url
-        self.ref = ref
-
-        if test_match_patterns is None:
-            test_match_patterns = ["tests"]
-
-        self._test_match_patterns = test_match_patterns
-        self._clone_location = None
-
-    def clone(self, location):
-        self._clone_location = os.path.join(location, self.name)
-        subprocess.run(
-            ["git", "clone", "--single-branch", "--branch", self.ref, "--depth", "1", self.url, self._clone_location,],
-            check=True,
-        )
-        return self._clone_location
-
-    def install(self):
-        subprocess.run(["pip3", "install", self._clone_location], check=True)
-
-    def test(self, args):
-        test_files = self._match_test_patterns()
-        return pytest.main(args + test_files)
-
-    def _match_test_patterns(self):
-        match_list = []
-        for pattern in self._test_match_patterns:
-            abs_pattern = os.path.join(self._clone_location, pattern)
-            print("matching pattern: ", abs_pattern)
-            matches = glob.glob(abs_pattern)
-            match_list.extend(matches)
-
-        if not match_list:
-            raise ValueError("No matches found for patterns {}".format(self._test_match_patterns))
-        return match_list
-
-
-def run_repo_tests(repo, tempdir, args):
-    print("Cloning repo {} to {}...".format(repo.name, tempdir))
-    repo.clone(tempdir)
-
-    print("Installing {}...".format(repo.name))
-    repo.install()
-
-    print("Testing {}...".format(repo.name))
-    return repo.test(args)
-
-
-if __name__ == "__main__":
-    # Args:
-    #    tmpdir: The directory in which this script will clone external
-    #            repositories and use pytest's tmpdir.
-    #    pytest_args: any remaining arguments to this script will be passed
-    #                 directly to it's pytest invocations
-    _, tmpdir, *pytest_args = sys.argv
-
-    ALL_EXTERNAL_PLUGINS = []
-
-    exit_code = 0
-    for plugin in ALL_EXTERNAL_PLUGINS:
-        exit_code = run_repo_tests(plugin, tmpdir, pytest_args)
-        if exit_code != 0:
-            sys.exit(exit_code)