Add realistic test for TextRenderer with POSITION

DEVSIX-1385

Author: Benoit Lagae

layout/src/test/java/com/itextpdf/layout/renderer/TextRendererTest.java

@@ -48,10 +48,12 @@ This file is part of the iText (R) project.
 import com.itextpdf.kernel.pdf.PdfDocument;
 import com.itextpdf.kernel.pdf.PdfWriter;
 import com.itextpdf.layout.Document;
+import com.itextpdf.layout.element.Paragraph;
 import com.itextpdf.layout.element.Text;
 import com.itextpdf.layout.font.FontProvider;
 import com.itextpdf.layout.layout.LayoutArea;
 import com.itextpdf.layout.layout.LayoutContext;
+import com.itextpdf.layout.layout.LayoutPosition;
 import com.itextpdf.layout.layout.LayoutResult;
 import com.itextpdf.layout.property.Property;
 import com.itextpdf.test.ExtendedITextTest;
@@ -105,4 +107,23 @@ public void setTextException() {
         rend.setText(val);
         Assert.assertEquals(val, rend.getText().toString());
     }
+
+    @Test
+    @LogMessages(messages = {
+            @LogMessage(messageTemplate = LogMessageConstant.FONT_PROPERTY_MUST_BE_PDF_FONT_OBJECT)
+    })
+    public void setFontAsText() {
+        PdfDocument pdfDoc = new PdfDocument(new PdfWriter(new ByteBufferOutputStream()));
+        pdfDoc.addNewPage();
+        Document doc = new Document(pdfDoc);
+        Text txt = new Text("text");
+        txt.setProperty(Property.POSITION, LayoutPosition.ABSOLUTE);
+        txt.setProperty(Property.TOP, 5f);
+        FontProvider fp = new FontProvider();
+        fp.addFont("Helvetica");
+        txt.setProperty(Property.FONT_PROVIDER, fp);
+        txt.setFont("Helvetica");
+        doc.add(new Paragraph().add(txt));
+        doc.close();
+    }
 }