protected void openInEditor(final ResourceFile file) {
		runSwing(() -> editor = provider.editScriptInGhidra(file));

		assertNotNull(editor);

		editorTextArea = (JTextArea) findComponentByName(editor.getComponent(),
			GhidraScriptEditorComponentProvider.EDITOR_COMPONENT_NAME);
		assertNotNull(editorTextArea);

		buffer = new StringBuffer(editorTextArea.getText());
	}
This call will:
-open the file in an editor
-update the text area and buffer fields of this test
@param file the file to open
Ghidra/Features/Base/src/test.slow/java/ghidra/app/plugin/core/script/AbstractGhidraScriptMgrPluginTest.java