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import optparse
import shutil
import tempfile
import unittest

from webkitpy.common.host_mock import MockHost
from webkitpy.common.system.filesystem_mock import MockFileSystem
from webkitpy.common.system.executive_mock import MockExecutive2, ScriptError
from webkitpy.common.system.outputcapture import OutputCapture
from webkitpy.w3c.test_importer import TestImporter


FAKE_SOURCE_DIR = '/blink/w3c'
FAKE_REPO_DIR = '/blink'

FAKE_FILES = {
    '/blink/w3c/empty_dir/README.txt': '',
    '/mock-checkout/third_party/WebKit/LayoutTests/w3c/README.txt': '',
    '/mock-checkout/third_party/WebKit/LayoutTests/W3CImportExpectations': '',
}

class TestImporterTest(unittest.TestCase):

    def test_import_dir_with_no_tests_and_no_hg(self):
        host = MockHost()
        host.executive = MockExecutive2(exception=OSError())
        host.filesystem = MockFileSystem(files=FAKE_FILES)

        importer = TestImporter(host, FAKE_SOURCE_DIR, FAKE_REPO_DIR, optparse.Values({"overwrite": False, 'destination': 'w3c', 'ignore_expectations': False}))

        oc = OutputCapture()
        oc.capture_output()
        try:
            importer.do_import()
        finally:
            oc.restore_output()

    def test_import_dir_with_no_tests(self):
        host = MockHost()
        host.executive = MockExecutive2(exception=ScriptError("abort: no repository found in '/Volumes/Source/src/wk/Tools/Scripts/webkitpy/w3c' (.hg not found)!"))
        host.filesystem = MockFileSystem(files=FAKE_FILES)

        importer = TestImporter(host, FAKE_SOURCE_DIR, FAKE_REPO_DIR, optparse.Values({"overwrite": False, 'destination': 'w3c', 'ignore_expectations': False}))
        oc = OutputCapture()
        oc.capture_output()
        try:
            importer.do_import()
        finally:
            oc.restore_output()

    # FIXME: Needs more tests.