1 files changed, 56 insertions, 0 deletions
diff --git a/tests/test_containers.py b/tests/test_containers.py
new file mode 100644
index 0000000..8009898
--- /dev/null
+++ b/tests/test_containers.py
@@ -0,0 +1,56 @@
+from rich.console import Console
+from rich.containers import Lines, Renderables
+from rich.text import Span, Text
+from rich.style import Style
+
+
+def test_renderables_measure():
+    console = Console()
+    text = Text("foo")
+    renderables = Renderables([text])
+
+    result = renderables.__rich_measure__(console, console.width)
+    _min, _max = result
+    assert _min == 3
+    assert _max == 3
+
+    assert list(renderables) == [text]
+
+
+def test_renderables_empty():
+    console = Console()
+    renderables = Renderables()
+
+    result = renderables.__rich_measure__(console, console.width)
+    _min, _max = result
+    assert _min == 1
+    assert _max == 1
+
+
+def test_lines_rich_console():
+    console = Console()
+    lines = Lines([Text("foo")])
+
+    result = list(lines.__rich_console__(console, console.options))
+    assert result == [Text("foo")]
+
+
+def test_lines_justify():
+    console = Console()
+    lines1 = Lines([Text("foo"), Text("test")])
+    lines1.justify(console, 10, justify="left")
+    assert lines1._lines == [Text("foo       "), Text("test      ")]
+    lines1.justify(console, 10, justify="center")
+    assert lines1._lines == [Text("   foo    "), Text("   test   ")]
+    lines1.justify(console, 10, justify="right")
+    assert lines1._lines == [Text("       foo"), Text("      test")]
+
+    lines2 = Lines([Text("foo bar"), Text("test")])
+    lines2.justify(console, 7, justify="full")
+    assert lines2._lines == [
+        Text(
+            "foo bar",
+            spans=[Span(0, 3, ""), Span(3, 4, Style.parse("none")), Span(4, 7, "")],
+        ),
+        Text("test"),
+    ]