Add ICU4J Maven build profile for ICU4J v78

executors/icu4j/74/executor-icu4j/pom.xml

@@ -171,6 +171,36 @@
         </plugins>
       </build>
     </profile>
+    <profile>
+      <id>icu78</id>
+      <dependencies>
+        <dependency>
+          <groupId>com.ibm.icu</groupId>
+          <artifactId>icu4j</artifactId>
+          <version>78.1</version>
+        </dependency>
+      </dependencies>
+      <build>
+        <plugins>
+          <plugin>
+            <artifactId>maven-surefire-plugin</artifactId>
+            <configuration>
+              <includes>
+                <!-- see: https://maven.apache.org/surefire/maven-surefire-plugin/examples/inclusion-exclusion.html -->
+                <include>**/collator/icu74/*Test.java</include>
+                <include>**/langnames/icu74/*Test.java</include>
+                <include>**/likelysubtags/icu74/*Test.java</include>
+                <include>**/listformatter/icu74/*Test.java</include>
+                <include>**/messageformat2/icu78/*Test.java</include>  <!-- latest MF2 version: ICU 78 -->
+                <include>**/numberformatter/icu74/*Test.java</include>
+                <include>**/pluralrules/icu74/*Test.java</include>
+                <include>**/relativedatetimeformat/icu74/*Test.java</include>
+              </includes>
+            </configuration>
+          </plugin>
+        </plugins>
+      </build>
+    </profile>
   </profiles>
 
   <dependencies>

executors/icu4j/74/executor-icu4j/src/test/java/org/unicode/conformance/messageformat2/icu78/MessageFormatterTest.java

