add arrowhead_scaling test

e2etests/stable_test.go

@@ -2464,6 +2464,7 @@ scenarios: {
   }
 }`,
 		},
+		loadFromFile(t, "arrowhead_scaling"),
 	}
 
 	runa(t, tcs)

e2etests/testdata/files/arrowhead_scaling.d2

@@ -0,0 +1,340 @@
+default: {
+  start: ""
+  end: ""
+
+  start.1 <-> end.1: 1 {
+    style.stroke-width: 1
+  }
+  start.2 <-> end.2: 2 {
+    style.stroke-width: 2
+  }
+  start.4 <-> end.4: 4 {
+    style.stroke-width: 4
+  }
+  start.8 <-> end.8: 8 {
+    style.stroke-width: 8
+  }
+  start.15 <-> end.15: 15 {
+    style.stroke-width: 15
+  }
+}
+
+line: {
+  start: ""
+  end: ""
+
+  start.1 -- end.1: 1 {
+    style.stroke-width: 1
+  }
+  start.2 -- end.2: 2 {
+    style.stroke-width: 2
+  }
+  start.4 -- end.4: 4 {
+    style.stroke-width: 4
+  }
+  start.8 -- end.8: 8 {
+    style.stroke-width: 8
+  }
+  start.15 -- end.15: 15 {
+    style.stroke-width: 15
+  }
+}
+
+arrow: {
+  start: ""
+  end: ""
+
+  start.1 <-> end.1: 1 {
+    style.stroke-width: 1
+    source-arrowhead.shape: arrow
+    target-arrowhead.shape: arrow
+  }
+  start.2 <-> end.2: 2 {
+    style.stroke-width: 2
+    source-arrowhead.shape: arrow
+    target-arrowhead.shape: arrow
+  }
+  start.4 <-> end.4: 4 {
+    style.stroke-width: 4
+    source-arrowhead.shape: arrow
+    target-arrowhead.shape: arrow
+  }
+  start.8 <-> end.8: 8 {
+    style.stroke-width: 8
+    source-arrowhead.shape: arrow
+    target-arrowhead.shape: arrow
+  }
+  start.15 <-> end.15: 15 {
+    style.stroke-width: 15
+    source-arrowhead.shape: arrow
+    target-arrowhead.shape: arrow
+  }
+}
+
+diamond: {
+  start: ""
+  end: ""
+
+  start.1 <-> end.1: 1 {
+    style.stroke-width: 1
+    source-arrowhead.shape: diamond
+    target-arrowhead.shape: diamond
+  }
+  start.2 <-> end.2: 2 {
+    style.stroke-width: 2
+    source-arrowhead.shape: diamond
+    target-arrowhead.shape: diamond
+  }
+  start.4 <-> end.4: 4 {
+    style.stroke-width: 4
+    source-arrowhead.shape: diamond
+    target-arrowhead.shape: diamond
+  }
+  start.8 <-> end.8: 8 {
+    style.stroke-width: 8
+    source-arrowhead.shape: diamond
+    target-arrowhead.shape: diamond
+  }
+  start.15 <-> end.15: 15 {
+    style.stroke-width: 15
+    source-arrowhead.shape: diamond
+    target-arrowhead.shape: diamond
+  }
+}
+
+filled diamond: {
+  start: ""
+  end: ""
+
+  start.1 <-> end.1: 1 {
+    style.stroke-width: 1
+    source-arrowhead.shape: diamond
+    target-arrowhead.shape: diamond
+    source-arrowhead.style.filled: true
+    target-arrowhead.style.filled: true
+  }
+  start.2 <-> end.2: 2 {
+    style.stroke-width: 2
+    source-arrowhead.shape: diamond
+    target-arrowhead.shape: diamond
+    source-arrowhead.style.filled: true
+    target-arrowhead.style.filled: true
+  }
+  start.4 <-> end.4: 4 {
+    style.stroke-width: 4
+    source-arrowhead.shape: diamond
+    target-arrowhead.shape: diamond
+    source-arrowhead.style.filled: true
+    target-arrowhead.style.filled: true
+  }
+  start.8 <-> end.8: 8 {
+    style.stroke-width: 8
+    source-arrowhead.shape: diamond
+    target-arrowhead.shape: diamond
+    source-arrowhead.style.filled: true
+    target-arrowhead.style.filled: true
+  }
+  start.15 <-> end.15: 15 {
+    style.stroke-width: 15
+    source-arrowhead.shape: diamond
+    target-arrowhead.shape: diamond
+    source-arrowhead.style.filled: true
+    target-arrowhead.style.filled: true
+  }
+}
+
+circle: {
+  start: ""
+  end: ""
+
+  start.1 <-> end.1: 1 {
+    style.stroke-width: 1
+    source-arrowhead.shape: circle
+    target-arrowhead.shape: circle
+  }
+  start.2 <-> end.2: 2 {
+    style.stroke-width: 2
+    source-arrowhead.shape: circle
+    target-arrowhead.shape: circle
+  }
+  start.4 <-> end.4: 4 {
+    style.stroke-width: 4
+    source-arrowhead.shape: circle
+    target-arrowhead.shape: circle
+  }
+  start.8 <-> end.8: 8 {
+    style.stroke-width: 8
+    source-arrowhead.shape: circle
+    target-arrowhead.shape: circle
+  }
+  start.15 <-> end.15: 15 {
+    style.stroke-width: 15
+    source-arrowhead.shape: circle
+    target-arrowhead.shape: circle
+  }
+}
+
