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#include <mbgl/test/util.hpp>
#include <mbgl/text/language_tag.hpp>
using namespace mbgl;
TEST(LanguageTag, Parsing) {
LanguageTag bareLanguage = LanguageTag::fromBCP47("de");
EXPECT_EQ(*(bareLanguage.language), "de");
EXPECT_FALSE(bareLanguage.script);
EXPECT_FALSE(bareLanguage.region);
LanguageTag languageAndScript = LanguageTag::fromBCP47("de-hans");
EXPECT_EQ(*(languageAndScript.language), "de");
EXPECT_EQ(*(languageAndScript.script), "hans");
EXPECT_FALSE(languageAndScript.region);
LanguageTag languageAndRegion = LanguageTag::fromBCP47("de-US");
EXPECT_EQ(*(languageAndRegion.language), "de");
EXPECT_FALSE(languageAndRegion.script);
EXPECT_EQ(*(languageAndRegion.region), "US");
LanguageTag kitchenSink = LanguageTag::fromBCP47("de-ext-two-Hans-US-variant-x-private");
EXPECT_EQ(*(kitchenSink.language), "de");
EXPECT_EQ(*(kitchenSink.script), "Hans");
EXPECT_EQ(*(kitchenSink.region), "US");
}
TEST(LanguageTag, Generation) {
LanguageTag deHansUS({"de"}, {"hans"}, {"US"});
EXPECT_EQ(deHansUS.toBCP47(), "de-hans-US");
LanguageTag deUS({"de"}, {}, {"US"});
EXPECT_EQ(deUS.toBCP47(), "de-US");
LanguageTag noLanguage({}, {"hans"}, {"US"});
EXPECT_EQ(noLanguage.toBCP47(), "");
LanguageTag deHans({"de"}, {"hans"}, {});
EXPECT_EQ(deHans.toBCP47(), "de-hans");
LanguageTag de({"de"}, {}, {});
EXPECT_EQ(de.toBCP47(), "de");
}
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