08-27-周三_17-09-29

node_modules/less/test/browser/runner-browser-options.js

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+var less = {logLevel: 4, errorReporting: "console"};
+
+// There originally run inside describe method. However, since they have not
+// been inside it, they run at jasmine compile time (not runtime). It all
+// worked cause less.js was in async mode and custom phantom runner had
+// different setup then grunt-contrib-jasmine. They have been created before
+// less.js run, even as they have been defined in spec.
+
+// test inline less in style tags by grabbing an assortment of less files and doing `@import`s
+var testFiles = ['charsets', 'colors', 'comments', 'css-3', 'strings', 'media', 'mixins'],
+    testSheets = [];
+
+// IE 8-10 does not support less in style tags
+if (window.navigator.userAgent.indexOf("MSIE") >= 0) {
+    testFiles.length = 0;
+}
+
+// setup style tags with less and link tags pointing to expected css output
+
+for (var i = 0; i < testFiles.length; i++) {
+    var file = testFiles[i],
+        lessPath  = '/test/less/' + file + '.less',
+        cssPath   = '/test/css/' + file + '.css',
+        lessStyle = document.createElement('style'),
+        cssLink   = document.createElement('link'),
+        lessText  = '@import "' + lessPath + '";';
+
+    lessStyle.type = 'text/less';
+    lessStyle.id = file;
+    lessStyle.href = file;
+
+    if (lessStyle.styleSheet === undefined) {
+        lessStyle.appendChild(document.createTextNode(lessText));
+    }
+
+    cssLink.rel = 'stylesheet';
+    cssLink.type = 'text/css';
+    cssLink.href = cssPath;
+    cssLink.id = 'expected-' + file;
+
+    var head = document.getElementsByTagName('head')[0];
+
+    head.appendChild(lessStyle);
+
+    if (lessStyle.styleSheet) {
+        lessStyle.styleSheet.cssText = lessText;
+    }
+
+    head.appendChild(cssLink);
+    testSheets[i] = lessStyle;
+}