summaryrefslogtreecommitdiff
path: root/share/www/script/couch_test_runner.js
blob: a6d0984852d4a19b8297399b22bc4849f6f8def6 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
// Licensed under the Apache License, Version 2.0 (the "License"); you may not
// use this file except in compliance with the License. You may obtain a copy of
// the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
// License for the specific language governing permissions and limitations under
// the License.

// *********************** Test Framework of Sorts ************************* //

function loadScript(url) {
  if (typeof document != "undefined") document.write('<script src="'+url+'"></script>');
};

function patchTest(fun) {
  var source = fun.toString();
  var output = "";
  var i = 0;
  var testMarker = "T("
  while (i < source.length) {
    var testStart = source.indexOf(testMarker, i);
    if (testStart == -1) {
      output = output + source.substring(i, source.length);
      break;
    }
    var testEnd = source.indexOf(");", testStart);
    var testCode = source.substring(testStart + testMarker.length, testEnd);
    output += source.substring(i, testStart) + "T(" + testCode + "," + JSON.stringify(testCode);
    i = testEnd;
  }
  try {
    return eval("(" + output + ")");
  } catch (e) {
    return null;
  }
}

function runAllTests() {
  var rows = $("#tests tbody.content tr");
  $("td", rows).text("");
  $("td.status", rows).removeClass("error").removeClass("failure").removeClass("success").text("not run");
  var offset = 0;
  function runNext() {
    if (offset < rows.length) {
      var row = rows.get(offset);
      runTest($("th button", row).get(0), function() {
        offset += 1;
        setTimeout(runNext, 100);
      });
    }
  }
  runNext();
}

var numFailures = 0;
var currentRow = null;

function runTest(button, callback, debug) {
  if (currentRow != null) {
    alert("Can not run multiple tests simultaneously.");
    return;
  }
  var row = currentRow = $(button).parents("tr").get(0);
  $("td.status", row).removeClass("error").removeClass("failure").removeClass("success");
  $("td", row).text("");
  var testFun = couchTests[row.id];
  function run() {
    numFailures = 0;
    var start = new Date().getTime();
    try {
      if (debug == undefined || !debug) {
        testFun = patchTest(testFun) || testFun;
      }
      testFun(debug);
      var status = numFailures > 0 ? "failure" : "success";
    } catch (e) {
      var status = "error";
      if ($("td.details ol", row).length == 0) {
        $("<ol></ol>").appendTo($("td.details", row));
      }
      $("<li><b>Exception raised:</b> <code class='error'></code></li>")
        .find("code").text(JSON.stringify(e)).end()
        .appendTo($("td.details ol", row));
      if (debug) {
        currentRow = null;
        throw e;
      }
    }
    if ($("td.details ol", row).length) {
      $("<a href='#'>Run with debugger</a>").click(function() {
        runTest(this, undefined, true);
      }).prependTo($("td.details ol", row));
    }
    var duration = new Date().getTime() - start;
    $("td.status", row).removeClass("running").addClass(status).text(status);
    $("td.duration", row).text(duration + "ms");
    updateTestsFooter();
    currentRow = null;
    if (callback) callback();
  }
  $("td.status", row).addClass("running").text("running…");
  setTimeout(run, 100);
}

function showSource(cell) {
  var name = $(cell).text();
  var win = window.open("", name, "width=700,height=500,resizable=yes,scrollbars=yes");
  win.document.location = "script/test/" + name + ".js";
}

function updateTestsListing() {
  for (var name in couchTests) {
    var testFunction = couchTests[name];
    var row = $("<tr><th></th><td></td><td></td><td></td></tr>")
      .find("th").text(name).attr("title", "Show source").click(function() {
        showSource(this);
      }).end()
      .find("td:nth(0)").addClass("status").text("not run").end()
      .find("td:nth(1)").addClass("duration").end()
      .find("td:nth(2)").addClass("details").end();
    $("<button type='button' class='run' title='Run test'></button>").click(function() {
      this.blur();
      runTest(this);
      return false;
    }).prependTo(row.find("th"));
    row.attr("id", name).appendTo("#tests tbody.content");
  }
  $("#tests tr").removeClass("odd").filter(":odd").addClass("odd");
  updateTestsFooter();
}

function updateTestsFooter() {
  var tests = $("#tests tbody.content tr td.status");
  var testsRun = tests.filter(".success, .error, .failure");
  var testsFailed = testsRun.not(".success");
  var totalDuration = 0;
  $("#tests tbody.content tr td.duration:contains('ms')").each(function() {
    var text = $(this).text();
    totalDuration += parseInt(text.substr(0, text.length - 2), 10);
  });
  $("#tests tbody.footer td").text(testsRun.length + " of " + tests.length +
    " test(s) run, " + testsFailed.length + " failures (" +
    totalDuration + " ms)");
}

// Use T to perform a test that returns false on failure and if the test fails,
// display the line that failed.
// Example:
// T(MyValue==1);
function T(arg1, arg2, testName) {
  if (!arg1) {
    if (currentRow) {
      if ($("td.details ol", currentRow).length == 0) {
        $("<ol></ol>").appendTo($("td.details", currentRow));
      }
      $("<li><b>Assertion " + (testName ? "'" + testName + "'" : "") + " failed:</b> <code class='failure'></code></li>")
        .find("code").text((arg2 != null ? arg2 : arg1).toString()).end()
        .appendTo($("td.details ol", currentRow));
    }
    numFailures += 1
  }
}

function TEquals(expected, actual, testName) {
  T(equals(expected, actual), "expected '" + expected + "', got '" + actual + "'", testName);
}

function equals(a,b) {
  if (a === b) return true;
  try {
    return repr(a) === repr(b);
  } catch (e) {
    return false;
  }
}

function repr(val) {
  if (val === undefined) {
    return null;
  } else if (val === null) {
    return "null";
  } else {
    return JSON.stringify(val);
  }
}