Native Elixir support

This commit also includes a way to completely disable Eunit
as that is generally desirable for Elixir-only projects.

2 files changed, 297 insertions, 0 deletions

diff --git a/test/core_elixir.mk b/test/core_elixir.mk
new file mode 100644
index 0000000..1ed23b6
--- /dev/null
+++ b/test/core_elixir.mk
@@ -0,0 +1,276 @@
+# Core: Miscellaneous.
+#
+# The miscellaneous tests use the prefix "core-", not "core-misc-".
+
+CORE_ELIXIR_TARGETS = $(call list_targets,core-elixir)
+
+.PHONY: core-elixir $(CORE_ELIXIR_TARGETS)
+
+core-elixir: $(CORE_ELIXIR_TARGETS)
+
+core-elixir-compile-from-lib: init
+
+	$i "Bootstrap a new OTP library named $(APP)"
+	$t mkdir $(APP)/
+	$t cp ../erlang.mk $(APP)/
+	$t $(MAKE) -C $(APP) -f erlang.mk bootstrap-lib $v
+
+	$i "Create Elixir source file hello.ex"
+	$t mkdir $(APP)/lib
+	$t printf "%s\n" \
+		"defmodule HelloWorld do" \
+		"  def hello do" \
+		'	IO.puts("Hello, world!")' \
+		"  end" \
+		"end" > $(APP)/lib/hello.ex
+
+	$i "Build the application"
+	$t $(MAKE) -C $(APP) $v
+
+	$i "Check that all compiled files exist"
+	$t test -f $(APP)/ebin/$(APP).app
+	$t test -f $(APP)/ebin/Elixir.HelloWorld.beam
+
+	$i "Check that the application was compiled correctly"
+	$t $(ERL) -pa $(APP)/ebin/ -pa $(APP)/deps/*/ebin -pa $(dir $(shell elixir -e 'IO.puts(:code.lib_dir(:elixir))'))/*/ebin -eval " \
+		ok = application:start($(APP)), \
+		{ok, Mods = ['Elixir.HelloWorld']} \
+			= application:get_key($(APP), modules), \
+		[{module, M} = code:load_file(M) || M <- Mods], \
+		halt()"
+
+core-elixir-compile-from-src: init
+
+	$i "Bootstrap a new OTP library named $(APP)"
+	$t mkdir $(APP)/
+	$t cp ../erlang.mk $(APP)/
+	$t $(MAKE) -C $(APP) -f erlang.mk bootstrap-lib $v
+
+	$i "Create Elixir source file hello.ex"
+	$t printf "%s\n" \
+		"defmodule HelloWorld do" \
+		"  def hello do" \
+		'	IO.puts("Hello, world!")' \
+		"  end" \
+		"end" > $(APP)/src/hello.ex
+
+	$i "Build the application"
+	$t $(MAKE) -C $(APP) $v
+
+	$i "Check that all compiled files exist"
+	$t test -f $(APP)/ebin/$(APP).app
+	$t test -f $(APP)/ebin/Elixir.HelloWorld.beam
+
+	$i "Check that the application was compiled correctly"
+	$t $(ERL) -pa $(APP)/ebin/ -pa $(APP)/deps/*/ebin -pa $(dir $(shell elixir -e 'IO.puts(:code.lib_dir(:elixir))'))/*/ebin -eval " \
+		ok = application:start($(APP)), \
+		{ok, Mods = ['Elixir.HelloWorld']} \
+			= application:get_key($(APP), modules), \
+		[{module, M} = code:load_file(M) || M <- Mods], \
+		halt()"
+
+core-elixir-disable: init
+
+	$i "Bootstrap a new OTP library named $(APP)"
+	$t mkdir $(APP)/
+	$t cp ../erlang.mk $(APP)/
+	$t $(MAKE) -C $(APP) -f erlang.mk bootstrap-lib $v
+
+	$i "Create Elixir source file hello.ex"
+	$t printf "%s\n" \
+		"defmodule HelloWorld do" \
+		"  def hello do" \
+		'	IO.puts("Hello, world!")' \
+		"  end" \
+		"end" > $(APP)/src/hello.ex
+
+	$i "Disable Elixir in the Makefile"
+	$t perl -ni.bak -e 'print;if ($$.==1) {print "ELIXIR = disable\n"}' $(APP)/Makefile
+
+	$i "Build the application"
+	$t $(MAKE) -C $(APP) $v
+
+	$i "Check that the Elixir file wasn't compiled"
+	$t test -f $(APP)/ebin/$(APP).app
+	$t test ! -e $(APP)/ebin/Elixir.HelloWorld.beam
+
+	$i "Check that the application was compiled correctly"
+	$t $(ERL) -pa $(APP)/ebin/ -pa $(APP)/deps/*/ebin -pa $(dir $(shell elixir -e 'IO.puts(:code.lib_dir(:elixir))'))/*/ebin -eval " \
+		ok = application:start($(APP)), \
+		{ok, Mods = []} \
+			= application:get_key($(APP), modules), \
+		halt()"
+
+core-elixir-disable-autopatch-fail: init
+
+	$i "Bootstrap a new OTP library named $(APP)"
+	$t mkdir $(APP)/
+	$t cp ../erlang.mk $(APP)/
+	$t $(MAKE) -C $(APP) -f erlang.mk bootstrap-lib $v
+
+	$i "Add Jason to the list of dependencies"
+	$t perl -ni.bak -e 'print;if ($$.==1) {print "DEPS = jason\ndep_jason = git https://github.com/michalmuskala/jason.git master\n"}' $(APP)/Makefile
+
+	$i "Disable Elixir in the Makefile"
+	$t perl -ni.bak -e 'print;if ($$.==1) {print "ELIXIR = disable\n"}' $(APP)/Makefile
+
+	$i "Building the application should fail"
