Add end2end tests issue52

tests/end2end/features/misc.feature

@@ -603,3 +603,27 @@ Feature: Various utility commands.
         And the following tabs should be open:
             - data/click_element.html
             - data/hello.txt (active)
+
+    ## logfilter
+
+    Scenario: Using :debug-log-filter with commands argument
+        When I run :debug-log-filter commands
+        And I run :message-info "Hello World"
+        Then the message "Hello World" should be shown
+
+    Scenario: Using debug-log-filter with invalid filter
+        When I run :debug-log-filter hello
+        Then the error "Invalid argument, hello choose from statusbar,completion,init,url,destroy,modes,webview,misc,mouse,procs,hints,keyboard,commands,signals,downloads,js,qt,rfc6266,ipc,shlexer,save,message,config,sessions" should be shown
+
+    Scenario: Using debug-log-level with invalid level
+        When I run :debug-log-level hello
+        Then the error "Invalid value hello - expected one of: debug,
+        error, vdebug, info, warning, critical" should be shown
+
+    Scenario: :debug-log-level with warning argument
+        When I run :message-error the-error-message
+        And I run :message-warning the-warning-message
+        And I run :message-info the-info-message
+        And I run :debug-log-level warning
+        Then the error "the-error-message" should be shown
+        And the warning "the-warning-message" should be shown