Executable-Test-Cases.md

@@ -76,7 +76,7 @@ John;Repici;120 Jefferson St.;Riverside;NJ;8075
 Joan;Anne;Jet;9 Terrace Place;Desert City;CO;123
 ```
 
-### Scenario 5
+### Scenario 5a
 
 Command:
 `./csvfilter --drop:City:SomeTown case5.csv`
@@ -101,6 +101,55 @@ John,Repici,120 Jefferson St.,Riverside,NJ,8075
 Joan,Anne,Jet,9 Terrace Place,Desert City,CO,123
 ```
 
+### Scenario 5b
+
+Command:
+`./csvfilter --keep:City:Riverside case5.csv`
+
+case5.csv:
+```
+First,Last,Address,City,State,Postal
+John,Doe,120 Jefferson St.,Riverside, NJ,8075
+Jack,McGinnis,220 Hobo Ave.,Phila,PA,9119
+John,Repici,120 Jefferson St.,Riverside,NJ,8075
+Stephen,Tyler,7452 Terrace Road,SomeTown,SD,91234
+,Blankman,,SomeTown,SD,298
+Joan,Anne,Jet,9 Terrace Place,Desert City,CO,123
+```
+
+Output (in terminal):
+```
+First,Last,Address,City,State,Postal
+John,Doe,120 Jefferson St.,Riverside, NJ,8075
+John,Repici,120 Jefferson St.,Riverside,NJ,8075
+```
+
+### Scenario 5c
+
+Command:
+`./csvfilter --keep:First:* case5.csv`
+
+case5.csv:
+```
+First,Last,Address,City,State,Postal
+John,Doe,120 Jefferson St.,Riverside, NJ,8075
+Jack,McGinnis,220 Hobo Ave.,Phila,PA,9119
+John,Repici,120 Jefferson St.,Riverside,NJ,8075
+Stephen,Tyler,7452 Terrace Road,SomeTown,SD,91234
+,Blankman,,SomeTown,SD,298
+Joan,Anne,Jet,9 Terrace Place,Desert City,CO,123
+```
+
+Output (in terminal):
+```
+First,Last,Address,City,State,Postal
+John,Doe,120 Jefferson St.,Riverside, NJ,8075
+Jack,McGinnis,220 Hobo Ave.,Phila,PA,9119
+John,Repici,120 Jefferson St.,Riverside,NJ,8075
+Stephen,Tyler,7452 Terrace Road,SomeTown,SD,91234
+Joan,Anne,Jet,9 Terrace Place,Desert City,CO,123
+```
+
 ### Scenario 6a
 
 Command: