Merge pull request mathjax#114 from pkra/tape

Add Tape tests

Author: dpvc

.travis.yml

@@ -0,0 +1,7 @@
+language: node_js
+node_js:
+- 'iojs'
+sudo: false
+script:
+  - npm install
+  - npm test

lib/mj-page.js

@@ -290,7 +290,7 @@ function ConfigureMathJax() {
               jax.SVG.ex = ex = (data||defaults).ex;
               jax.SVG.em = em = ex / SVG.TeX.x_height * 1000; // scale ex to x_height
               jax.SVG.cwidth = width / em * 1000;
-              jax.SVG.lineWidth = (linebreak ? width / em *1000 : 1000000);
+              jax.SVG.lineWidth = (linebreak ? width / em *1000 : SVG.BIGDIMEN);
             }
             //
             //  Set state variables used for displaying equations in chunks
@@ -526,7 +526,7 @@ function ConfigureTypeset() {
   //  Configure SVG and TeX
   //
   SVG.defaultEx = data.ex;
-  SVG.defaultWidth = data.width;
+  SVG.defaultWidth = data.width * data.ex;
   SVG.config.linebreaks.automatic = data.linebreaks;
   SVG.config.linebreaks.width = data.width * data.ex;
   SVG.config.useFontCache = data.useFontCache;

lib/mj-single.js

@@ -285,7 +285,7 @@ function ConfigureMathJax() {
               jax.SVG.ex = ex = (data||defaults).ex;
               jax.SVG.em = em = ex / SVG.TeX.x_height * 1000; // scale ex to x_height
               jax.SVG.cwidth = width / em * 1000;
-              jax.SVG.lineWidth = (linebreak ? width / em * 1000 : 1000000);
+              jax.SVG.lineWidth = (linebreak ? width / em * 1000 : SVG.BIGDIMEN);
             }
             //
             //  Set state variables used for displaying equations in chunks
@@ -555,7 +555,7 @@ function StartQueue() {
       HUB = MathJax.Hub;
 
   SVG.defaultEx = data.ex;
-  SVG.defaultWidth = data.width;
+  SVG.defaultWidth = data.width * data.ex;
   SVG.config.linebreaks.automatic = data.linebreaks;
   SVG.config.linebreaks.width = data.width * data.ex;
   SVG.config.useFontCache = data.useFontCache;

package.json

@@ -1,27 +1,40 @@
 {
-    "name": "MathJax-node",
-    "version": "0.3.0",
-    "description": "API's for calling MathJax from node.js",
-    "keywords": ["MathJax","math","svg","MathML","TeX","AsciiMath"],
-    "maintainers": [
-        "MathJax Consortium <[email protected]> (http://www.mathjax.org)"
-    ],
-    "bugs": {
-        "url": "http://github.com/mathjax/MathJax-node/issues"
-    },
-    "license": {
-        "type": "Apache-2.0",
-        "url": "http://github.com/mathjax/MathJax-node/blob/master/LICENSE"
-    },
-    "repository": {
-        "type": "git",
-        "url": "git://github.com/mathjax/MathJax-node.git"
-    },
-    "dependencies": {
-        "jsdom": "*",
-        "speech-rule-engine": "*",
-        "yargs": "*",
-        "MathJax": "https://github.com/mathjax/MathJax/tarball/mathjax-node-2.5.1"
-    },
-    "main": "./lib/mj-page.js"
+  "name": "MathJax-node",
+  "version": "0.3.0",
+  "description": "API's for calling MathJax from node.js",
+  "keywords": [
+    "MathJax",
+    "math",
+    "svg",
+    "MathML",
+    "TeX",
+    "AsciiMath"
+  ],
+  "maintainers": [
+    "MathJax Consortium <[email protected]> (http://www.mathjax.org)"
+  ],
+  "bugs": {
+    "url": "http://github.com/mathjax/MathJax-node/issues"
+  },
+  "license": {
+    "type": "Apache-2.0",
+    "url": "http://github.com/mathjax/MathJax-node/blob/master/LICENSE"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git://github.com/mathjax/MathJax-node.git"
+  },
+  "dependencies": {
+    "jsdom": "*",
+    "speech-rule-engine": "*",
+    "yargs": "*",
+    "MathJax": "https://github.com/mathjax/MathJax/tarball/mathjax-node-2.5.1"
+  },
+  "scripts": {
+    "test": "tape test/*.js"
+  },
+  "main": "./lib/mj-page.js",
+  "devDependencies": {
+    "tape": "^4.0.3"
+  }
 }

test/base-mathjax.js

@@ -0,0 +1,17 @@
+var tape = require('tape');
+var mjAPI = require("..//lib/mj-single.js");
+
+tape('basic test: check MathJax core', function(t) {
+  t.plan(1);
+
+  var tex = '';
+  mjAPI.start();
+
+  mjAPI.typeset({
+    math: tex,
+    format: "TeX",
+    mml: true
+  }, function(data) {
+    t.ok(data.mml, 'MathJax core seems ok');
+  });
+});

test/base-speechruleengine.js

@@ -0,0 +1,18 @@
+var tape = require('tape');
+var mjAPI = require("..//lib/mj-single.js");
+
+tape('basic test: check speechruleengine', function(t) {
+  t.plan(1);
+
+  var tex = 'MathJax';
+  mjAPI.start();
+
+  mjAPI.typeset({
+    math: tex,
+    format: "TeX",
+    mml: true,
+    speakText: true
+  }, function(data) {
+    t.ok(data.speakText, 'speechruleengine seems ok');
+  });
+});

test/issue104.js

@@ -0,0 +1,23 @@
+var tape = require('tape');
+var mjAPI = require("..//lib/mj-single.js");
+var jsdom = require('jsdom').jsdom;
+
+tape('the SVG width should match the default', function(t) {
+  t.plan(1);
+
+  mjAPI.start();
+  var tex = 'a \\\\ b';
+  var expected = '100ex';
+
+  mjAPI.typeset({
+    math: tex,
+    format: "TeX",
+    svg: true
+  }, function(data) {
+    var document = jsdom(data.svg);
+    var window = document.defaultView;
+    var element = window.document.getElementsByTagName("svg")[0];
+    var width = element.getAttribute('width');
+    t.equal(width, expected);
+  });
+});