diff --git a/testsuite/gsk/compare/mask-empty-mask.node b/testsuite/gsk/compare/mask-empty-mask.node
new file mode 100644
index 0000000000..7da4caac68
--- /dev/null
+++ b/testsuite/gsk/compare/mask-empty-mask.node
@@ -0,0 +1,35 @@
+mask {
+  source: color {
+    bounds: 0 0 40 40;
+    color: rgb(255,0,204);
+  }
+  mask: container {
+  }
+}
+mask {
+  mode: inverted-alpha;
+  source: color {
+    bounds: 0 50 40 40;
+    color: rgb(255,0,204);
+  }
+  mask: container {
+  }
+}
+mask {
+  mode: luminance;
+  source: color {
+    bounds: 50 0 40 40;
+    color: rgb(255,0,204);
+  }
+  mask: container {
+  }
+}
+mask {
+  mode: inverted-luminance;
+  source: color {
+    bounds: 50 50 40 40;
+    color: rgb(255,0,204);
+  }
+  mask: container {
+  }
+}
diff --git a/testsuite/gsk/compare/mask-empty-mask.png b/testsuite/gsk/compare/mask-empty-mask.png
new file mode 100644
index 0000000000..e1515bcf6b
Binary files /dev/null and b/testsuite/gsk/compare/mask-empty-mask.png differ
diff --git a/testsuite/gsk/compare/mask-empty-source.node b/testsuite/gsk/compare/mask-empty-source.node
new file mode 100644
index 0000000000..d42a5df867
--- /dev/null
+++ b/testsuite/gsk/compare/mask-empty-source.node
@@ -0,0 +1,41 @@
+/* guarantee bounds */
+color {
+  color: transparent;
+  bounds: 0 0 90 90;
+}
+
+mask {
+  source: container {
+  }
+  mask: color {
+    bounds: 0 0 40 40;
+    color: rgb(255,0,204);
+  }
+}
+mask {
+  mode: inverted-alpha;
+  source: container {
+  }
+  mask: color {
+    bounds: 0 50 40 40;
+    color: rgb(255,0,204);
+  }
+}
+mask {
+  mode: luminance;
+  source: container {
+  }
+  mask: color {
+    bounds: 50 0 40 40;
+    color: rgb(255,0,204);
+  }
+}
+mask {
+  mode: inverted-luminance;
+  source: container {
+  }
+  mask: color {
+    bounds: 50 50 40 40;
+    color: rgb(255,0,204);
+  }
+}
diff --git a/testsuite/gsk/compare/mask-empty-source.png b/testsuite/gsk/compare/mask-empty-source.png
new file mode 100644
index 0000000000..a0bac28573
Binary files /dev/null and b/testsuite/gsk/compare/mask-empty-source.png differ
diff --git a/testsuite/gsk/meson.build b/testsuite/gsk/meson.build
index 3bd336f856..fd5d744a6e 100644
--- a/testsuite/gsk/meson.build
+++ b/testsuite/gsk/meson.build
@@ -99,6 +99,8 @@ compare_render_tests = [
   'linear-gradient-with-64-colorstops',
   'mask',
   'mask-clipped-inverted-alpha',
+  'mask-empty-mask',
+  'mask-empty-source',
   'mask-modes',
   'mask-modes-in-opacity',
   'mask-modes-with-alpha',