Improve JSF's testAjaxInputFile

dev/com.ibm.ws.jsf.2.2_fat/fat/src/com/ibm/ws/jsf22/fat/tests/JSF22InputFileTests.java

@@ -194,6 +194,10 @@ public void testAjaxInputFile() throws Exception {
         //Ensure the correct content type is used. 
         assertNotNull("The 'multipart/form-data; boundary=' content type was not found!", jsfTestServer2.waitForStringInTraceUsingMark(".*multipart/form-data; boundary=.*"));
 
+        Log.info(c, name.getMethodName(), page.getPageSource());
+
+        page.waitForCondition(driver -> page.isInPage("File Size: 12"));
+
         page.findElement(By.id("form1:uploadButton")).click();
 
         Log.info(c, name.getMethodName(), page.getPageSource());

dev/com.ibm.ws.jsf.2.2_fat/test-applications/JSF22InputFile.war/resources/AjaxFileUploadTest.xhtml

@@ -23,9 +23,11 @@
         <h:form id="form1" enctype="multipart/form-data">
             <p>Enter a file to upload:</p>
             <h:inputFile id="file1" value="#{fileBean.file}">
-                <f:ajax event="change"/>
+                <f:ajax render="size" event="change"/>
             </h:inputFile>
             <h:commandButton id="uploadButton" value="Upload File" action="#{fileBean.uploadFile}"/>
+            <br/>
+            <h:outputText id="size" value="File Size: #{fileBean.getFileSize()}"/>
         </h:form>
     </h:body>
 </html>

dev/com.ibm.ws.jsf.2.2_fat/test-applications/JSF22InputFile.war/src/com/ibm/ws/jsf22/fat/input/faces40/FileBean.java

@@ -58,4 +58,12 @@ public void setFile(Part file) {
     public String getFileContents() {
         return fileContents;
     }
+
+    public long getFileSize(){
+        if(this.file == null){
+            System.out.println("0L");
+            return 0L;
+        }
+        return this.file.getSize();
+    }
 }

dev/com.ibm.ws.jsf.2.2_fat/test-applications/JSF22InputFile.war/src/com/ibm/ws/jsf22/fat/input/jsf22/FileBean.java

@@ -51,6 +51,13 @@ public Part getFile() {
         return file;
     }
 
+    public long getFileSize(){
+        if(this.file == null){
+            return 0L;
+        }
+        return this.file.getSize();
+    }
+
     public void setFile(Part file) {
         this.file = file;
     }