forgot something & add test macros

also added two small test to see that it works

codespan-reporting/src/term/views.rs

@@ -419,7 +419,7 @@ where
 /// Output a short diagnostic, with a line number, severity, and message.
 pub struct ShortDiagnostic<'diagnostic, FileId> {
     diagnostic: &'diagnostic Diagnostic<FileId>,
-    show_notes: bool
+    show_notes: bool,
 }
 
 impl<'diagnostic, FileId> ShortDiagnostic<'diagnostic, FileId>
@@ -430,7 +430,10 @@ where
         diagnostic: &'diagnostic Diagnostic<FileId>,
         show_notes: bool,
     ) -> ShortDiagnostic<'diagnostic, FileId> {
-        ShortDiagnostic { diagnostic, show_notes }
+        ShortDiagnostic {
+            diagnostic,
+            show_notes,
+        }
     }
 
     pub fn render<'files>(

codespan-reporting/tests/snapshots/term__empty__medium_color.snap

@@ -0,0 +1,17 @@
+---
+source: codespan-reporting/tests/term.rs
+expression: TEST_DATA.emit_color(&config)
+---
+{fg:Red bold bright}bug{bold bright}: {/}
+
+{fg:Red bold bright}error{bold bright}: {/}
+
+{fg:Yellow bold bright}warning{bold bright}: {/}
+
+{fg:Green bold bright}note{bold bright}: {/}
+
+{fg:Cyan bold bright}help{bold bright}: {/}
+
+{fg:Red bold bright}bug{bold bright}: {/}
+
+

codespan-reporting/tests/snapshots/term__empty__medium_no_color.snap

@@ -0,0 +1,17 @@
+---
+source: codespan-reporting/tests/term.rs
+expression: TEST_DATA.emit_no_color(&config)
+---
+bug: 
+
+error: 
+
+warning: 
+
+note: 
+
+help: 
+
+bug: 
+
+

codespan-reporting/tests/term.rs

@@ -26,6 +26,17 @@ macro_rules! test_emit {
             insta::assert_snapshot!(TEST_DATA.emit_color(&config));
         }
     };
+    (medium_color) => {
+        #[test]
+        fn medium_color() {
+            let config = Config {
+                display_style: DisplayStyle::Medium,
+                ..TEST_CONFIG.clone()
+            };
+
+            insta::assert_snapshot!(TEST_DATA.emit_color(&config));
+        }
+    };
     (short_color) => {
         #[test]
         fn short_color() {
@@ -48,6 +59,17 @@ macro_rules! test_emit {
             insta::assert_snapshot!(TEST_DATA.emit_no_color(&config));
         }
     };
+    (medium_no_color) => {
+        #[test]
+        fn medium_no_color() {
+            let config = Config {
+                display_style: DisplayStyle::Medium,
+                ..TEST_CONFIG.clone()
+            };
+
+            insta::assert_snapshot!(TEST_DATA.emit_no_color(&config));
+        }
+    };
     (short_no_color) => {
         #[test]
         fn short_no_color() {
@@ -82,8 +104,10 @@ mod empty {
     }
 
     test_emit!(rich_color);
+    test_emit!(medium_color);
     test_emit!(short_color);
     test_emit!(rich_no_color);
+    test_emit!(medium_no_color);
     test_emit!(short_no_color);
 }