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import contextlib
import io
import sys
import docx
import pytest
from openhands.runtime.plugins.agent_skills.file_ops.file_ops import (
WINDOW,
_print_window,
find_file,
goto_line,
open_file,
scroll_down,
scroll_up,
search_dir,
search_file,
)
from openhands.runtime.plugins.agent_skills.file_reader.file_readers import (
parse_docx,
parse_latex,
parse_pdf,
parse_pptx,
)
# CURRENT_FILE must be reset for each test
@pytest.fixture(autouse=True)
def reset_current_file():
from openhands.runtime.plugins.agent_skills import agentskills
agentskills.CURRENT_FILE = None
def _numbered_test_lines(start, end) -> str:
return ('\n'.join(f'{i}|' for i in range(start, end + 1))) + '\n'
def _generate_test_file_with_lines(temp_path, num_lines) -> str:
file_path = temp_path / 'test_file.py'
file_path.write_text('\n' * num_lines)
return file_path
def _generate_ruby_test_file_with_lines(temp_path, num_lines) -> str:
file_path = temp_path / 'test_file.rb'
file_path.write_text('\n' * num_lines)
return file_path
def _calculate_window_bounds(current_line, total_lines, window_size):
"""Calculate the bounds of the window around the current line."""
half_window = window_size // 2
if current_line - half_window < 0:
start = 1
end = window_size
else:
start = current_line - half_window
end = current_line + half_window
return start, end
def _capture_file_operation_error(operation, expected_error_msg):
with io.StringIO() as buf:
with contextlib.redirect_stdout(buf):
operation()
result = buf.getvalue().strip()
assert result == expected_error_msg
SEP = '-' * 49 + '\n'
# =============================================================================
def test_open_file_unexist_path():
_capture_file_operation_error(
lambda: open_file('/unexist/path/a.txt'),
'ERROR: File /unexist/path/a.txt not found.',
)
def test_open_file(tmp_path):
assert tmp_path is not None
temp_file_path = tmp_path / 'a.txt'
temp_file_path.write_text('Line 1\nLine 2\nLine 3\nLine 4\nLine 5')
with io.StringIO() as buf:
with contextlib.redirect_stdout(buf):
open_file(str(temp_file_path))
result = buf.getvalue()
assert result is not None
expected = (
f'[File: {temp_file_path} (5 lines total)]\n'
'(this is the beginning of the file)\n'
'1|Line 1\n'
'2|Line 2\n'
'3|Line 3\n'
'4|Line 4\n'
'5|Line 5\n'
'(this is the end of the file)\n'
)
assert result.split('\n') == expected.split('\n')
def test_open_file_with_indentation(tmp_path):
temp_file_path = tmp_path / 'a.txt'
temp_file_path.write_text('Line 1\n Line 2\nLine 3\nLine 4\nLine 5')
with io.StringIO() as buf:
with contextlib.redirect_stdout(buf):
open_file(str(temp_file_path))
result = buf.getvalue()
assert result is not None
expected = (
f'[File: {temp_file_path} (5 lines total)]\n'
'(this is the beginning of the file)\n'
'1|Line 1\n'
'2| Line 2\n'
'3|Line 3\n'
'4|Line 4\n'
'5|Line 5\n'
'(this is the end of the file)\n'
)
assert result.split('\n') == expected.split('\n')
def test_open_file_long(tmp_path):
temp_file_path = tmp_path / 'a.txt'
content = '\n'.join([f'Line {i}' for i in range(1, 1001)])
temp_file_path.write_text(content)
with io.StringIO() as buf:
with contextlib.redirect_stdout(buf):
open_file(str(temp_file_path), 1, 50)
result = buf.getvalue()
assert result is not None
expected = f'[File: {temp_file_path} (1000 lines total)]\n'
expected += '(this is the beginning of the file)\n'
for i in range(1, 51):
expected += f'{i}|Line {i}\n'
expected += '(950 more lines below)\n'
expected += '[Use `scroll_down` to view the next 100 lines of the file!]\n'
assert result.split('\n') == expected.split('\n')
def test_open_file_long_with_lineno(tmp_path):
temp_file_path = tmp_path / 'a.txt'
content = '\n'.join([f'Line {i}' for i in range(1, 1001)])
temp_file_path.write_text(content)
cur_line = 100
with io.StringIO() as buf:
with contextlib.redirect_stdout(buf):
open_file(str(temp_file_path), cur_line)
result = buf.getvalue()
assert result is not None
expected = f'[File: {temp_file_path} (1000 lines total)]\n'
# since 100 is < WINDOW and 100 - WINDOW//2 < 0, so it should show all lines from 1 to WINDOW
start, end = _calculate_window_bounds(cur_line, 1000, WINDOW)
if start == 1:
expected += '(this is the beginning of the file)\n'
else:
expected += f'({start - 1} more lines above)\n'
