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#!/usr/bin/env python
#
# Public Domain 2014-2018 MongoDB, Inc.
# Public Domain 2008-2014 WiredTiger, Inc.
#
# This is free and unencumbered software released into the public domain.
#
# Anyone is free to copy, modify, publish, use, compile, sell, or
# distribute this software, either in source code form or as a compiled
# binary, for any purpose, commercial or non-commercial, and by any
# means.
#
# In jurisdictions that recognize copyright laws, the author or authors
# of this software dedicate any and all copyright interest in the
# software to the public domain. We make this dedication for the benefit
# of the public at large and to the detriment of our heirs and
# successors. We intend this dedication to be an overt act of
# relinquishment in perpetuity of all present and future rights to this
# software under copyright law.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
# IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
# OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
# ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
# OTHER DEALINGS IN THE SOFTWARE.
import os
import wiredtiger, wttest
from suite_subprocess import suite_subprocess
# test_jsondump.py
# Test dump output from json cursors.
class test_jsondump02(wttest.WiredTigerTestCase, suite_subprocess):
table_uri1 = 'table:jsondump02a.wt'
table_uri2 = 'table:jsondump02b.wt'
table_uri3 = 'table:jsondump02c.wt'
basename_uri4 = 'jsondump02d.wt'
table_uri4 = 'table:' + basename_uri4
table_uri5 = 'table:jsondump02e.wt'
table_uri6 = 'table:jsondump02f.wt'
def set_kv(self, uri, key, val):
cursor = self.session.open_cursor(uri, None, None)
try:
cursor[key] = val
finally:
cursor.close()
def set_kv2(self, uri, key, val1, val2):
cursor = self.session.open_cursor(uri, None, None)
try:
cursor[key] = (val1, val2)
finally:
cursor.close()
# Populate table_uri4 with squares and cubes of row numbers
def populate_squarecube(self, uri):
cursor = self.session.open_cursor(uri, None, None)
for i in range(1, 5):
square = i * i
cube = square * i
cursor[(i, 'key' + str(i))] = \
('val' + str(square), square, 'val' + str(cube), cube)
cursor.close()
# Check the result of using a JSON cursor on the URI.
def check_json(self, uri, expect):
cursor = self.session.open_cursor(uri, None, 'dump=json')
pos = 0
for k,v in cursor:
self.assertEqual(k, expect[pos][0])
self.assertEqual(v, expect[pos][1])
pos += 1
self.assertEqual(pos, len(expect))
cursor.close()
# Check the result of using a JSON cursor on the URI.
def load_json(self, uri, inserts):
cursor = self.session.open_cursor(uri, None, 'dump=json')
pos = 0
try:
for insert in inserts:
cursor[insert[0]] = insert[1]
finally:
cursor.close()
def test_json_cursor(self):
"""
Create JSON cursors and test them directly, also test
dump/load commands.
"""
extra_params = ',allocation_size=512,' +\
'internal_page_max=16384,leaf_page_max=131072'
self.session.create(self.table_uri1,
'key_format=S,value_format=S' + extra_params)
self.session.create(self.table_uri2,
'key_format=S,value_format=8tS' + extra_params)
self.session.create(self.table_uri3,
'key_format=r,value_format=u' + extra_params)
self.session.create(self.table_uri4,
"key_format=iS,value_format=SiSi,"
"columns=(ikey,Skey,S1,i2,S3,i4),colgroups=(c1,c2)")
cg = 'colgroup:' + self.basename_uri4
self.session.create(cg + ":c1", "columns=(S1,i2)")
self.session.create(cg + ":c2", "columns=(S3,i4)")
uri4index1 = 'index:' + self.basename_uri4 + ':by-Skey'
uri4index2 = 'index:' + self.basename_uri4 + ':by-S3'
uri4index3 = 'index:' + self.basename_uri4 + ':by-i2i4'
self.session.create(uri4index1, "columns=(Skey)")
self.session.create(uri4index2, "columns=(S3)")
self.session.create(uri4index3, "columns=(i2,i4)")
self.set_kv(self.table_uri1, 'KEY000', 'string value')
self.set_kv(self.table_uri1, 'KEY001', '\'\"({[]})\"\'\\, etc. allowed')
