ICU-13351 Tests for new CurrencyUnit constructors.

X-SVN-Rev: 40390

diff --git a/icu4c/source/test/intltest/numfmtst.cpp b/icu4c/source/test/intltest/numfmtst.cpp
index ec251f1b4835a436c9823945504a686bed40fa99..8c77859d90a32521ea2b59f5a61361cde7eb1b40 100644 (file)
--- a/icu4c/source/test/intltest/numfmtst.cpp
+++ b/icu4c/source/test/intltest/numfmtst.cpp
@@ -2366,13 +2366,16 @@ void NumberFormatTest::TestCurrencyNames(void) {
 void NumberFormatTest::TestCurrencyUnit(void){
     UErrorCode ec = U_ZERO_ERROR;
     static const UChar USD[] = {85, 83, 68, 0}; /*USD*/
+    static const char USD8[] = {85, 83, 68, 0};
     static const UChar BAD[] = {63, 63, 63, 0}; /*???*/
     static const UChar BAD2[] = {63, 63, 65, 0}; /*???*/
+    static const UChar XXX[] = u"XXX";
+    static const char XXX8[] = {88, 88, 88};
     CurrencyUnit cu(USD, ec);
     assertSuccess("CurrencyUnit", ec);
 
-    const UChar * r = cu.getISOCurrency(); // who is the buffer owner ?
-    assertEquals("getISOCurrency()", USD, r);
+    assertEquals("getISOCurrency()", USD, cu.getISOCurrency());
+    assertEquals("getSubtype()", USD8, cu.getSubtype());
 
     CurrencyUnit cu2(cu);
     if (!(cu2 == cu)){
@@ -2401,6 +2404,31 @@ void NumberFormatTest::TestCurrencyUnit(void){
         errln("Currency unit assignment should be the same.");
     }
     delete cu3;
+
+    // Test default constructor
+    CurrencyUnit def;
+    assertEquals("Default currency", XXX, def.getISOCurrency());
+    assertEquals("Default currency as subtype", XXX8, def.getSubtype());
+
+    // Test slicing
+    MeasureUnit sliced1 = cu;
+    MeasureUnit sliced2 = cu;
+    assertEquals("Subtype after slicing 1", USD8, sliced1.getSubtype());
+    assertEquals("Subtype after slicing 2", USD8, sliced2.getSubtype());
+    CurrencyUnit restored1(sliced1, ec);
+    CurrencyUnit restored2(sliced2, ec);
+    assertSuccess("Restoring from MeasureUnit", ec);
+    assertEquals("Subtype after restoring 1", USD8, restored1.getSubtype());
+    assertEquals("Subtype after restoring 2", USD8, restored2.getSubtype());
+    assertEquals("ISO Code after restoring 1", USD, restored1.getISOCurrency());
+    assertEquals("ISO Code after restoring 2", USD, restored2.getISOCurrency());
+
+    // Test copy constructor failure
+    LocalPointer<MeasureUnit> meter(MeasureUnit::createMeter(ec));
+    assertSuccess("Creating meter", ec);
+    CurrencyUnit failure(*meter, ec);
+    assertEquals("Copying from meter should fail", ec, U_ILLEGAL_ARGUMENT_ERROR);
+    assertEquals("Copying should not give uninitialized ISO code", u"", failure.getISOCurrency());
 }
 
 void NumberFormatTest::TestCurrencyAmount(void){