for i in range(start, end + 1):
expected += f'{i}|Line {i}\n'
if end == 1000:
expected += '(this is the end of the file)\n'
else:
expected += f'({1000 - end} more lines below)\n'
expected += '[Use `scroll_down` to view the next 100 lines of the file!]\n'
assert result.split('\n') == expected.split('\n')
def test_goto_line(tmp_path):
temp_file_path = tmp_path / 'a.txt'
total_lines = 1000
content = '\n'.join([f'Line {i}' for i in range(1, total_lines + 1)])
temp_file_path.write_text(content)
with io.StringIO() as buf:
with contextlib.redirect_stdout(buf):
open_file(str(temp_file_path))
result = buf.getvalue()
assert result is not None
expected = f'[File: {temp_file_path} ({total_lines} lines total)]\n'
expected += '(this is the beginning of the file)\n'
for i in range(1, WINDOW + 1):
expected += f'{i}|Line {i}\n'
expected += f'({total_lines - WINDOW} more lines below)\n'
expected += '[Use `scroll_down` to view the next 100 lines of the file!]\n'
assert result.split('\n') == expected.split('\n')
with io.StringIO() as buf:
with contextlib.redirect_stdout(buf):
goto_line(500)
result = buf.getvalue()
assert result is not None
cur_line = 500
expected = f'[File: {temp_file_path} ({total_lines} lines total)]\n'
start, end = _calculate_window_bounds(cur_line, total_lines, WINDOW)
if start == 1:
expected += '(this is the beginning of the file)\n'
else:
expected += f'({start - 1} more lines above)\n'
for i in range(start, end + 1):
expected += f'{i}|Line {i}\n'
if end == total_lines:
expected += '(this is the end of the file)\n'
else:
expected += f'({total_lines - end} more lines below)\n'
assert result.split('\n') == expected.split('\n')
def test_goto_line_negative(tmp_path):
temp_file_path = tmp_path / 'a.txt'
content = '\n'.join([f'Line {i}' for i in range(1, 5)])
temp_file_path.write_text(content)
with io.StringIO() as buf:
with contextlib.redirect_stdout(buf):
open_file(str(temp_file_path))
_capture_file_operation_error(
lambda: goto_line(-1), 'ERROR: Line number must be between 1 and 4.'
)
def test_goto_line_out_of_bound(tmp_path):
temp_file_path = tmp_path / 'a.txt'
content = '\n'.join([f'Line {i}' for i in range(1, 10)])
temp_file_path.write_text(content)
with io.StringIO() as buf:
with contextlib.redirect_stdout(buf):
open_file(str(temp_file_path))
_capture_file_operation_error(
lambda: goto_line(100), 'ERROR: Line number must be between 1 and 9.'
)
def test_scroll_down(tmp_path):
temp_file_path = tmp_path / 'a.txt'
total_lines = 1000
content = '\n'.join([f'Line {i}' for i in range(1, total_lines + 1)])
temp_file_path.write_text(content)
with io.StringIO() as buf:
with contextlib.redirect_stdout(buf):
open_file(str(temp_file_path))
result = buf.getvalue()
assert result is not None
expected = f'[File: {temp_file_path} ({total_lines} lines total)]\n'
start, end = _calculate_window_bounds(1, total_lines, WINDOW)
if start == 1:
expected += '(this is the beginning of the file)\n'
else:
expected += f'({start - 1} more lines above)\n'
for i in range(start, end + 1):
expected += f'{i}|Line {i}\n'
if end == total_lines:
expected += '(this is the end of the file)\n'
else:
expected += f'({total_lines - end} more lines below)\n'
expected += '[Use `scroll_down` to view the next 100 lines of the file!]\n'
assert result.split('\n') == expected.split('\n')
with io.StringIO() as buf:
with contextlib.redirect_stdout(buf):
scroll_down()
result = buf.getvalue()
assert result is not None
expected = f'[File: {temp_file_path} ({total_lines} lines total)]\n'
start = WINDOW + 1
end = 2 * WINDOW + 1
if start == 1:
expected += '(this is the beginning of the file)\n'
else:
expected += f'({start - 1} more lines above)\n'
for i in range(start, end + 1):
expected += f'{i}|Line {i}\n'
if end == total_lines:
expected += '(this is the end of the file)\n'
else:
expected += f'({total_lines - end} more lines below)\n'
assert result.split('\n') == expected.split('\n')
def test_scroll_up(tmp_path):
temp_file_path = tmp_path / 'a.txt'
total_lines = 1000
content = '\n'.join([f'Line {i}' for i in range(1, total_lines + 1)])
temp_file_path.write_text(content)
cur_line = 300
with io.StringIO() as buf:
with contextlib.redirect_stdout(buf):
open_file(str(temp_file_path), cur_line)
result = buf.getvalue()
assert result is not None
