do not test __osx and __glibc twice

constructor/osxpkg.py

@@ -330,6 +330,8 @@ def move_script(src, dst, info, ensure_shebang=False, user_script_type=None):
     path_exists_error_text = info.get(
         "install_path_exists_error_text", default_path_exists_error_text
     ).format(CHOSEN_PATH=f"$2/{pkg_name_lower}")
+    # __osx is tested by the PKG metadata directly, no need to repeat
+    virtual_specs = [spec for spec in info.get("virtual_specs", ()) if "__osx" not in spec]
     replace = {
         'NAME': info['name'],
         'NAME_LOWER': pkg_name_lower,
@@ -344,7 +346,7 @@ def move_script(src, dst, info, ensure_shebang=False, user_script_type=None):
         'SHORTCUTS': shortcuts_flags(info),
         'ENABLE_SHORTCUTS': str(info['_enable_shortcuts']).lower(),
         'REGISTER_ENVS': str(info.get("register_envs", True)).lower(),
-        'VIRTUAL_SPECS': shlex.join(info.get("virtual_specs", ())),
+        'VIRTUAL_SPECS': shlex.join(virtual_specs),
     }
     data = preprocess(data, ppd)
     custom_variables = info.get('script_env_variables', {})

constructor/shar.py

@@ -75,6 +75,12 @@ def get_header(conda_exec, tarball, info):
     ppd['enable_shortcuts'] = str(info['_enable_shortcuts']).lower()
     ppd['check_path_spaces'] = info.get("check_path_spaces", True)
     install_lines = list(add_condarc(info))
+    # Omit __osx and __glibc because those are tested with shell code direcly
+    virtual_specs = [
+        spec
+        for spec in info.get("virtual_specs", ()) 
+        if "__osx" not in spec and "__glibc" not in spec
+    ]
     # Needs to happen first -- can be templated
     replace = {
         'CONSTRUCTOR_VERSION': info['CONSTRUCTOR_VERSION'],
@@ -94,7 +100,7 @@ def get_header(conda_exec, tarball, info):
         'SHORTCUTS': shortcuts_flags(info),
         'REGISTER_ENVS': str(info.get("register_envs", True)).lower(),
         'TOTAL_INSTALLATION_SIZE_KB': str(approx_size_kb(info, "total")),
-        'VIRTUAL_SPECS': shlex.join(info.get("virtual_specs", ()))
+        'VIRTUAL_SPECS': shlex.join(virtual_specs)
     }
     if has_license:
         replace['LICENSE'] = read_ascii_only(info['license_file'])