Need unit tests covering the different states for the advanced export box

[simonw]

There are quite a few variants of this box:

Test coverage should exercise all of them, since the logic is a little unclear.

datasette/datasette/templates/table.html

Lines 140 to 159 in fdfbbbb

	{% if display_rows %}
	<div id="export" class="advanced-export">
	<h3>Advanced export</h3>
	<p>JSON shape: <a href="{{ url_json }}">default</a>, <a href="{{ append_querystring(url_json, '_shape=array') }}">array</a>{% if primary_keys %}, <a href="{{ append_querystring(url_json, '_shape=object') }}">object</a>{% endif %}</p>
	<form action="{{ url_csv_path }}" method="get">
	<p>
	CSV options:
	<label><input type="checkbox" name="_dl"> download file</label>
	{% if expandable_columns %}<label><input type="checkbox" name="_labels" checked> expand labels</label>{% endif %}
	{% if next_url and config.allow_csv_stream %}<label><input type="checkbox" name="_stream"> stream all rows</label>{% endif %}
	<input type="submit" value="Export CSV">
	{% for key, value in url_csv_args.items() %}
	{% if key != "_labels" %}
	<input type="hidden" name="{{ key }}" value="{{ value }}">
	{% endif %}
	{% endfor %}
	</p>
	</form>
	</div>
	{% endif %}

[simonw]

• No primary key => no "object" option: https://latest.datasette.io/fixtures-dcc1dbf/no_primary_key
• Has a primary key => show "object" option: https://latest.datasette.io/fixtures-dcc1dbf/complex_foreign_keys
• Has a next page => has "stream all rows" option: https://latest.datasette.io/fixtures-dcc1dbf/no_primary_key
• Has foreign key references = show default-checked "expand labels" option: https://latest.datasette.io/fixtures-dcc1dbf/complex_foreign_keys
• Does not have a next page => do not show "stream all rows" option: https://latest.datasette.io/fixtures-dcc1dbf/complex_foreign_keys