rich/tests/test_highlighter.py

147 lines
4.8 KiB
Python

"""Tests for the highlighter classes."""
import json
from typing import List
import pytest
from rich.highlighter import JSONHighlighter, NullHighlighter, ReprHighlighter
from rich.text import Span, Text
def test_wrong_type():
highlighter = NullHighlighter()
with pytest.raises(TypeError):
highlighter([])
highlight_tests = [
("", []),
(" ", []),
(
"<foo>",
[
Span(0, 1, "repr.tag_start"),
Span(1, 4, "repr.tag_name"),
Span(4, 5, "repr.tag_end"),
],
),
(
"False True None",
[
Span(0, 5, "repr.bool_false"),
Span(6, 10, "repr.bool_true"),
Span(11, 15, "repr.none"),
],
),
("foo=bar", [Span(0, 3, "repr.attrib_name"), Span(4, 7, "repr.attrib_value")]),
(
'foo="bar"',
[
Span(0, 3, "repr.attrib_name"),
Span(4, 9, "repr.attrib_value"),
Span(4, 9, "repr.str"),
],
),
(
"<Permission.WRITE|READ: 3>",
[
Span(0, 1, "repr.tag_start"),
Span(1, 23, "repr.tag_name"),
Span(23, 25, "repr.tag_contents"),
Span(25, 26, "repr.tag_end"),
Span(24, 25, "repr.number"),
],
),
("( )", [Span(0, 1, "repr.brace"), Span(2, 3, "repr.brace")]),
("[ ]", [Span(0, 1, "repr.brace"), Span(2, 3, "repr.brace")]),
("{ }", [Span(0, 1, "repr.brace"), Span(2, 3, "repr.brace")]),
(" 1 ", [Span(1, 2, "repr.number")]),
(" 1.2 ", [Span(1, 4, "repr.number")]),
(" 0xff ", [Span(1, 5, "repr.number")]),
(" 1e10 ", [Span(1, 5, "repr.number")]),
(" /foo ", [Span(1, 2, "repr.path"), Span(2, 5, "repr.filename")]),
(" /foo/bar.html ", [Span(1, 6, "repr.path"), Span(6, 14, "repr.filename")]),
("01-23-45-67-89-AB", [Span(0, 17, "repr.eui48")]), # 6x2 hyphen
("01-23-45-FF-FE-67-89-AB", [Span(0, 23, "repr.eui64")]), # 8x2 hyphen
("01:23:45:67:89:AB", [Span(0, 17, "repr.ipv6")]), # 6x2 colon
("01:23:45:FF:FE:67:89:AB", [Span(0, 23, "repr.ipv6")]), # 8x2 colon
("0123.4567.89AB", [Span(0, 14, "repr.eui48")]), # 3x4 dot
("0123.45FF.FE67.89AB", [Span(0, 19, "repr.eui64")]), # 4x4 dot
("ed-ed-ed-ed-ed-ed", [Span(0, 17, "repr.eui48")]), # lowercase
("ED-ED-ED-ED-ED-ED", [Span(0, 17, "repr.eui48")]), # uppercase
("Ed-Ed-Ed-Ed-Ed-Ed", [Span(0, 17, "repr.eui48")]), # mixed case
("0-00-1-01-2-02", [Span(0, 14, "repr.eui48")]), # dropped zero
(" https://example.org ", [Span(1, 20, "repr.url")]),
(" http://example.org ", [Span(1, 19, "repr.url")]),
(" http://example.org/index.html ", [Span(1, 30, "repr.url")]),
("No place like 127.0.0.1", [Span(14, 23, "repr.ipv4")]),
("''", [Span(0, 2, "repr.str")]),
("'hello'", [Span(0, 7, "repr.str")]),
("'''hello'''", [Span(0, 11, "repr.str")]),
('""', [Span(0, 2, "repr.str")]),
('"hello"', [Span(0, 7, "repr.str")]),
('"""hello"""', [Span(0, 11, "repr.str")]),
("\\'foo'", []),
("it's no 'string'", [Span(8, 16, "repr.str")]),
]
@pytest.mark.parametrize("test, spans", highlight_tests)
def test_highlight_regex(test: str, spans: List[Span]):
"""Tests for the regular expressions used in ReprHighlighter."""
text = Text(test)
highlighter = ReprHighlighter()
highlighter.highlight(text)
print(text.spans)
assert text.spans == spans
def test_highlight_json_with_indent():
json_string = json.dumps({"name": "apple", "count": 1}, indent=4)
text = Text(json_string)
highlighter = JSONHighlighter()
highlighter.highlight(text)
assert text.spans == [
Span(0, 1, "json.brace"),
Span(6, 12, "json.str"),
Span(14, 21, "json.str"),
Span(27, 34, "json.str"),
Span(36, 37, "json.number"),
Span(38, 39, "json.brace"),
Span(6, 12, "json.key"),
Span(27, 34, "json.key"),
]
def test_highlight_json_string_only():
json_string = '"abc"'
text = Text(json_string)
highlighter = JSONHighlighter()
highlighter.highlight(text)
assert text.spans == [Span(0, 5, "json.str")]
def test_highlight_json_empty_string_only():
json_string = '""'
text = Text(json_string)
highlighter = JSONHighlighter()
highlighter.highlight(text)
assert text.spans == [Span(0, 2, "json.str")]
def test_highlight_json_no_indent():
json_string = json.dumps({"name": "apple", "count": 1}, indent=None)
text = Text(json_string)
highlighter = JSONHighlighter()
highlighter.highlight(text)
assert text.spans == [
Span(0, 1, "json.brace"),
Span(1, 7, "json.str"),
Span(9, 16, "json.str"),
Span(18, 25, "json.str"),
Span(27, 28, "json.number"),
Span(28, 29, "json.brace"),
Span(1, 7, "json.key"),
Span(18, 25, "json.key"),
]