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"""Tests of the internal tabulate functions."""
import tabulate as T
from common import assert_equal, skip, rows_to_pipe_table_str, cols_to_pipe_str
def test_multiline_width():
"Internal: _multiline_width()"
multiline_string = "\n".join(["foo", "barbaz", "spam"])
assert_equal(T._multiline_width(multiline_string), 6)
oneline_string = "12345"
assert_equal(T._multiline_width(oneline_string), len(oneline_string))
def test_align_column_decimal():
"Internal: _align_column(..., 'decimal')"
column = ["12.345", "-1234.5", "1.23", "1234.5", "1e+234", "1.0e234"]
result = T._align_column(column, "decimal")
expected = [
" 12.345 ",
"-1234.5 ",
" 1.23 ",
" 1234.5 ",
" 1e+234 ",
" 1.0e234",
]
assert_equal(expected, result)
def test_align_column_decimal_with_thousand_separators():
"Internal: _align_column(..., 'decimal')"
column = ["12.345", "-1234.5", "1.23", "1,234.5", "1e+234", "1.0e234"]
output = T._align_column(column, "decimal")
expected = [
" 12.345 ",
"-1234.5 ",
" 1.23 ",
"1,234.5 ",
" 1e+234 ",
" 1.0e234",
]
assert_equal(expected, output)
def test_align_column_decimal_with_incorrect_thousand_separators():
"Internal: _align_column(..., 'decimal')"
column = ["12.345", "-1234.5", "1.23", "12,34.5", "1e+234", "1.0e234"]
output = T._align_column(column, "decimal")
expected = [
" 12.345 ",
" -1234.5 ",
" 1.23 ",
"12,34.5 ",
" 1e+234 ",
" 1.0e234",
]
assert_equal(expected, output)
def test_align_column_none():
"Internal: _align_column(..., None)"
column = ["123.4", "56.7890"]
output = T._align_column(column, None)
expected = ["123.4", "56.7890"]
assert_equal(expected, output)
def test_align_column_multiline():
"Internal: _align_column(..., is_multiline=True)"
column = ["1", "123", "12345\n6"]
output = T._align_column(column, "center", is_multiline=True)
expected = [" 1 ", " 123 ", "12345" + "\n" + " 6 "]
assert_equal(expected, output)
def test_align_cell_veritically_one_line_only():
"Internal: Aligning a single height cell is same regardless of alignment value"
lines = ["one line"]
column_width = 8
top = T._align_cell_veritically(lines, 1, column_width, "top")
center = T._align_cell_veritically(lines, 1, column_width, "center")
bottom = T._align_cell_veritically(lines, 1, column_width, "bottom")
none = T._align_cell_veritically(lines, 1, column_width, None)
expected = ["one line"]
assert top == center == bottom == none == expected
def test_align_cell_veritically_top_single_text_multiple_pad():
"Internal: Align single cell text to top"
result = T._align_cell_veritically(["one line"], 3, 8, "top")
expected = ["one line", " ", " "]
assert_equal(expected, result)
def test_align_cell_veritically_center_single_text_multiple_pad():
"Internal: Align single cell text to center"
result = T._align_cell_veritically(["one line"], 3, 8, "center")
expected = [" ", "one line", " "]
assert_equal(expected, result)
def test_align_cell_veritically_bottom_single_text_multiple_pad():
"Internal: Align single cell text to bottom"
result = T._align_cell_veritically(["one line"], 3, 8, "bottom")
expected = [" ", " ", "one line"]
assert_equal(expected, result)
def test_align_cell_veritically_top_multi_text_multiple_pad():
"Internal: Align multiline celltext text to top"
text = ["just", "one ", "cell"]
result = T._align_cell_veritically(text, 6, 4, "top")
expected = ["just", "one ", "cell", " ", " ", " "]
assert_equal(expected, result)
def test_align_cell_veritically_center_multi_text_multiple_pad():
"Internal: Align multiline celltext text to center"
text = ["just", "one ", "cell"]
result = T._align_cell_veritically(text, 6, 4, "center")
# Even number of rows, can't perfectly center, but we pad less
# at top when required to do make a judgement
expected = [" ", "just", "one ", "cell", " ", " "]
assert_equal(expected, result)
def test_align_cell_veritically_bottom_multi_text_multiple_pad():
"Internal: Align multiline celltext text to bottom"
text = ["just", "one ", "cell"]
result = T._align_cell_veritically(text, 6, 4, "bottom")
expected = [" ", " ", " ", "just", "one ", "cell"]
assert_equal(expected, result)
def test_wrap_text_to_colwidths():
"Internal: Test _wrap_text_to_colwidths to show it will wrap text based on colwidths"
rows = [
["mini", "medium", "decently long", "wrap will be ignored"],
[
"small",
