From 8af5dd7157766b334c7ac240c4d22c7a94e2b35c Mon Sep 17 00:00:00 2001
From: Thomas Moelhave <thomas@scalgo.com>
Date: Fri, 2 Sep 2016 15:49:31 +0200
Subject: [PATCH] Move interim chain tests to ol.Tile

---
 test/spec/ol/imagetile.test.js | 66 -------------------------------
 test/spec/ol/tile.test.js      | 71 ++++++++++++++++++++++++++++++++++
 2 files changed, 71 insertions(+), 66 deletions(-)
 create mode 100644 test/spec/ol/tile.test.js

diff --git a/test/spec/ol/imagetile.test.js b/test/spec/ol/imagetile.test.js
index 82de601437..3986c7c4ff 100644
--- a/test/spec/ol/imagetile.test.js
+++ b/test/spec/ol/imagetile.test.js
@@ -60,73 +60,7 @@ describe('ol.ImageTile', function() {
 
       tile.load();
     });
-  });
 
-  describe('interimChain', function() {
-    var head, renderTile;
-    beforeEach(function() {
-      var tileCoord = [0, 0, 0];
-      var src = 'spec/ol/data/osm-0-0-0.png';
-      var tileLoadFunction = ol.source.Image.defaultImageLoadFunction;
-      head = new ol.ImageTile(tileCoord, ol.Tile.State.IDLE, src, null, tileLoadFunction);
-      ol.getUid(head);
-
-      var addToChain = function(tile, state) {
-        var next = new ol.ImageTile(tileCoord, state, src, null, tileLoadFunction);
-        ol.getUid(next);
-        tile.interimTile = next;
-        return next;
-      };
-      var tail = addToChain(head,ol.Tile.State.IDLE); //discard, deprecated by head
-      tail = addToChain(tail,ol.Tile.State.LOADING); //keep, request already going
-      tail = addToChain(tail,ol.Tile.State.IDLE); //discard, deprecated by head
-      tail = addToChain(tail,ol.Tile.State.LOADED); //keep, use for rendering
-      renderTile = tail; //store this tile for later tests
-      tail = addToChain(tail,ol.Tile.State.IDLE);  //rest of list outdated by tile above
-      tail = addToChain(tail,ol.Tile.State.LOADED);
-      tail = addToChain(tail,ol.Tile.State.LOADING);
-      tail = addToChain(tail,ol.Tile.State.LOADED);
-
-    });
-
-    it('shrinks tile chain correctly', function(done) {
-      var chainLength = function(tile) {
-        var c = 0;
-        while (tile) {
-          ++c;
-          tile = tile.interimTile;
-        }
-        return c;
-      };
-
-      expect(chainLength(head)).to.be(9);
-      head.refreshInterimChain();
-      expect(chainLength(head)).to.be(3);
-      done();
-    });
-
-    it('gives the right tile to render', function(done) {
-      expect(head.getInterimTile()).to.be(renderTile);
-      head.refreshInterimChain();
-      expect(head.getInterimTile()).to.be(renderTile);
-      done();
-    });
-
-    it('discards everything after the render tile', function(done) {
-      head.refreshInterimChain();
-      expect(renderTile.interimTile).to.be(null);
-      done();
-    });
-
-    it('preserves order of tiles', function(done) {
-      head.refreshInterimChain();
-      while (head.interimTile !== null) {
-        //use property of ol.getUid returning increasing id's.
-        expect(ol.getUid(head) < ol.getUid(head.interimTile));
-        head = head.interimTile;
-      }
-      done();
-    });
   });
 
 });
diff --git a/test/spec/ol/tile.test.js b/test/spec/ol/tile.test.js
new file mode 100644
index 0000000000..5c649a7a0e
--- /dev/null
+++ b/test/spec/ol/tile.test.js
@@ -0,0 +1,71 @@
+goog.provide('ol.test.Tile');
+
+goog.require('ol.Tile');
+
+describe('ol.Tile', function() {
+  describe('interimChain', function() {
+    var head, renderTile;
+    beforeEach(function() {
+      var tileCoord = [0, 0, 0];
+      head = new ol.ImageTile(tileCoord, ol.Tile.State.IDLE);
+      ol.getUid(head);
+
+      var addToChain = function(tile, state) {
+        var next = new ol.ImageTile(tileCoord, state);
+        ol.getUid(next);
+        tile.interimTile = next;
+        return next;
+      };
+      var tail = addToChain(head,ol.Tile.State.IDLE); //discard, deprecated by head
+      tail = addToChain(tail,ol.Tile.State.LOADING); //keep, request already going
+      tail = addToChain(tail,ol.Tile.State.IDLE); //discard, deprecated by head
+      tail = addToChain(tail,ol.Tile.State.LOADED); //keep, use for rendering
+      renderTile = tail; //store this tile for later tests
+      tail = addToChain(tail,ol.Tile.State.IDLE);  //rest of list outdated by tile above
+      tail = addToChain(tail,ol.Tile.State.LOADED);
+      tail = addToChain(tail,ol.Tile.State.LOADING);
+      tail = addToChain(tail,ol.Tile.State.LOADED);
+
+    });
+
+    it('shrinks tile chain correctly', function(done) {
+      var chainLength = function(tile) {
+        var c = 0;
+        while (tile) {
+          ++c;
+          tile = tile.interimTile;
+        }
+        return c;
+      };
+
+      expect(chainLength(head)).to.be(9);
+      head.refreshInterimChain();
+      expect(chainLength(head)).to.be(3);
+      done();
+    });
+
+    it('gives the right tile to render', function(done) {
+      expect(head.getInterimTile()).to.be(renderTile);
+      head.refreshInterimChain();
+      expect(head.getInterimTile()).to.be(renderTile);
+      done();
+    });
+
+    it('discards everything after the render tile', function(done) {
+      head.refreshInterimChain();
+      expect(renderTile.interimTile).to.be(null);
+      done();
+    });
+
+    it('preserves order of tiles', function(done) {
+      head.refreshInterimChain();
+      while (head.interimTile !== null) {
+        //use property of ol.getUid returning increasing id's.
+        expect(ol.getUid(head) < ol.getUid(head.interimTile));
+        head = head.interimTile;
+      }
+      done();
+    });
+  });
+
+});