From f648cfeef6544755fdb10c3cf8847e878d70e0ff Mon Sep 17 00:00:00 2001
From: Anand Thakker <anandthakker@users.noreply.github.com>
Date: Wed, 8 Nov 2017 12:34:02 -0500
Subject: Implement Expressions (#9439)

Ports https://github.com/mapbox/mapbox-gl-js/pull/4777 (and its several follow-ups)
---
 test/fixtures/style_parser/expressions.style.json | 74 +++++++++++++++++++++++
 1 file changed, 74 insertions(+)
 create mode 100644 test/fixtures/style_parser/expressions.style.json

(limited to 'test/fixtures/style_parser/expressions.style.json')

diff --git a/test/fixtures/style_parser/expressions.style.json b/test/fixtures/style_parser/expressions.style.json
new file mode 100644
index 0000000000..b9b4aeac7f
--- /dev/null
+++ b/test/fixtures/style_parser/expressions.style.json
@@ -0,0 +1,74 @@
+{
+  "version": 8,
+  "sources": {
+    "source": {
+      "type": "vector",
+      "url": "mapbox://mapbox.mapbox-streets-v5"
+    }
+  },
+  "layers": [
+    {
+      "id": "valid expression",
+      "type": "fill",
+      "source": "source",
+      "source-layer": "layer",
+      "paint": {
+        "fill-color": ["rgba", 10, ["number", ["get", "x"]], 30, 1]
+      }
+    },
+    {
+      "id": "invalid expression type - color",
+      "type": "fill",
+      "source": "source",
+      "source-layer": "layer",
+      "paint": {
+        "fill-color": ["pi"]
+      }
+    },
+    {
+      "id": "invalid expression - fails type checking",
+      "type": "fill",
+      "source": "source",
+      "source-layer": "layer",
+      "paint": {
+        "fill-color": ["rgba", 1, "should be a number", 0, 1]
+      }
+    },
+    {
+      "id": "invalid expression - nested zoom expression",
+      "type": "fill",
+      "source": "source",
+      "source-layer": "layer",
+      "paint": {
+        "fill-opacity": ["+", 0.5, ["interpolate", ["linear"], ["zoom"], 0, 0, 1, 1]]
+      }
+    },
+    {
+      "id": "invalid expression - not allowed in visibility",
+      "type": "fill",
+      "source": "source",
+      "source-layer": "layer",
+      "layout": {
+        "visibility": ["literal", true]
+      }
+    },
+    {
+      "id": "invalid expression - not a DDS property",
+      "type": "fill-extrusion",
+      "source": "source",
+      "source-layer": "layer",
+      "paint": {
+        "fill-extrusion-opacity": ["get", "opacity"]
+      }
+    },
+    {
+      "id": "invalid expression - line-dasharray must use step interpolation",
+      "type": "line",
+      "source": "source",
+      "source-layer": "layer",
+      "paint": {
+        "line-dasharray": ["interpolate", ["linear"], ["zoom"], 0, ["literal", [1, 2]], 1, ["literal", [3, 4]]]
+      }
+    }
+  ]
+}
-- 
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