v5.0.0

test/setup.js

@@ -0,0 +1,99 @@
+// Adds global: T
+
+T = (function () {
+  var passed, start, testNumber, write, writer, writeError;
+
+  function T(name) {
+    write('\n Testing ' + name + '...');
+    start = +new Date();
+    passed = testNumber = 0;
+    T.result = null;
+  }
+
+  if (typeof window != 'undefined') {
+    writer = function (str, className) {
+      document.body.innerHTML += '<div class="' + className + '">' +
+        str.replace('\n', '<br>') + '</div>';
+    };
+    write = function (str) { writer(str, 'pass'); };
+    writeError = function (str) { writer(str, 'fail'); };
+  } else {
+    Decimal = require('../decimal');
+    write = console.log;
+    writeError = console.error;
+  }
+
+  T.assert = function (actual) {
+    ++testNumber;
+    if (actual === true) {
+      ++passed;
+      //write('\n Expected and actual: ' + actual);
+    } else {
+      writeError('\n Test number ' + testNumber + ' failed: assert');
+      writeError(' Expected: true');
+      writeError(' Actual:   ' + actual);
+      //process.exit();
+    }
+  };
+
+  T.assertDecimal = function (digits, exponent, sign, n) {
+    var i = 0,
+      len = digits.length;
+    ++testNumber;
+    while (i < len && digits[i] === n.d[i]) ++i;
+    if (i === len && i === n.d.length && exponent === n.e && sign === n.s) {
+      ++passed;
+    } else {
+      writeError('\n Test number ' + testNumber + ' failed: assertDecimal');
+      writeError(' Expected digits:   ' + digits);
+      writeError(' Expected exponent: ' + exponent);
+      writeError(' Expected sign:     ' + sign);
+      writeError(' Actual digits:     ' + n.d);
+      writeError(' Actual exponent:   ' + n.e);
+      writeError(' Actual sign:       ' + n.s);
+      //process.exit();
+    }
+  };
+
+  T.assertEqual = function (expected, actual) {
+    ++testNumber;
+    if (expected === actual || expected !== expected && actual !== actual) {
+      ++passed;
+      //write('\n Expected and actual: ' + actual);
+    } else {
+      writeError('\n Test number ' + testNumber + ' failed: assertEqual');
+      writeError(' Expected: ' + expected);
+      writeError(' Actual:   ' + actual);
+      //process.exit();
+    }
+  };
+
+  T.assertException = function (func, msg) {
+    var actual;
+    ++testNumber;
+    try {
+      func();
+    } catch (e) {
+      actual = e;
+    }
+    if (actual instanceof Error && /DecimalError/.test(actual.message)) {
+      ++passed;
+      //write('\n Expected and actual: ' + actual);
+    } else {
+      writeError('\n Test number ' + testNumber + ' failed: assertException');
+      writeError(' Expected: ' + msg + ' to raise a [DecimalError].');
+      writeError(' Actual:   ' + (actual || 'no exception'));
+      //process.exit();
+    }
+  };
+
+  T.stop = function () {
+    var duration = +new Date() - start;
+    write('\n ' + passed + ' of ' + testNumber + ' tests passed in ' + duration + ' ms \n');
+    T.result = [passed, testNumber, duration];
+  };
+
+  T.write = write;
+
+  return T;
+})();