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Code Issues Releases Activity Actions

fix(inventory): quantityUnit-Ermittlung bei heterogenen UoMs absichern (#60)

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Stock.uniformUnitOfMeasure() gibt die UoM nur zurück wenn alle Chargen
dieselbe Einheit haben, sonst Optional.empty(). StockResponse nutzt
diese Methode statt blind die erste Charge zu nehmen.
This commit is contained in:
Sebastian Frick 2026-03-19 19:31:39 +01:00
parent 004d96b291
commit b9b89e3f0e
3 changed files with 96 additions and 10 deletions
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72
backend/src/test/java/de/effigenix/domain/inventory/StockTest.java
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@ -2068,6 +2068,78 @@ class StockTest {
}
}
// ==================== uniformUnitOfMeasure ====================
@Nested
@DisplayName("uniformUnitOfMeasure()")
class UniformUnitOfMeasure {
@Test
@DisplayName("should return empty when no batches")
void should_returnEmpty_when_noBatches() {
var stock = Stock.reconstitute(
StockId.generate(), ArticleId.of("article-1"), StorageLocationId.of("location-1"),
null, null, List.of(), List.of()
);
assertThat(stock.uniformUnitOfMeasure()).isEmpty();
}
@Test
@DisplayName("should return UoM when all batches have same unit")
void should_returnUoM_when_allBatchesSameUnit() {
var batch1 = StockBatch.reconstitute(
StockBatchId.generate(),
new BatchReference("BATCH-001", BatchType.PRODUCED),
Quantity.reconstitute(new BigDecimal("10"), UnitOfMeasure.KILOGRAM),
LocalDate.of(2026, 12, 31), StockBatchStatus.AVAILABLE, Instant.now()
);
var batch2 = StockBatch.reconstitute(
StockBatchId.generate(),
new BatchReference("BATCH-002", BatchType.PRODUCED),
Quantity.reconstitute(new BigDecimal("5"), UnitOfMeasure.KILOGRAM),
LocalDate.of(2026, 12, 31), StockBatchStatus.BLOCKED, Instant.now()
);
var stock = Stock.reconstitute(
StockId.generate(), ArticleId.of("article-1"), StorageLocationId.of("location-1"),
null, null, new ArrayList<>(List.of(batch1, batch2)), List.of()
);
assertThat(stock.uniformUnitOfMeasure()).contains(UnitOfMeasure.KILOGRAM);
}
@Test
@DisplayName("should return empty when batches have different units")
void should_returnEmpty_when_heterogeneousUnits() {
var kgBatch = StockBatch.reconstitute(
StockBatchId.generate(),
new BatchReference("BATCH-001", BatchType.PRODUCED),
Quantity.reconstitute(new BigDecimal("10"), UnitOfMeasure.KILOGRAM),
LocalDate.of(2026, 12, 31), StockBatchStatus.AVAILABLE, Instant.now()
);
var literBatch = StockBatch.reconstitute(
StockBatchId.generate(),
new BatchReference("BATCH-002", BatchType.PRODUCED),
Quantity.reconstitute(new BigDecimal("5"), UnitOfMeasure.LITER),
LocalDate.of(2026, 12, 31), StockBatchStatus.AVAILABLE, Instant.now()
);
var stock = Stock.reconstitute(
StockId.generate(), ArticleId.of("article-1"), StorageLocationId.of("location-1"),
null, null, new ArrayList<>(List.of(kgBatch, literBatch)), List.of()
);
assertThat(stock.uniformUnitOfMeasure()).isEmpty();
}
@Test
@DisplayName("should return UoM when single batch present")
void should_returnUoM_when_singleBatch() {
var stock = createStockWithBatch("10", UnitOfMeasure.PIECE, StockBatchStatus.AVAILABLE);
assertThat(stock.uniformUnitOfMeasure()).contains(UnitOfMeasure.PIECE);
}
}
// ==================== Helpers ====================
private Stock createValidStock() {