diff options
Diffstat (limited to 'third_party/bazel/rules_haskell/tests/library-linkstatic-flag')
4 files changed, 148 insertions, 0 deletions
diff --git a/third_party/bazel/rules_haskell/tests/library-linkstatic-flag/BUILD.bazel b/third_party/bazel/rules_haskell/tests/library-linkstatic-flag/BUILD.bazel new file mode 100644 index 0000000000..0b7cae3d7a --- /dev/null +++ b/third_party/bazel/rules_haskell/tests/library-linkstatic-flag/BUILD.bazel @@ -0,0 +1,112 @@ +load( + "@io_tweag_rules_haskell//haskell:haskell.bzl", + "haskell_library", +) +load("//tests:inline_tests.bzl", "sh_inline_test") +load(":get_library_files.bzl", "get_libraries_as_runfiles") + +# test whether `linkstatic` works as expected +package(default_testonly = 1) + +# only .a files +haskell_library( + name = "library-static-only", + srcs = ["Lib.hs"], + linkstatic = True, # <-- + visibility = ["//visibility:public"], + deps = [ + "//tests/hackage:base", + "//tests/hackage:bytestring", + ], +) + +# both .a and .so files +haskell_library( + name = "library-static-and-dynamic", + srcs = ["Lib.hs"], + linkstatic = False, # <-- + visibility = ["//visibility:public"], + deps = [ + "//tests/hackage:base", + "//tests/hackage:bytestring", + ], +) + +# extract all libraries from the haskell_library +get_libraries_as_runfiles( + name = "library-static-only-libraries", + library = ":library-static-only", +) + +get_libraries_as_runfiles( + name = "library-static-and-dynamic-libraries", + library = ":library-static-and-dynamic", +) + +# sh_test’s `data` doesn’t add stuff to runfiles :( +# sh_library can bundle different targets as runfiles for sh_test +# TODO(Profpatsch): add functionality to sh_inline_test by default? +sh_library( + name = "bundled-dependency-files-static-only", + data = [":library-static-only-libraries"], +) + +sh_library( + name = "bundled-dependency-files-static-and-dynamic", + data = [":library-static-and-dynamic-libraries"], +) + +# ensure that linkstatic=True only creates only .a, no .so +sh_inline_test( + name = "library-linkstatic-flag", + size = "small", + # pass the file names as arguments + args = ["$(rootpaths :library-static-only-libraries)"], + data = [ + # for rootpaths + ":library-static-only-libraries", + # to actually get the files … + ":bundled-dependency-files-static-only", + ], + script = """ +set -euo pipefail +for f in "$@"; do + if ! [[ "$f" =~ .a$ ]]; then + echo "not a static library: $f" + exit 1 + fi +done +""", +) + +# test whether .so is linked dynamically and .a statically +sh_inline_test( + name = "test-libraries-static-and-dynamic", + size = "small", + # pass the file names as arguments + args = ["$(rootpaths :library-static-and-dynamic-libraries)"], + data = [ + # for rootpaths + ":library-static-and-dynamic-libraries", + # to actually get the files … + ":bundled-dependency-files-static-and-dynamic", + ], + script = """ +set -euo pipefail +is_dynamic () { + # taken from https://github.com/NixOS/nixpkgs/blob/0b3f50f844e2a6b507b18d7c5259bb850b382f87/pkgs/build-support/setup-hooks/auto-patchelf.sh#L167-L170 + readelf -l -- "$1" | grep -q "^ *INTERP\\>" +} + +for f in "$@"; do + if [[ "$f" =~ .a$ ]] && is_dynamic "$f"; then + echo "should be a static executable: $f" + exit 1 + fi + if [[ "$f" =~ .so$ ]] && ! is_dynamic "$f"; then + echo "should be a dynamic executable: $f" + exit 1 + fi +done +""", +) diff --git a/third_party/bazel/rules_haskell/tests/library-linkstatic-flag/Lib.hs b/third_party/bazel/rules_haskell/tests/library-linkstatic-flag/Lib.hs new file mode 100644 index 0000000000..66a2161a19 --- /dev/null +++ b/third_party/bazel/rules_haskell/tests/library-linkstatic-flag/Lib.hs @@ -0,0 +1,5 @@ +module Lib (message) where + +import qualified Data.ByteString.Char8 as B + +message = B.pack "hello, world" diff --git a/third_party/bazel/rules_haskell/tests/library-linkstatic-flag/Main.hs b/third_party/bazel/rules_haskell/tests/library-linkstatic-flag/Main.hs new file mode 100644 index 0000000000..2048dbdecd --- /dev/null +++ b/third_party/bazel/rules_haskell/tests/library-linkstatic-flag/Main.hs @@ -0,0 +1,3 @@ +module Main where + +main = putStrLn "hello world" diff --git a/third_party/bazel/rules_haskell/tests/library-linkstatic-flag/get_library_files.bzl b/third_party/bazel/rules_haskell/tests/library-linkstatic-flag/get_library_files.bzl new file mode 100644 index 0000000000..31702bfcfa --- /dev/null +++ b/third_party/bazel/rules_haskell/tests/library-linkstatic-flag/get_library_files.bzl @@ -0,0 +1,28 @@ +load( + "@io_tweag_rules_haskell//haskell:providers.bzl", + "HaskellInfo", + "HaskellLibraryInfo", +) +load("//haskell:private/set.bzl", "set") + +def _get_libraries_as_runfiles_impl(ctx): + """Extract all library files from a haskell_library target + and put them in this target’s files""" + bi = ctx.attr.library[HaskellInfo] + return [DefaultInfo( + # not necessarily complete + files = depset( + direct = bi.static_libraries, + transitive = [set.to_depset(bi.dynamic_libraries)], + ), + )] + +get_libraries_as_runfiles = rule( + _get_libraries_as_runfiles_impl, + attrs = { + "library": attr.label( + mandatory = True, + providers = [HaskellInfo, HaskellLibraryInfo], + ), + }, +) |