Add test for pretext generate datafile

Co-authored-by: oscarlevin <6504596+oscarlevin@users.noreply.github.com>
Agent-Logs-Url: https://github.com/PreTeXtBook/pretext-cli/sessions/2dcc278a-da1e-4d0d-9c35-f17aa1fa7f57

Author: Copilot

tests/examples/projects/datafile/assets/data.csv

@@ -0,0 +1,4 @@
+x,y
+1,2
+3,4
+5,6

tests/examples/projects/datafile/project.ptx

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<project ptx-version="2">
+  <targets>
+    <target name="web" format="html" />
+  </targets>
+</project>

tests/examples/projects/datafile/publication/publication.ptx

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+<publication>
+    <!-- directories are relative to the main source PreTeXt file -->
+    <source>
+        <directories external="../assets" generated="../generated-assets"/>
+    </source>
+</publication>

tests/examples/projects/datafile/source/main.ptx

@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<pretext xmlns:xi="http://www.w3.org/2001/XInclude">
+  <book xml:id="datafile-test-book">
+    <title>Datafile Test</title>
+    <chapter xml:id="ch-data">
+      <title>Data</title>
+      <section xml:id="sec-data">
+        <title>Section</title>
+        <datafile label="data-csv" filename="data.csv">
+          <pre source="data.csv"/>
+        </datafile>
+      </section>
+    </chapter>
+  </book>
+</pretext>

tests/test_cli.py

@@ -261,6 +261,17 @@ def test_generate_graphics(tmp_path: Path, script_runner: ScriptRunner) -> None:
     assert (graphics_path / "generated-assets" / "prefigure" / "pftest.svg").exists()
 
 
+def test_generate_datafile(tmp_path: Path, script_runner: ScriptRunner) -> None:
+    datafile_path = tmp_path / "datafile"
+    shutil.copytree(EXAMPLES_DIR / "projects" / "datafile", datafile_path)
+    assert script_runner.run(
+        [PTX_CMD, "-v", "debug", "generate", "datafile"], cwd=datafile_path
+    ).success
+    assert (
+        datafile_path / "generated-assets" / "datafile" / "data-csv.xml"
+    ).exists()
+
+
 # @pytest.mark.skip(
 #     reason="Waiting on upstream changes to interactive preview generation"
 # )