fix: keep pallet labels on A4 templates

print/src/test/java/com/baiyue/print/controller/InternalPdfControllerTest.java

@@ -11,6 +11,7 @@ import com.baiyue.print.service.DispatchBolPdfService;
 import com.baiyue.print.service.DropshipPalletA4PdfService;
 import com.baiyue.print.service.InboundMarkPdfService;
 import com.baiyue.print.service.FbaPalletPdfService;
+import com.baiyue.print.service.GenericPalletPdfService;
 import jakarta.annotation.Resource;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
@@ -52,6 +53,8 @@ class InternalPdfControllerTest {
     private DropshipPalletA4PdfService dropshipPalletA4PdfService;
     @MockBean
     private FbaPalletPdfService fbaPalletPdfService;
+    @MockBean
+    private GenericPalletPdfService genericPalletPdfService;
     @Resource
     private InternalPdfController controller;
     private MockMvc mockMvc;
@@ -232,12 +235,14 @@ class InternalPdfControllerTest {
                 .contains("/internal/print/v1/pdfs/inbound-marks:")
                 .contains("/internal/print/v1/pdfs/freight-a4-documents:")
                 .contains("/internal/print/v1/pdfs/dropship-pallet-a4-documents:")
+                .contains("/internal/print/v1/pdfs/pallet-a4-labels:")
                 .contains("application/pdf:")
                 .contains("application/json:")
                 .contains("name: X-Internal-Service-Token")
                 .contains("SEA_FREIGHT_SHIPPING_INSTRUCTION_A4_V1:")
                 .contains("BILL_OF_LADING_CONFIRMATION_A4_V1:")
                 .contains("DROPSHIP_PALLET_A4_V2")
+                .contains("PALLET_A4_LANDSCAPE_V1")
                 .contains("additionalProperties: false")
                 .contains("minItems: 1")
                 .contains("required: [marksAndNos, quantity, packaging, descriptionOfGoods, grossWeight, measurement]")

print/src/test/java/com/baiyue/print/controller/PrintRequestSizeFilterTest.java

@@ -73,6 +73,16 @@ class PrintRequestSizeFilterTest {
         assertTooLarge(response);
     }
 
+    @Test
+    void capsGenericPalletRequestsBeforeDeserialization() throws Exception {
+        var response = new MockHttpServletResponse();
+        AtomicReference<Boolean> called = new AtomicReference<>(false);
+        filter.doFilter(request("12345678901", true, "/internal/print/v1/pdfs/pallet-a4-labels"),
+            response, (ignoredRequest, ignoredResponse) -> called.set(true));
+        assertThat(called).hasValue(false);
+        assertTooLarge(response);
+    }
+
     @Test
     void rejectsOversizedDeclaredContentLengthWithoutCallingDownstream() throws Exception {
         MockHttpServletRequest request = new MockHttpServletRequest() {

print/src/test/java/com/baiyue/print/service/GenericPalletPdfServiceGenerationTest.java

@@ -0,0 +1,43 @@
+package com.baiyue.print.service;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+import com.baiyue.print.config.PrintPdfProperties;
+import com.baiyue.print.dto.GenericPalletPdfDtos;
+import com.baiyue.print.renderer.GenericPalletRenderer;
+import com.baiyue.print.renderer.PdfBarcodeRenderer;
+import com.baiyue.print.renderer.PdfUnits;
+import java.math.BigDecimal;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.util.List;
+import org.apache.pdfbox.Loader;
+import org.apache.pdfbox.pdmodel.PDDocument;
+import org.apache.pdfbox.text.PDFTextStripper;
+import org.junit.jupiter.api.Test;
+import org.springframework.test.context.junit.jupiter.SpringJUnitConfig;
+
+@SpringJUnitConfig(classes = {GenericPalletPdfService.class, PrintPdfProperties.class,
+    PdfGenerationLimiter.class, GenericPalletRenderer.class, PdfBarcodeRenderer.class})
+class GenericPalletPdfServiceGenerationTest {
+    @jakarta.annotation.Resource private GenericPalletPdfService service;
+
+    @Test
+    void generatesLandscapeA4WithoutUsingTheCartonMarkTemplate() throws Exception {
+        var generated = service.generate(new GenericPalletPdfDtos.Request(
+            GenericPalletPdfDtos.TEMPLATE,
+            new GenericPalletPdfDtos.PageSpec(new BigDecimal("297"), new BigDecimal("210")),
+            "pallet.pdf", List.of(new GenericPalletPdfDtos.Label(
+                "Los Angeles Warehouse", "Transfer WTR-1", "PALLET-001"))));
+        Files.createDirectories(Path.of("target"));
+        Files.write(Path.of("target", "generic-pallet-a4-preview.pdf"), generated.content());
+
+        try (PDDocument pdf = Loader.loadPDF(generated.content())) {
+            assertThat(pdf.getNumberOfPages()).isEqualTo(1);
+            assertThat(pdf.getPage(0).getMediaBox().getWidth()).isCloseTo(PdfUnits.mmToPt(297), org.assertj.core.data.Offset.offset(.002f));
+            assertThat(pdf.getPage(0).getMediaBox().getHeight()).isCloseTo(PdfUnits.mmToPt(210), org.assertj.core.data.Offset.offset(.002f));
+            assertThat(new PDFTextStripper().getText(pdf)).contains(
+                "Los Angeles Warehouse", "Transfer WTR-1", "PALLET-001");
+        }
+    }
+}