toolkit/javascript/d3/test/core/transition-test-text.js
changeset 47 c0b4a8b5a012
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/toolkit/javascript/d3/test/core/transition-test-text.js	Thu Apr 10 14:20:23 2014 +0200
@@ -0,0 +1,30 @@
+require("../env");
+require("../../d3");
+
+var assert = require("assert");
+
+module.exports = {
+  topic: function() {
+    return d3.select("body").append("div").text("foo").transition().text("bar");
+  },
+  "sets the text tween": function(div) {
+    assert.typeOf(div.tween("text"), "function");
+  },
+  "start": {
+    topic: function(div) {
+      var cb = this.callback,
+          tween = div.tween("text");
+      div.tween("text", function() {
+        var result = tween.apply(this, arguments);
+        cb(null, {transition: div, tween: result});
+        return result;
+      });
+    },
+    "sets the text content as a string": function(result) {
+      assert.equal(result.transition[0][0].node.textContent, "bar");
+    },
+    "does not interpolate text": function(result) {
+      assert.isTrue(!result.tween);
+    }
+  }
+};