Fix test code

AssertJ changed some APIs so make tests compliant with new APIs.

Author: dagnir

core/sdk-core/src/test/java/software/amazon/awssdk/core/SdkNumberTest.java

@@ -148,8 +148,8 @@ public void numberFromString() {
 
     @Test
     public void numberFromNaNDouble() {
-        final SdkNumber sdkNan = SdkNumber.fromDouble(Double.longBitsToDouble(0x7ff8000000000000L));
-        final Double nanDouble = Double.longBitsToDouble(0x7ff8000000000000L);
+        final SdkNumber sdkNan = SdkNumber.fromDouble(Double.NaN);
+        final Double nanDouble = Double.NaN;
         assertThat(nanDouble.isNaN()).isTrue();
         assertThatThrownBy(() -> sdkNan.bigDecimalValue()).isInstanceOf(NumberFormatException.class);
         assertEqualitySDKNumberWithNumber(sdkNan, nanDouble);
@@ -207,7 +207,8 @@ private void assertEqualitySDKNumberWithNumber(SdkNumber sdkNan, Number nanDoubl
         assertThat(sdkNan.intValue()).isEqualTo(nanDouble.intValue());
         assertThat(sdkNan).hasToString(nanDouble.toString());
         assertThat(sdkNan.byteValue()).isEqualTo(nanDouble.byteValue());
-        assertThat(sdkNan.doubleValue()).isEqualTo(nanDouble.doubleValue());
+        // convert to nullable Double to prevent comparison of primitives because Double.NaN == Double.NaN is false
+        assertThat(Double.valueOf(sdkNan.doubleValue())).isEqualTo(Double.valueOf(nanDouble.doubleValue()));
         assertThat(sdkNan.byteValue()).isEqualTo(nanDouble.byteValue());
     }
 

services-custom/dynamodb-enhanced/src/test/java/software/amazon/awssdk/enhanced/dynamodb/mocktests/BatchGetItemTest.java

@@ -114,7 +114,7 @@ public void responseWithUnprocessedKeys_iteratePage_shouldFetchUnprocessedKeys()
 
         BatchGetResultPage secondPage = iterator.next();
         assertThat(secondPage.resultsForTable(table).size()).isEqualTo(1);
-        assertThat(iterator).isEmpty();
+        assertThat(iterator).isExhausted();
     }
 
     @Test