KhaninArtur commented on a change in pull request #14322:
URL: https://github.com/apache/beam/pull/14322#discussion_r600470178
##########
File path: sdks/java/core/src/main/java/org/apache/beam/sdk/testing/PAssert.java
##########
@@ -512,8 +513,72 @@ public int hashCode() {
PAssertionSite.capture(reason));
}
+ /**
+ * Constructs an {@link PCollectionListContentsAssert} for the provided
{@link PCollectionList}.
+ */
+ public static <T> PCollectionListContentsAssert<T>
thatList(PCollectionList<T> actual) {
+ return new PCollectionListContentsAssert<>(actual);
+ }
+
+ /**
+ * Constructs an {@link IterableAssert} for the elements of the flattened
{@link PCollectionList}.
+ */
+ public static <T> IterableAssert<T> thatFlattened(PCollectionList<T> actual)
{
+ PCollection<T> flatten = actual.apply(Flatten.pCollections());
+ return that(flatten.getName(), flatten);
+ }
+
+ /**
+ * Constructs an {@link IterableAssert} for the elements of the flattened
{@link PCollectionList}
+ * with the specified reason.
+ */
+ public static <T> IterableAssert<T> thatFlattened(String reason,
PCollectionList<T> actual) {
+ return new PCollectionContentsAssert<>(
+ actual.apply(Flatten.pCollections()), PAssertionSite.capture(reason));
+ }
+
////////////////////////////////////////////////////////////
+ /**
+ * An assert about the contents of each {@link PCollection} in the given
{@link PCollectionList}.
+ */
+ protected static class PCollectionListContentsAssert<T> {
+ private final PCollectionList<T> pCollectionList;
+
+ public PCollectionListContentsAssert(PCollectionList<T> actual) {
+ this.pCollectionList = actual;
+ }
+
+ /**
+ * Applies one {@link SerializableFunction} to check the elements of each
{@code PCollection} in
+ * the {@link #pCollectionList}.
Review comment:
Shouldn't it be PCollectionList?
##########
File path: sdks/java/core/src/main/java/org/apache/beam/sdk/testing/PAssert.java
##########
@@ -512,8 +513,72 @@ public int hashCode() {
PAssertionSite.capture(reason));
}
+ /**
+ * Constructs an {@link PCollectionListContentsAssert} for the provided
{@link PCollectionList}.
+ */
+ public static <T> PCollectionListContentsAssert<T>
thatList(PCollectionList<T> actual) {
+ return new PCollectionListContentsAssert<>(actual);
+ }
+
+ /**
+ * Constructs an {@link IterableAssert} for the elements of the flattened
{@link PCollectionList}.
+ */
+ public static <T> IterableAssert<T> thatFlattened(PCollectionList<T> actual)
{
+ PCollection<T> flatten = actual.apply(Flatten.pCollections());
+ return that(flatten.getName(), flatten);
+ }
+
+ /**
+ * Constructs an {@link IterableAssert} for the elements of the flattened
{@link PCollectionList}
+ * with the specified reason.
+ */
+ public static <T> IterableAssert<T> thatFlattened(String reason,
PCollectionList<T> actual) {
+ return new PCollectionContentsAssert<>(
+ actual.apply(Flatten.pCollections()), PAssertionSite.capture(reason));
+ }
+
////////////////////////////////////////////////////////////
+ /**
+ * An assert about the contents of each {@link PCollection} in the given
{@link PCollectionList}.
+ */
+ protected static class PCollectionListContentsAssert<T> {
+ private final PCollectionList<T> pCollectionList;
+
+ public PCollectionListContentsAssert(PCollectionList<T> actual) {
+ this.pCollectionList = actual;
+ }
+
+ /**
+ * Applies one {@link SerializableFunction} to check the elements of each
{@code PCollection} in
+ * the {@link #pCollectionList}.
+ *
+ * <p>Returns this {@code PCollectionListContentsAssert}.
+ */
+ public PCollectionListContentsAssert<T> satisfies(
+ SerializableFunction<Iterable<T>, Void> checkerFn) {
+ for (int i = 0; i < pCollectionList.size(); i++) {
+ PAssert.that(pCollectionList.get(i)).satisfies(checkerFn);
+ }
+ return this;
+ }
+
+ /**
+ * Takes list of {@link SerializableFunction}s of the same size as {@link
#pCollectionList}, and
+ * applies each matcher to the {@code PCollection} with the identical
index in the {@link
+ * #pCollectionList}.
+ *
+ * <p>Returns this {@code PCollectionListContentsAssert}.
+ */
+ public PCollectionListContentsAssert<T> satisfies(
+ List<SerializableFunction<Iterable<T>, Void>> checkerFnList) {
+ for (int i = 0; i < pCollectionList.size(); i++) {
+ PAssert.that(pCollectionList.get(i)).satisfies(checkerFnList.get(i));
Review comment:
Is there somewhere any validation that the size of the collection list
and checker list are equal?
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