Add tests for 'get_file_hash'

These tests were copied over from 'poetry-core' and updated to work
here.

tests/utils/test_helpers.py

@@ -1,7 +1,18 @@
 from __future__ import annotations
 
+from pathlib import Path
+from typing import TYPE_CHECKING
+
+import pytest
+
 from poetry.core.utils.helpers import parse_requires
 
+from poetry.utils.helpers import get_file_hash
+
+
+if TYPE_CHECKING:
+    from tests.types import FixtureDirGetter
+
 
 def test_parse_requires():
     requires = """\
@@ -57,3 +68,68 @@ def test_parse_requires():
     ]
     # fmt: on
     assert result == expected
+
+
+def test_default_hash(fixture_dir: FixtureDirGetter) -> None:
+    root_dir = Path(__file__).parent.parent.parent
+    file_path = root_dir / fixture_dir("distributions/demo-0.1.0.tar.gz")
+    sha_256 = "72e8531e49038c5f9c4a837b088bfcb8011f4a9f76335c8f0654df6ac539b3d6"
+    assert get_file_hash(file_path) == sha_256
+
+
+try:
+    from hashlib import algorithms_guaranteed
+except ImportError:
+    algorithms_guaranteed = {"md5", "sha1", "sha224", "sha256", "sha384", "sha512"}
+
+
+@pytest.mark.parametrize(
+    "hash_name,expected",
+    [
+        (hash_name, value)
+        for hash_name, value in [
+            ("sha224", "972d02f36539a98599aed0566bc8aaf3e6701f4e895dd797d8f5248e"),
+            (
+                "sha3_512",
+                "c04ee109ae52d6440445e24dbd6d244a1d0f0289ef79cb7ba9bc3c139c0237169af9a8f61cd1cf4fc17f853ddf84f97c475ac5bb6c91a4aff0b825b884d4896c",  # noqa: E501
+            ),
+            (
+                "blake2s",
+                "c336ecbc9d867c9d860accfba4c3723c51c4b5c47a1e0a955e1c8df499e36741",
+            ),
+            (
+                "sha3_384",
+                "d4abb2459941369aabf8880c5287b7eeb80678e14f13c71b9ecf64c772029dc3f93939590bea9ecdb51a1d1a74fefc5a",  # noqa: E501
+            ),
+            (
+                "blake2b",
+                "48e70abac547ab38e2330e6e6743a0c0f6274dcaa6df2c98135a78a9dd5b04a072d551fc3851b34da03eb0bf50dd71c7f32a8c36956e99fd6c66491bc7844800",  # noqa: E501
+            ),
+            (
+                "sha256",
+                "72e8531e49038c5f9c4a837b088bfcb8011f4a9f76335c8f0654df6ac539b3d6",
+            ),
+            (
+                "sha512",
+                "e08a00a4b86358e49a318e7e3ba7a3d2fabdd17a2fef95559a0af681ea07ab1296b0b8e11e645297da296290661dc07ae3c8f74eab66bd18a80dce0c0ccb355b",  # noqa: E501
+            ),
+            (
+                "sha384",
+                "aa3144e28c6700a83247e8ec8711af5d3f5f75997990d48ec41e66bd275b3d0e19ee6f2fe525a358f874aa717afd06a9",  # noqa: E501
+            ),
+            ("sha3_224", "64bfc6e4125b4c6d67fd88ad1c7d1b5c4dc11a1970e433cd576c91d4"),
+            ("sha1", "4c057579005ac3e68e951a11ffdc4b27c6ae16af"),
+            (
+                "sha3_256",
+                "ba3d2a964b0680b6dc9565a03952e29c294c785d5a2307d3e2d785d73b75ed7e",
+            ),
+        ]
+        if hash_name in algorithms_guaranteed
+    ],
+)
+def test_guaranteed_hash(
+    hash_name: str, expected: str, fixture_dir: FixtureDirGetter
+) -> None:
+    root_dir = Path(__file__).parent.parent.parent
+    file_path = root_dir / fixture_dir("distributions/demo-0.1.0.tar.gz")
+    assert get_file_hash(file_path, hash_name) == expected