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test: add a test for PARENT_SCOPE with multiple scopes
See the comment in the test for what is being tested here.
This commit is contained in:
Ben Boeckel
parent
064c415d27
commit
e0c0b1ace5
144
Tests/RunCMake/set/ParentPullingRecursive-stderr.txt
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144
Tests/RunCMake/set/ParentPullingRecursive-stderr.txt
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----------
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variable values at top before calls:
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top_implicit_inner_set: -->top<--
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top_implicit_inner_unset: <undefined>
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top_explicit_inner_set: -->top<--
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top_explicit_inner_unset: <undefined>
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top_explicit_inner_tounset: -->top<--
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top_implicit_outer_set: -->top<--
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top_explicit_outer_unset: <undefined>
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top_explicit_outer_set: -->top<--
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top_explicit_outer_unset: <undefined>
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top_explicit_outer_tounset: -->top<--
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outer_implicit_inner_set: <undefined>
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outer_implicit_inner_unset: <undefined>
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outer_explicit_inner_set: <undefined>
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outer_explicit_inner_unset: <undefined>
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outer_explicit_inner_tounset: <undefined>
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----------
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----------
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variable values at outer start:
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top_implicit_inner_set: -->top<--
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top_implicit_inner_unset: <undefined>
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top_explicit_inner_set: -->top<--
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top_explicit_inner_unset: <undefined>
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top_explicit_inner_tounset: -->top<--
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top_implicit_outer_set: -->top<--
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top_explicit_outer_unset: <undefined>
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top_explicit_outer_set: -->top<--
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top_explicit_outer_unset: <undefined>
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top_explicit_outer_tounset: -->top<--
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outer_implicit_inner_set: <undefined>
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outer_implicit_inner_unset: <undefined>
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outer_explicit_inner_set: <undefined>
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outer_explicit_inner_unset: <undefined>
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outer_explicit_inner_tounset: <undefined>
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----------
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----------
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variable values at outer before inner:
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top_implicit_inner_set: -->top<--
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top_implicit_inner_unset: <undefined>
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top_explicit_inner_set: -->top<--
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top_explicit_inner_unset: <undefined>
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top_explicit_inner_tounset: -->top<--
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top_implicit_outer_set: -->top<--
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top_explicit_outer_unset: <undefined>
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top_explicit_outer_set: -->top<--
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top_explicit_outer_unset: <undefined>
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top_explicit_outer_tounset: -->top<--
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outer_implicit_inner_set: -->outer<--
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outer_implicit_inner_unset: <undefined>
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outer_explicit_inner_set: -->outer<--
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outer_explicit_inner_unset: <undefined>
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outer_explicit_inner_tounset: -->outer<--
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----------
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----------
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variable values at inner start:
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top_implicit_inner_set: -->top<--
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top_implicit_inner_unset: <undefined>
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top_explicit_inner_set: -->top<--
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top_explicit_inner_unset: <undefined>
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top_explicit_inner_tounset: -->top<--
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top_implicit_outer_set: -->top<--
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top_explicit_outer_unset: <undefined>
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top_explicit_outer_set: -->top<--
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top_explicit_outer_unset: <undefined>
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top_explicit_outer_tounset: -->top<--
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outer_implicit_inner_set: -->outer<--
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outer_implicit_inner_unset: <undefined>
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outer_explicit_inner_set: -->outer<--
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outer_explicit_inner_unset: <undefined>
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outer_explicit_inner_tounset: -->outer<--
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----------
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----------
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variable values at inner end:
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top_implicit_inner_set: -->top<--
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top_implicit_inner_unset: <undefined>
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top_explicit_inner_set: -->top<--
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top_explicit_inner_unset: <undefined>
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top_explicit_inner_tounset: -->top<--
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top_implicit_outer_set: -->top<--
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top_explicit_outer_unset: <undefined>
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top_explicit_outer_set: -->top<--
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top_explicit_outer_unset: <undefined>
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top_explicit_outer_tounset: -->top<--
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outer_implicit_inner_set: -->outer<--
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outer_implicit_inner_unset: <undefined>
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outer_explicit_inner_set: -->outer<--
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outer_explicit_inner_unset: <undefined>
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outer_explicit_inner_tounset: -->outer<--
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----------
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----------
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variable values at outer after inner:
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top_implicit_inner_set: -->top<--
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top_implicit_inner_unset: <undefined>
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top_explicit_inner_set: -->inner<--
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top_explicit_inner_unset: -->inner<--
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top_explicit_inner_tounset: <undefined>
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top_implicit_outer_set: -->top<--
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top_explicit_outer_unset: <undefined>
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top_explicit_outer_set: -->top<--
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top_explicit_outer_unset: <undefined>
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top_explicit_outer_tounset: -->top<--
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outer_implicit_inner_set: -->outer<--
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outer_implicit_inner_unset: <undefined>
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outer_explicit_inner_set: -->inner<--
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outer_explicit_inner_unset: -->inner<--
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outer_explicit_inner_tounset: <undefined>
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----------
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----------
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variable values at outer end:
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top_implicit_inner_set: -->top<--
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top_implicit_inner_unset: <undefined>
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top_explicit_inner_set: -->inner<--
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top_explicit_inner_unset: -->inner<--
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top_explicit_inner_tounset: <undefined>
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top_implicit_outer_set: -->top<--
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top_explicit_outer_unset: <undefined>
