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ICU-21730 Port testGetPreferencesFor ICU4C tests to ICU4J

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See #1850
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Younies 2021-09-08 16:58:23 +00:00 • committed by Younies Mahmoud
parent 92db25165f
commit e03dce66ef
2 changed files with 70 additions and 0 deletions
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1
icu4c/source/test/intltest/units_data_test.cpp
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@ -20,6 +20,7 @@ class UnitsDataTest : public IntlTest {
void runIndexedTest(int32_t index, UBool exec, const char *&name, char *par = NULL) override;
void testGetUnitCategory();
// This is a sanity check that only exists in ICU4C.
void testGetAllConversionRates();
void testGetPreferencesFor();
};

69
icu4j/main/tests/core/src/com/ibm/icu/dev/test/impl/UnitsTest.java
View file

@ -13,6 +13,8 @@ import java.math.MathContext;
import java.util.ArrayList;
import java.util.List;
import com.ibm.icu.impl.units.UnitPreferences;
import com.ibm.icu.impl.units.UnitsData;
import org.junit.Test;
import com.ibm.icu.dev.test.TestUtil;
@ -695,4 +697,71 @@ public class UnitsTest {
}
}
/**
* This test is dependent upon CLDR Data: when the preferences change, the test
* may fail: see the constants for expected Max/Min unit identifiers, for US and
* World, and for Roads and default lengths.
*/
@Test
public void testGetPreferencesFor() {
final String USRoadMax = "mile";
final String USRoadMin = "foot";
final String USLenMax = "mile";
final String USLenMin = "inch";
final String WorldRoadMax = "kilometer";
final String WorldRoadMin = "meter";
final String WorldLenMax = "kilometer";
final String WorldLenMin = "centimeter";
class TestCase {
final String name;
final String category;
final String usage;
final String region;
final String expectedBiggest;
final String expectedSmallest;
public TestCase(String name, String category, String usage, String region, String expectedBiggest, String expectedSmallest) {
this.name = name;
this.category = category;
this.usage = usage;
this.region = region;
this.expectedBiggest = expectedBiggest;
this.expectedSmallest = expectedSmallest;
}
}
TestCase testCases[] = {
new TestCase("US road", "length", "road", "US", USRoadMax, USRoadMin),
new TestCase("001 road", "length", "road", "001", WorldRoadMax, WorldRoadMin),
new TestCase("US lengths", "length", "default", "US", USLenMax, USLenMin),
new TestCase("001 lengths", "length", "default", "001", WorldLenMax, WorldLenMin),
new TestCase("XX road falls back to 001", "length", "road", "XX", WorldRoadMax, WorldRoadMin),
new TestCase("XX default falls back to 001", "length", "default", "XX", WorldLenMax, WorldLenMin),
new TestCase("Unknown usage US", "length", "foobar", "US", USLenMax, USLenMin),
new TestCase("Unknown usage 001", "length", "foobar", "XX", WorldLenMax, WorldLenMin),
new TestCase("Fallback", "length", "person-height-xyzzy", "DE", "centimeter", "centimeter"),
new TestCase("Fallback twice", "length", "person-height-xyzzy-foo", "DE", "centimeter",
"centimeter"),
// Confirming results for some unitPreferencesTest.txt test cases
new TestCase("001 area", "area", "default", "001", "square-kilometer", "square-centimeter"),
new TestCase("GB area", "area", "default", "GB", "square-mile", "square-inch"),
new TestCase("001 area geograph", "area", "geograph", "001", "square-kilometer", "square-kilometer"),
new TestCase("GB area geograph", "area", "geograph", "GB", "square-mile", "square-mile"),
new TestCase("CA person-height", "length", "person-height", "CA", "foot-and-inch", "inch"),
new TestCase("AT person-height", "length", "person-height", "AT", "meter-and-centimeter",
"meter-and-centimeter"),
};
UnitsData data = new UnitsData();
for (TestCase t : testCases) {
UnitPreferences.UnitPreference prefs[] = data.getPreferencesFor(t.category, t.usage, t.region);
if (prefs.length > 0) {
assertEquals(t.name + " - max unit", t.expectedBiggest, prefs[0].getUnit());
assertEquals(t.name + " - min unit", t.expectedSmallest, prefs[prefs.length - 1].getUnit());
} else {
fail(t.name + ": failed to find preferences");
}
}
}
}