Display rows in the same table regardless of their column order given they are equal. (#1392)

tests/shell/pipeline/mod.rs

@@ -1,6 +1,8 @@
 mod commands;
 
+use nu_test_support::fs::Stub::FileWithContentToBeTrimmed;
 use nu_test_support::nu;
+use nu_test_support::playground::Playground;
 
 #[test]
 fn doesnt_break_on_utf8() {
@@ -8,3 +10,31 @@ fn doesnt_break_on_utf8() {
 
     assert_eq!(actual, "ö", "'{}' should contain ö", actual);
 }
+
+#[test]
+fn visualize_one_table_given_rows_with_same_columns_regardless_of_their_order_per_row() {
+    Playground::setup("visualize_table_test_1", |dirs, sandbox| {
+        sandbox.with_files(vec![FileWithContentToBeTrimmed(
+            "unordered_columns.txt",
+            r#"
+                [
+                    {"name":"Andrés", "rusty_luck": 1         },
+                    {"rusty_luck": 1,       "name": "Jonathan"},
+                ]
+            "#,
+        )]);
+
+        let actual = nu!(
+            cwd: dirs.test(), "open unordered_columns.txt | from-json"
+        );
+
+        let name_column_indices: Vec<_> = actual.match_indices("name").collect();
+        let rusty_luck_column_indices: Vec<_> = actual.match_indices("rusty_luck").collect();
+
+        for (index, (name_index, _)) in name_column_indices.iter().enumerate() {
+            let (rusty_luck_index, _) = rusty_luck_column_indices[index];
+
+            assert!(name_index < &rusty_luck_index);
+        }
+    })
+}