Testing: Add tests for external plugins

spyder/app/tests/test_find_plugins.py

@@ -10,9 +10,13 @@
 Tests for finding plugins.
 """
 
+import pytest
+
 from spyder.api.plugins import Plugins
 from spyder.api.utils import get_class_values
-from spyder.app.find_plugins import find_internal_plugins
+from spyder.app.find_plugins import (
+    find_internal_plugins, find_external_plugins)
+from spyder.config.base import running_in_ci
 
 
 def test_find_internal_plugins():
@@ -30,3 +34,41 @@ def test_find_internal_plugins():
 
     # Names must be the same
     assert sorted(expected_names) == sorted(list(internal_plugins.keys()))
+
+
+@pytest.mark.skipif(not running_in_ci(), reason="Only works in CIs")
+def test_find_external_plugins():
+    """Test that we return the external plugins installed when testing."""
+    internal_names = get_class_values(Plugins)
+    expected_names = ['spyder_boilerplate']
+    expected_special_attrs = {
+        'spyder_boilerplate': [
+            'spyder_boilerplate.spyder.plugin',
+            'spyder-boilerplate',
+            '0.0.1'
+        ]
+    }
+
+    # Dictionary of external plugins
+    external_plugins = find_external_plugins()
+
+    # External plugins must be the ones installed while testing
+    assert len(external_plugins.keys()) == len(expected_names)
+
+    # Names must not be among internal plugins
+    for name in external_plugins.keys():
+        assert name not in internal_names
+
+    # Names must be the expected ones.
+    assert sorted(expected_names) == sorted(list(external_plugins.keys()))
+
+    # Assert special attributes are present
+    for name in external_plugins.keys():
+        plugin_class = external_plugins[name]
+        special_attrs = [
+            plugin_class._spyder_module_name,
+            plugin_class._spyder_package_name,
+            plugin_class._spyder_version
+        ]
+
+        assert expected_special_attrs[name] == special_attrs

spyder/app/tests/test_mainwindow.py

@@ -52,6 +52,7 @@
 from spyder.config.base import (
     get_home_dir, get_conf_path, get_module_path, running_in_ci)
 from spyder.config.manager import CONF
+from spyder.dependencies import DEPENDENCIES
 from spyder.plugins.base import PluginWindow
 from spyder.plugins.help.widgets import ObjectComboBox
 from spyder.plugins.help.tests.test_plugin import check_text
@@ -4161,5 +4162,18 @@ def test_copy_paste(main_window, qtbot, tmpdir):
     assert expected in code_editor.toPlainText()
 
 
+@pytest.mark.slow
+@pytest.mark.skipif(not running_in_ci(), reason="Only works in CIs")
+def test_add_external_plugins_to_dependencies(main_window):
+    """Test that we register external plugins in the main window."""
+    external_names = []
+    for dep in DEPENDENCIES:
+        name = getattr(dep, 'package_name', None)
+        if name:
+            external_names.append(name)
+
+    assert 'spyder-boilerplate' in external_names
+
+
 if __name__ == "__main__":
     pytest.main()