chore: testing constraints target minimum supported versions (#2590)

Co-authored-by: Kevin Zheng <147537668+gkevinzheng@users.noreply.github.com>

Author: daniel-sanche

packages/gapic-generator/gapic/templates/setup.py.j2

@@ -33,11 +33,11 @@ else:
     release_status = "Development Status :: 5 - Production/Stable"
 
 dependencies = [
-    "google-api-core[grpc] >= 2.11.0, <3.0.0",
+    "google-api-core[grpc] >= 2.17.1, <3.0.0",
     # Exclude incompatible versions of `google-auth`
     # See https://github.com/googleapis/google-cloud-python/issues/12364
     "google-auth >= 2.14.1, <3.0.0,!=2.24.0,!=2.25.0",
-    "grpcio >= 1.33.2, < 2.0.0",
+    "grpcio >= 1.44.0, < 2.0.0",
     "grpcio >= 1.75.1, < 2.0.0; python_version >= '3.14'",
     "proto-plus >= 1.22.3, <2.0.0",
     "proto-plus >= 1.25.0, <2.0.0; python_version >= '3.13'",

packages/gapic-generator/gapic/templates/testing/constraints-3.9-async-rest.txt.j2

@@ -0,0 +1,24 @@
+{% set rest_async_io_enabled = api.all_library_settings[api.naming.proto_package].python_settings.experimental_features.rest_async_io_enabled %}
+{% if rest_async_io_enabled %}
+# -*- coding: utf-8 -*-
+{% from '_pypi_packages.j2' import pypi_packages %}
+# This constraints file is used to check that lower bounds
+# are correct in setup.py
+# List all library dependencies and extras in this file,
+# pinning their versions to their lower bounds.
+# For example, if setup.py has "google-cloud-foo >= 1.14.0, < 2.0.0",
+# then this file should have google-cloud-foo==1.14.0
+google-api-core==2.21.0
+google-auth==2.35.0
+grpcio==1.44.0
+proto-plus==1.22.3
+protobuf==4.25.8
+{% for package_tuple, package_info in pypi_packages.items() %}
+{# Quick check to make sure `package_info.package_name` is not the package being generated so we don't circularly include this package in its own constraints file. #}
+{% if api.naming.warehouse_package_name != package_info.package_name %}
+{% if api.requires_package(package_tuple) %}
+{{ package_info.package_name }}=={{ package_info.lower_bound }}
+{% endif %}
+{% endif %}
+{% endfor %}
+{% endif %}

packages/gapic-generator/gapic/templates/testing/constraints-3.9.txt.j2

@@ -6,10 +6,9 @@
 # pinning their versions to their lower bounds.
 # For example, if setup.py has "google-cloud-foo >= 1.14.0, < 2.0.0",
 # then this file should have google-cloud-foo==1.14.0
-google-api-core==2.21.0
-google-auth==2.35.0
-# TODO(https://github.com/googleapis/gapic-generator-python/issues/2453)
-# Add the minimum supported version of grpcio to constraints files
+google-api-core==2.17.1
+google-auth==2.14.1
+grpcio==1.44.0
 proto-plus==1.22.3
 protobuf==4.25.8
 {% for package_tuple, package_info in pypi_packages.items() %}

packages/gapic-generator/noxfile.py

@@ -357,21 +357,21 @@ def showcase_library(
             constraints_path = str(
                 f"{tmp_dir}/testing/constraints-{session.python}.txt"
             )
-            # Install the library with a constraints file.
-            session.install(
-                "-e",
-                tmp_dir + ("[async_rest]" if rest_async_io_enabled else ""),
-                "-r",
-                constraints_path,
-            )
-            # Exclude `google-auth==2.40.0` which contains a regression
-            # https://github.com/googleapis/gapic-generator-python/issues/2385
-            session.install(
-                "--no-cache-dir",
-                "--force-reinstall",
-                "--upgrade",
-                "google-auth[aiohttp]!=2.40.0",
-            )
+            extras = ""
+            if rest_async_io_enabled:
+                async_rest_constraints_path = str(
+                    f"{tmp_dir}/testing/constraints-{session.python}-async-rest.txt"
+                )
+                if os.path.exists(async_rest_constraints_path):
+                    # use async-rest constraints if available
+                    constraints_path = async_rest_constraints_path
+                else:
+                    session.log(
+                        f"{async_rest_constraints_path} not found. Using base constraints file"
+                    )
+                extras = "[async_rest]"
+
+            session.install("-e", f"{tmp_dir}{extras}", "-r", constraints_path)
         else:
             # The ads templates do not have constraints files.
             # See https://github.com/googleapis/gapic-generator-python/issues/1788

packages/gapic-generator/tests/integration/goldens/asset/setup.py

@@ -39,11 +39,11 @@
     release_status = "Development Status :: 5 - Production/Stable"
 
