add docker extensions to VSCode

Author: tknerr

roles/vscode/vars/main.yml

@@ -4,3 +4,5 @@ vscode_sha256sum: a5a50ec014b27656c198e560796f3b41180f3bdb0c19f0005193f79ed47fc8
 
 vscode_extensions:
 - zbr.vscode-ansible
+- ms-azuretools.vscode-docker
+- ms-vscode-remote.remote-containers

spec/test_vscode.py

@@ -7,8 +7,9 @@ def test_vscode_version_command_reports_version_1_57_1_(host):
     assert '1.57.1' in host.run('code --version').stdout
 
 @pytest.mark.parametrize('extension', [
-    'zbr.vscode-ansible'
+    'zbr.vscode-ansible',
+    'ms-azuretools.vscode-docker',
+    'ms-vscode-remote.remote-containers'
 ])
-def test_vscode_extensions_include_defined_extensions_(host, extension):
-    installed_extensions = host.run('code --list-extensions').stdout
-    assert extension in installed_extensions
+def test_vscode_extension_is_installed_(host, extension):
+    assert extension in host.run('code --list-extensions').stdout