Add some tests for the locale library

[rails.git] / test / lib / locale_test.rb

diff --git a/test/lib/locale_test.rb b/test/lib/locale_test.rb
new file mode 100644 (file)
index 0000000..3ba9b20
--- /dev/null
+++ b/test/lib/locale_test.rb
@@ -0,0 +1,99 @@
+require "test_helper"
+
+class LocaleTest < ActiveSupport::TestCase
+  EN = Locale.new("en")
+  EN_GB = Locale.new("en", nil, "GB")
+  FR = Locale.new("fr")
+  ZH_HANS = Locale.new("zh", "Hans")
+  ZH_HANT_TW = Locale.new("zh", "Hant", "TW")
+  ZH_YUE = Locale.new("zh-yue")
+  BE_TARASK = Locale.new("be", nil, nil, "tarask")
+
+  def test_tag
+    assert_equal EN, Locale.tag("en")
+    assert_equal EN_GB, Locale.tag("en-GB")
+    assert_equal FR, Locale.tag("fr")
+    assert_equal ZH_HANS, Locale.tag("zh-Hans")
+    assert_equal ZH_HANT_TW, Locale.tag("zh-Hant-TW")
+    assert_equal ZH_YUE, Locale.tag("zh-yue")
+    assert_equal BE_TARASK, Locale.tag("be-tarask")
+  end
+
+  def test_language
+    assert_equal EN.language, Locale.tag("en").language
+    assert_equal EN_GB.language, Locale.tag("en-GB").language
+    assert_equal FR.language, Locale.tag("fr").language
+    assert_equal ZH_HANS.language, Locale.tag("zh-Hans").language
+    assert_equal ZH_HANT_TW.language, Locale.tag("zh-Hant-TW").language
+    assert_equal ZH_YUE.language, Locale.tag("zh-yue").language
+    assert_equal ZH_YUE.language, Locale.tag("zh-YUE").language
+    assert_equal BE_TARASK.language, Locale.tag("be-tarask").language
+    assert_equal BE_TARASK.language, Locale.tag("be-Tarask").language
+  end
+
+  def test_script
+    assert_equal EN.script, Locale.tag("en").script
+    assert_equal EN_GB.script, Locale.tag("en-GB").script
+    assert_equal FR.script, Locale.tag("fr").script
+    assert_equal ZH_HANS.script, Locale.tag("zh-Hans").script
+    assert_equal ZH_HANT_TW.script, Locale.tag("zh-Hant-TW").script
+    assert_equal ZH_YUE.script, Locale.tag("zh-yue").script
+    assert_equal ZH_YUE.script, Locale.tag("zh-YUE").script
+    assert_equal BE_TARASK.script, Locale.tag("be-tarask").script
+    assert_equal BE_TARASK.script, Locale.tag("be-Tarask").script
+  end
+
+  def test_region
+    assert_equal EN.region, Locale.tag("en").region
+    assert_equal EN_GB.region, Locale.tag("en-GB").region
+    assert_equal FR.region, Locale.tag("fr").region
+    assert_equal ZH_HANS.region, Locale.tag("zh-Hans").region
+    assert_equal ZH_HANT_TW.region, Locale.tag("zh-Hant-TW").region
+    assert_equal ZH_YUE.region, Locale.tag("zh-yue").region
+    assert_equal ZH_YUE.region, Locale.tag("zh-YUE").region
+    assert_equal BE_TARASK.region, Locale.tag("be-tarask").region
+    assert_equal BE_TARASK.region, Locale.tag("be-Tarask").region
+  end
+
+  def test_variant
+    assert_equal EN.variant, Locale.tag("en").variant
+    assert_equal EN_GB.variant, Locale.tag("en-GB").variant
+    assert_equal FR.variant, Locale.tag("fr").variant
+    assert_equal ZH_HANS.variant, Locale.tag("zh-Hans").variant
+    assert_equal ZH_HANT_TW.variant, Locale.tag("zh-Hant-TW").variant
+    assert_equal ZH_YUE.variant, Locale.tag("zh-yue").variant
+    assert_equal ZH_YUE.variant, Locale.tag("zh-YUE").variant
+    assert_equal BE_TARASK.variant, Locale.tag("be-tarask").variant
+    assert_equal BE_TARASK.variant, Locale.tag("be-Tarask").variant
+  end
+
+  def test_list
+    assert_equal [], Locale.list
+    assert_equal [EN], Locale.list("en")
+    assert_equal [EN, ZH_YUE, ZH_HANT_TW], Locale.list("en", "zh-yue", "zh-Hant-TW")
+    assert_equal [ZH_YUE, ZH_HANT_TW], Locale.list("en;de", "zh-yue", "zh-Hant-TW")
+    assert_equal [ZH_YUE, ZH_HANT_TW], Locale.list(["en;de", "zh-yue", "zh-Hant-TW"])
+  end
+
+  def test_default
+    assert_equal EN, Locale.default
+  end
+
+  def test_available
+    assert_equal I18n.available_locales.count, Locale.available.count
+  end
+
+  def test_preferred
+    assert_equal "en-GB", Locale.available.preferred(Locale.list("en-GB", "en")).to_s
+    assert_equal "en", Locale.available.preferred(Locale.list("en")).to_s
+    assert_equal "fr", Locale.available.preferred(Locale.list("fr-FR", "fr", "en")).to_s
+    assert_equal "fr", Locale.available.preferred(Locale.list("fr", "en")).to_s
+    assert_equal "de", Locale.available.preferred(Locale.list("zh-Hant", "de")).to_s
+    assert_equal "zh-TW", Locale.available.preferred(Locale.list("zh-Hant-TW", "de")).to_s
+    assert_equal "zh-TW", Locale.available.preferred(Locale.list("zh-TW", "de")).to_s
+    assert_equal "zh-HK", Locale.available.preferred(Locale.list("yue", "zh-HK", "de")).to_s
+    assert_equal "zh-yue", Locale.available. preferred(Locale.list("yue", "zh-yue", "zh-HK", "de")).to_s
+    assert_equal "zh-yue", Locale.available. preferred(Locale.list("yue", "zh-YUE", "zh-HK", "de")).to_s
+    assert_equal "en", Locale.available.preferred(Locale.list("yue")).to_s
+  end
+end