"JustOneWordThatIsWayTooLong",
"this is unreasonably long for a single cell length",
"also ignored here",
],
]
widths = [10, 10, 20, None]
expected = [
["mini", "medium", "decently long", "wrap will be ignored"],
[
"small",
"JustOneWor\ndThatIsWay\nTooLong",
"this is unreasonably\nlong for a single\ncell length",
"also ignored here",
],
]
result = T._wrap_text_to_colwidths(rows, widths)
assert_equal(expected, result)
def test_wrap_text_wide_chars():
"Internal: Wrap wide characters based on column width"
try:
import wcwidth # noqa
except ImportError:
skip("test_wrap_text_wide_chars is skipped")
rows = [["청자청자청자청자청자", "약간 감싸면 더 잘 보일 수있는 다소 긴 설명입니다"]]
widths = [5, 20]
expected = [
[
"청자\n청자\n청자\n청자\n청자",
"약간 감싸면 더 잘\n보일 수있는 다소 긴\n설명입니다",
]
]
result = T._wrap_text_to_colwidths(rows, widths)
assert_equal(expected, result)
def test_wrap_text_to_numbers():
"""Internal: Test _wrap_text_to_colwidths force ignores numbers by
default so as not to break alignment behaviors"""
rows = [
["first number", 123.456789, "123.456789"],
["second number", "987654.123", "987654.123"],
]
widths = [6, 6, 6]
expected = [
["first\nnumber", 123.456789, "123.45\n6789"],
["second\nnumber", "987654.123", "987654\n.123"],
]
result = T._wrap_text_to_colwidths(rows, widths, numparses=[True, True, False])
assert_equal(expected, result)
def test_wrap_text_to_colwidths_single_ansi_colors_full_cell():
"""Internal: autowrapped text can retain a single ANSI colors
when it is at the beginning and end of full cell"""
data = [
[
(
"\033[31mThis is a rather long description that might"
" look better if it is wrapped a bit\033[0m"
)
]
]
result = T._wrap_text_to_colwidths(data, [30])
expected = [
[
"\n".join(
[
"\033[31mThis is a rather long\033[0m",
"\033[31mdescription that might look\033[0m",
"\033[31mbetter if it is wrapped a bit\033[0m",
]
)
]
]
assert_equal(expected, result)
def test_wrap_text_to_colwidths_colors_wide_char():
"""Internal: autowrapped text can retain a ANSI colors with wide chars"""
try:
import wcwidth # noqa
except ImportError:
skip("test_wrap_text_to_colwidths_colors_wide_char is skipped")
data = [[("\033[31m약간 감싸면 더 잘 보일 수있는 다소 긴" " 설명입니다 설명입니다 설명입니다 설명입니다 설명\033[0m")]]
result = T._wrap_text_to_colwidths(data, [30])
expected = [
[
"\n".join(
[
"\033[31m약간 감싸면 더 잘 보일 수있는\033[0m",
"\033[31m다소 긴 설명입니다 설명입니다\033[0m",
"\033[31m설명입니다 설명입니다 설명\033[0m",
]
)
]
]
assert_equal(expected, result)
def test_wrap_text_to_colwidths_multi_ansi_colors_full_cell():
"""Internal: autowrapped text can retain multiple ANSI colors
when they are at the beginning and end of full cell
(e.g. text and background colors)"""
data = [
[
(
"\033[31m\033[43mThis is a rather long description that"
" might look better if it is wrapped a bit\033[0m"
)
]
]
result = T._wrap_text_to_colwidths(data, [30])
expected = [
[
"\n".join(
[
"\033[31m\033[43mThis is a rather long\033[0m",
"\033[31m\033[43mdescription that might look\033[0m",
"\033[31m\033[43mbetter if it is wrapped a bit\033[0m",
]
)
]
]
assert_equal(expected, result)
def test_wrap_text_to_colwidths_multi_ansi_colors_in_subset():
"""Internal: autowrapped text can retain multiple ANSI colors
when they are around subsets of the cell"""
data = [
[
(
"This is a rather \033[31mlong description\033[0m that"
" might look better \033[93mif it is wrapped\033[0m a bit"
)
]
]
result = T._wrap_text_to_colwidths(data, [30])
expected = [
[
"\n".join(
[
"This is a rather \033[31mlong\033[0m",
"\033[31mdescription\033[0m that might look",
"better \033[93mif it is wrapped\033[0m a bit",
]
)
]
]
assert_equal(expected, result)
def test__remove_separating_lines():
with_rows = [
[0, "a"],
[1, "b"],
T.SEPARATING_LINE,
[2, "c"],
T.SEPARATING_LINE,
[3, "c"],
T.SEPARATING_LINE,
]
result, sep_lines = T._remove_separating_lines(with_rows)
expected = rows_to_pipe_table_str([[0, "a"], [1, "b"], [2, "c"], [3, "c"]])
assert_equal(expected, rows_to_pipe_table_str(result))
assert_equal("2|4|6", cols_to_pipe_str(sep_lines))
def test__reinsert_separating_lines():
with_rows = [
[0, "a"],
[1, "b"],
T.SEPARATING_LINE,
[2, "c"],
T.SEPARATING_LINE,
[3, "c"],
T.SEPARATING_LINE,
]
sans_rows, sep_lines = T._remove_separating_lines(with_rows)
T._reinsert_separating_lines(sans_rows, sep_lines)
expected = rows_to_pipe_table_str(with_rows)
assert_equal(expected, rows_to_pipe_table_str(sans_rows))