| <!doctype html> |
| <html> |
| <head> |
| <script src="../../http/tests/inspector/resources/inspector-test.js"></script> |
| <script src="resources/table-utilities.js"></script> |
| <script> |
| function test() |
| { |
| InspectorTest.redirectRequestAnimationFrame(); |
| |
| let suite = InspectorTest.createSyncSuite("Table.ColumnAndRowBoundaries"); |
| |
| suite.addTestCase({ |
| name: "Table.IsRowVisible.ExclusiveEnd", |
| description: "_isRowVisible should treat _visibleRowIndexEnd as an exclusive bound (the end index is not rendered).", |
| test() { |
| let table = InspectorTest.createTable(100); |
| |
| // Simulate a strict visible window: rows [10, 20) are rendered, row 20 is not. |
| table._previousRevealedRowCount = 100; |
| table._visibleRowIndexStart = 10; |
| table._visibleRowIndexEnd = 20; |
| |
| InspectorTest.expectFalse(table._isRowVisible(9), "Row just before the start should not be visible."); |
| InspectorTest.expectTrue(table._isRowVisible(10), "First rendered row should be visible."); |
| InspectorTest.expectTrue(table._isRowVisible(19), "Last rendered row should be visible."); |
| InspectorTest.expectFalse(table._isRowVisible(20), "End index is exclusive, so row 20 should not be visible."); |
| |
| return true; |
| } |
| }); |
| |
| suite.addTestCase({ |
| name: "Table.ShowColumn.IntoEmptyVisibleSet", |
| description: "showColumn should not throw when the shown column becomes the only visible column.", |
| test() { |
| let table = InspectorTest.createTable(10); |
| |
| let indexColumn = table.columnWithIdentifier("index"); |
| let nameColumn = table.columnWithIdentifier("name"); |
| |
| // Hide every column so the visible set is empty. |
| table.hideColumn(indexColumn); |
| table.hideColumn(nameColumn); |
| InspectorTest.expectShallowEqual(table.columns.filter((column) => !column.hidden).map((column) => column.identifier), [], "No columns should be visible."); |
| |
| // Showing a column that is not first in column order previously dereferenced |
| // _visibleColumns[0] on an empty array and threw. |
| table.showColumn(nameColumn); |
| |
| InspectorTest.expectFalse(nameColumn.hidden, "The shown column should no longer be hidden."); |
| InspectorTest.expectShallowEqual(table.columns.filter((column) => !column.hidden).map((column) => column.identifier), ["name"], "Only the shown column should be visible."); |
| |
| return true; |
| } |
| }); |
| |
| suite.runTestCasesAndFinish(); |
| } |
| </script> |
| </head> |
| <body onLoad="runTest()"> |
| <p>Tests Table row-visibility boundary checks and showing a column into an empty visible column set.</p> |
| </body> |
| </html> |
