Add test for invalid virtual libraries
Specifically, the virtual module listed already has an implementation Signed-off-by: Rudi Grinberg <rudi.grinberg@gmail.com>
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@ -853,7 +853,7 @@ module Library = struct
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let syntax =
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Syntax.create ~name:"in_development_do_not_use_variants"
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~desc:"the experimental variants feature"
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[ (0, 0) ]
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[ (0, 1) ]
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in
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Dune_project.Extension.register syntax (Dsexp.Of_sexp.return []);
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syntax
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@ -0,0 +1,3 @@
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(library
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(name foo)
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(virtual_modules foo bar))
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@ -0,0 +1,3 @@
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(lang dune 1.1)
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(using in_development_do_not_use_variants 0.1)
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@ -1,16 +1,17 @@
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Variant feature is auto enabled when virtual_modules is used
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$ dune build --root variants-without-using
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File "dune", line 3, characters 1-25:
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3 | (virtual_modules foobar))
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^^^^^^^^^^^^^^^^^^^^^^^^
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Error: 'virtual_modules' is only available since version 0.1 of the experimental variants feature
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[1]
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Entering directory 'variants-without-using'
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$ dune build --root variants-using
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File "dune-project", line 2, characters 42-45:
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2 |
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Error: Version 0.1 of in_development_do_not_use_variants is not supported.
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Supported versions:
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- 0.0
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Entering directory 'variants-using'
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virtual libraries may not implement their virtual modules
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$ dune build --root invalid-virtual-lib
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Entering directory 'invalid-virtual-lib'
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File "dune", line 3, characters 18-21:
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3 | (virtual_modules foo bar))
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^^^
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Error: Module Foo has an implementation, it cannot be listed here
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[1]
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