+filled circle: {
+  start: ""
+  end: ""
+
+  start.1 <-> end.1: 1 {
+    style.stroke-width: 1
+    source-arrowhead.shape: circle
+    target-arrowhead.shape: circle
+    source-arrowhead.style.filled: true
+    target-arrowhead.style.filled: true
+  }
+  start.2 <-> end.2: 2 {
+    style.stroke-width: 2
+    source-arrowhead.shape: circle
+    target-arrowhead.shape: circle
+    source-arrowhead.style.filled: true
+    target-arrowhead.style.filled: true
+  }
+  start.4 <-> end.4: 4 {
+    style.stroke-width: 4
+    source-arrowhead.shape: circle
+    target-arrowhead.shape: circle
+    source-arrowhead.style.filled: true
+    target-arrowhead.style.filled: true
+  }
+  start.8 <-> end.8: 8 {
+    style.stroke-width: 8
+    source-arrowhead.shape: circle
+    target-arrowhead.shape: circle
+    source-arrowhead.style.filled: true
+    target-arrowhead.style.filled: true
+  }
+  start.15 <-> end.15: 15 {
+    style.stroke-width: 15
+    source-arrowhead.shape: circle
+    target-arrowhead.shape: circle
+    source-arrowhead.style.filled: true
+    target-arrowhead.style.filled: true
+  }
+}
+
+cf one: {
+  start: ""
+  end: ""
+
+  start.1 <-> end.1: 1 {
+    style.stroke-width: 1
+    source-arrowhead.shape: cf-one
+    target-arrowhead.shape: cf-one
+  }
+  start.2 <-> end.2: 2 {
+    style.stroke-width: 2
+    source-arrowhead.shape: cf-one
+    target-arrowhead.shape: cf-one
+  }
+  start.4 <-> end.4: 4 {
+    style.stroke-width: 4
+    source-arrowhead.shape: cf-one
+    target-arrowhead.shape: cf-one
+  }
+  start.8 <-> end.8: 8 {
+    style.stroke-width: 8
+    source-arrowhead.shape: cf-one
+    target-arrowhead.shape: cf-one
+  }
+  start.15 <-> end.15: 15 {
+    style.stroke-width: 15
+    source-arrowhead.shape: cf-one
+    target-arrowhead.shape: cf-one
+  }
+}
+
+cf one required: {
+  start: ""
+  end: ""
+
+  start.1 <-> end.1: 1 {
+    style.stroke-width: 1
+    source-arrowhead.shape: cf-one-required
+    target-arrowhead.shape: cf-one-required
+  }
+  start.2 <-> end.2: 2 {
+    style.stroke-width: 2
+    source-arrowhead.shape: cf-one-required
+    target-arrowhead.shape: cf-one-required
+  }
+  start.4 <-> end.4: 4 {
+    style.stroke-width: 4
+    source-arrowhead.shape: cf-one-required
+    target-arrowhead.shape: cf-one-required
+  }
+  start.8 <-> end.8: 8 {
+    style.stroke-width: 8
+    source-arrowhead.shape: cf-one-required
+    target-arrowhead.shape: cf-one-required
+  }
+  start.15 <-> end.15: 15 {
+    style.stroke-width: 15
+    source-arrowhead.shape: cf-one-required
+    target-arrowhead.shape: cf-one-required
+  }
+}
+
+cf many: {
+  start: ""
+  end: ""
+
+  start.1 <-> end.1: 1 {
+    style.stroke-width: 1
+    source-arrowhead.shape: cf-many
+    target-arrowhead.shape: cf-many
+  }
+  start.2 <-> end.2: 2 {
+    style.stroke-width: 2
+    source-arrowhead.shape: cf-many
+    target-arrowhead.shape: cf-many
+  }
+  start.4 <-> end.4: 4 {
+    style.stroke-width: 4
+    source-arrowhead.shape: cf-many
+    target-arrowhead.shape: cf-many
+  }
+  start.8 <-> end.8: 8 {
+    style.stroke-width: 8
+    source-arrowhead.shape: cf-many
+    target-arrowhead.shape: cf-many
+  }
+  start.15 <-> end.15: 15 {
+    style.stroke-width: 15
+    source-arrowhead.shape: cf-many
+    target-arrowhead.shape: cf-many
+  }
+}
+
+cf many required: {
+  start: ""
+  end: ""
+
+  start.1 <-> end.1: 1 {
+    style.stroke-width: 1
+    source-arrowhead.shape: cf-many-required
+    target-arrowhead.shape: cf-many-required
+  }
+  start.2 <-> end.2: 2 {
+    style.stroke-width: 2
+    source-arrowhead.shape: cf-many-required
+    target-arrowhead.shape: cf-many-required
+  }
+  start.4 <-> end.4: 4 {
+    style.stroke-width: 4
+    source-arrowhead.shape: cf-many-required
+    target-arrowhead.shape: cf-many-required
+  }
+  start.8 <-> end.8: 8 {
+    style.stroke-width: 8
+    source-arrowhead.shape: cf-many-required
+    target-arrowhead.shape: cf-many-required
+  }
+  start.15 <-> end.15: 15 {
+    style.stroke-width: 15
+    source-arrowhead.shape: cf-many-required
+    target-arrowhead.shape: cf-many-required
+  }
+}