expected = f'[File: {temp_file_path} ({total_lines} lines total)]\n'
start, end = _calculate_window_bounds(cur_line, total_lines, WINDOW)
if start == 1:
expected += '(this is the beginning of the file)\n'
else:
expected += f'({start - 1} more lines above)\n'
for i in range(start, end + 1):
expected += f'{i}|Line {i}\n'
if end == total_lines:
expected += '(this is the end of the file)\n'
else:
expected += f'({total_lines - end} more lines below)\n'
expected += '[Use `scroll_down` to view the next 100 lines of the file!]\n'
assert result.split('\n') == expected.split('\n')
with io.StringIO() as buf:
with contextlib.redirect_stdout(buf):
scroll_up()
result = buf.getvalue()
assert result is not None
cur_line = cur_line - WINDOW
expected = f'[File: {temp_file_path} ({total_lines} lines total)]\n'
start = cur_line
end = cur_line + WINDOW
if start == 1:
expected += '(this is the beginning of the file)\n'
else:
expected += f'({start - 1} more lines above)\n'
for i in range(start, end + 1):
expected += f'{i}|Line {i}\n'
if end == total_lines:
expected += '(this is the end of the file)\n'
else:
expected += f'({total_lines - end} more lines below)\n'
assert result.split('\n') == expected.split('\n')
def test_scroll_down_edge(tmp_path):
temp_file_path = tmp_path / 'a.txt'
content = '\n'.join([f'Line {i}' for i in range(1, 10)])
temp_file_path.write_text(content)
with io.StringIO() as buf:
with contextlib.redirect_stdout(buf):
open_file(str(temp_file_path))
result = buf.getvalue()
assert result is not None
expected = f'[File: {temp_file_path} (9 lines total)]\n'
expected += '(this is the beginning of the file)\n'
for i in range(1, 10):
expected += f'{i}|Line {i}\n'
expected += '(this is the end of the file)\n'
with io.StringIO() as buf:
with contextlib.redirect_stdout(buf):
scroll_down()
result = buf.getvalue()
assert result is not None
# expected should be unchanged
assert result.split('\n') == expected.split('\n')
def test_print_window_internal(tmp_path):
test_file_path = tmp_path / 'a.txt'
test_file_path.write_text('')
open_file(str(test_file_path))
with open(test_file_path, 'w') as file:
for i in range(1, 101):
file.write(f'Line `{i}`\n')
# Define the parameters for the test
current_line = 50
window = 2
# Test _print_window especially with backticks
with io.StringIO() as buf:
with contextlib.redirect_stdout(buf):
_print_window(str(test_file_path), current_line, window, return_str=False)
result = buf.getvalue()
expected = (
'(48 more lines above)\n'
'49|Line `49`\n'
'50|Line `50`\n'
'51|Line `51`\n'
'(49 more lines below)\n'
)
assert result == expected
def test_open_file_large_line_number(tmp_path):
test_file_path = tmp_path / 'a.txt'
test_file_path.write_text('')
open_file(str(test_file_path))
with open(test_file_path, 'w') as file:
for i in range(1, 1000):
file.write(f'Line `{i}`\n')
# Define the parameters for the test
current_line = 800
window = 100
# Test _print_window especially with backticks
with io.StringIO() as buf:
with contextlib.redirect_stdout(buf):
# _print_window(str(test_file_path), current_line, window, return_str=False)
open_file(str(test_file_path), current_line, window)
result = buf.getvalue()
expected = f'[File: {test_file_path} (999 lines total)]\n'
expected += '(749 more lines above)\n'
for i in range(750, 850 + 1):
expected += f'{i}|Line `{i}`\n'
expected += '(149 more lines below)\n'
expected += '[Use `scroll_down` to view the next 100 lines of the file!]\n'
assert result == expected
def test_search_dir(tmp_path):
# create files with the search term "bingo"
for i in range(1, 101):
temp_file_path = tmp_path / f'a{i}.txt'
with open(temp_file_path, 'w') as file:
file.write('Line 1\nLine 2\nLine 3\nLine 4\nLine 5\n')
if i == 50:
file.write('bingo')
# test
with io.StringIO() as buf:
with contextlib.redirect_stdout(buf):
search_dir('bingo', str(tmp_path))
result = buf.getvalue()
assert result is not None
expected = (
f'[Found 1 matches for "bingo" in {tmp_path}]\n'
f'{tmp_path}/a50.txt (Line 6): bingo\n'
f'[End of matches for "bingo" in {tmp_path}]\n'
)
assert result.split('\n') == expected.split('\n')
def test_search_dir_not_exist_term(tmp_path):
# create files with the search term "bingo"
for i in range(1, 101):
temp_file_path = tmp_path / f'a{i}.txt'
with open(temp_file_path, 'w') as file:
