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from __future__ import absolute_import, print_function, division
import logging
from petl.test.helpers import eq_
import petl as etl
from petl.util.vis import look, see, lookstr
logger = logging.getLogger(__name__)
debug = logger.debug
def test_look():
table = (('foo', 'bar'), ('a', 1), ('b', 2))
actual = repr(look(table))
expect = """+-----+-----+
| foo | bar |
+=====+=====+
| 'a' | 1 |
+-----+-----+
| 'b' | 2 |
+-----+-----+
"""
eq_(expect, actual)
def test_look_irregular_rows():
table = (('foo', 'bar'), ('a',), ('b', 2, True))
actual = repr(look(table))
expect = """+-----+-----+------+
| foo | bar | |
+=====+=====+======+
| 'a' | | |
+-----+-----+------+
| 'b' | 2 | True |
+-----+-----+------+
"""
eq_(expect, actual)
def test_look_index_header():
table = (('foo', 'bar'), ('a', 1), ('b', 2))
actual = repr(look(table, index_header=True))
expect = """+-------+-------+
| 0|foo | 1|bar |
+=======+=======+
| 'a' | 1 |
+-------+-------+
| 'b' | 2 |
+-------+-------+
"""
eq_(expect, actual)
def test_look_bool():
table = (('foo', 'bar'), ('a', True), ('b', False))
actual = repr(look(table))
expect = """+-----+-------+
| foo | bar |
+=====+=======+
| 'a' | True |
+-----+-------+
| 'b' | False |
+-----+-------+
"""
eq_(expect, actual)
def test_look_truncate():
table = (('foo', 'bar'), ('abcd', 1234), ('bcde', 2345))
actual = repr(look(table, truncate=3))
expect = """+-----+-----+
| foo | bar |
+=====+=====+
| 'ab | 123 |
+-----+-----+
| 'bc | 234 |
+-----+-----+
"""
eq_(expect, actual)
actual = repr(look(table, truncate=3, vrepr=str))
expect = """+-----+-----+
| foo | bar |
+=====+=====+
| abc | 123 |
+-----+-----+
| bcd | 234 |
+-----+-----+
"""
eq_(expect, actual)
def test_look_width():
table = (('foo', 'bar'), ('a', 1), ('b', 2))
actual = repr(look(table, width=10))
expect = ("+-----+---\n"
"| foo | ba\n"
"+=====+===\n"
"| 'a' | \n"
"+-----+---\n"
"| 'b' | \n"
"+-----+---\n")
eq_(expect, actual)
def test_look_style_simple():
table = (('foo', 'bar'), ('a', 1), ('b', 2))
actual = repr(look(table, style='simple'))
expect = """=== ===
foo bar
=== ===
'a' 1
'b' 2
=== ===
"""
eq_(expect, actual)
etl.config.look_style = 'simple'
actual = repr(look(table))
eq_(expect, actual)
etl.config.look_style = 'grid'
def test_look_style_minimal():
table = (('foo', 'bar'), ('a', 1), ('b', 2))
actual = repr(look(table, style='minimal'))
expect = """foo bar
'a' 1
'b' 2
"""
eq_(expect, actual)
etl.config.look_style = 'minimal'
actual = repr(look(table))
eq_(expect, actual)
etl.config.look_style = 'grid'
def test_see():
table = (('foo', 'bar'), ('a', 1), ('b', 2))
actual = repr(see(table))
expect = """foo: 'a', 'b'
bar: 1, 2
"""
eq_(expect, actual)
def test_see_index_header():
table = (('foo', 'bar'), ('a', 1), ('b', 2))
actual = repr(see(table, index_header=True))
expect = """0|foo: 'a', 'b'
1|bar: 1, 2
"""
eq_(expect, actual)
def test_see_duplicateheader():
table = (('foo', 'bar', 'foo'), ('a', 1, 'a_prime'), ('b', 2, 'b_prime'))
actual = repr(see(table))
expect = """foo: 'a', 'b'
bar: 1, 2
foo: 'a_prime', 'b_prime'
"""
eq_(expect, actual)
def test_lookstr():
table = (('foo', 'bar'), ('a', 1), ('b', 2))
actual = repr(lookstr(table))
expect = """+-----+-----+
| foo | bar |
+=====+=====+
| a | 1 |
+-----+-----+
| b | 2 |
+-----+-----+
"""
eq_(expect, actual)
def test_look_headerless():
table = []
actual = repr(look(table))
expect = ""
eq_(expect, actual)
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