extract trim

stub-json/about/tests.sh

@@ -1,11 +1,11 @@
 #!/bin/bash
 
 source ../support/nginx/reload.sh
+source ../support/trim.sh
 
 function test_json_header {
     nginx_reload_configuration
-    type=$(curl --head http://localhost:8080/json | grep "Content-Type:")
-    trimmed=$(echo "$type" | sed 's/\r//g' | xargs echo -n)
+    type=$(curl --head http://localhost:8080/json | grep "Content-Type:" | trim)
 
-    assertequals "$trimmed" "Content-Type: application/json"
+    assertequals "$type" "Content-Type: application/json"
 }

support/trim.sh

@@ -0,0 +1,5 @@
+#!/bin/bash
+
+function trim {
+    sed 's/\r//g' | xargs echo -n
+}