display what accouting would create

web/src/pages/add_table/ui.rs

@@ -197,6 +197,77 @@ mod tests {
         assert!(html.contains(r#"<optgroup label="System-created">"#));
     }
 
+    /// Choosing a compound type says what it will add, instead of leaving the
+    /// choice to be discovered after the table exists.
+    #[test]
+    fn choosing_accounting_shows_the_columns_it_will_generate() {
+        let mut state = page();
+        assert!(!render_builder(&state).contains("compound-note"));
+
+        state.draft.columns.type_input = "accounting".to_string();
+        let html = render_builder(&state);
+
+        assert!(html.contains("compound-note"));
+        for generated in ["name", "tax_point_date", "debit", "credit", "account_id"] {
+            assert!(
+                html.contains(&format!("<code>{generated}</code>")),
+                "the note is missing {generated}"
+            );
+        }
+        // A definition row is named after its own type, so there is nothing to
+        // type in and nothing to index.
+        assert!(!html.contains(r#"name="column_name_input""#));
+        assert!(!html.contains(r#"name="column_indexing_input""#));
+        // It does declare the currency its DEBIT and CREDIT are kept in.
+        assert!(html.contains(r#"name="column_currency_input""#));
+    }
+
+    /// The column list can be reordered, and the ends say so by refusing.
+    #[test]
+    fn columns_carry_move_buttons_that_stop_at_the_ends() {
+        let mut state = page();
+        state.draft.columns.added.push(ColumnDefinition {
+            name: "total".to_string(),
+            data_type: "money".to_string(),
+            indexed: false,
+            quantity_ledger: false,
+            money_mode: MoneyMode::Exact,
+            currency: "EUR".to_string(),
+        });
+
+        let html = render_builder(&state);
+
+        assert!(html.contains(r#""action": "move-column-down", "index": "0""#));
+        assert!(html.contains(r#""action": "move-column-up", "index": "1""#));
+        // The first column cannot move up, nor the last one down.
+        assert!(!html.contains(r#""action": "move-column-up", "index": "0""#));
+        assert!(!html.contains(r#""action": "move-column-down", "index": "1""#));
+        assert_eq!(html.matches("disabled").count(), 2);
+    }
+
+    /// And an added definition row is listed with the columns it stands for.
+    #[test]
+    fn the_column_list_shows_generated_columns_under_their_definition_row() {
+        let mut state = page();
+        state.draft.columns.added.push(ColumnDefinition {
+            name: "accounting".to_string(),
+            data_type: "accounting".to_string(),
+            indexed: false,
+            quantity_ledger: false,
+            money_mode: MoneyMode::Exact,
+            currency: "EUR".to_string(),
+        });
+
+        let html = render_builder(&state);
+
+        assert!(html.contains("generated-row"));
+        assert!(html.contains("generated by accounting"));
+        assert!(html.contains("<code>tax_point_date</code>"));
+        // A generated column is not the user's to remove: the definition row
+        // is the only one of the two with a Remove button.
+        assert_eq!(html.matches("remove-column").count(), 2);
+    }
+
     #[test]
     fn the_new_profile_fields_appear_only_for_a_new_profile() {
         let mut state = page();