# \u03c0 is pi in Unicode, converted by Python to UTF-8: 0xcf 0x80.
# Here's how UTF-8 might be used.
self.set_kv(self.table_uri1, 'KEY002', u'\u03c0'.encode('utf-8'))
# 0xf5-0xff are illegal in Unicode, but may occur legally in C strings.
self.set_kv(self.table_uri1, 'KEY003', '\xff\xfe')
self.set_kv2(self.table_uri2, 'KEY000', 123, 'str0')
self.set_kv2(self.table_uri2, 'KEY001', 234, 'str1')
self.set_kv(self.table_uri3, 1, '\x01\x02\x03')
self.set_kv(self.table_uri3, 2, '\x77\x88\x99\x00\xff\xfe')
self.populate_squarecube(self.table_uri4)
table1_json = (
('"key0" : "KEY000"', '"value0" : "string value"'),
('"key0" : "KEY001"', '"value0" : ' +
'"\'\\\"({[]})\\\"\'\\\\, etc. allowed"'),
('"key0" : "KEY002"', '"value0" : "\\u00cf\\u0080"'),
('"key0" : "KEY003"', '"value0" : "\\u00ff\\u00fe"'))
self.check_json(self.table_uri1, table1_json)
self.session.truncate(self.table_uri1, None, None, None)
self.load_json(self.table_uri1, table1_json)
self.check_json(self.table_uri1, table1_json)
table2_json = (
('"key0" : "KEY000"', '"value0" : 123,\n"value1" : "str0"'),
('"key0" : "KEY001"', '"value0" : 234,\n"value1" : "str1"'))
self.check_json(self.table_uri2, table2_json)
self.session.truncate(self.table_uri2, None, None, None)
self.load_json(self.table_uri2, table2_json)
self.check_json(self.table_uri2, table2_json)
self.session.truncate(self.table_uri2, None, None, None)
# bad tokens
self.assertRaisesWithMessage(wiredtiger.WiredTigerError,
lambda: self.load_json(self.table_uri2,
(('<>abc?', '9'),)),
'/unknown token/')
# bad tokens
self.assertRaisesWithMessage(wiredtiger.WiredTigerError,
lambda: self.load_json(self.table_uri2,
(('"abc\u"', ''),)),
'/invalid Unicode/')
# bad tokens
self.assertRaisesWithMessage(wiredtiger.WiredTigerError,
lambda: self.load_json(self.table_uri2,
(('"abc', ''),)),
'/unterminated string/')
# bad syntax
self.assertRaisesWithMessage(wiredtiger.WiredTigerError,
lambda: self.load_json(self.table_uri2,
(('"stuff" "jibberish"', '"value0" "more jibberish"'),)),
'/expected key name.*\"key0\"/')
# bad types
self.assertRaisesWithMessage(wiredtiger.WiredTigerError,
lambda: self.load_json(self.table_uri2,
(('"key0" : "KEY002"', '"value0" : "xyz",\n"value1" : "str0"'),)),
'/expected unsigned JSON <int>, got <string>/')
# bad types
self.assertRaisesWithMessage(wiredtiger.WiredTigerError,
lambda: self.load_json(self.table_uri2,
(('"key0" : "KEY002"', '"value0" : 123,\n"value1" : 456'),)),
'/expected JSON <string>, got <integer>/')
# extra stuff
self.assertRaisesWithMessage(wiredtiger.WiredTigerError,
lambda: self.load_json(self.table_uri2,
(('"key0" : "KEY002"',
'"value0" : 123,\n"value1" : "str0",'),)),
'/expected JSON <EOF>, got \',\'/')
# fields out of order currently not supported
self.assertRaisesWithMessage(wiredtiger.WiredTigerError,
lambda: self.load_json(self.table_uri2,
(('"key0" : "KEY002"', '"value1" : "str0",\n"value0" : 123'),)),
'/expected value name.*\"value0\"/')
# various invalid unicode
invalid_unicode = (
'\\u', '\\ux', '\\u0', '\\u0F', '\\u0FA', '\\u0FAx', '\\u0FA\\x')
for uni in invalid_unicode:
self.assertRaisesWithMessage(wiredtiger.WiredTigerError,
lambda: self.load_json(self.table_uri2,
(('"key0" : "KEY002"', '"value0" : 123,\n"value1" : "'
+ uni + '"'),)),
'/invalid Unicode/')
# this one should work
self.load_json(self.table_uri2,
(('"key0" : "KEY002"', '"value0" : 34,\n"value1" : "str2"'),))
# extraneous/missing space is okay
self.load_json(self.table_uri2,
((' "key0"\n:\t"KEY003" ',
'"value0":45,"value1"\n\n\r\n:\t\n"str3"'),))
table2_json = (
('"key0" : "KEY002"', '"value0" : 34,\n"value1" : "str2"'),
('"key0" : "KEY003"', '"value0" : 45,\n"value1" : "str3"'))
table3_json = (
('"key0" : 1', '"value0" : "\\u0001\\u0002\\u0003"'),
('"key0" : 2',
'"value0" : "\\u0077\\u0088\\u0099\\u0000\\u00ff\\u00fe"'))
self.check_json(self.table_uri3, table3_json)
table4_json = (
('"ikey" : 1,\n"Skey" : "key1"',
'"S1" : "val1",\n"i2" : 1,\n"S3" : "val1",\n"i4" : 1'),
('"ikey" : 2,\n"Skey" : "key2"',
'"S1" : "val4",\n"i2" : 4,\n"S3" : "val8",\n"i4" : 8'),
('"ikey" : 3,\n"Skey" : "key3"',
'"S1" : "val9",\n"i2" : 9,\n"S3" : "val27",\n"i4" : 27'),
('"ikey" : 4,\n"Skey" : "key4"',
'"S1" : "val16",\n"i2" : 16,\n"S3" : "val64",\n"i4" : 64'))
self.check_json(self.table_uri4, table4_json)
