Adding tests for validate_telomere function

src/yaml_validator.rs

@@ -554,13 +554,13 @@ pub mod yaml_validator_mod {
 
     #[derive(Debug, Serialize, Deserialize, Default)]
     pub struct Telomere {
-        teloseq: String,
+        pub teloseq: String,
     }
 
     impl Telomere {
         /// Validate whether the telomere motif is ALPHABETICAL
         /// No upper bound as motifs can be large.
-        fn validate_telomere(&self) -> String {
+        pub fn validate_telomere(&self) -> String {
             if self.teloseq.chars().all(char::is_alphabetic)
                 && self.teloseq.chars().collect::<Vec<_>>().len() > 3
             {

tests/yaml_validator.rs

@@ -1,5 +1,6 @@
 use fasta_manipulation::yaml_validator_mod::{
-    get_file_list, validate_paths, AssemReads, CRAMtags, HicReads, TreeValYaml, YamlResults,
+    get_file_list, validate_paths, AssemReads, CRAMtags, HicReads, Telomere, TreeValYaml,
+    YamlResults,
 };
 use std::path::PathBuf;
 
@@ -281,3 +282,27 @@ fn validate_longread_invalid_paths() {
         assem_read.validate_longread()
     );
 }
+
+#[test]
+fn check_validate_telomere_pass() {
+    let telomere = Telomere {
+        teloseq: "AGGGTT".to_string(),
+    };
+    assert_eq!("PASS : AGGGTT", telomere.validate_telomere());
+}
+
+#[test]
+fn check_validate_telomere_fail_non_alphabetic() {
+    let telomere = Telomere {
+        teloseq: "TTGGAA1".to_string(),
+    };
+    assert_eq!("FAIL : TTGGAA1", telomere.validate_telomere());
+}
+
+#[test]
+fn check_validate_telomere_fail_character_length() {
+    let telomere = Telomere {
+        teloseq: "TTG".to_string(),
+    };
+    assert_eq!("FAIL : TTG", telomere.validate_telomere());
+}