EQL: Expand verification tests (#52664) (#52725)

* EQL: Expand verification tests (#52664)

Expand verification tests
Fix some error messaging consistency in EqlParser

Related to #51873

* Adjust for 7.x compatibility

Author: aleksmaus

x-pack/plugin/eql/src/main/java/org/elasticsearch/xpack/eql/parser/EqlParser.java

@@ -164,14 +164,14 @@ public void exitFunctionExpression(EqlBaseParser.FunctionExpressionContext conte
                 case "arrayCount":
                 case "arraySearch":
                     throw new ParsingException(
-                        "unsupported function " + functionName,
+                        "Unsupported function [" + functionName + "]",
                         null,
                         token.getLine(),
                         token.getCharPositionInLine());
 
                 default:
                     throw new ParsingException(
-                        "unknown function " + functionName,
+                        "Unknown function [" + functionName + "]",
                         null,
                         token.getLine(),
                         token.getCharPositionInLine());
@@ -182,7 +182,7 @@ public void exitFunctionExpression(EqlBaseParser.FunctionExpressionContext conte
         public void exitJoin(EqlBaseParser.JoinContext context) {
             Token token = context.JOIN().getSymbol();
             throw new ParsingException(
-                "join is not supported",
+                "Join is not supported",
                 null,
                 token.getLine(),
                 token.getCharPositionInLine());
@@ -192,7 +192,7 @@ public void exitJoin(EqlBaseParser.JoinContext context) {
         public void exitPipe(EqlBaseParser.PipeContext context) {
             Token token = context.PIPE().getSymbol();
             throw new ParsingException(
-                "pipes are not supported",
+                "Pipes are not supported",
                 null,
                 token.getLine(),
                 token.getCharPositionInLine());
@@ -202,7 +202,7 @@ public void exitPipe(EqlBaseParser.PipeContext context) {
         public void exitProcessCheck(EqlBaseParser.ProcessCheckContext context) {
             Token token = context.relationship;
             throw new ParsingException(
-                "process relationships are not supported",
+                "Process relationships are not supported",
                 null,
                 token.getLine(),
                 token.getCharPositionInLine());
@@ -212,7 +212,7 @@ public void exitProcessCheck(EqlBaseParser.ProcessCheckContext context) {
         public void exitSequence(EqlBaseParser.SequenceContext context) {
             Token token = context.SEQUENCE().getSymbol();
             throw new ParsingException(
-                "sequence is not supported",
+                "Sequence is not supported",
                 null,
                 token.getLine(),
                 token.getCharPositionInLine());
@@ -223,7 +223,7 @@ public void exitQualifiedName(EqlBaseParser.QualifiedNameContext context) {
             if (context.INTEGER_VALUE().size() > 0) {
                 Token firstIndex = context.INTEGER_VALUE(0).getSymbol();
                 throw new ParsingException(
-                    "array indexes are not supported",
+                    "Array indexes are not supported",
                     null,
                     firstIndex.getLine(),
                     firstIndex.getCharPositionInLine());

x-pack/plugin/eql/src/test/java/org/elasticsearch/xpack/eql/action/AbstractEqlIntegTestCase.java

@@ -17,7 +17,7 @@
 
 import static org.elasticsearch.test.ESIntegTestCase.Scope.SUITE;
 
-@ESIntegTestCase.ClusterScope(scope = SUITE, numDataNodes = 0, numClientNodes = 0, maxNumDataNodes = 0)
+@ESIntegTestCase.ClusterScope(scope = SUITE, numDataNodes = 0, numClientNodes = 0, maxNumDataNodes = 0, transportClientRatio = 0)
 public abstract class AbstractEqlIntegTestCase extends ESIntegTestCase {
 
     @Override
@@ -37,5 +37,10 @@ protected Settings nodeSettings(int nodeOrdinal) {
     protected Collection<Class<? extends Plugin>> nodePlugins() {
         return Collections.singletonList(LocalStateEqlXPackPlugin.class);
     }
+
+    @Override
+    protected Collection<Class<? extends Plugin>> transportClientPlugins() {
+        return nodePlugins();
+    }
 }