file.write('Line 1\nLine 2\nLine 3\nLine 4\nLine 5\n')
# test
with io.StringIO() as buf:
with contextlib.redirect_stdout(buf):
search_dir('non-exist', str(tmp_path))
result = buf.getvalue()
assert result is not None
expected = f'No matches found for "non-exist" in {tmp_path}\n'
assert result.split('\n') == expected.split('\n')
def test_search_dir_too_much_match(tmp_path):
# create files with the search term "Line 5"
for i in range(1, 1000):
temp_file_path = tmp_path / f'a{i}.txt'
with open(temp_file_path, 'w') as file:
file.write('Line 1\nLine 2\nLine 3\nLine 4\nLine 5\n')
with io.StringIO() as buf:
with contextlib.redirect_stdout(buf):
search_dir('Line 5', str(tmp_path))
result = buf.getvalue()
assert result is not None
expected = f'More than 999 files matched for "Line 5" in {tmp_path}. Please narrow your search.\n'
assert result.split('\n') == expected.split('\n')
def test_search_dir_cwd(tmp_path, monkeypatch):
# Using pytest's monkeypatch to change directory without affecting other tests
monkeypatch.chdir(tmp_path)
# create files with the search term "bingo"
for i in range(1, 101):
temp_file_path = tmp_path / f'a{i}.txt'
with open(temp_file_path, 'w') as file:
file.write('Line 1\nLine 2\nLine 3\nLine 4\nLine 5\n')
if i == 50:
file.write('bingo')
with io.StringIO() as buf:
with contextlib.redirect_stdout(buf):
search_dir('bingo')
result = buf.getvalue()
assert result is not None
expected = (
'[Found 1 matches for "bingo" in ./]\n'
'./a50.txt (Line 6): bingo\n'
'[End of matches for "bingo" in ./]\n'
)
assert result.split('\n') == expected.split('\n')
def test_search_file(tmp_path):
temp_file_path = tmp_path / 'a.txt'
temp_file_path.write_text('Line 1\nLine 2\nLine 3\nLine 4\nLine 5')
with io.StringIO() as buf:
with contextlib.redirect_stdout(buf):
search_file('Line 5', str(temp_file_path))
result = buf.getvalue()
assert result is not None
expected = f'[Found 1 matches for "Line 5" in {temp_file_path}]\n'
expected += 'Line 5: Line 5\n'
expected += f'[End of matches for "Line 5" in {temp_file_path}]\n'
assert result.split('\n') == expected.split('\n')
def test_search_file_not_exist_term(tmp_path):
temp_file_path = tmp_path / 'a.txt'
temp_file_path.write_text('Line 1\nLine 2\nLine 3\nLine 4\nLine 5')
with io.StringIO() as buf:
with contextlib.redirect_stdout(buf):
search_file('Line 6', str(temp_file_path))
result = buf.getvalue()
assert result is not None
expected = f'[No matches found for "Line 6" in {temp_file_path}]\n'
assert result.split('\n') == expected.split('\n')
def test_search_file_not_exist_file():
_capture_file_operation_error(
lambda: search_file('Line 6', '/unexist/path/a.txt'),
'ERROR: File /unexist/path/a.txt not found.',
)
def test_find_file(tmp_path):
temp_file_path = tmp_path / 'a.txt'
temp_file_path.write_text('Line 1\nLine 2\nLine 3\nLine 4\nLine 5')
with io.StringIO() as buf:
with contextlib.redirect_stdout(buf):
find_file('a.txt', str(tmp_path))
result = buf.getvalue()
assert result is not None
expected = f'[Found 1 matches for "a.txt" in {tmp_path}]\n'
expected += f'{tmp_path}/a.txt\n'
expected += f'[End of matches for "a.txt" in {tmp_path}]\n'
assert result.split('\n') == expected.split('\n')
def test_find_file_cwd(tmp_path, monkeypatch):
monkeypatch.chdir(tmp_path)
temp_file_path = tmp_path / 'a.txt'
temp_file_path.write_text('Line 1\nLine 2\nLine 3\nLine 4\nLine 5')
with io.StringIO() as buf:
with contextlib.redirect_stdout(buf):
find_file('a.txt')
result = buf.getvalue()
assert result is not None
def test_find_file_not_exist_file():
with io.StringIO() as buf:
with contextlib.redirect_stdout(buf):
find_file('nonexist.txt')
result = buf.getvalue()
assert result is not None
expected = '[No matches found for "nonexist.txt" in ./]\n'
assert result.split('\n') == expected.split('\n')
def test_find_file_not_exist_file_specific_path(tmp_path):
with io.StringIO() as buf:
with contextlib.redirect_stdout(buf):
find_file('nonexist.txt', str(tmp_path))
result = buf.getvalue()
assert result is not None
expected = f'[No matches found for "nonexist.txt" in {tmp_path}]\n'
assert result.split('\n') == expected.split('\n')
def test_parse_docx(tmp_path):
# Create a DOCX file with some content
test_docx_path = tmp_path / 'test.docx'
doc = docx.Document()
doc.add_paragraph('Hello, this is a test document.')
