Split tests to allow multiple simultaneous jobs.

The alias `@all-mdx-tests` runs all the mdx tests.

Signed-off-by: Ulysse Gérard <[email protected]>

test/blackbox-tests/test-cases/mdx-stanza/dune

@@ -0,0 +1,3 @@
+(cram
+ (applies_to :whole_subtree)
+ (alias all-mdx-tests))

test/blackbox-tests/test-cases/mdx-stanza/lang-version.t/run.t

@@ -0,0 +1,38 @@
+The MDX stanza requires dune lang 2.4 or higher
+
+  $ cat >dune-project <<EOF
+  > (lang dune 2.3)
+  > (using mdx 0.1)
+  > EOF
+
+  $ dune build @install
+  File "dune-project", line 2, characters 11-14:
+  2 | (using mdx 0.1)
+                 ^^^
+  Warning: Version 0.1 of mdx extension to verify code blocks in .md files is
+  not supported until version 2.4 of the dune language.
+  There are no supported versions of this extension in version 2.3 of the dune
+  language.
+
+  File "dune", line 1, characters 0-5:
+  1 | (mdx)
+      ^^^^^
+  Error: 'mdx' is only available since version 2.4 of the dune language. Please
+  update your dune-project file to have (lang dune 2.4).
+  [1]
+
+The version 0.2 requires dune 2.8
+
+  $ cat >dune-project <<EOF
+  > (lang dune 2.7)
+  > (using mdx 0.2)
+  > EOF
+  $ dune build @install
+  File "dune-project", line 2, characters 11-14:
+  2 | (using mdx 0.2)
+                 ^^^
+  Error: Version 0.2 of mdx extension to verify code blocks in .md files is not
+  supported until version 2.8 of the dune language.
+  Supported versions of this extension in version 2.7 of the dune language:
+  - 0.1
+  [1]

test/blackbox-tests/test-cases/mdx-stanza/linked-libraries.t/run.t

@@ -0,0 +1,24 @@
+Since 0.2 you can use the `libraries` field to have them linked into the test executable
+
+  $ cat >dune-project <<EOF
+  > (lang dune 2.8)
+  > (using mdx 0.2)
+  > EOF
+
+  $ dune runtest
+
+MDX stanza 0.1 does not support linking libraries
+
+  $ cat >dune-project <<EOF
+  > (lang dune 2.8)
+  > (using mdx 0.1)
+  > EOF
+
+  $ dune runtest
+  File "dune", line 3, characters 1-24:
+  3 |  (libraries private_lib))
+       ^^^^^^^^^^^^^^^^^^^^^^^
+  Error: 'libraries' is only available since version 0.2 of mdx extension to
+  verify code blocks in .md files. Please update your dune-project file to have
+  (using mdx 0.2).
+  [1]

test/blackbox-tests/test-cases/mdx-stanza/local-package-unrelated.t/run.t

@@ -0,0 +1,13 @@
+Dune does not fail if the `packages` are not available at evaluation time
+(regression test fixed by ocaml/dune#3650)
+
+  $ dune build -p unrelated-package
+
+Dune fails if the `packages` are not avaliable at execution time
+
+  $ dune runtest -p unrelated-package
+  File "dune", line 3, characters 11-14:
+  3 |  (packages pkg))
+                 ^^^
+  Error: Package pkg does not exist
+  [1]

test/blackbox-tests/test-cases/mdx-stanza/local-package.t/run.t

@@ -0,0 +1,4 @@
+You can make local packages available to mdx by using the `packages` field of
+the stanza
+
+  $ dune runtest

test/blackbox-tests/test-cases/mdx-stanza/mdx-deps.t/run.t

@@ -0,0 +1,4 @@
+Dune should invoke `ocaml-mdx deps` to figure out the files and directories a markdown
+or mli to-be-mdxed file depends upon
+
+  $ dune runtest

test/blackbox-tests/test-cases/mdx-stanza/mdx-simple.t/run.t

@@ -0,0 +1,7 @@
+You can use the mdx stanza to check your documentation in markdown and mli files
+
+  $ dune runtest
+  File "README.md", line 1, characters 0-0:
+  Error: Files _build/default/README.md and
+  _build/default/.mdx/README.md.corrected differ.
+  [1]

test/blackbox-tests/test-cases/mdx-stanza/new-deps-field.t/run.t

@@ -0,0 +1,30 @@
+Since version 0.2 the mdx stanza supports a more genereic `deps` field.
+A deprecation warning is raised if using the olf `packages` field.
+
+  $ cat >dune-project <<EOF
+  > (lang dune 2.8)
+  > (using mdx 0.2)
+  > EOF
+
+  $ dune runtest
+  File "dune", line 4, characters 1-15:
+  4 |  (packages pkg))
+       ^^^^^^^^^^^^^^
+  Warning: 'packages' was deprecated in version 0.2 of mdx extension to verify
+  code blocks in .md files.
+
+But using the new field with the old stanza would fail
+
+  $ cat >dune-project <<EOF
+  > (lang dune 2.8)
+  > (using mdx 0.1)
+  > EOF
+
+  $ dune runtest
+  File "dune", line 3, characters 1-22:
+  3 |  (deps (package pkg2))
+       ^^^^^^^^^^^^^^^^^^^^^
+  Error: 'deps' is only available since version 0.2 of mdx extension to verify
+  code blocks in .md files. Please update your dune-project file to have (using
+  mdx 0.2).
+  [1]

test/blackbox-tests/test-cases/mdx-stanza/preludes.t/run.t

@@ -0,0 +1,3 @@
+You can set MDX preludes using the preludes field of the stanza
+
+  $ dune runtest

test/blackbox-tests/test-cases/mdx-stanza/using-mdx.t/run.t

@@ -0,0 +1,9 @@
+  $ cat >dune-project <<EOF
+  > (lang dune 2.4)
+  > EOF
+
+To use the mdx stanza you need to explicitly set (using mdx ..) in the
+dune-project
+
+  $ dune build @install
+  Info: Appending this line to dune-project: (using mdx 0.1)