Merge branch 'master' into sqlite

Andrew Kane
2 parents b27bd97e c3fff138
Showing 5 changed files with 31 additions and 15 deletions Show diff stats
README.md
Rakefile
lib/groupdate.rb
lib/groupdate/magic.rb
test/test_helper.rb
@@ -234,6 +234,14 @@ mysql_tzinfo_to_sql /usr/share/zoneinfo | mysql -u root mysql
 or copy and paste [these statements](https://gist.githubusercontent.com/ankane/1d6b0022173186accbf0/raw/time_zone_support.sql) into a SQL console.
+You can confirm it worked with:
+
+```sql
+SELECT CONVERT_TZ(NOW(), '+00:00', 'Etc/UTC');
+```
+
+It should return the time instead of `NULL`.
+
 ## Upgrading
 ### 3.0
@@ -5,6 +5,7 @@ task default: :test
 Rake::TestTask.new do |t|
   t.libs << "test"
   t.test_files = FileList["test/**/*_test.rb"].exclude(/redshift/)
+  t.warning = false
 end
 namespace :test do
@@ -4,6 +4,8 @@ require &quot;groupdate/version&quot;
 require "groupdate/magic"
 module Groupdate
+  class Error < StandardError; end
+
   PERIODS = [:second, :minute, :hour, :day, :week, :month, :quarter, :year, :day_of_week, :hour_of_day, :day_of_month, :month_of_year]
   # backwards compatibility for anyone who happened to use it
   FIELDS = PERIODS
@@ -178,14 +178,14 @@ module Groupdate
           lambda { |k| (k.is_a?(String) || !k.respond_to?(:to_time) ? utc.parse(k.to_s) : k.to_time).in_time_zone(time_zone) }
         end
-      count =
-        begin
-          Hash[relation.send(method, *args, &block).map { |k, v| [multiple_groups ? k[0...@group_index] + [cast_method.call(k[@group_index])] + k[(@group_index + 1)..-1] : cast_method.call(k), v] }]
-        rescue NoMethodError
-          raise "Be sure to install time zone support - https://github.com/ankane/groupdate#for-mysql"
-        end
+      result = relation.send(method, *args, &block)
+      missing_time_zone_support = multiple_groups ? (result.keys.first && result.keys.first[@group_index].nil?) : result.key?(nil)
+      if missing_time_zone_support
+        raise Groupdate::Error, "Be sure to install time zone support - https://github.com/ankane/groupdate#for-mysql"
+      end
+      result = Hash[result.map { |k, v| [multiple_groups ? k[0...@group_index] + [cast_method.call(k[@group_index])] + k[(@group_index + 1)..-1] : cast_method.call(k), v] }]
-      series(count, (options.key?(:default_value) ? options[:default_value] : 0), multiple_groups, reverse)
+      series(result, (options.key?(:default_value) ? options[:default_value] : 0), multiple_groups, reverse)
     end
     protected
@@ -227,10 +227,13 @@ module TestDatabase
   def test_last_date
     Time.zone = pt
-    create_user Date.today.to_s
+    today = Date.today
+    create_user today.to_s
+    this_month = pt.parse(today.to_s).beginning_of_month
+    last_month = this_month - 1.month
     expected = {
-      Date.parse("#{this_year}-#{this_month - 1}-01") => 0,
-      Date.parse("#{this_year}-#{this_month}-01") => 1
+      last_month.to_date => 0,
+      this_month.to_date => 1
     }
     assert_equal expected, User.group_by_month(:created_on, last: 2).count
   ensure
@@ -253,11 +256,13 @@ module TestDatabase
   end
   def test_quarter_and_last
-    create_user "#{this_year}-#{this_quarters_month}-01"
-    create_user "#{this_year}-#{this_quarters_month - 6}-01"
+    today = Date.today
+    create_user today.to_s
+    this_quarter = today.to_time.beginning_of_quarter
+    last_quarter = this_quarter - 3.months
     expected = {
-      Date.parse("#{this_year}-#{this_quarters_month - 3}-01") => 0,
-      Date.parse("#{this_year}-#{this_quarters_month}-01") => 1
+      last_quarter.to_date => 0,
+      this_quarter.to_date => 1
     }
     assert_equal expected, User.group_by_quarter(:created_at, last: 2).count
   end
@@ -403,7 +408,7 @@ module TestDatabase
   end
   def test_using_listed_but_undefined_custom_calculation_method_raises_error
-    assert_raises(RuntimeError) do
+    assert_raises(NoMethodError) do
       User.group_by_day(:created_at).undefined_calculation
     end
   end
	@@ -234,6 +234,14 @@ mysql_tzinfo_to_sql /usr/share/zoneinfo \| mysql -u root mysql		@@ -234,6 +234,14 @@ mysql_tzinfo_to_sql /usr/share/zoneinfo \| mysql -u root mysql
234		234
235	or copy and paste [these statements](https://gist.githubusercontent.com/ankane/1d6b0022173186accbf0/raw/time_zone_support.sql) into a SQL console.	235	or copy and paste [these statements](https://gist.githubusercontent.com/ankane/1d6b0022173186accbf0/raw/time_zone_support.sql) into a SQL console.
236		236
		237	+You can confirm it worked with:
		238	+
		239	+```sql
		240	+SELECT CONVERT_TZ(NOW(), '+00:00', 'Etc/UTC');
		241	+```
		242	+
		243	+It should return the time instead of `NULL`.
		244	+
237	## Upgrading	245	## Upgrading
238		246
239	### 3.0	247	### 3.0
	@@ -5,6 +5,7 @@ task default: :test		@@ -5,6 +5,7 @@ task default: :test
5	Rake::TestTask.new do \|t\|	5	Rake::TestTask.new do \|t\|
6	t.libs << "test"	6	t.libs << "test"
7	t.test_files = FileList["test/*/_test.rb"].exclude(/redshift/)	7	t.test_files = FileList["test/*/_test.rb"].exclude(/redshift/)
		8	+ t.warning = false
8	end	9	end
9		10
10	namespace :test do	11	namespace :test do