doc.add_paragraph('This is the second paragraph.')
doc.save(str(test_docx_path))
old_stdout = sys.stdout
sys.stdout = io.StringIO()
# Call the parse_docx function
parse_docx(str(test_docx_path))
# Capture the output
output = sys.stdout.getvalue()
sys.stdout = old_stdout
# Check if the output is correct
expected_output = (
f'[Reading DOCX file from {test_docx_path}]\n'
'@@ Page 1 @@\nHello, this is a test document.\n\n'
'@@ Page 2 @@\nThis is the second paragraph.\n\n\n'
)
assert output == expected_output, f'Expected output does not match. Got: {output}'
def test_parse_latex(tmp_path):
# Create a LaTeX file with some content
test_latex_path = tmp_path / 'test.tex'
with open(test_latex_path, 'w') as f:
f.write(r"""
\documentclass{article}
\begin{document}
Hello, this is a test LaTeX document.
\end{document}
""")
old_stdout = sys.stdout
sys.stdout = io.StringIO()
# Call the parse_latex function
parse_latex(str(test_latex_path))
# Capture the output
output = sys.stdout.getvalue()
sys.stdout = old_stdout
# Check if the output is correct
expected_output = (
f'[Reading LaTex file from {test_latex_path}]\n'
'Hello, this is a test LaTeX document.\n'
)
assert output == expected_output, f'Expected output does not match. Got: {output}'
def test_parse_pdf(tmp_path):
# Create a PDF file with some content
test_pdf_path = tmp_path / 'test.pdf'
from reportlab.lib.pagesizes import letter
from reportlab.pdfgen import canvas
c = canvas.Canvas(str(test_pdf_path), pagesize=letter)
c.drawString(100, 750, 'Hello, this is a test PDF document.')
c.save()
old_stdout = sys.stdout
sys.stdout = io.StringIO()
# Call the parse_pdf function
parse_pdf(str(test_pdf_path))
# Capture the output
output = sys.stdout.getvalue()
sys.stdout = old_stdout
# Check if the output is correct
expected_output = (
f'[Reading PDF file from {test_pdf_path}]\n'
'@@ Page 1 @@\n'
'Hello, this is a test PDF document.\n'
)
assert output == expected_output, f'Expected output does not match. Got: {output}'
def test_parse_pptx(tmp_path):
test_pptx_path = tmp_path / 'test.pptx'
from pptx import Presentation
pres = Presentation()
slide1 = pres.slides.add_slide(pres.slide_layouts[0])
title1 = slide1.shapes.title
title1.text = 'Hello, this is the first test PPTX slide.'
slide2 = pres.slides.add_slide(pres.slide_layouts[0])
title2 = slide2.shapes.title
title2.text = 'Hello, this is the second test PPTX slide.'
pres.save(str(test_pptx_path))
old_stdout = sys.stdout
sys.stdout = io.StringIO()
parse_pptx(str(test_pptx_path))
output = sys.stdout.getvalue()
sys.stdout = old_stdout
expected_output = (
f'[Reading PowerPoint file from {test_pptx_path}]\n'
'@@ Slide 1 @@\n'
'Hello, this is the first test PPTX slide.\n\n'
'@@ Slide 2 @@\n'
'Hello, this is the second test PPTX slide.\n\n'
)
assert output == expected_output, f'Expected output does not match. Got: {output}'
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