Test all pentagons at all resolutions

Author: Nicholas Rabinowitz

src/apps/testapps/testH3UniEdge.c

@@ -124,21 +124,30 @@ SUITE(h3UniEdge) {
     }
 
     TEST(getH3UnidirectionalEdgeFromPentagon) {
-        H3Index pentagon = 0x801dfffffffffff;
+        H3Index pentagons[NUM_PENTAGONS] = {0};
         H3Index ring[7] = {0};
+        H3Index pentagon;
         H3Index edge;
 
-        H3_EXPORT(kRing)(pentagon, 1, ring);
-
-        for (int i = 0; i < 7; i++) {
-            H3Index neighbor = ring[i];
-            if (neighbor == pentagon || neighbor == 0) continue;
-            edge = H3_EXPORT(getH3UnidirectionalEdge)(pentagon, neighbor);
-            t_assert(H3_EXPORT(h3UnidirectionalEdgeIsValid)(edge),
-                     "pentagon-to-neighbor is a valid edge");
-            edge = H3_EXPORT(getH3UnidirectionalEdge)(neighbor, pentagon);
-            t_assert(H3_EXPORT(h3UnidirectionalEdgeIsValid)(edge),
-                     "neighbor-to-pentagon is a valid edge");
+        for (int res = 0; res < 16; res++) {
+            H3_EXPORT(getPentagonIndexes)(res, pentagons);
+            for (int p = 0; p < NUM_PENTAGONS; p++) {
+                pentagon = pentagons[p];
+                H3_EXPORT(kRing)(pentagon, 1, ring);
+
+                for (int i = 0; i < 7; i++) {
+                    H3Index neighbor = ring[i];
+                    if (neighbor == pentagon || neighbor == 0) continue;
+                    edge =
+                        H3_EXPORT(getH3UnidirectionalEdge)(pentagon, neighbor);
+                    t_assert(H3_EXPORT(h3UnidirectionalEdgeIsValid)(edge),
+                             "pentagon-to-neighbor is a valid edge");
+                    edge =
+                        H3_EXPORT(getH3UnidirectionalEdge)(neighbor, pentagon);
+                    t_assert(H3_EXPORT(h3UnidirectionalEdgeIsValid)(edge),
+                             "neighbor-to-pentagon is a valid edge");
+                }
+            }
         }
     }