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Test qcircuit with actual PDF output #7665

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Merged
merged 2 commits into from
Sep 24, 2025
+18 −9
Merged

Test qcircuit with actual PDF output #7665

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4d29f78
Change test_qcircuit_pdf to compile PDF file
pavoljuhas Sep 24, 2025
f66e269
Install LaTeX and latexmk for the CI jobs
pavoljuhas Sep 24, 2025
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12 changes: 12 additions & 0 deletions .github/workflows/ci.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -99,6 +99,10 @@ jobs:
with:
python-version: '3.11'
architecture: 'x64'
- name: Install system packages
run: |
sudo apt-get update
sudo apt-get install latexmk texlive-latex-base texlive-latex-extra
- name: Install changed files test dependencies
run: dev_tools/conf/pip-install-minimal-for-pytest-changed-files.sh
- name: Changed files test
Expand Down Expand Up @@ -203,6 +207,10 @@ jobs:
cache-dependency-path: |
**/requirements.txt
dev_tools/requirements/**/*.txt
- name: Install system packages
run: |
sudo apt-get update
sudo apt-get install latexmk texlive-latex-base texlive-latex-extra
- name: Install requirements
run: |
pip install --upgrade setuptools wheel
Expand Down Expand Up @@ -263,6 +271,10 @@ jobs:
cache-dependency-path: |
**/requirements.txt
dev_tools/requirements/**/*.txt
- name: Install system packages
run: |
sudo apt-get update
sudo apt-get install latexmk texlive-latex-base texlive-latex-extra
- name: Install requirements
run: |
pip install --upgrade setuptools wheel
Expand Down
15 changes: 6 additions & 9 deletions cirq-core/cirq/contrib/qcircuit/qcircuit_pdf_test.py
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Expand Up @@ -14,18 +14,15 @@

from __future__ import annotations

from unittest import mock

import pylatex
import pathlib

import cirq
import cirq.contrib.qcircuit.qcircuit_pdf as qcircuit_pdf


@mock.patch.object(pylatex.Document, "generate_pdf")
def test_qcircuit_pdf(mock_generate_pdf) -> None:
def test_qcircuit_pdf(tmp_path: pathlib.Path) -> None:
circuit = cirq.Circuit(cirq.X(cirq.q(0)), cirq.CZ(cirq.q(0), cirq.q(1)))
qcircuit_pdf.circuit_to_pdf_using_qcircuit_via_tex(circuit, "/tmp/test_file")
mock_generate_pdf.assert_called_once_with(
"/tmp/test_file", compiler="latexmk", compiler_args=["-pdfps"]
)
qcircuit_pdf.circuit_to_pdf_using_qcircuit_via_tex(circuit, f"{tmp_path}/test_file")
assert (tmp_path / "test_file.pdf").is_file()
assert not (tmp_path / "test_file.dvi").exists()
assert not (tmp_path / "test_file.ps").exists()