ls .file and ls **/.* show hidden files (#2379)

crates/nu-cli/tests/commands/ls.rs

@@ -155,6 +155,65 @@ fn list_files_from_two_parents_up_using_multiple_dots() {
     })
 }
 
+#[test]
+fn lists_hidden_file_when_explicitly_specified() {
+    Playground::setup("ls_test_7", |dirs, sandbox| {
+        sandbox.with_files(vec![
+            EmptyFile("los.txt"),
+            EmptyFile("tres.txt"),
+            EmptyFile("amigos.txt"),
+            EmptyFile("arepas.clu"),
+            EmptyFile(".testdotfile"),
+        ]);
+
+        let actual = nu!(
+            cwd: dirs.test(), pipeline(
+            r#"
+                ls .testdotfile
+                | count
+                | echo $it
+            "#
+        ));
+
+        assert_eq!(actual.out, "1");
+    })
+}
+
+#[test]
+fn lists_all_hidden_files_when_glob_contains_dot() {
+    Playground::setup("ls_test_8", |dirs, sandbox| {
+        sandbox
+            .with_files(vec![
+                EmptyFile("root1.txt"),
+                EmptyFile("root2.txt"),
+                EmptyFile(".dotfile1"),
+            ])
+            .within("dir_a")
+            .with_files(vec![
+                EmptyFile("yehuda.10.txt"),
+                EmptyFile("jonathan.10.txt"),
+                EmptyFile(".dotfile2"),
+            ])
+            .within("dir_b")
+            .with_files(vec![
+                EmptyFile("andres.10.txt"),
+                EmptyFile("chicken_not_to_be_picked_up.100.txt"),
+                EmptyFile(".dotfile3"),
+            ]);
+
+        let actual = nu!(
+            cwd: dirs.test(), pipeline(
+            r#"
+                ls **/.*
+                | count
+                | echo $it
+            "#
+        ));
+
+        assert_eq!(actual.out, "3");
+    })
+}
+
 #[test]
 fn list_all_columns() {
     Playground::setup(