From e2dc3f46b270dbbf63e0fa8c22eebe00e328814e Mon Sep 17 00:00:00 2001
From: Tom MacWright <tom@macwright.org>
Date: Thu, 7 Mar 2013 15:44:23 -0500
Subject: [PATCH] Improve svg and util test coverage

---
 test/spec/svg.js  | 22 ++++++++++++++++++++++
 test/spec/util.js | 19 +++++++++++++++++++
 2 files changed, 41 insertions(+)

diff --git a/test/spec/svg.js b/test/spec/svg.js
index 19aedcdd4..78ad5ac66 100644
--- a/test/spec/svg.js
+++ b/test/spec/svg.js
@@ -9,6 +9,28 @@ describe("iD.svg.LineString", function () {
         expect(iD.svg.LineString(projection, graph, [10, 10])(way)).to.equal("M0,0L2,3");
     });
 
+    describe('resampling', function() {
+        it("resamples a linestring", function () {
+            var a = iD.Node({loc: [0, 0]}),
+                b = iD.Node({loc: [10, 0]}),
+                way = iD.Way({nodes: [a.id, b.id]}),
+                graph = iD.Graph([a, b, way]),
+                projection = Object;
+
+            expect(iD.svg.LineString(projection, graph, [10, 10], 2)(way)).to.equal('M0,0L2,0L4,0L6,0L8,0L10,0');
+        });
+
+        it("does not resmample when no steps are possible", function () {
+            var a = iD.Node({loc: [0, 0]}),
+                b = iD.Node({loc: [10, 0]}),
+                way = iD.Way({nodes: [a.id, b.id]}),
+                graph = iD.Graph([a, b, way]),
+                projection = Object;
+
+            expect(iD.svg.LineString(projection, graph, [10, 10], 20)(way)).to.equal('M0,0L10,0');
+        });
+    });
+
     it("returns null for an entity with no nodes", function () {
         var way = iD.Way(),
             graph = iD.Graph([way]),
diff --git a/test/spec/util.js b/test/spec/util.js
index 662416a0e..472de1324 100644
--- a/test/spec/util.js
+++ b/test/spec/util.js
@@ -28,4 +28,23 @@ describe('iD.Util', function() {
         expect(iD.util.getPrototypeOf({})).to.eql({});
         expect(iD.util.getPrototypeOf(new a())).to.eql({ foo: 'foo' });
     });
+
+    describe('#asyncMap', function() {
+        it('handles correct replies', function() {
+            iD.util.asyncMap([1, 2, 3],
+                function(d, c) { c(null, d * 2); },
+                function(err, res) {
+                    expect(err).to.eql([null, null, null]);
+                    expect(res).to.eql([2, 4, 6]);
+                });
+        });
+        it('handles errors', function() {
+            iD.util.asyncMap([1, 2, 3],
+                function(d, c) { c('whoops ' + d, null); },
+                function(err, res) {
+                    expect(err).to.eql(['whoops 1', 'whoops 2', 'whoops 3']);
+                    expect(res).to.eql([null, null, null]);
+                });
+        });
+    });
 });