From 08b65e1333abc77a3bac1f05b7c54ce876d25012 Mon Sep 17 00:00:00 2001
From: Matt Clarkson <matthew.clarkson@arm.com>
Date: Thu, 5 Jun 2025 12:42:17 +0100
Subject: [PATCH] test(tree): add native and pytest cases

---
 e2e/binary/tree/BUILD.bazel            | 34 +++++++++++++++++++++-----
 e2e/binary/tree/expected.txt           |  4 +++
 e2e/binary/tree/fixture/nested/two.txt |  0
 e2e/binary/tree/fixture/one.txt        |  0
 e2e/binary/tree/tree.py                | 19 ++++++++++++++
 5 files changed, 51 insertions(+), 6 deletions(-)
 create mode 100644 e2e/binary/tree/expected.txt
 create mode 100644 e2e/binary/tree/fixture/nested/two.txt
 create mode 100644 e2e/binary/tree/fixture/one.txt
 create mode 100644 e2e/binary/tree/tree.py

diff --git a/e2e/binary/tree/BUILD.bazel b/e2e/binary/tree/BUILD.bazel
index a8b99296..093f88b0 100644
--- a/e2e/binary/tree/BUILD.bazel
+++ b/e2e/binary/tree/BUILD.bazel
@@ -1,11 +1,33 @@
-load("@bazel_skylib//rules:build_test.bzl", "build_test")
+load("@bazel_skylib//rules:native_binary.bzl", "native_test")
+load("@rules_python_pytest//python_pytest:defs.bzl", "py_pytest_test")
 
-# TODO: write an _actual_ test for `tree`
+py_pytest_test(
+    name = "pytest",
+    size = "small",
+    srcs = ["tree.py"],
+    data = [
+        "expected.txt",
+        "fixture/nested/two.txt",
+        "fixture/one.txt",
+        "@ape//ape:tree",
+    ],
+    deps = [
+        "//binary:pytest",
+    ],
+)
 
-build_test(
-    name = "tree",
+native_test(
+    name = "version",
     size = "small",
-    tags = ["stub"],
-    targets = ["@ape//ape:tree"],
+    src = "@ape//ape:tree",
+    args = ["--version"],
+)
+
+test_suite(
+    name = "tree",
+    tests = [
+        "pytest",
+        "version",
+    ],
     visibility = ["//:__subpackages__"],
 )
diff --git a/e2e/binary/tree/expected.txt b/e2e/binary/tree/expected.txt
new file mode 100644
index 00000000..773fefeb
--- /dev/null
+++ b/e2e/binary/tree/expected.txt
@@ -0,0 +1,4 @@
+fixture
+└── nested
+
+2 directories
diff --git a/e2e/binary/tree/fixture/nested/two.txt b/e2e/binary/tree/fixture/nested/two.txt
new file mode 100644
index 00000000..e69de29b
diff --git a/e2e/binary/tree/fixture/one.txt b/e2e/binary/tree/fixture/one.txt
new file mode 100644
index 00000000..e69de29b
diff --git a/e2e/binary/tree/tree.py b/e2e/binary/tree/tree.py
new file mode 100644
index 00000000..3fee4d4c
--- /dev/null
+++ b/e2e/binary/tree/tree.py
@@ -0,0 +1,19 @@
+from __future__ import annotations
+
+from pathlib import Path
+from subprocess import run
+
+from binary import Diff, Relative, Tool
+
+
+def test_copy(tool: Tool, relative: Relative, tmp_path: Path) -> None:
+    binary = tool("tree")
+    fixture = relative("fixture")
+    expected = relative("expected.txt")
+    output = tmp_path / "output"
+
+    cmd = (binary, "-d", fixture.name)
+    with output.open("w") as stream:
+        run(cmd, check=True, timeout=30, stdout=stream, cwd=fixture.parent)
+
+    assert Diff(expected) == Diff(output)
-- 
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