godot/tests/test_translation.h
Rémi Verschelde 56100c2dd7
Tests: Don't assume translation map ordering
This lead to randomly failing the test as the insertion order is not
preserved by Map.

Follow-up to #48778.

Co-authored-by: kleonc <9283098+kleonc@users.noreply.github.com>
2021-05-17 12:40:15 +02:00

150 lines
6.9 KiB
C++

/*************************************************************************/
/* test_translation.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
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/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
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#ifndef TEST_TRANSLATION_H
#define TEST_TRANSLATION_H
#include "core/string/optimized_translation.h"
#include "core/string/translation.h"
#include "core/string/translation_po.h"
#include "thirdparty/doctest/doctest.h"
namespace TestTranslation {
TEST_CASE("[Translation] Messages") {
Ref<Translation> translation = memnew(Translation);
translation->set_locale("fr");
translation->add_message("Hello", "Bonjour");
CHECK(translation->get_message("Hello") == "Bonjour");
translation->erase_message("Hello");
// The message no longer exists, so it returns an empty string instead.
CHECK(translation->get_message("Hello") == "");
List<StringName> messages;
translation->get_message_list(&messages);
CHECK(translation->get_message_count() == 0);
CHECK(messages.size() == 0);
translation->add_message("Hello2", "Bonjour2");
translation->add_message("Hello3", "Bonjour3");
messages.clear();
translation->get_message_list(&messages);
CHECK(translation->get_message_count() == 2);
CHECK(messages.size() == 2);
// Messages are stored in a Map, don't assume ordering.
CHECK(messages.find("Hello2"));
CHECK(messages.find("Hello3"));
}
TEST_CASE("[TranslationPO] Messages with context") {
Ref<TranslationPO> translation = memnew(TranslationPO);
translation->set_locale("fr");
translation->add_message("Hello", "Bonjour");
translation->add_message("Hello", "Salut", "friendly");
CHECK(translation->get_message("Hello") == "Bonjour");
CHECK(translation->get_message("Hello", "friendly") == "Salut");
CHECK(translation->get_message("Hello", "nonexistent_context") == "");
// Only remove the message for the default context, not the "friendly" context.
translation->erase_message("Hello");
// The message no longer exists, so it returns an empty string instead.
CHECK(translation->get_message("Hello") == "");
CHECK(translation->get_message("Hello", "friendly") == "Salut");
CHECK(translation->get_message("Hello", "nonexistent_context") == "");
List<StringName> messages;
translation->get_message_list(&messages);
// `get_message_count()` takes all contexts into account.
CHECK(translation->get_message_count() == 1);
// Only the default context is taken into account.
// Since "Hello" is now only present in a non-default context, it is not counted in the list of messages.
CHECK(messages.size() == 0);
translation->add_message("Hello2", "Bonjour2");
translation->add_message("Hello2", "Salut2", "friendly");
translation->add_message("Hello3", "Bonjour3");
messages.clear();
translation->get_message_list(&messages);
// `get_message_count()` takes all contexts into account.
CHECK(translation->get_message_count() == 4);
// Only the default context is taken into account.
CHECK(messages.size() == 2);
// Messages are stored in a Map, don't assume ordering.
CHECK(messages.find("Hello2"));
CHECK(messages.find("Hello3"));
}
TEST_CASE("[TranslationPO] Plural messages") {
Ref<TranslationPO> translation = memnew(TranslationPO);
translation->set_locale("fr");
translation->set_plural_rule("Plural-Forms: nplurals=2; plural=(n >= 2);");
CHECK(translation->get_plural_forms() == 2);
PackedStringArray plurals;
plurals.push_back("Il y a %d pomme");
plurals.push_back("Il y a %d pommes");
translation->add_plural_message("There are %d apples", plurals);
ERR_PRINT_OFF;
// This is invalid, as the number passed to `get_plural_message()` may not be negative.
CHECK(vformat(translation->get_plural_message("There are %d apples", "", -1), -1) == "");
ERR_PRINT_ON;
CHECK(vformat(translation->get_plural_message("There are %d apples", "", 0), 0) == "Il y a 0 pomme");
CHECK(vformat(translation->get_plural_message("There are %d apples", "", 1), 1) == "Il y a 1 pomme");
CHECK(vformat(translation->get_plural_message("There are %d apples", "", 2), 2) == "Il y a 2 pommes");
}
TEST_CASE("[OptimizedTranslation] Generate from Translation and read messages") {
Ref<Translation> translation = memnew(Translation);
translation->set_locale("fr");
translation->add_message("Hello", "Bonjour");
translation->add_message("Hello2", "Bonjour2");
translation->add_message("Hello3", "Bonjour3");
Ref<OptimizedTranslation> optimized_translation = memnew(OptimizedTranslation);
optimized_translation->generate(translation);
CHECK(optimized_translation->get_message("Hello") == "Bonjour");
CHECK(optimized_translation->get_message("Hello2") == "Bonjour2");
CHECK(optimized_translation->get_message("Hello3") == "Bonjour3");
CHECK(optimized_translation->get_message("DoesNotExist") == "");
List<StringName> messages;
// `get_message_list()` can't return the list of messages stored in an OptimizedTranslation.
optimized_translation->get_message_list(&messages);
CHECK(optimized_translation->get_message_count() == 0);
CHECK(messages.size() == 0);
}
} // namespace TestTranslation
#endif // TEST_TRANSLATION_H