[DAFFODIL-1287] Vague "assertion failed" error when expression with whitespace used as separator

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.1.0
• Fix Version/s: 2.3.0
• Component/s: Diagnostics
• Assignee: Dave Thompson
• Reporter: Jessie Chab
• Created: 31/Mar/15 13:17
• Updated: 20/May/21 12:35
• Resolved: 14/Nov/18 15:43

Description

While verifying DFDL-749, I wrote a few tests that used an expression with whitespace to specify the delimiter(s). These tests fail with the following error:

[info] Test edu.illinois.ncsa.daffodil.section23.dfdl_expressions.TestDFDLExpressions.test_internal_space_not_preserved2 started
2015-03-31 06:09:43:728  edu.illinois.ncsa.daffodil.dsom.oolag.OOLAG$LV Error[element.expr_space5::LocalComplexTypeDef::sequence@@Prod(Prod)@@parser has no value due to java.lang.AssertionError: assertion failed.]
2015-03-31 06:09:43:729  edu.illinois.ncsa.daffodil.dsom.oolag.OOLAG$LV Error[element.expr_space5@@Prod(Prod)@@parser has no value due to java.lang.AssertionError: assertion failed.]
2015-03-31 06:09:43:729  edu.illinois.ncsa.daffodil.dsom.oolag.OOLAG$LV Error[element.expr_space5@@Prod(Prod)@@parser has no value due to java.lang.AssertionError: assertion failed.]
2015-03-31 06:09:43:729  edu.illinois.ncsa.daffodil.dsom.oolag.OOLAG$LV Error[element.expr_space5@@Prod(Prod)@@parser has no value due to java.lang.AssertionError: assertion failed.]
2015-03-31 06:09:43:729  edu.illinois.ncsa.daffodil.dsom.oolag.OOLAG$LV Error[element.expr_space5@@Prod(Prod)@@parser has no value due to java.lang.AssertionError: assertion failed.]
2015-03-31 06:09:43:729  edu.illinois.ncsa.daffodil.dsom.oolag.OOLAG$LV Error[element.expr_space5@@Prod(Prod)@@parser has no value due to java.lang.AssertionError: assertion failed.]
2015-03-31 06:09:43:730  edu.illinois.ncsa.daffodil.dsom.oolag.OOLAG$LV Error[SchemaSet@@requiredValue has no value due to java.lang.AssertionError: assertion failed.]
[error] Test edu.illinois.ncsa.daffodil.section23.dfdl_expressions.TestDFDLExpressions.test_internal_space_not_preserved2 failed: assertion failed

Please see tests:
test_internal_space_preserved4
test_internal_space_not_preserved2

in the following files:
daffodil-test/src/test/resources/edu/illinois/ncsa/daffodil/section23/dfdl_expressions/expressions.tdml
daffodil-test/src/test/scala-debug/edu/illinois/ncsa/daffodil/section23/dfdl_expressions/TestDFDLExpressionsDebug.scala