# This projection has 3 value fields reversed with a key at the end.
table4_json_projection = (
('"ikey" : 1,\n"Skey" : "key1"',
'"i4" : 1,\n"S3" : "val1",\n"i2" : 1,\n"ikey" : 1'),
('"ikey" : 2,\n"Skey" : "key2"',
'"i4" : 8,\n"S3" : "val8",\n"i2" : 4,\n"ikey" : 2'),
('"ikey" : 3,\n"Skey" : "key3"',
'"i4" : 27,\n"S3" : "val27",\n"i2" : 9,\n"ikey" : 3'),
('"ikey" : 4,\n"Skey" : "key4"',
'"i4" : 64,\n"S3" : "val64",\n"i2" : 16,\n"ikey" : 4'))
# bad projection URI
self.assertRaisesWithMessage(wiredtiger.WiredTigerError,
lambda: self.check_json(self.table_uri4 + '(i4,S3,i2,ikey',
table4_json_projection),
'/Unbalanced brackets/')
# This projection should work.
self.check_json(self.table_uri4 + '(i4,S3,i2,ikey)',
table4_json_projection)
# The dump config currently is not supported for the index type.
self.check_json(uri4index1, (
('"Skey" : "key1"',
'"S1" : "val1",\n"i2" : 1,\n"S3" : "val1",\n"i4" : 1'),
('"Skey" : "key2"',
'"S1" : "val4",\n"i2" : 4,\n"S3" : "val8",\n"i4" : 8'),
('"Skey" : "key3"',
'"S1" : "val9",\n"i2" : 9,\n"S3" : "val27",\n"i4" : 27'),
('"Skey" : "key4"',
'"S1" : "val16",\n"i2" : 16,\n"S3" : "val64",\n"i4" : 64')))
self.check_json(uri4index2, (
('"S3" : "val1"',
'"S1" : "val1",\n"i2" : 1,\n"S3" : "val1",\n"i4" : 1'),
('"S3" : "val27"',
'"S1" : "val9",\n"i2" : 9,\n"S3" : "val27",\n"i4" : 27'),
('"S3" : "val64"',
'"S1" : "val16",\n"i2" : 16,\n"S3" : "val64",\n"i4" : 64'),
('"S3" : "val8"',
'"S1" : "val4",\n"i2" : 4,\n"S3" : "val8",\n"i4" : 8')))
self.check_json(uri4index3, (
('"i2" : 1,\n"i4" : 1',
'"S1" : "val1",\n"i2" : 1,\n"S3" : "val1",\n"i4" : 1'),
('"i2" : 4,\n"i4" : 8',
'"S1" : "val4",\n"i2" : 4,\n"S3" : "val8",\n"i4" : 8'),
('"i2" : 9,\n"i4" : 27',
'"S1" : "val9",\n"i2" : 9,\n"S3" : "val27",\n"i4" : 27'),
('"i2" : 16,\n"i4" : 64',
'"S1" : "val16",\n"i2" : 16,\n"S3" : "val64",\n"i4" : 64')))
# Dump all the tables into a single file, and also each
# table into its own file.
self.runWt(['dump', '-j',
self.table_uri1,
self.table_uri2,
self.table_uri3,
self.table_uri4],
outfilename='jsondump-all.out')
self.runWt(['dump', '-j', self.table_uri1], outfilename='jsondump1.out')
self.runWt(['dump', '-j', self.table_uri2], outfilename='jsondump2.out')
self.runWt(['dump', '-j', self.table_uri3], outfilename='jsondump3.out')
self.runWt(['dump', '-j', self.table_uri4], outfilename='jsondump4.out')
self.session.drop(self.table_uri1)
self.session.drop(self.table_uri2)
self.session.drop(self.table_uri3)
self.session.drop(self.table_uri4)
self.runWt(['load', '-jf', 'jsondump1.out'])
self.session.drop(self.table_uri1)
self.runWt(['load', '-jf', 'jsondump2.out'])
self.session.drop(self.table_uri2)
self.runWt(['load', '-jf', 'jsondump3.out'])
self.session.drop(self.table_uri3)
self.runWt(['load', '-jf', 'jsondump4.out'])
self.session.drop(self.table_uri4)
self.runWt(['load', '-jf', 'jsondump-all.out'])
self.check_json(self.table_uri1, table1_json)
self.check_json(self.table_uri2, table2_json)
self.check_json(self.table_uri3, table3_json)
self.check_json(self.table_uri4, table4_json)
