10 files changed, 193 insertions, 0 deletions
diff --git a/gfx/wr/wrench/reftests/tiles/complex-shared-clip-root-ref.yaml b/gfx/wr/wrench/reftests/tiles/complex-shared-clip-root-ref.yaml
new file mode 100644
index 0000000000..6a76d67f33
--- /dev/null
+++ b/gfx/wr/wrench/reftests/tiles/complex-shared-clip-root-ref.yaml
@@ -0,0 +1,13 @@
+---
+root:
+  items:
+    -
+      type: clip
+      id: 2
+      complex:
+        - rect: [50, 50, 200, 200]
+          radius: 16
+    - type: rect
+      bounds: [50, 50, 200, 200]
+      color: red
+      clip-chain: [2]
diff --git a/gfx/wr/wrench/reftests/tiles/complex-shared-clip-root.yaml b/gfx/wr/wrench/reftests/tiles/complex-shared-clip-root.yaml
new file mode 100644
index 0000000000..3d32a7f006
--- /dev/null
+++ b/gfx/wr/wrench/reftests/tiles/complex-shared-clip-root.yaml
@@ -0,0 +1,25 @@
+# verify that we don't select a shared clip root for a tile cache that has an ancestor complex clip
+---
+root:
+  items:
+    -
+      type: clip
+      id: 2
+      complex:
+        - rect: [50, 50, 200, 200]
+          radius: 16
+    -
+      type: clip
+      id: 3
+      bounds: [50, 50, 200, 200]
+
+    - type: scroll-frame
+      bounds: 50 50 200 200
+      scroll-offset: [0, 0]
+      id: 10
+      items:
+        - type: rect
+          bounds: [50, 50, 200, 200]
+          color: red
+          spatial-id: 10
+          clip-chain: [3, 2]
diff --git a/gfx/wr/wrench/reftests/tiles/mix-blend-clip-ref.yaml b/gfx/wr/wrench/reftests/tiles/mix-blend-clip-ref.yaml
new file mode 100644
index 0000000000..e31ead5b87
--- /dev/null
+++ b/gfx/wr/wrench/reftests/tiles/mix-blend-clip-ref.yaml
@@ -0,0 +1,14 @@
+---
+root:
+  items:
+    - type: stacking-context
+      blend-container: true
+      items:
+        - type: rect
+          bounds: [0, 0, 128, 128]
+          color: magenta
+        - type: stacking-context
+          mix-blend-mode: lighten
+          items:
+            - image: checkerboard(0, 16, 16, 8, 8)
+              bounds: [0, 0, 128, 128]
diff --git a/gfx/wr/wrench/reftests/tiles/mix-blend-clip.yaml b/gfx/wr/wrench/reftests/tiles/mix-blend-clip.yaml
new file mode 100644
index 0000000000..43b68f1787
--- /dev/null
+++ b/gfx/wr/wrench/reftests/tiles/mix-blend-clip.yaml
@@ -0,0 +1,31 @@
+# Test that a backdrop which has both a shared clip (on the tile cache) and is also scrolled
+# correctly calculates the available backdrop rect for a mix-blend on a child.
+---
+root:
+  items:
+    -
+      bounds: [0, 0, 128, 128]
+      type: clip
+      id: 2
+    - type: clip-chain
+      id: 12
+      clips: [2]
+    - type: stacking-context
+      blend-container: true
+      items:
+        - type: scroll-frame
+          bounds: 0 0 128 512
+          scroll-offset: [0, 128]
+          id: 3
+          items:
+            - type: rect
+              bounds: [0, 0, 128, 512]
+              color: magenta
+              spatial-id: 3
+              clip-chain: 12
+            - type: stacking-context
+              mix-blend-mode: lighten
+              clip-chain: 12
+              items:
+                - image: checkerboard(0, 16, 16, 8, 16)
+                  bounds: [0, 0, 128, 256]
diff --git a/gfx/wr/wrench/reftests/tiles/prim-suite.yaml b/gfx/wr/wrench/reftests/tiles/prim-suite.yaml
new file mode 100644
index 0000000000..2a170f8fc9
--- /dev/null
+++ b/gfx/wr/wrench/reftests/tiles/prim-suite.yaml
@@ -0,0 +1,45 @@
+---
+root:
+  items:
+        - type: stacking-context
+          bounds: [50, 50, 100, 100]
+          transform: rotate(30)
+          items:
+            - type: rect
+              bounds: [ 10, 10, 80, 80 ]
+              color: [0, 255, 0]
+            - type: box-shadow
+              bounds: [ 10, 10, 80, 80 ]
+              blur-radius: 25
+              clip-mode: inset
+
+            - type: rect
+              bounds: [ 140, 10, 80, 80 ]
