[#434] Acceptance tests for mysql_database

Includes a test for the regression fixed in 30ce3e0.

NB: The `ensure => present` on the resource without any `charset` or
`collate` arguments is intentional because of issue described in #458

spec/acceptance/types/mysql_database_spec.rb

@@ -0,0 +1,64 @@
+require 'spec_helper_acceptance'
+
+describe 'mysql_database' do
+  describe 'setup' do
+    it 'should work with no errors' do
+      pp = <<-EOS
+        class { 'mysql::server': }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true)
+    end
+  end
+
+  describe 'creating database' do
+    it 'should work without errors' do
+      pp = <<-EOS
+        mysql_database { 'spec_db':
+          ensure => present,
+        }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true)
+    end
+
+    it 'should find the database' do
+      shell("mysql -NBe \"SHOW DATABASES LIKE 'spec_db'\"") do |r|
+        expect(r.stdout).to match(/^spec_db$/)
+        expect(r.stderr).to be_empty
+      end
+    end
+  end
+
+  describe 'charset and collate' do
+    it 'should create two db of different types idempotently' do
+      pp = <<-EOS
+        mysql_database { 'spec_latin1':
+          charset => 'latin1',
+          collate => 'latin1_swedish_ci',
+        }
+        mysql_database { 'spec_utf8':
+          charset => 'utf8',
+          collate => 'utf8_general_ci',
+        }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true)
+      apply_manifest(pp, :catch_changes => true)
+    end
+
+    it 'should find latin1 db' do
+      shell("mysql -NBe \"SHOW VARIABLES LIKE '%_database'\" spec_latin1") do |r|
+        expect(r.stdout).to match(/^character_set_database\tlatin1\ncollation_database\tlatin1_swedish_ci$/)
+        expect(r.stderr).to be_empty
+      end
+    end
+
+    it 'should find utf8 db' do
+      shell("mysql -NBe \"SHOW VARIABLES LIKE '%_database'\" spec_utf8") do |r|
+        expect(r.stdout).to match(/^character_set_database\tutf8\ncollation_database\tutf8_general_ci$/)
+        expect(r.stderr).to be_empty
+      end
+    end
+  end
+end