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Merge pull request IMAP-Science-Operations-Center#184 from bourque/te…
…st-ccsds-header Test CCSDS header across all instrument packet definitions
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,64 @@ | ||
| """Tests aspects of the decommutation process that is generic to all instruments""" | ||
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| import pytest | ||
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| from imap_processing import imap_module_directory | ||
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| # Scrape the repo for all packet definition XML files | ||
| xtce_document_list = imap_module_directory.glob("*/packet_definitions/*.xml") | ||
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| @pytest.fixture(params=xtce_document_list, scope="session") | ||
| def xtce_document(request): | ||
| if "idex" in str(request.param): | ||
| pytest.xfail( | ||
| "Packet Definition does not include properly formatted CCSDS Header" | ||
| ) | ||
| else: | ||
| return request.param | ||
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| def test_ccsds_header(xtce_document): | ||
| """Test if the XTCE document contains the proper CCSDS header information""" | ||
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| # Define what is expected in the XTCE document | ||
| header_keys = [ | ||
| ("VERSION", "UINT3"), | ||
| ("TYPE", "UINT1"), | ||
| ("SEC_HDR_FLG", "UINT1"), | ||
| ("PKT_APID", "UINT11"), | ||
| ("SEQ_FLGS", "UINT2"), | ||
| ("SRC_SEQ_CTR", "UINT14"), | ||
| ("PKT_LEN", "UINT16"), | ||
| ] | ||
| header_entry_list = ( | ||
| "<xtce:EntryList>" | ||
| ' <xtce:ParameterRefEntry parameterRef="VERSION" />' | ||
| ' <xtce:ParameterRefEntry parameterRef="TYPE" />' | ||
| ' <xtce:ParameterRefEntry parameterRef="SEC_HDR_FLG" />' | ||
| ' <xtce:ParameterRefEntry parameterRef="PKT_APID" />' | ||
| ' <xtce:ParameterRefEntry parameterRef="SEQ_FLGS" />' | ||
| ' <xtce:ParameterRefEntry parameterRef="SRC_SEQ_CTR" />' | ||
| ' <xtce:ParameterRefEntry parameterRef="PKT_LEN" />' | ||
| "</xtce:EntryList>" | ||
| ) | ||
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| # Read in the XTCE document | ||
| with open(xtce_document) as f: | ||
| document = f.read() | ||
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| # Check that each header key is defined as a Parameter | ||
| for key in header_keys: | ||
| assert ( | ||
| f'<xtce:Parameter name="{key[0]}" parameterTypeRef="{key[1]}"' in document | ||
| or f'<xtce:Parameter name="{key[0]}" parameterTypeRef="{key[1].lower()}"' | ||
| in document | ||
| ) | ||
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| # Check that the header is defined as a SequenceContainer in the XTCE file | ||
| # First remove discrepancies in whitespace, tabs, and newlines | ||
| header_entry_list = ( | ||
| header_entry_list.replace(" ", "").replace("\t", "").replace("\n", "") | ||
| ) | ||
| document = document.replace(" ", "").replace("\t", "").replace("\n", "") | ||
| assert header_entry_list in document |
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