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import unittest

from webkitpy.common.net.layouttestresults import LayoutTestResults
from webkitpy.common.system.outputcapture import OutputCapture
from webkitpy.layout_tests.layout_package import test_results
from webkitpy.layout_tests.layout_package import test_failures
from webkitpy.thirdparty.BeautifulSoup import BeautifulSoup


class LayoutTestResultsTest(unittest.TestCase):
    _example_results_html = """
<html>
<head>
<title>Layout Test Results</title>
</head>
<body>
<p>Tests that had stderr output:</p>
<table>
<tr>
<td><a href="/var/lib/buildbot/build/gtk-linux-64-release/build/LayoutTests/accessibility/aria-activedescendant-crash.html">accessibility/aria-activedescendant-crash.html</a></td>
<td><a href="accessibility/aria-activedescendant-crash-stderr.txt">stderr</a></td>
</tr>
<td><a href="/var/lib/buildbot/build/gtk-linux-64-release/build/LayoutTests/http/tests/security/canvas-remote-read-svg-image.html">http/tests/security/canvas-remote-read-svg-image.html</a></td>
<td><a href="http/tests/security/canvas-remote-read-svg-image-stderr.txt">stderr</a></td>
</tr>
</table><p>Tests that had no expected results (probably new):</p>
<table>
<tr>
<td><a href="/var/lib/buildbot/build/gtk-linux-64-release/build/LayoutTests/fast/repaint/no-caret-repaint-in-non-content-editable-element.html">fast/repaint/no-caret-repaint-in-non-content-editable-element.html</a></td>
<td><a href="fast/repaint/no-caret-repaint-in-non-content-editable-element-actual.txt">result</a></td>
</tr>
</table></body>
</html>
"""

    def test_set_failure_limit_count(self):
        results = LayoutTestResults([])
        self.assertEquals(results.failure_limit_count(), None)
        results.set_failure_limit_count(10)
        self.assertEquals(results.failure_limit_count(), 10)

    def test_parse_layout_test_results(self):
        failures = [test_failures.FailureMissingResult(), test_failures.FailureMissingImageHash(), test_failures.FailureMissingImage()]
        testname = 'fast/repaint/no-caret-repaint-in-non-content-editable-element.html'
        expected_results = [test_results.TestResult(testname, failures)]

        results = LayoutTestResults._parse_results_html(self._example_results_html)
        self.assertEqual(expected_results, results)

    def test_results_from_string(self):
        self.assertEqual(LayoutTestResults.results_from_string(None), None)
        self.assertEqual(LayoutTestResults.results_from_string(""), None)
        results = LayoutTestResults.results_from_string(self._example_results_html)
        self.assertEqual(len(results.failing_tests()), 0)

    def test_failures_from_fail_row(self):
        row = BeautifulSoup("<tr><td><a>test.hml</a></td><td><a>expected image</a></td><td><a>25%</a></td></tr>")
        test_name = unicode(row.find("a").string)
        # Even if the caller has already found the test name, findAll inside _failures_from_fail_row will see it again.
        failures = OutputCapture().assert_outputs(self, LayoutTestResults._failures_from_fail_row, [row])
        self.assertEqual(len(failures), 1)
        self.assertEqual(type(sorted(failures)[0]), test_failures.FailureImageHashMismatch)

        row = BeautifulSoup("<tr><td><a>test.hml</a><a>foo</a></td></tr>")
        expected_stderr = "Unhandled link text in results.html parsing: foo.  Please file a bug against webkitpy.\n"
        OutputCapture().assert_outputs(self, LayoutTestResults._failures_from_fail_row, [row], expected_stderr=expected_stderr)