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top_explicit_outer_set: -->top<--
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top_explicit_outer_unset: <undefined>
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top_explicit_outer_tounset: -->top<--
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outer_implicit_inner_set: -->outer<--
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outer_implicit_inner_unset: <undefined>
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outer_explicit_inner_set: -->inner<--
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outer_explicit_inner_unset: -->inner<--
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outer_explicit_inner_tounset: <undefined>
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----------
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----------
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variable values at top after calls:
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top_implicit_inner_set: -->top<--
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top_implicit_inner_unset: <undefined>
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top_explicit_inner_set: -->outer<--
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top_explicit_inner_unset: -->outer<--
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top_explicit_inner_tounset: <undefined>
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top_implicit_outer_set: -->top<--
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top_explicit_outer_unset: -->outer<--
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top_explicit_outer_set: -->outer<--
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top_explicit_outer_unset: -->outer<--
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top_explicit_outer_tounset: <undefined>
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outer_implicit_inner_set: <undefined>
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outer_implicit_inner_unset: <undefined>
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outer_explicit_inner_set: <undefined>
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outer_explicit_inner_unset: <undefined>
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outer_explicit_inner_tounset: <undefined>
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----------
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104
Tests/RunCMake/set/ParentPullingRecursive.cmake
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104
Tests/RunCMake/set/ParentPullingRecursive.cmake
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@ -0,0 +1,104 @@
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cmake_minimum_required(VERSION 3.0)
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project(Minimal NONE)
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function(report where)
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message("----------")
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message("variable values at ${where}:")
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foreach(var IN ITEMS
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top_implicit_inner_set top_implicit_inner_unset
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top_explicit_inner_set top_explicit_inner_unset top_explicit_inner_tounset
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top_implicit_outer_set top_explicit_outer_unset
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top_explicit_outer_set top_explicit_outer_unset top_explicit_outer_tounset
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outer_implicit_inner_set outer_implicit_inner_unset
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outer_explicit_inner_set outer_explicit_inner_unset outer_explicit_inner_tounset)
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if(DEFINED ${var})
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message("${var}: -->${${var}}<--")
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else()
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message("${var}: <undefined>")
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endif()
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endforeach()
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message("----------")
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endfunction()
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macro(set_values upscope downscope value)
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# Pull the value in implicitly.
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set(dummy ${${upscope}_implicit_${downscope}_set})
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set(dummy ${${upscope}_implicit_${downscope}_unset})
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# Pull it down explicitly.
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set(${upscope}_explicit_${downscope}_set "${value}" PARENT_SCOPE)
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set(${upscope}_explicit_${downscope}_unset "${value}" PARENT_SCOPE)
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set(${upscope}_explicit_${downscope}_tounset PARENT_SCOPE)
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endmacro()
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function(inner)
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report("inner start")
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set_values(top inner inner)
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set_values(outer inner inner)
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report("inner end")
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endfunction()
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function(outer)
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report("outer start")
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set_values(top outer outer)
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# Set values for inner to manipulate.
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set(outer_implicit_inner_set outer)
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set(outer_implicit_inner_unset)
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set(outer_explicit_inner_set outer)
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set(outer_explicit_inner_unset)
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set(outer_explicit_inner_tounset outer)
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report("outer before inner")
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inner()
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report("outer after inner")
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# Do what inner does so that we can test the values that inner should have
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# pulled through to here.
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set_values(top inner outer)
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report("outer end")
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endfunction()
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# variable name is:
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#
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# <upscope>_<pulltype>_<downscope>_<settype>
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#
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# where the value is the name of the scope it was set in. The scopes available
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# are "top", "outer", and "inner". The pull type may either be "implicit" or
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# "explicit" based on whether the pull is due to a variable dereference or a
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# PARENT_SCOPE setting. The settype is "set" where both scopes set a value,
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# "unset" where upscope unsets it and downscope sets it, and "tounset" where
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# upscope sets it and downscope unsets it.
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#
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# We test the following combinations:
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#
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# - outer overriding top's values;
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# - inner overriding top's values;
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# - inner overriding outer's values; and
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# - outer overriding inner's values in top after inner has run.
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# Set values for inner to manipulate.
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set(top_implicit_inner_set top)
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set(top_implicit_inner_unset)
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set(top_explicit_inner_set top)
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set(top_explicit_inner_unset)
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set(top_explicit_inner_tounset top)
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# Set values for outer to manipulate.
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set(top_implicit_outer_set top)
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set(top_implicit_outer_unset)
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set(top_explicit_outer_set top)
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set(top_explicit_outer_unset)
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set(top_explicit_outer_tounset top)
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report("top before calls")
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outer()
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report("top after calls")
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@ -2,3 +2,4 @@ include(RunCMake)
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run_cmake(PARENT_SCOPE)
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run_cmake(PARENT_SCOPE)
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run_cmake(ParentPulling)
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run_cmake(ParentPulling)
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run_cmake(ParentPullingRecursive)
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