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diff --git a/graphviz/backend.py b/graphviz/backend.py
index d2c4b97..f7175cd 100644
--- a/graphviz/backend.py
+++ b/graphviz/backend.py
@@ -122,7 +122,7 @@ def command(engine, format_, filepath=None, renderer=None, formatter=None):
raise ValueError('unknown formatter: %r' % formatter)
output_format = [f for f in (format_, renderer, formatter) if f is not None]
- cmd = ['dot', '-K%s' % engine, '-T%s' % ':'.join(output_format)]
+ cmd = ['@graphviz@/bin/dot', '-K%s' % engine, '-T%s' % ':'.join(output_format)]
if filepath is None:
rendered = None
@@ -275,7 +275,7 @@ def unflatten(source,
if fanout and stagger is None:
raise RequiredArgumentError('fanout given without stagger')
- cmd = ['unflatten']
+ cmd = ['@graphviz@/bin/unflatten']
if stagger is not None:
cmd += ['-l', str(stagger)]
if fanout:
@@ -304,7 +304,7 @@ def version():
Graphviz Release version entry format
https://gitlab.com/graphviz/graphviz/-/blob/f94e91ba819cef51a4b9dcb2d76153684d06a913/gen_version.py#L17-20
"""
- cmd = ['dot', '-V']
+ cmd = ['@graphviz@/bin/dot', '-V']
out, _ = run(cmd, check=True, encoding='ascii',
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT)
diff --git a/tests/test_backend.py b/tests/test_backend.py
index d10ef1a..e4aba58 100644
--- a/tests/test_backend.py
+++ b/tests/test_backend.py
@@ -52,7 +52,7 @@ def test_run_encoding_mocked(mocker, Popen, input=u'sp\xe4m', encoding='utf-8'):
m.decode.assert_called_once_with(encoding)
-@pytest.exe
+@pytest.mark.skip(reason='empty $PATH has no effect')
@pytest.mark.usefixtures('empty_path')
@pytest.mark.parametrize('func, args', [
(render, ['dot', 'pdf', 'nonfilepath']),
@@ -146,7 +146,7 @@ def test_render_mocked(capsys, mocker, Popen, quiet): # noqa: N803
assert render('dot', 'pdf', 'nonfilepath', quiet=quiet) == 'nonfilepath.pdf'
- Popen.assert_called_once_with(['dot', '-Kdot', '-Tpdf', '-O', 'nonfilepath'],
+ Popen.assert_called_once_with(['@graphviz@/bin/dot', '-Kdot', '-Tpdf', '-O', 'nonfilepath'],
stdout=subprocess.PIPE,
stderr=subprocess.PIPE,
cwd=None, startupinfo=mocker.ANY)
@@ -208,7 +208,7 @@ def test_pipe_pipe_invalid_data_mocked(mocker, py2, Popen, quiet): # noqa: N803
assert e.value.stdout is mocker.sentinel.out
e.value.stdout = mocker.sentinel.new_stdout
assert e.value.stdout is mocker.sentinel.new_stdout
- Popen.assert_called_once_with(['dot', '-Kdot', '-Tpng'],
+ Popen.assert_called_once_with(['@graphviz@/bin/dot', '-Kdot', '-Tpng'],
stdin=subprocess.PIPE,
stdout=subprocess.PIPE,
stderr=subprocess.PIPE,
@@ -231,7 +231,7 @@ def test_pipe_mocked(capsys, mocker, Popen, quiet): # noqa: N803
assert pipe('dot', 'png', b'nongraph', quiet=quiet) is mocker.sentinel.out
- Popen.assert_called_once_with(['dot', '-Kdot', '-Tpng'],
+ Popen.assert_called_once_with(['@graphviz@/bin/dot', '-Kdot', '-Tpng'],
stdin=subprocess.PIPE,
stdout=subprocess.PIPE,
stderr=subprocess.PIPE,
@@ -259,7 +259,7 @@ def test_unflatten_mocked(capsys, mocker, Popen):
proc.communicate.return_value = (b'nonresult', b'')
assert unflatten('nonsource') == 'nonresult'
- Popen.assert_called_once_with(['unflatten'],
+ Popen.assert_called_once_with(['@graphviz@/bin/unflatten'],
stdin=subprocess.PIPE,
stdout=subprocess.PIPE,
stderr=subprocess.PIPE,
@@ -290,7 +290,7 @@ def test_version_parsefail_mocked(mocker, Popen): # noqa: N803
with pytest.raises(RuntimeError, match=r'nonversioninfo'):
version()
- Popen.assert_called_once_with(['dot', '-V'],
+ Popen.assert_called_once_with(['@graphviz@/bin/dot', '-V'],
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT,
startupinfo=mocker.ANY)
@@ -312,7 +312,7 @@ def test_version_mocked(mocker, Popen, stdout, expected): # noqa: N803
assert version() == expected
- Popen.assert_called_once_with(['dot', '-V'],
+ Popen.assert_called_once_with(['@graphviz@/bin/dot', '-V'],
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT,
startupinfo=mocker.ANY)
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