@@ -0,0 +1,162 @@
+package org.unicode.conformance.messageformat2.icu78;
+
+import static org.junit.Assert.assertEquals;
+
+import com.ibm.icu.util.ULocale;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Locale;
+import java.util.TimeZone;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.rules.TestName;
+import org.unicode.conformance.testtype.messageformat2.IMFInputParam;
+import org.unicode.conformance.testtype.messageformat2.MFInputParamDatetime;
+import org.unicode.conformance.testtype.messageformat2.MFInputParamObject;
+import org.unicode.conformance.testtype.messageformat2.MessageFormatInputJson;
+import org.unicode.conformance.testtype.messageformat2.MessageFormatTester;
+
+public class MessageFormatterTest {
+
+  /**
+   * The default locale used for all of our tests. Used in @Before
+   */
+  protected final static Locale defaultLocale = Locale.US;
+
+  /**
+   * The default time zone for all of our tests. Used in @Before
+   */
+  protected final static TimeZone defaultTimeZone = TimeZone.getTimeZone("America/Los_Angeles");
+
+  private com.ibm.icu.util.TimeZone testStartDefaultIcuTz;
+
+  private TimeZone testStartDefaultJdkTz;
+
+  private ULocale testStartDefaultULocale;
+
+  private Locale testStartDefaultLocale;
+
+  @Rule
+  public TestName name = new TestName();
+
+  // Copying test setup behavior from ICU4J CoreTestFmwk / TestFmwk, which
+  // ensures we pin the default locale and TZ during the test. ICU Formatters
+  // implicitly use the system's default locale and TZ.
+  @Before
+  public final void setup() {
+    // Just like TestFmwk initializes JDK TimeZone and Locale before every test,
+    // do the same for ICU TimeZone and ULocale.
+    ULocale.setDefault(ULocale.forLocale(defaultLocale));
+    com.ibm.icu.util.TimeZone.setDefault(
+        com.ibm.icu.util.TimeZone.getTimeZone(defaultTimeZone.getID()));
+
+    // Save starting timezones
+    testStartDefaultIcuTz = com.ibm.icu.util.TimeZone.getDefault();
+    testStartDefaultJdkTz = TimeZone.getDefault();
+
+    // Save starting locales
+    testStartDefaultULocale = ULocale.getDefault();
+    testStartDefaultLocale = Locale.getDefault();
+  }
+
+  // Copying test teardown beahvior from ICU4J CoreTestFmwk, corresponding to
+  // the setup work.
+  @After
+  public final void teardown() {
+    String testMethodName = name.getMethodName();
+
+    // Assert that timezones are in a good state
+
+    com.ibm.icu.util.TimeZone testEndDefaultIcuTz = com.ibm.icu.util.TimeZone.getDefault();
+    TimeZone testEndDefaultJdkTz = TimeZone.getDefault();
+
+    assertEquals("In [" + testMethodName + "] Test should keep in sync ICU & JDK TZs",
+        testEndDefaultIcuTz.getID(),
+        testEndDefaultJdkTz.getID());
+
+    assertEquals("In [" + testMethodName + "] Test should reset ICU default TZ",
+        testStartDefaultIcuTz.getID(), testEndDefaultIcuTz.getID());
+    assertEquals("In [" + testMethodName + "] Test should reset JDK default TZ",
+        testStartDefaultJdkTz.getID(), testEndDefaultJdkTz.getID());
+
+    // Assert that locales are in a good state
+
+    ULocale testEndDefaultULocale = ULocale.getDefault();
+    Locale testEndDefaultLocale = Locale.getDefault();
+
+    assertEquals("In [" + testMethodName + "] Test should reset ICU ULocale",
+        testStartDefaultULocale.toLanguageTag(), testEndDefaultULocale.toLanguageTag());
+    assertEquals("In [" + testMethodName + "] Test should reset JDK Locale",
+        testStartDefaultLocale.toLanguageTag(), testEndDefaultLocale.toLanguageTag());
+  }
+
+  @Test
+  public void testGetFormattedMessage() {
+    // Setup
+    MessageFormatInputJson inputJson = new MessageFormatInputJson();
+    inputJson.label = "00001";
+    inputJson.locale = "en-GB";
+    inputJson.src = "Hello {$name}, your card expires on {$exp :datetime skeleton=yMMMdE}!";
+    inputJson.test_description = "Test using the ICU4J API doc example for the MessageFormatter class";
+    List<IMFInputParam> inputs = new ArrayList<>();
+    MFInputParamObject nameArg = new MFInputParamObject();
+    nameArg.name = "name";
+    nameArg.value = "John";
+    inputs.add(nameArg);
+    MFInputParamDatetime expArg = new MFInputParamDatetime("exp", "2023-03-27T19:42:51"); // March 27, 2023, 7:42:51 PM
+    expArg.name = "exp";
+    inputs.add(expArg);
+    inputJson.params = inputs;
+
+    // Actual
+    String formattedString = MessageFormatTester.INSTANCE.getFormattedMessage(inputJson);
+
+    // Expect & assert test
+    String expected = "Hello John, your card expires on Mon, 27 Mar 2023, 12:42!";
+    assertEquals(expected, formattedString);
+
+  }
+
+  // ICU 75 impl output differs from MF2 spec defined at same time point (CLDR 45)
+  // in what to return in message for non-provided args / formatting errors
+  @Test
+  public void testGetFormattedMessage_usingNonProvidedArg() {
+    // Setup
+    MessageFormatInputJson inputJson = new MessageFormatInputJson();
+    inputJson.label = "00020";
+    inputJson.locale = "en-US";
+    inputJson.src = ":date";
+    inputJson.test_description = "Test of formatting a pattern using an input arg that isn't provided";
+    List<IMFInputParam> inputs = new ArrayList<>();
+    inputJson.params = inputs;
+
+    // Actual
+    String formattedString = MessageFormatTester.INSTANCE.getFormattedMessage(inputJson);
+
+    // Expect & assert test
+    String expected = ":date";
+    assertEquals(expected, formattedString);
+  }
+
+  @Test
+  public void testGetFormattedMessage_numberLiteralOperand() {
+    // Setup
+    MessageFormatInputJson inputJson = new MessageFormatInputJson();
+    inputJson.label = "00035";
+    inputJson.locale = "en-US";
+    inputJson.src = "hello {4.2 :integer}";
+    inputJson.test_description = "Test of formatting a pattern using an input arg that isn't provided";
+    List<IMFInputParam> inputs = new ArrayList<>();
+    inputJson.params = inputs;
+
+    // Actual
+    String formattedString = MessageFormatTester.INSTANCE.getFormattedMessage(inputJson);
+
+    // Expect & assert test
+    String expected = "hello 4";
+    assertEquals(expected, formattedString);
+  }
+
+}

run_config.json

@@ -736,5 +736,29 @@
       ],
       "per_execution": 10000
     }
+  },
+  {
+    "prereq": {
+      "name": "mvn-icu4j-78-shaded",
+      "version": "78",
+      "command": "mvn -q -P icu78 -f ../executors/icu4j/74/executor-icu4j/pom.xml package"
+    },
+    "run": {
+      "icu_version": "icu78",
+      "exec": "icu4j",
+      "test_type": [
+        "collation",
+        "datetime_fmt",
+        "lang_names",
+        "likely_subtags",
+        "list_fmt",
+        "message_fmt2",
+        "number_fmt",
+        "plural_rules",
+        "rdt_fmt",
+        "segmenter"
+      ],
+      "per_execution": 10000
+    }
   }
 ]