1 files changed, 103 insertions, 0 deletions
diff --git a/tests/test_tree.py b/tests/test_tree.py
new file mode 100644
index 0000000..90dcd77
--- /dev/null
+++ b/tests/test_tree.py
@@ -0,0 +1,103 @@
+import sys
+
+import pytest
+
+from rich.console import Console
+from rich.measure import Measurement
+from rich.tree import Tree
+
+
+def test_render_single_node():
+    tree = Tree("foo")
+    console = Console(color_system=None, width=20)
+    console.begin_capture()
+    console.print(tree)
+    assert console.end_capture() == "foo                 \n"
+
+
+def test_render_single_branch():
+    tree = Tree("foo")
+    tree.add("bar")
+    console = Console(color_system=None, width=20)
+    console.begin_capture()
+    console.print(tree)
+    result = console.end_capture()
+    print(repr(result))
+    expected = "foo                 \n└── bar             \n"
+    assert result == expected
+
+
+def test_render_double_branch():
+    tree = Tree("foo")
+    tree.add("bar")
+    tree.add("baz")
+    console = Console(color_system=None, width=20)
+    console.begin_capture()
+    console.print(tree)
+    result = console.end_capture()
+    print(repr(result))
+    expected = "foo                 \n├── bar             \n└── baz             \n"
+    assert result == expected
+
+
+def test_render_ascii():
+    tree = Tree("foo")
+    tree.add("bar")
+    tree.add("baz")
+
+    class AsciiConsole(Console):
+        @property
+        def encoding(self):
+            return "ascii"
+
+    console = AsciiConsole(color_system=None, width=20)
+    console.begin_capture()
+    console.print(tree)
+    result = console.end_capture()
+    expected = "foo                 \n+-- bar             \n`-- baz             \n"
+    assert result == expected
+
+
+@pytest.mark.skipif(sys.platform == "win32", reason="different on Windows")
+def test_render():
+    tree = Tree("foo")
+    tree.add("bar", style="italic")
+    baz_tree = tree.add("baz", guide_style="bold red", style="on blue")
+    baz_tree.add("1")
+    baz_tree.add("2")
+    tree.add("egg")
+
+    console = Console(width=20, force_terminal=True, color_system="standard")
+    console.begin_capture()
+    console.print(tree)
+    result = console.end_capture()
+    print(repr(result))
+    expected = "foo                 \n├── \x1b[3mbar\x1b[0m\x1b[3m             \x1b[0m\n\x1b[44m├── \x1b[0m\x1b[44mbaz\x1b[0m\x1b[44m             \x1b[0m\n\x1b[44m│   \x1b[0m\x1b[31;44m┣━━ \x1b[0m\x1b[44m1\x1b[0m\x1b[44m           \x1b[0m\n\x1b[44m│   \x1b[0m\x1b[31;44m┗━━ \x1b[0m\x1b[44m2\x1b[0m\x1b[44m           \x1b[0m\n└── egg             \n"
+    assert result == expected
+
+
+@pytest.mark.skipif(sys.platform != "win32", reason="Windows specific")
+def test_render():
+    tree = Tree("foo")
+    tree.add("bar", style="italic")
+    baz_tree = tree.add("baz", guide_style="bold red", style="on blue")
+    baz_tree.add("1")
+    baz_tree.add("2")
+    tree.add("egg")
+
+    console = Console(width=20, force_terminal=True, color_system="standard")
+    console.begin_capture()
+    console.print(tree)
+    result = console.end_capture()
+    print(repr(result))
+    expected = "foo                 \n├── \x1b[3mbar\x1b[0m\x1b[3m             \x1b[0m\n\x1b[44m├── \x1b[0m\x1b[44mbaz\x1b[0m\x1b[44m             \x1b[0m\n\x1b[44m│   \x1b[0m\x1b[31;44m├── \x1b[0m\x1b[44m1\x1b[0m\x1b[44m           \x1b[0m\n\x1b[44m│   \x1b[0m\x1b[31;44m└── \x1b[0m\x1b[44m2\x1b[0m\x1b[44m           \x1b[0m\n└── egg             \n"
+    assert result == expected
+
+
+def test_tree_measure():
+    tree = Tree("foo")
+    tree.add("bar")
+    tree.add("musroom risotto")
+    console = Console()
+    measurement = Measurement.get(console, tree)
+    assert measurement == Measurement(11, 19)