Add a test for avoiding clip groups

jzbrooks · Jun 2, 2021 · d72cb42 · d72cb42
1 parent f7c18c4
commit d72cb42
Showing 1 changed file with 27 additions and 0 deletions.
diff --git a/vgo-core/src/test/kotlin/com/jzbrooks/vgo/core/optimization/CollapseGroupsTests.kt b/vgo-core/src/test/kotlin/com/jzbrooks/vgo/core/optimization/CollapseGroupsTests.kt
@@ -2,6 +2,7 @@ package com.jzbrooks.vgo.core.optimization
 
 import assertk.assertThat
 import assertk.assertions.containsExactly
+import com.jzbrooks.vgo.core.graphic.ClipPath
 import com.jzbrooks.vgo.core.graphic.ContainerElement
 import com.jzbrooks.vgo.core.graphic.Element
 import com.jzbrooks.vgo.core.graphic.Graphic
@@ -73,4 +74,30 @@ class CollapseGroupsTests {
 
         assertThat(graphic::elements).containsExactly(innerGroupWithAttributes)
     }
+
+    @Test
+    fun testAvoidCollapsingGroupsWithClipPaths() {
+        val clip = createPath(listOf(MoveTo(CommandVariant.ABSOLUTE, listOf(Point(10f, 15f)))))
+        val group = Group(
+            listOf(
+                ClipPath(listOf(clip), null, mutableMapOf()),
+                Group(
+                    listOf(ClipPath(listOf(clip), null, mutableMapOf()))
+                )
+            )
+        )
+
+        val graphic = object : Graphic {
+            override var elements: List<Element> = listOf(group)
+            override val id: String? = null
+            override val foreign: MutableMap<String, String> = mutableMapOf()
+        }
+
+        val groupCollapser = CollapseGroups()
+        traverseBottomUp(graphic) {
+            if (it is ContainerElement) groupCollapser.visit(it)
+        }
+
+        assertThat(graphic::elements).containsExactly(group)
+    }
 }