From 1b662ff048ea77551a0a3acc44c0df12190ce39b Mon Sep 17 00:00:00 2001
From: Frederic Junod <frederic.junod@camptocamp.com>
Date: Wed, 8 Jun 2016 08:32:13 +0200
Subject: [PATCH] Use minZoom and maxZoom olx.source.StamenOptions

---
 src/ol/source/stamensource.js            |  4 ++--
 test/spec/ol/source/stamensource.test.js | 28 ++++++++++++++++++++++++
 2 files changed, 30 insertions(+), 2 deletions(-)
 create mode 100644 test/spec/ol/source/stamensource.test.js

diff --git a/src/ol/source/stamensource.js b/src/ol/source/stamensource.js
index 13c2635576..ba70a0af1f 100644
--- a/src/ol/source/stamensource.js
+++ b/src/ol/source/stamensource.js
@@ -105,8 +105,8 @@ ol.source.Stamen = function(options) {
     attributions: ol.source.Stamen.ATTRIBUTIONS,
     cacheSize: options.cacheSize,
     crossOrigin: 'anonymous',
-    maxZoom: providerConfig.maxZoom,
-    minZoom: providerConfig.minZoom,
+    maxZoom: options.maxZoom != undefined ? options.maxZoom : providerConfig.maxZoom,
+    minZoom: options.minZoom != undefined ? options.minZoom : providerConfig.minZoom,
     opaque: layerConfig.opaque,
     reprojectionErrorThreshold: options.reprojectionErrorThreshold,
     tileLoadFunction: options.tileLoadFunction,
diff --git a/test/spec/ol/source/stamensource.test.js b/test/spec/ol/source/stamensource.test.js
new file mode 100644
index 0000000000..189d16b139
--- /dev/null
+++ b/test/spec/ol/source/stamensource.test.js
@@ -0,0 +1,28 @@
+goog.provide('ol.test.source.Stamen');
+
+describe('ol.source.Stamen', function() {
+
+  describe('constructor', function() {
+
+    it('can be constructed with a custom minZoom', function() {
+      var source = new ol.source.Stamen({
+        layer: 'watercolor',
+        minZoom: 10
+      });
+      expect(source.getTileGrid().getMinZoom()).to.be(10);
+    });
+
+    it('can be constructed with a custom maxZoom', function() {
+      var source = new ol.source.Stamen({
+        layer: 'watercolor',
+        maxZoom: 8
+      });
+      expect(source.getTileGrid().getMaxZoom()).to.be(8);
+
+    });
+
+  });
+
+});
+
+goog.require('ol.source.Stamen');