 dependencies = [
-    "google-api-core[grpc] >= 2.11.0, <3.0.0",
+    "google-api-core[grpc] >= 2.17.1, <3.0.0",
     # Exclude incompatible versions of `google-auth`
     # See https://github.com/googleapis/google-cloud-python/issues/12364
     "google-auth >= 2.14.1, <3.0.0,!=2.24.0,!=2.25.0",
-    "grpcio >= 1.33.2, < 2.0.0",
+    "grpcio >= 1.44.0, < 2.0.0",
     "grpcio >= 1.75.1, < 2.0.0; python_version >= '3.14'",
     "proto-plus >= 1.22.3, <2.0.0",
     "proto-plus >= 1.25.0, <2.0.0; python_version >= '3.13'",

packages/gapic-generator/tests/integration/goldens/asset/testing/constraints-3.9.txt

@@ -5,10 +5,9 @@
 # pinning their versions to their lower bounds.
 # For example, if setup.py has "google-cloud-foo >= 1.14.0, < 2.0.0",
 # then this file should have google-cloud-foo==1.14.0
-google-api-core==2.21.0
-google-auth==2.35.0
-# TODO(https://github.com/googleapis/gapic-generator-python/issues/2453)
-# Add the minimum supported version of grpcio to constraints files
+google-api-core==2.17.1
+google-auth==2.14.1
+grpcio==1.44.0
 proto-plus==1.22.3
 protobuf==4.25.8
 google-cloud-access-context-manager==0.2.0

packages/gapic-generator/tests/integration/goldens/credentials/setup.py

@@ -39,11 +39,11 @@
     release_status = "Development Status :: 5 - Production/Stable"
 
 dependencies = [
-    "google-api-core[grpc] >= 2.11.0, <3.0.0",
+    "google-api-core[grpc] >= 2.17.1, <3.0.0",
     # Exclude incompatible versions of `google-auth`
     # See https://github.com/googleapis/google-cloud-python/issues/12364
     "google-auth >= 2.14.1, <3.0.0,!=2.24.0,!=2.25.0",
-    "grpcio >= 1.33.2, < 2.0.0",
+    "grpcio >= 1.44.0, < 2.0.0",
     "grpcio >= 1.75.1, < 2.0.0; python_version >= '3.14'",
     "proto-plus >= 1.22.3, <2.0.0",
     "proto-plus >= 1.25.0, <2.0.0; python_version >= '3.13'",

packages/gapic-generator/tests/integration/goldens/credentials/testing/constraints-3.9.txt

@@ -5,9 +5,8 @@
 # pinning their versions to their lower bounds.
 # For example, if setup.py has "google-cloud-foo >= 1.14.0, < 2.0.0",
 # then this file should have google-cloud-foo==1.14.0
-google-api-core==2.21.0
-google-auth==2.35.0
-# TODO(https://github.com/googleapis/gapic-generator-python/issues/2453)
-# Add the minimum supported version of grpcio to constraints files
+google-api-core==2.17.1
+google-auth==2.14.1
+grpcio==1.44.0
 proto-plus==1.22.3
 protobuf==4.25.8

packages/gapic-generator/tests/integration/goldens/eventarc/setup.py

@@ -39,11 +39,11 @@
     release_status = "Development Status :: 5 - Production/Stable"
 
 dependencies = [
-    "google-api-core[grpc] >= 2.11.0, <3.0.0",
+    "google-api-core[grpc] >= 2.17.1, <3.0.0",
     # Exclude incompatible versions of `google-auth`
     # See https://github.com/googleapis/google-cloud-python/issues/12364
     "google-auth >= 2.14.1, <3.0.0,!=2.24.0,!=2.25.0",
-    "grpcio >= 1.33.2, < 2.0.0",
+    "grpcio >= 1.44.0, < 2.0.0",
     "grpcio >= 1.75.1, < 2.0.0; python_version >= '3.14'",
     "proto-plus >= 1.22.3, <2.0.0",
     "proto-plus >= 1.25.0, <2.0.0; python_version >= '3.13'",

packages/gapic-generator/tests/integration/goldens/eventarc/testing/constraints-3.9.txt

@@ -5,10 +5,9 @@
 # pinning their versions to their lower bounds.
 # For example, if setup.py has "google-cloud-foo >= 1.14.0, < 2.0.0",
 # then this file should have google-cloud-foo==1.14.0
-google-api-core==2.21.0
-google-auth==2.35.0
-# TODO(https://github.com/googleapis/gapic-generator-python/issues/2453)
-# Add the minimum supported version of grpcio to constraints files
+google-api-core==2.17.1
+google-auth==2.14.1
+grpcio==1.44.0
 proto-plus==1.22.3
 protobuf==4.25.8
 grpc-google-iam-v1==0.14.0