1 files changed, 50 insertions, 0 deletions
diff --git a/test/src/mbgl/test/mock.hpp b/test/src/mbgl/test/mock.hpp
new file mode 100644
index 0000000000..b8eb020105
--- /dev/null
+++ b/test/src/mbgl/test/mock.hpp
@@ -0,0 +1,50 @@
+#pragma once
+
+#include <cstdint>
+#include <string>
+#include <memory>
+#include <set>
+#include <map>
+
+#include <mbgl/tile/tile_id.hpp>
+#include <mbgl/util/range.hpp>
+
+struct MockTileData;
+
+struct MockSource {
+    mbgl::Range<uint8_t> zoomRange { 0, 16 };
+    std::map<mbgl::OverscaledTileID, std::unique_ptr<MockTileData>> dataTiles;
+    std::set<mbgl::UnwrappedTileID> idealTiles;
+
+    // Test API
+    inline MockTileData* createTileData(const mbgl::OverscaledTileID& tileID);
+};
+
+struct MockBucket {};
+
+
+struct MockTileData {
+    MockTileData(const mbgl::OverscaledTileID& tileID_) : tileID(tileID_) {}
+
+    bool hasTriedCache() const {
+        return triedOptional;
+    }
+
+    bool isRenderable() const {
+        return renderable;
+    }
+
+    bool isLoaded() const {
+        return loaded;
+    }
+
+    bool renderable = false;
+    bool triedOptional = false;
+    bool loaded = false;
+    const mbgl::OverscaledTileID tileID;
+};
+
+MockTileData* MockSource::createTileData(const mbgl::OverscaledTileID& tileID) {
+    // Replace the existing MockTileData object, if any.
+    return (dataTiles[tileID] = std::make_unique<MockTileData>(tileID)).get();
+}