Refactored test plugins into tests/plugins, closes #775

tests/plugins/my_plugin.py

@@ -0,0 +1,89 @@
+from datasette import hookimpl
+import base64
+import pint
+import json
+
+ureg = pint.UnitRegistry()
+
+
+@hookimpl
+def prepare_connection(conn, database, datasette):
+    def convert_units(amount, from_, to_):
+        "select convert_units(100, 'm', 'ft');"
+        return (amount * ureg(from_)).to(to_).to_tuple()[0]
+
+    conn.create_function("convert_units", 3, convert_units)
+
+    def prepare_connection_args():
+        return 'database={}, datasette.plugin_config("name-of-plugin")={}'.format(
+            database, datasette.plugin_config("name-of-plugin")
+        )
+
+    conn.create_function("prepare_connection_args", 0, prepare_connection_args)
+
+
+@hookimpl
+def extra_css_urls(template, database, table, datasette):
+    return [
+        "https://plugin-example.com/{}/extra-css-urls-demo.css".format(
+            base64.b64encode(
+                json.dumps(
+                    {"template": template, "database": database, "table": table,}
+                ).encode("utf8")
+            ).decode("utf8")
+        )
+    ]
+
+
+@hookimpl
+def extra_js_urls():
+    return [
+        {"url": "https://plugin-example.com/jquery.js", "sri": "SRIHASH",},
+        "https://plugin-example.com/plugin1.js",
+    ]
+
+
+@hookimpl
+def extra_body_script(template, database, table, datasette):
+    return "var extra_body_script = {};".format(
+        json.dumps(
+            {
+                "template": template,
+                "database": database,
+                "table": table,
+                "config": datasette.plugin_config(
+                    "name-of-plugin", database=database, table=table,
+                ),
+            }
+        )
+    )
+
+
+@hookimpl
+def render_cell(value, column, table, database, datasette):
+    # Render some debug output in cell with value RENDER_CELL_DEMO
+    if value != "RENDER_CELL_DEMO":
+        return None
+    return json.dumps(
+        {
+            "column": column,
+            "table": table,
+            "database": database,
+            "config": datasette.plugin_config(
+                "name-of-plugin", database=database, table=table,
+            ),
+        }
+    )
+
+
+@hookimpl
+def extra_template_vars(template, database, table, view_name, request, datasette):
+    return {
+        "extra_template_vars": json.dumps(
+            {
+                "template": template,
+                "scope_path": request.scope["path"] if request else None,
+            },
+            default=lambda b: b.decode("utf8"),
+        )
+    }