update test_html to compare objects, not files

tests/test_to_html.py

@@ -1,16 +1,18 @@
 from pathlib import Path
-import filecmp
-import tempfile
 from src.cstag import to_html
 
 
 def test_html():
     cs = "cs:Z:=AC+GGG=T-ACGT*at~gt10cg=GNNN"
     description = "Example"
     cs_html = to_html(cs, description)
-    output = tempfile.NamedTemporaryFile().name
-    Path(output).write_text(cs_html)
-    assert filecmp.cmp(output, Path("tests", "data", "to_html", "report.html"))
+    test = [h for h in cs_html.split("\n") if h.count("<p class='p_seq'>")]
+    test = test[0].split()
+    answer = Path("tests", "data", "to_html", "report.html").read_text().split("\n")
+    answer = [h for h in answer if h.count(r"<p class='p_seq'>")]
+    answer = answer[0].split()
+    assert test == answer
+
 
 def test_html_repeat_substitution():
     cs = "cs:Z:=A*at*ag=A"