#!/usr/bin/env python
#
# Public Domain 2014-present MongoDB, Inc.
# Public Domain 2008-2014 WiredTiger, Inc.
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# of this software dedicate any and all copyright interest in the
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# software under copyright law.
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from suite_subprocess import suite_subprocess
import wiredtiger, wttest
from wtscenario import make_scenarios

# test_util03.py
#    Utilities: wt create
class test_util03(wttest.WiredTigerTestCase, suite_subprocess):
    tablename = 'test_util03.a'
    nentries = 1000

    scenarios = make_scenarios([
        ('none', dict(key_format=None,value_format=None)),
        ('SS', dict(key_format='S',value_format='S')),
        ('rS', dict(key_format='r',value_format='S')),
        ('ri', dict(key_format='r',value_format='i')),
    ])

    def test_create_process(self):
        """
        Test create in a 'wt' process
        """

        args = ["create"]
        if self.key_format != None or self.value_format != None:
            args.append('-c')
            config = ''
            if self.key_format != None:
                config += 'key_format=' + self.key_format + ','
            if self.value_format != None:
                config += 'value_format=' + self.value_format
            args.append(config)
        args.append('table:' + self.tablename)
        self.runWt(args)

        cursor = self.session.open_cursor('table:' + self.tablename, None, None)
        if self.key_format != None:
            self.assertEqual(cursor.key_format, self.key_format)
        if self.value_format != None:
            self.assertEqual(cursor.value_format, self.value_format)
        for key,val in cursor:
            self.fail('table should be empty')
        cursor.close()

class test_util03_import(wttest.WiredTigerTestCase, suite_subprocess):
    tablename = 'test_util03.a'
    nentries = 1000
    create_config = 'allocation_size=512,key_format=i,value_format=i'
    scenarios = make_scenarios([
        ('file_metadata', dict(repair=False)),
        ('repair', dict(repair=True)),
    ])

    def test_create_process_import(self):
        """
        Test create in a 'wt' process with the import flags.
        """

        # Create and populate the table.
        uri = 'file:' + self.tablename
        self.session.create(uri, self.create_config)
        cursor = self.session.open_cursor(uri)
        for i in range(1, 1000):
            cursor[i] = i
        cursor.close()

        self.session.checkpoint()

        # Export the metadata for the file.
        c = self.session.open_cursor('metadata:', None, None)
        original_db_file_config = c[uri]
        c.close()

        # Now drop it. Keep the file there since we're about to import it back.
        self.session.drop(uri, 'remove_files=false')

        # Can't open the cursor on the file anymore since we dropped it.
        self.assertRaisesException(wiredtiger.WiredTigerError,
            lambda: self.session.open_cursor(uri))

        # Import with the WT tool.
        # We want to test the case where we have the associated file metadata AND when we don't
        # and wish to repair it.
        if self.repair:
            import_config = 'import=(enabled,repair=true)'
        else:
            import_config = 'import=(enabled,repair=false,file_metadata=({}))'.format(original_db_file_config)
        self.runWt(['create', '-c', import_config, uri])

        # Check that the data got imported correctly.
        cursor = self.session.open_cursor(uri)
        for i in range(1, 1000):
            self.assertEqual(cursor[i], i)
        cursor.close()

if __name__ == '__main__':
    wttest.run()