More code refactoring / tests (#79)

* main: move tests to main/tests

Move the templatetags tests to main/tests/test_templatetags.

* main: Add test for templatetags country

Create a test for the templatetag country_flag.

* main: remove duplicate floatvalue

floatvalue is only used in the mirrors templates and the same exact
function exists in the mirror_status templatetags.

* main: Remove duplicate hours filter

The hours filter is also defined in the mirror_status and only used in
mirrors.

* main: move percentage filter to mirrors

Move the percentage filter to the only user of it and add a test for
basic use cases.

* main: remove duplicate duration implementation

The duration templatetag filter is also defined in mirror_status.py

* templates: remove unrequired import flags

* main: Add missing testcase for country_flag

Add the None test case, so that the function is fully covered.

* todolists: create tests for Todolist model

Add basic tests for the Todolist model

6 files changed, 4 insertions, 2 deletions

diff --git a/templates/mirrors/error_table.html b/templates/mirrors/error_table.html
index 03de4944..479a0117 100644
--- a/templates/mirrors/error_table.html
+++ b/templates/mirrors/error_table.html
@@ -1,4 +1,5 @@
 {% load flags %}
+{% load mirror_status %}
 
 <table id="errorlog_mirrors" class="results">
     <thead>
diff --git a/templates/mirrors/mirror_details.html b/templates/mirrors/mirror_details.html
index 40e76190..ec7bd424 100644
--- a/templates/mirrors/mirror_details.html
+++ b/templates/mirrors/mirror_details.html
@@ -2,7 +2,6 @@
 {% load cycle from future %}
 {% load static from staticfiles %}
 {% load mirror_status %}
-{% load flags %}
 {% load admin_urls %}
 
 {% block title %}Arch Linux - {{ mirror.name }} - Mirror Details{% endblock %}
diff --git a/templates/mirrors/mirror_details_urls.html b/templates/mirrors/mirror_details_urls.html
index 4cada31e..a2df00de 100644
--- a/templates/mirrors/mirror_details_urls.html
+++ b/templates/mirrors/mirror_details_urls.html
@@ -1,4 +1,5 @@
 {% load flags %}
+{% load mirror_status %}
 
 <table id="available_urls" class="results">
     <thead>
diff --git a/templates/mirrors/status.html b/templates/mirrors/status.html
index 24408be7..39d68460 100644
--- a/templates/mirrors/status.html
+++ b/templates/mirrors/status.html
@@ -1,7 +1,6 @@
 {% extends "base.html" %}
 {% load static from staticfiles %}
 {% load mirror_status %}
-{% load flags %}
 
 {% block title %}Arch Linux - Mirror Status{% if tier != None %} - Tier {{ tier }}{% endif %}{% endblock %}
 
diff --git a/templates/mirrors/status_table.html b/templates/mirrors/status_table.html
index 1effe5a2..77f6e454 100644
--- a/templates/mirrors/status_table.html
+++ b/templates/mirrors/status_table.html
@@ -1,4 +1,5 @@
 {% load flags %}
+{% load mirror_status %}
 <table id="{{ table_id }}" class="results">
     <thead>
         <tr>
diff --git a/templates/mirrors/url_details_logs.html b/templates/mirrors/url_details_logs.html
index a87e58d4..2396fde7 100644
--- a/templates/mirrors/url_details_logs.html
+++ b/templates/mirrors/url_details_logs.html
@@ -1,4 +1,5 @@
 {% load flags %}
+{% load mirror_status %}
 
 <table id="check_logs" class="results">
     <thead>