test: install package before tests deps in unit_prev_versions (#703)
One of the test dependencies appears to require `rsa`, which resulted in a `rsa` version incompatible with 2.7 being installed.
Switching the order resolves the issue (`rsa` is installed according to the requirements in `setup.py`)
https://github.com/googleapis/google-auth-library-python/blob/aeab5d07c5538f3d8cce817df24199534572b97d/setup.py#L24-L27
diff --git a/noxfile.py b/noxfile.py
index adce252..7bc1af2 100644
--- a/noxfile.py
+++ b/noxfile.py
@@ -92,8 +92,8 @@
@nox.session(python=["2.7"])
def unit_prev_versions(session):
- session.install(*TEST_DEPENDENCIES)
session.install(".")
+ session.install(*TEST_DEPENDENCIES)
session.run(
"pytest", "--cov=google.auth", "--cov=google.oauth2", "--cov=tests", "tests"
)