# Generate two byte keys that cover some range of byte values.
# For simplicity, the keys are monotonically increasing.
# A null byte is disallowed in a string key, so we don't use it.
def generate_key(self, i, k):
k[0] = ((i & 0xffc0) >> 6) + 1
k[1] = (i & 0x3f) + 1
# Generate three byte values:
# i==0 : v:[0x00, 0x01, 0x02]
# i==1 : v:[0x01, 0x02, 0x03]
# etc.
# A null byte is disallowed in a string value, it is replaced by 'X'
def generate_value(self, i, v, isstring):
for j in range(0, 3):
val = (i + j) % 256
if isstring and val == 0:
val = 88 # 'X'
v[j] = val
def test_json_all_bytes(self):
"""
Test the generated JSON for all byte values in byte array and
string formats.
"""
self.session.create(self.table_uri5, 'key_format=u,value_format=u')
self.session.create(self.table_uri6, 'key_format=S,value_format=S')
c5 = self.session.open_cursor(self.table_uri5, None, None)
c6 = self.session.open_cursor(self.table_uri6, None, None)
k = bytearray(b'\x00\x00')
v = bytearray(b'\x00\x00\x00')
for i in range(0, 512):
self.generate_key(i, k)
self.generate_value(i, v, False)
c5[str(k)] = str(v)
self.generate_value(i, v, True) # no embedded nuls
c6[str(k)] = str(v)
c5.close()
c6.close()
# Build table5_json, we want it to look like this:
# ('"key0" : "\u0001\u0001"', '"value0" : "\u0000\u0001\u0002"'),
# ('"key0" : "\u0001\u0002"', '"value0" : "\u0001\u0002\u0003"'))
# ('"key0" : "\u0001\u0003"', '"value0" : "\u0003\u0003\u0004"'))
# ...
# table6_json is similar, except that printable values like '\u0041'
# would appear as 'A'. The string type cannot have embedded nulls,
# so '\u0000' in table6_json appears instead as an 'X'.
#
# Start by creating two tables of individual Unicode values.
# bin_unicode[] contains only the \u escape sequences.
# mix_unicode[] contains printable characters or \t \n etc. escapes
bin_unicode = []
mix_unicode = []
for i in range(0, 256):
u = "\\u00" + hex(256 + i)[3:] # e.g. "\u00ab")
bin_unicode.append(u)
mix_unicode.append(u)
for i in range(0x20, 0x7f):
mix_unicode[i] = chr(i)
mix_unicode[ord('"')] = '\\"'
mix_unicode[ord('\\')] = '\\\\'
mix_unicode[ord('\f')] = '\\f'
mix_unicode[ord('\n')] = '\\n'
mix_unicode[ord('\r')] = '\\r'
mix_unicode[ord('\t')] = '\\t'
table5_json = []
table6_json = []
for i in range(0, 512):
self.generate_key(i, k)
self.generate_value(i, v, False)
j = i if (i > 0 and i < 254) or (i > 256 and i < 510) else 88
table5_json.append(('"key0" : "' + bin_unicode[k[0]] +
bin_unicode[k[1]] + '"',
'"value0" : "' + bin_unicode[v[0]] +
bin_unicode[v[1]] +
bin_unicode[v[2]] + '"'))
self.generate_value(i, v, True)
table6_json.append(('"key0" : "' + mix_unicode[k[0]] +
mix_unicode[k[1]] + '"',
'"value0" : "' + mix_unicode[v[0]] +
mix_unicode[v[1]] +
mix_unicode[v[2]] + '"'))
self.check_json(self.table_uri5, table5_json)
self.check_json(self.table_uri6, table6_json)
self.session.truncate(self.table_uri5, None, None, None)
self.session.truncate(self.table_uri6, None, None, None)
self.load_json(self.table_uri5, table5_json)
self.load_json(self.table_uri6, table6_json)
self.check_json(self.table_uri5, table5_json)
self.check_json(self.table_uri6, table6_json)
self.runWt(['dump', '-j', self.table_uri5], outfilename='jsondump5.out')
self.runWt(['dump', '-j', self.table_uri6], outfilename='jsondump6.out')
self.session.drop(self.table_uri5)
self.session.drop(self.table_uri6)
self.runWt(['load', '-jf', 'jsondump5.out'])
self.runWt(['load', '-jf', 'jsondump6.out'])
self.session.drop(self.table_uri5)
self.session.drop(self.table_uri6)
if __name__ == '__main__':
wttest.run()
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