add aarch64-linux to ext tests as it should be supported by test vm and update http tests

Author: encima

nix/checks.nix

@@ -354,7 +354,7 @@
             postgresql_17_src
             ;
         }
-        // pkgs.lib.optionalAttrs (system == "x86_64-linux") (
+        // pkgs.lib.optionalAttrs (system == "x86_64-linux" || system == "aarch64-linux") (
           {
             devShell = self'.devShells.default;
           }

nix/ext/tests/http.nix

@@ -115,15 +115,15 @@ self.inputs.nixpkgs.lib.nixos.runTest {
 
       def check_upgrade_path(pg_version):
         with subtest("Check ${pname} upgrade path"):
-          firstVersion = versions[pg_version][0]
+          firstVersion = lib.versions.majorMinor versions[pg_version][0]
           server.succeed("sudo -u postgres psql -c 'DROP EXTENSION IF EXISTS ${pname};'")
           run_sql(f"""CREATE EXTENSION ${pname} WITH VERSION '{firstVersion}' CASCADE;""")
           installed_version = run_sql(r"""SELECT extversion FROM pg_extension WHERE extname = '${pname}';""")
           assert installed_version == firstVersion, f"Expected ${pname} version {firstVersion}, but found {installed_version}"
           for version in versions[pg_version][1:]:
-            run_sql(f"""ALTER EXTENSION ${pname} UPDATE TO '{version}';""")
+            run_sql(f"""ALTER EXTENSION ${pname} UPDATE TO '{lib.versions.majorMinor version}';""")
             installed_version = run_sql(r"""SELECT extversion FROM pg_extension WHERE extname = '${pname}';""")
-            assert installed_version == version, f"Expected ${pname} version {version}, but found {installed_version}"
+            assert installed_version == lib.versions.majorMinor version, f"Expected ${pname} version {version}, but found {installed_version}"
 
       start_all()
 
@@ -136,7 +136,7 @@ self.inputs.nixpkgs.lib.nixos.runTest {
         server.succeed("sudo -u postgres psql -c 'DROP EXTENSION ${pname};'")
         server.succeed("sudo -u postgres psql -c 'CREATE EXTENSION ${pname} CASCADE;'")
         installed_extensions=run_sql(r"""SELECT extname, extversion FROM pg_extension;""")
-        latestVersion = versions["15"][-1]
+        latestVersion = lib.versions.majorMinor versions["15"][-1]
         assert f"${pname},{latestVersion}" in installed_extensions
 
       with subtest("switch to postgresql 17"):
@@ -146,7 +146,7 @@ self.inputs.nixpkgs.lib.nixos.runTest {
 
       with subtest("Check ${pname} latest extension version after upgrade"):
         installed_extensions=run_sql(r"""SELECT extname, extversion FROM pg_extension;""")
-        latestVersion = versions["17"][-1]
+        latestVersion = lib.versions.majorMinor versions["17"][-1]
         assert f"${pname},{latestVersion}" in installed_extensions
 
       check_upgrade_path("17")