tests: Add more application tests

Signed-off-by: Stephen Finucane <stephen@that.guru>

tests/roots/nested-full/conf.py

@@ -0,0 +1,6 @@
+import os
+import sys
+
+sys.path.insert(0, os.path.dirname(os.path.abspath(__file__)))
+
+extensions = ['sphinx_click']

tests/roots/nested-full/greet.py

@@ -0,0 +1,22 @@
+"""The greet example taken from the README."""
+
+import click
+
+
+@click.group()
+def greet():
+    """A sample command group."""
+    pass
+
+
+@greet.command()
+@click.argument('user', envvar='USER')
+def hello(user):
+    """Greet a user."""
+    click.echo('Hello %s' % user)
+
+
+@greet.command()
+def world():
+    """Greet the world."""
+    click.echo('Hello world!')

tests/roots/nested-full/index.rst

@@ -0,0 +1,6 @@
+Basics
+======
+
+.. click:: greet:greet
+   :prog: greet
+   :nested: full

tests/test_extension.py

@@ -46,3 +46,59 @@ def test_basics(make_app, rootdir):
     assert isinstance(section[5], sphinx_nodes.desc)
     assert isinstance(section[6], sphinx_nodes.index)
     assert isinstance(section[7], sphinx_nodes.desc)
+
+
+def test_nested_full(make_app, rootdir):
+    srcdir = rootdir / 'nested-full'
+    app = make_app('xml', srcdir=srcdir)
+    app.build()
+
+    # TODO: rather than using the pickled doctree, we should decode the XML
+    content = pickle.loads((app.doctreedir / 'index.doctree').read_bytes())
+
+    # doc has format like so:
+    #
+    # document:
+    #   section:
+    #     title:
+    #     section:
+    #       title:
+    #       paragraph:
+    #       literal_block:
+    #       section:
+    #         title
+    #         paragraph
+    #         literal_block
+    #         ...
+    #       section:
+    #         title
+    #         paragraph
+    #         literal_block
+
+    section = content[0][1]
+    assert isinstance(section, nodes.section)
+
+    assert isinstance(section[0], nodes.title)
+    assert section[0].astext() == 'greet'
+    assert isinstance(section[1], nodes.paragraph)
+    assert section[1].astext() == 'A sample command group.'
+    assert isinstance(section[2], nodes.literal_block)
+
+    subsection_a = section[3]
+    assert isinstance(subsection_a, nodes.section)
+
+    assert isinstance(subsection_a[0], nodes.title)
+    assert subsection_a[0].astext() == 'hello'
+    assert isinstance(subsection_a[1], nodes.paragraph)
+    assert subsection_a[1].astext() == 'Greet a user.'
+    assert isinstance(subsection_a[2], nodes.literal_block)
+    # we don't need to verify the rest of this: that's done elsewhere
+
+    subsection_b = section[4]
+    assert isinstance(subsection_b, nodes.section)
+
+    assert isinstance(subsection_b[0], nodes.title)
+    assert subsection_b[0].astext() == 'world'
+    assert isinstance(subsection_b[1], nodes.paragraph)
+    assert subsection_b[1].astext() == 'Greet the world.'
+    assert isinstance(subsection_b[2], nodes.literal_block)