diff --git a/test_fixtures/flex/gap_column_gap_start_index.html b/test_fixtures/flex/gap_column_gap_start_index.html
new file mode 100644
index 000000000..2b255b0ce
--- /dev/null
+++ b/test_fixtures/flex/gap_column_gap_start_index.html
@@ -0,0 +1,20 @@
+
+
+
+
+
+
+ Test description
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/tests/generated/flex/gap_column_gap_start_index.rs b/tests/generated/flex/gap_column_gap_start_index.rs
new file mode 100644
index 000000000..5d6047564
--- /dev/null
+++ b/tests/generated/flex/gap_column_gap_start_index.rs
@@ -0,0 +1,86 @@
+#[test]
+fn gap_column_gap_start_index() {
+ #[allow(unused_imports)]
+ use taffy::{prelude::*, tree::Layout};
+ let mut taffy = taffy::Taffy::new();
+ let node0 = taffy
+ .new_leaf(taffy::style::Style {
+ position: taffy::style::Position::Absolute,
+ size: taffy::geometry::Size {
+ width: taffy::style::Dimension::Length(20f32),
+ height: taffy::style::Dimension::Length(20f32),
+ },
+ ..Default::default()
+ })
+ .unwrap();
+ let node1 = taffy
+ .new_leaf(taffy::style::Style {
+ size: taffy::geometry::Size {
+ width: taffy::style::Dimension::Length(20f32),
+ height: taffy::style::Dimension::Length(20f32),
+ },
+ ..Default::default()
+ })
+ .unwrap();
+ let node2 = taffy
+ .new_leaf(taffy::style::Style {
+ size: taffy::geometry::Size {
+ width: taffy::style::Dimension::Length(20f32),
+ height: taffy::style::Dimension::Length(20f32),
+ },
+ ..Default::default()
+ })
+ .unwrap();
+ let node3 = taffy
+ .new_leaf(taffy::style::Style {
+ size: taffy::geometry::Size {
+ width: taffy::style::Dimension::Length(20f32),
+ height: taffy::style::Dimension::Length(20f32),
+ },
+ ..Default::default()
+ })
+ .unwrap();
+ let node = taffy
+ .new_with_children(
+ taffy::style::Style {
+ flex_wrap: taffy::style::FlexWrap::Wrap,
+ gap: taffy::geometry::Size {
+ width: taffy::style::LengthPercentage::Length(10f32),
+ height: taffy::style::LengthPercentage::Length(20f32),
+ },
+ size: taffy::geometry::Size { width: taffy::style::Dimension::Length(80f32), height: auto() },
+ ..Default::default()
+ },
+ &[node0, node1, node2, node3],
+ )
+ .unwrap();
+ taffy.compute_layout(node, taffy::geometry::Size::MAX_CONTENT).unwrap();
+ println!("\nComputed tree:");
+ taffy::util::print_tree(&taffy, node);
+ println!();
+ let Layout { size, location, .. } = taffy.layout(node).unwrap();
+ assert_eq!(size.width, 80f32, "width of node {:?}. Expected {}. Actual {}", node, 80f32, size.width);
+ assert_eq!(size.height, 20f32, "height of node {:?}. Expected {}. Actual {}", node, 20f32, size.height);
+ assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node, 0f32, location.x);
+ assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node, 0f32, location.y);
+ let Layout { size, location, .. } = taffy.layout(node0).unwrap();
+ assert_eq!(size.width, 20f32, "width of node {:?}. Expected {}. Actual {}", node0, 20f32, size.width);
+ assert_eq!(size.height, 20f32, "height of node {:?}. Expected {}. Actual {}", node0, 20f32, size.height);
+ assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node0, 0f32, location.x);
+ assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node0, 0f32, location.y);
+ let Layout { size, location, .. } = taffy.layout(node1).unwrap();
+ assert_eq!(size.width, 20f32, "width of node {:?}. Expected {}. Actual {}", node1, 20f32, size.width);
+ assert_eq!(size.height, 20f32, "height of node {:?}. Expected {}. Actual {}", node1, 20f32, size.height);
+ assert_eq!(location.x, 0f32, "x of node {:?}. Expected {}. Actual {}", node1, 0f32, location.x);
+ assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node1, 0f32, location.y);
+ let Layout { size, location, .. } = taffy.layout(node2).unwrap();
+ assert_eq!(size.width, 20f32, "width of node {:?}. Expected {}. Actual {}", node2, 20f32, size.width);
+ assert_eq!(size.height, 20f32, "height of node {:?}. Expected {}. Actual {}", node2, 20f32, size.height);
+ assert_eq!(location.x, 30f32, "x of node {:?}. Expected {}. Actual {}", node2, 30f32, location.x);
+ assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node2, 0f32, location.y);
+ let Layout { size, location, .. } = taffy.layout(node3).unwrap();
+ assert_eq!(size.width, 20f32, "width of node {:?}. Expected {}. Actual {}", node3, 20f32, size.width);
+ assert_eq!(size.height, 20f32, "height of node {:?}. Expected {}. Actual {}", node3, 20f32, size.height);
+ assert_eq!(location.x, 60f32, "x of node {:?}. Expected {}. Actual {}", node3, 60f32, location.x);
+ assert_eq!(location.y, 0f32, "y of node {:?}. Expected {}. Actual {}", node3, 0f32, location.y);
+}
diff --git a/tests/generated/flex/mod.rs b/tests/generated/flex/mod.rs
index d80105ba7..bd2b8baed 100644
--- a/tests/generated/flex/mod.rs
+++ b/tests/generated/flex/mod.rs
@@ -238,6 +238,7 @@ mod gap_column_gap_percentage_flexible;
mod gap_column_gap_percentage_flexible_with_padding;
mod gap_column_gap_percentage_inflexible;
mod gap_column_gap_row_gap_wrapping;
+mod gap_column_gap_start_index;
mod gap_column_gap_wrap_align_center;
mod gap_column_gap_wrap_align_flex_end;
mod gap_column_gap_wrap_align_flex_start;