+              color: [0, 255, 0]
+            - type: box-shadow
+              bounds: [ 140, 10, 80, 80 ]
+              blur-radius: 25
+              clip-mode: outset
+
+            - type: border
+              bounds: [ 250, 10, 100, 100 ]
+              width: [ 10, 10, 10, 10 ]
+              border-type: normal
+              style: solid
+              color: [ red, green, blue, black ]
+              radius: {
+                top-left: [20, 20],
+                top-right: [10, 10],
+                bottom-left: [25, 25],
+                bottom-right: [0, 0],
+              }
+
+            - bounds: [150, 150, 128, 128]
+              image: checkerboard(4, 15, 8)
+              stretch-size: 128 128
+
+            - type: radial-gradient
+              bounds: 300 150 100 100
+              center: 50 50
+              radius: 50 50
+              stops: [0, red, 1, blue]
diff --git a/gfx/wr/wrench/reftests/tiles/rect.yaml b/gfx/wr/wrench/reftests/tiles/rect.yaml
new file mode 100644
index 0000000000..e3f71ac9dd
--- /dev/null
+++ b/gfx/wr/wrench/reftests/tiles/rect.yaml
@@ -0,0 +1,6 @@
+---
+root:
+  items:
+  - type: rect
+    bounds: 50 50 200 200
+    color: red
diff --git a/gfx/wr/wrench/reftests/tiles/reftest.list b/gfx/wr/wrench/reftests/tiles/reftest.list
new file mode 100644
index 0000000000..800563b87c
--- /dev/null
+++ b/gfx/wr/wrench/reftests/tiles/reftest.list
@@ -0,0 +1,7 @@
+** rect.yaml
+fuzzy(1,2000) ** simple-gradient.yaml
+# TODO: Fix rasterizer inaccuracies so this is the same regardless of tile size!
+!* prim-suite.yaml
+== mix-blend-clip.yaml mix-blend-clip-ref.yaml
+platform(linux) == tile-cache-raster-root.yaml tile-cache-raster-root.png
+== complex-shared-clip-root.yaml complex-shared-clip-root-ref.yaml
diff --git a/gfx/wr/wrench/reftests/tiles/simple-gradient.yaml b/gfx/wr/wrench/reftests/tiles/simple-gradient.yaml
new file mode 100644
index 0000000000..0879b2442f
--- /dev/null
+++ b/gfx/wr/wrench/reftests/tiles/simple-gradient.yaml
@@ -0,0 +1,9 @@
+---
+root:
+  items:
+    - type: gradient
+      bounds: [ 0, 0, 1980, 1080]
+      start: [ 0, -2000 ]
+      end: [ 0, 4000 ]
+      stops: [ 0.0, red, 1.0, green ]
+      repeat: false
diff --git a/gfx/wr/wrench/reftests/tiles/tile-cache-raster-root.png b/gfx/wr/wrench/reftests/tiles/tile-cache-raster-root.png
new file mode 100644
index 0000000000..2615b4c9cd
--- /dev/null
+++ b/gfx/wr/wrench/reftests/tiles/tile-cache-raster-root.png
diff --git a/gfx/wr/wrench/reftests/tiles/tile-cache-raster-root.yaml b/gfx/wr/wrench/reftests/tiles/tile-cache-raster-root.yaml
new file mode 100644
index 0000000000..9fc06b7bd5
--- /dev/null
+++ b/gfx/wr/wrench/reftests/tiles/tile-cache-raster-root.yaml
@@ -0,0 +1,43 @@
+# Based on a reduced case from blend-clipped.yaml, ensure that if tile caches don't create
+# raster roots (which messes with the special case handling and positioning of them).
+---
+root:
+  items:
+    -
+      type: "stacking-context"
+      items:
+        -
+          bounds: [0, 111, 1887, 1971]
+          type: iframe
+          id: [1, 3]
+  id: [1, 1]
+pipelines:
+  -
+    id: [1, 3]
+    items:
+      -
+        type: "scroll-frame"
+        id: 2
+        bounds: [0, 0, 1887, 1971]
+        clip-to-frame: true
+      -
+        spatial-id: 2
+        type: "stacking-context"
+        items:
+          -
+            bounds: [0, -186, 1887, 239]
+            spatial-id: 2
+            type: clip
+            id: 4
+          -
+            bounds: [-660.45, -186, 0, 0]
+            spatial-id: 2
+            clip-chain: [4]
+            type: "stacking-context"
+            transform: [1, 0, 0, 0, -0.57735026, 1, 0, 0, 0, 0, 1, 0, 68.849, 0, 0, 1]
+            items:
+              -
+                bounds: [0, 0, 1887, 239]
+                type: rect
+                color: blue
+                clip-chain: [2, 4]