Update validation messages

Author: tvernum

x-pack/plugin/core/src/main/java/org/elasticsearch/license/License.java

@@ -422,15 +422,16 @@ private void validate() {
     private static void validateLimits(String type, int maxNodes, int maxResourceUnits) {
         if (LicenseType.isEnterprise(type)) {
             if (maxResourceUnits == -1) {
-                throw new IllegalStateException("maxResourceUnits must be set for enterprise licenses");
+                throw new IllegalStateException("maxResourceUnits must be set for enterprise licenses (type=[" + type + "])");
             } else if (maxNodes != -1) {
-                throw new IllegalStateException("maxNodes may not be set for enterprise licenses");
+                throw new IllegalStateException("maxNodes may not be set for enterprise licenses (type=[" + type + "])");
             }
         } else {
             if (maxNodes == -1) {
                 throw new IllegalStateException("maxNodes has to be set");
             } else if (maxResourceUnits != -1) {
-                throw new IllegalStateException("maxResourceUnits may only be set for enterprise licenses");
+                throw new IllegalStateException("maxResourceUnits may only be set for enterprise licenses (not permitted for type=[" +
+                    type + "])");
             }
         }
     }

x-pack/plugin/core/src/test/java/org/elasticsearch/license/LicenseTests.java

@@ -121,14 +121,14 @@ public void testThatEnterpriseLicenseMayNotHaveMaxNodes() throws Exception {
             .maxNodes(randomIntBetween(1, 50))
             .maxResourceUnits(randomIntBetween(10, 500));
         final IllegalStateException ex = expectThrows(IllegalStateException.class, builder::build);
-        assertThat(ex, TestMatchers.throwableWithMessage("maxNodes may not be set for enterprise licenses"));
+        assertThat(ex, TestMatchers.throwableWithMessage("maxNodes may not be set for enterprise licenses (type=[enterprise])"));
     }
 
     public void testThatEnterpriseLicenseMustHaveMaxResourceUnits() throws Exception {
         License.Builder builder = randomLicense(License.LicenseType.ENTERPRISE)
             .maxResourceUnits(-1);
         final IllegalStateException ex = expectThrows(IllegalStateException.class, builder::build);
-        assertThat(ex, TestMatchers.throwableWithMessage("maxResourceUnits must be set for enterprise licenses"));
+        assertThat(ex, TestMatchers.throwableWithMessage("maxResourceUnits must be set for enterprise licenses (type=[enterprise])"));
     }
 
     public void testThatRegularLicensesMustHaveMaxNodes() throws Exception {
@@ -145,7 +145,8 @@ public void testThatRegularLicensesMayNotHaveMaxResourceUnits() throws Exception
             .maxResourceUnits(randomIntBetween(10, 500))
             .maxNodes(randomIntBetween(1, 50));
         final IllegalStateException ex = expectThrows(IllegalStateException.class, builder::build);
-        assertThat(ex, TestMatchers.throwableWithMessage("maxResourceUnits may only be set for enterprise licenses"));
+        assertThat(ex, TestMatchers.throwableWithMessage("maxResourceUnits may only be set for enterprise licenses (not permitted " +
+            "for type=[" + type.getTypeName() + "])"));
     }
 
     public void testLicenseToAndFromXContentForEveryLicenseType() throws Exception {