added: test for length of read

tests/test_read_sequence.py

@@ -11,12 +11,13 @@ from src.read_sequencing import read_sequencing
 
 
 def test_read_sequencing(tmpdir):
-    """Tests the correct number of reads were generated."""
+    """Tests the correct number of reads were generated and the correct length of reads."""
     read_sequencing(
         frag_file_name=Path.cwd() / 'tests/resources/test_terminal_fragments.txt',
-        num_reads=80,
-        read_len=10,
+        num_reads=10,
+        read_len=80,
         output_file_name=tmpdir / 'reads.txt'
     )
     df_out = pd.read_table(tmpdir / 'reads.txt', header=None)
-    assert df_out.shape[0] == 80 * 2
+    assert df_out.shape[0] == 10 * 2
+    assert len(df_out.iloc[lambda x: x.index % 2 == 1, 0][1]) == 80