Increase of UT coverage in project

Change-Id: I8ac9ce21b5034f795da19e27e42ba95ce87db10d
Issue-ID: DCAEGEN2-741
Signed-off-by: kjaniak <kornel.janiak@nokia.com>

1 files changed, 14 insertions, 11 deletions

diff --git a/hv-collector-utils/src/main/kotlin/org/onap/dcae/collectors/veshv/utils/commandline/WrongArgumentError.kt b/hv-collector-utils/src/main/kotlin/org/onap/dcae/collectors/veshv/utils/commandline/WrongArgumentError.kt
index 61a461f5..9c2a20c1 100644
--- a/hv-collector-utils/src/main/kotlin/org/onap/dcae/collectors/veshv/utils/commandline/WrongArgumentError.kt
+++ b/hv-collector-utils/src/main/kotlin/org/onap/dcae/collectors/veshv/utils/commandline/WrongArgumentError.kt
@@ -45,22 +45,25 @@ data class WrongArgumentError(
 
         formatter.printHelp(
                 programName,
-                generateRequiredParametersNote(),
+                generateRequiredParametersNote(cmdLineOptionsList),
                 getOptions(),
                 footer)
     }
 
-    private fun getOptions(): Options = cmdLineOptionsList.map { it.option }.fold(Options(), Options::addOption)
+    private fun getOptions() = cmdLineOptionsList.map { it.option }.fold(Options(), Options::addOption)
 
-    private fun generateRequiredParametersNote(): String {
-        val requiredParams = Option.fromNullable(cmdLineOptionsList.filter { it.required }
-                .takeUnless { it.isEmpty() })
-        return requiredParams.fold(
-                { "" },
-                { it.map {commandLineOption -> commandLineOption.option.opt }
-                        .joinToString(prefix = "Required parameters: ", separator = ", ")
-                }
-        )
+    companion object {
+        fun generateRequiredParametersNote(cmdLineOptionsList: List<CommandLineOption>): String {
+            val requiredParams = Option.fromNullable(cmdLineOptionsList.filter { it.required }
+                    .takeUnless { it.isEmpty() })
+            return requiredParams.fold(
+                    { "" },
+                    {
+                        it.map { commandLineOption -> commandLineOption.option.opt }
+                                .joinToString(prefix = "Required parameters: ", separator = ", ")
+                    }
+            )
+        }
     }
 
 }