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https://issues.apache.org/jira/browse/PIG-3114?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Sajid Raza updated PIG-3114:
----------------------------
Attachment: PatchedPigTest.java
Temporary workaround in end-user code to get PigTest to work.
> Duplicated macro name error when using pigunit
> ----------------------------------------------
>
> Key: PIG-3114
> URL: https://issues.apache.org/jira/browse/PIG-3114
> Project: Pig
> Issue Type: Bug
> Components: parser
> Affects Versions: 0.11
> Reporter: Chetan Nadgire
> Assignee: Chetan Nadgire
> Fix For: 0.12
>
> Attachments: PatchedPigTest.java, PIG-3114.patch, PIG-3114.patch
>
>
> I'm using PigUnit to test a pig script within which a macro is defined.
> Pig runs fine on cluster but getting parsing error with pigunit.
> So I tried very basic pig script with macro and getting similar error.
> org.apache.pig.impl.logicalLayer.FrontendException: ERROR 1000: Error during
> parsing. <line 9> null. Reason: Duplicated macro name 'my_macro_1'
> at org.apache.pig.PigServer$Graph.parseQuery(PigServer.java:1607)
> at org.apache.pig.PigServer$Graph.registerQuery(PigServer.java:1546)
> at org.apache.pig.PigServer.registerQuery(PigServer.java:516)
> at
> org.apache.pig.tools.grunt.GruntParser.processPig(GruntParser.java:988)
> at
> org.apache.pig.pigunit.pig.GruntParser.processPig(GruntParser.java:61)
> at
> org.apache.pig.tools.pigscript.parser.PigScriptParser.parse(PigScriptParser.java:412)
> at
> org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:194)
> at
> org.apache.pig.pigunit.pig.PigServer.registerScript(PigServer.java:56)
> at org.apache.pig.pigunit.PigTest.registerScript(PigTest.java:160)
> at org.apache.pig.pigunit.PigTest.assertOutput(PigTest.java:231)
> at org.apache.pig.pigunit.PigTest.assertOutput(PigTest.java:261)
> at FirstPigTest.MyPigTest.testTop2Queries(MyPigTest.java:32)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:597)
> at junit.framework.TestCase.runTest(TestCase.java:176)
> at junit.framework.TestCase.runBare(TestCase.java:141)
> at junit.framework.TestResult$1.protect(TestResult.java:122)
> at junit.framework.TestResult.runProtected(TestResult.java:142)
> at junit.framework.TestResult.run(TestResult.java:125)
> at junit.framework.TestCase.run(TestCase.java:129)
> at junit.framework.TestSuite.runTest(TestSuite.java:255)
> at junit.framework.TestSuite.run(TestSuite.java:250)
> at
> org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
> at
> org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:50)
> at
> org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)
> at
> org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:467)
> at
> org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:683)
> at
> org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:390)
> at
> org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:197)
> Caused by: Failed to parse: <line 9> null. Reason: Duplicated macro name
> 'my_macro_1'
> at
> org.apache.pig.parser.QueryParserDriver.makeMacroDef(QueryParserDriver.java:406)
> at
> org.apache.pig.parser.QueryParserDriver.expandMacro(QueryParserDriver.java:277)
> at
> org.apache.pig.parser.QueryParserDriver.parse(QueryParserDriver.java:178)
> at org.apache.pig.PigServer$Graph.parseQuery(PigServer.java:1599)
> ... 30 more
>
> Pig script which is failing :
> {code:title=test.pig|borderStyle=solid}
> DEFINE my_macro_1 (QUERY, A) RETURNS C {
> $C = ORDER $QUERY BY total DESC, $A;
> } ;
> data = LOAD 'input' AS (query:CHARARRAY);
> queries_group = GROUP data BY query;
> queries_count = FOREACH queries_group GENERATE group AS query, COUNT(data) AS
> total;
> queries_ordered = my_macro_1(queries_count, query);
> queries_limit = LIMIT queries_ordered 2;
> STORE queries_limit INTO 'output';
> {code}
> If I remove macro pigunit works fine. Even just defining macro without using
> it results in parsing error.
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