tests: print whether colors are enabled to help diagnose spurious failure

Author: chris-laplante

src/style.rs

@@ -780,6 +780,7 @@ mod tests {
     use super::*;
     use crate::state::{AtomicPosition, ProgressState};
     use std::sync::Mutex;
+    use console::colors_enabled;
 
     #[test]
     fn test_stateful_tracker() {
@@ -925,6 +926,8 @@ mod tests {
 
     #[test]
     fn wide_element_style() {
+        println!("colors_enabled: {}", colors_enabled());
+
         const CHARS: &str = "=>-";
         const WIDTH: u16 = 8;
         let pos = Arc::new(AtomicPosition::new());