From: Dan Vanderkam <danvdk@gmail.com>
Date: Sat, 24 Nov 2012 00:52:16 +0000 (-0800)
Subject: Merge pull request #178 from kberg/tests
X-Git-Tag: v1.0.0~168
X-Git-Url: https://adrianiainlam.tk/git/?a=commitdiff_plain;h=3adf4a6f00d3577b925338891a0b021ebc5ae325;hp=ea53f40ac43aee22a02a39e4422a110367505be0;p=dygraphs.git

Merge pull request #178 from kberg/tests

Add test for xValueParser
---

diff --git a/auto_tests/tests/formats.js b/auto_tests/tests/formats.js
index 78e2240..38ba88e 100644
--- a/auto_tests/tests/formats.js
+++ b/auto_tests/tests/formats.js
@@ -58,6 +58,28 @@ FormatsTestCase.prototype.testFunctionDefinesArray = function() {
   this.assertData(g);
 };
 
+FormatsTestCase.prototype.testXValueParser = function() {
+  var data =
+    "X,Y\n" +
+    "d,-1\n" +
+    "e,0\n" +
+    "f,1\n" +
+    "g,0\n";
+
+  var graph = document.getElementById("graph");
+  var g = new Dygraph(graph, data, {
+    xValueParser : function(str) {
+      assertEquals(1, str.length);
+      return str.charCodeAt(0) - "a".charCodeAt(0);
+    }
+  });
+
+  assertEquals(3, g.getValue(0, 0));
+  assertEquals(4, g.getValue(1, 0));
+  assertEquals(5, g.getValue(2, 0));
+  assertEquals(6, g.getValue(3, 0));
+};
+
 FormatsTestCase.prototype.assertData = function(g) {
   var expected = this.dataArray;