test: move unit test for write fn

.github/workflows/CI.yml

@@ -54,7 +54,8 @@ jobs:
 
       - name: Publish Coverage
         uses: codecov/codecov-action@v1
-        files: coverage.lcov, coverage.xml
+        with:
+          files: coverage.lcov, coverage.xml
         if: |
           matrix.os == 'ubuntu' &&
           matrix.python-version == '3.10'

src/lib.rs

@@ -113,4 +113,35 @@ mod tests {
         test_process_word_with_utf8_word: ("déjà", "[b]dé[/b]jà"),
         test_process_word_with_word: ("Hello", "[b]He[/b]llo"),
     }
+
+    #[test]
+    fn test_write_text_as_bionic_reading() {
+        let text = concat!(
+            "Now that we know who you are, I know who I am. I'm not ",
+            "a mistake! It all makes sense! In a comic, you know how you can tell ",
+            "who the arch-villain's going to be? He's the exact opposite of the ",
+            "hero. And most times they're friends, like you and me! I should've ",
+            "known way back when... You know why, David? Because of the kids. They ",
+            "called me Mr Glass."
+        );
+        let affix = "**";
+        let postfix = "**";
+
+        let result = write(text, affix, postfix);
+
+        let expected = concat!(
+            "**N**ow **th**at **w**e **kn**ow **w**ho **y**ou **a**re, **I** ",
+            "**kn**ow **w**ho **I** **a**m. **I**'**m** **n**ot **a** ",
+            "**mis**take! **I**t **a**ll **ma**kes **se**nse! **I**n **a** ",
+            "**co**mic, **y**ou **kn**ow **h**ow **y**ou **c**an **te**ll **w**ho ",
+            "**t**he **ar**ch-**vil**lain'**s** **go**ing **t**o **b**e? ",
+            "**H**e'**s** **t**he **ex**act **oppo**site **o**f **t**he **he**ro. ",
+            "**A**nd **mo**st **ti**mes **th**ey'**r**e **fri**ends, **li**ke ",
+            "**y**ou **a**nd **m**e! **I** **sho**uld'**v**e **kn**own **w**ay ",
+            "**ba**ck **wh**en... **Y**ou **kn**ow **w**hy, **Da**vid? ",
+            "**Bec**ause **o**f **t**he **ki**ds. **Th**ey **cal**led **m**e ",
+            "**M**r **Gl**ass."
+        );
+        assert_eq!(expected, result.unwrap());
+    }
 }