add some basic tests to matrix module

2 files changed, 100 insertions, 0 deletions

diff --git a/src/matrix.rs b/src/matrix.rs
index 5e9b2b7..bd83a1f 100644
--- a/src/matrix.rs
+++ b/src/matrix.rs
@@ -185,3 +185,103 @@ fn state_emoji(log: &Log) -> &'static str {
         None => "❓",
     }
 }
+
+#[cfg(test)]
+mod test {
+    use super::*;
+    use std::io::Cursor;
+    use evtclib::Compression;
+
+    static ARKK_LOG: &[u8] = include_bytes!("../test/logs/arkk.zevtc");
+
+    fn arkk_log() -> Log {
+        evtclib::process_stream(Cursor::new(ARKK_LOG), Compression::Zip).unwrap()
+    }
+
+    #[test]
+    fn test_insert_log_new_category() {
+        let log = arkk_log();
+        let old_text = "\
+Unknown
+x https://dps.report.example";
+        let new_text = insert_log(old_text, &log, "foobar");
+
+        assert_eq!("\
+Unknown
+x https://dps.report.example
+
+99 CM (Shattered Observatory)
+✅ foobar", new_text);
+    }
+
+    #[test]
+    fn test_insert_log_appending() {
+        let log = arkk_log();
+        let old_text = "\
+99 CM (Shattered Observatory)
+x old log here";
+        let new_text = insert_log(old_text, &log, "foobar");
+        assert_eq!("\
+99 CM (Shattered Observatory)
+x old log here
+✅ foobar", new_text);
+    }
+
+    #[test]
+    fn test_insert_log_multiple() {
+        let log = arkk_log();
+        let old_text = "\
+100 CM (Sunqua Peak)
+y some old log here
+
+99 CM (Shattered Observatory)
+x old log here
+
+98 CM (Nightmare)
+z raboof";
+        let new_text = insert_log(old_text, &log, "foobar");
+        assert_eq!("\
+100 CM (Sunqua Peak)
+y some old log here
+
+99 CM (Shattered Observatory)
+x old log here
+✅ foobar
+
+98 CM (Nightmare)
+z raboof", new_text);
+    }
+
+    #[test]
+    fn test_htmlify_single() {
+        let plain = "\
+Header
+Log 1
+Log 2";
+        assert_eq!(htmlify(plain), "\
+<b>Header</b><br>
+Log 1<br>
+Log 2");
+    }
+
+    #[test]
+    fn test_htmlify_multiple() {
+        let plain = "\
+Header 1
+Log 1
+Log 2
+
+Header 2
+Log 3
+Log 4";
+        assert_eq!(htmlify(plain), "\
+<b>Header 1</b><br>
+Log 1<br>
+Log 2<br>
+<br>
+<b>Header 2</b><br>
+Log 3<br>
+Log 4");
+    }
+
+}
diff --git a/test/logs/arkk.zevtc b/test/logs/arkk.zevtc
new file mode 100644
index 0000000..510df20
--- /dev/null
+++ b/test/logs/arkk.zevtc