test/_expand: port remaining test cases to pytest+pexpect

test/t/conftest.py

@@ -122,6 +122,15 @@ def known_hosts(bash: pexpect.spawn) -> List[str]:
     return sorted(set(output.split()))
 
 
+@pytest.fixture(scope="class")
+def user_home(bash: pexpect.spawn) -> Tuple[str, str]:
+    user = assert_bash_exec(
+        bash, 'id -un 2>/dev/null || echo "$USER"', want_output=True
+    ).strip()
+    home = assert_bash_exec(bash, 'echo "$HOME"', want_output=True).strip()
+    return (user, home)
+
+
 def partialize(
     bash: pexpect.spawn, items: Iterable[str]
 ) -> Tuple[str, List[str]]:

test/t/unit/test_unit_expand.py

@@ -3,11 +3,29 @@
 from conftest import assert_bash_exec
 
 
-@pytest.mark.bashcomp(cmd=None)
+@pytest.mark.bashcomp(cmd=None, ignore_env=r"^[+-](cur|COMPREPLY)=")
 class TestUnitExpand:
     def test_1(self, bash):
         assert_bash_exec(bash, "_expand >/dev/null")
 
     def test_2(self, bash):
         """Test environment non-pollution, detected at teardown."""
         assert_bash_exec(bash, "foo() { _expand; }; foo; unset foo")
+
+    def test_user_home_compreply(self, bash, user_home):
+        user, home = user_home
+        output = assert_bash_exec(
+            bash,
+            r'cur="~%s"; _expand; printf "%%s\n" "$COMPREPLY"' % user,
+            want_output=True,
+        )
+        assert output.strip() == home
+
+    def test_user_home_cur(self, bash, user_home):
+        user, home = user_home
+        output = assert_bash_exec(
+            bash,
+            r'cur="~%s/a"; _expand; printf "%%s\n" "$cur"' % user,
+            want_output=True,
+        )
+        assert output.strip() == "%s/a" % home

test/t/unit/test_unit_expand_tilde_by_ref.py

@@ -5,14 +5,6 @@
 
 @pytest.mark.bashcomp(cmd=None, ignore_env=r"^[+-]var=")
 class TestUnitExpandTildeByRef:
-    @pytest.fixture(scope="class")
-    def user_home(self, bash):
-        user = assert_bash_exec(
-            bash, 'id -un 2>/dev/null || echo "$USER"', want_output=True
-        ).strip()
-        home = assert_bash_exec(bash, 'echo "$HOME"', want_output=True).strip()
-        return (user, home)
-
     def test_1(self, bash):
         assert_bash_exec(bash, "__expand_tilde_by_ref >/dev/null")