+	$t ! $(MAKE) -C $(APP) $v
+
+core-elixir-disable-autopatch-rebar3: init
+
+	$i "Bootstrap a new OTP library named $(APP)"
+	$t mkdir $(APP)/
+	$t cp ../erlang.mk $(APP)/
+	$t $(MAKE) -C $(APP) -f erlang.mk bootstrap-lib $v
+
+	$i "Add Jose to the list of dependencies"
+	$t perl -ni.bak -e 'print;if ($$.==1) {print "DEPS = jose\ndep_jose = git https://github.com/potatosalad/erlang-jose main\n"}' $(APP)/Makefile
+
+	$i "Disable Elixir in the Makefile"
+	$t perl -ni.bak -e 'print;if ($$.==1) {print "ELIXIR = disable\n"}' $(APP)/Makefile
+
+	$i "Building the application should work as Jose is Rebar3-compatible"
+	$t $(MAKE) -C $(APP) $v
+
+core-elixir-from-dep: init
+
+	$i "Bootstrap a new OTP library named $(APP)"
+	$t mkdir $(APP)/
+	$t cp ../erlang.mk $(APP)/
+	$t $(MAKE) -C $(APP) -f erlang.mk bootstrap-lib $v
+
+	$i "Add Elixir, Lager, Jason, Phoenix to the list of dependencies"
+	$t perl -ni.bak -e 'print;if ($$.==1) {print "DEPS = elixir lager jason phoenix\ndep_elixir_commit = v1.17.3\ndep_lager = git https://github.com/erlang-lager/lager master\ndep_jason = git https://github.com/michalmuskala/jason.git master\ndep_phoenix = hex 1.7.2\n"}' $(APP)/Makefile
+
+	$i "Add the lager_transform parse_transform to ERLC_OPTS"
+	$t echo "ERLC_OPTS += +'{parse_transform, lager_transform}'" >> $(APP)/Makefile
+
+ifdef LEGACY
+	$i "Add Elixir, Lager, Jason and Phoenix to the applications key in the .app.src file"
+	$t perl -ni.bak -e 'print;if ($$.==7) {print "\t\telixir,\n\t\tlager,\n\t\tjason,\n\t\tphoenix,\n"}' $(APP)/src/$(APP).app.src
+endif
+
+	$i "Build the application"
+	$t $(MAKE) -C $(APP) $v
+
+	$i "Check that all dependencies were fetched and built"
+	$t test -f $(APP)/deps/elixir/ebin/dep_built
+	$t test -f $(APP)/deps/lager/ebin/dep_built
+	$t test -f $(APP)/deps/jason/ebin/dep_built
+	$t test -f $(APP)/deps/phoenix/ebin/dep_built
+
+	$i "Check that the application was compiled correctly"
+	$t cd $(APP); $(ERL) -pa ebin/ -pa deps/*/ebin -pa deps/elixir/lib/*/ebin -eval " \
+		{ok, Apps} = application:ensure_all_started('$(APP)'), \
+		true = lists:member(elixir, Apps), \
+		true = lists:member(lager, Apps), \
+		true = lists:member(jason, Apps), \
+		true = lists:member(phoenix, Apps), \
+		halt()"
+
+	$i "Check that the Jason application depends on Elixir builtins"
+	$t cd $(APP); $(ERL) -pa ebin/ -pa deps/*/ebin -pa deps/elixir/lib/*/ebin -eval " \
+		{ok, Apps} = application:ensure_all_started(jason), \
+		true = lists:member(elixir, Apps), \
+		true = lists:member(eex, Apps), \
+		true = lists:member(logger, Apps), \
+		true = lists:member(mix, Apps), \
+		halt()"
+
+core-elixir-from-system: init
+
+	$i "Bootstrap a new OTP library named $(APP)"
+	$t mkdir $(APP)/
+	$t cp ../erlang.mk $(APP)/
+	$t $(MAKE) -C $(APP) -f erlang.mk bootstrap-lib $v
+
+	$i "Add Lager, Jason, Phoenix to the list of dependencies"
+	$t perl -ni.bak -e 'print;if ($$.==1) {print "DEPS = lager jason phoenix\ndep_lager = git https://github.com/erlang-lager/lager master\ndep_jason = git https://github.com/michalmuskala/jason.git master\ndep_phoenix = hex 1.7.2\nELIXIR = system\n"}' $(APP)/Makefile
+
+	$i "Add the lager_transform parse_transform to ERLC_OPTS"
+	$t echo "ERLC_OPTS += +'{parse_transform, lager_transform}'" >> $(APP)/Makefile
+
+ifdef LEGACY
+	$i "Add Lager, Jason and Phoenix to the applications key in the .app.src file"
+	$t perl -ni.bak -e 'print;if ($$.==7) {print "\t\telixir,\n\t\tlager,\n\t\tjason,\n\t\tphoenix,\n"}' $(APP)/src/$(APP).app.src
+endif
+
+	$i "Build the application"
+	$t $(MAKE) -C $(APP) $v
+
+	$i "Check that all dependencies were fetched and built"
+	$t ! test -e $(APP)/deps/elixir
+	$t test -f $(APP)/deps/lager/ebin/dep_built
+	$t test -f $(APP)/deps/jason/ebin/dep_built
+	$t test -f $(APP)/deps/phoenix/ebin/dep_built
+
+	$i "Check that the application was compiled correctly"
+	$t cd $(APP); $(ERL) -pa ebin/ -pa deps/*/ebin -pa $(dir $(shell elixir -e 'IO.puts(:code.lib_dir(:elixir))'))/*/ebin -eval " \
+		{ok, Apps} = application:ensure_all_started('$(APP)'), \
+		true = lists:member(lager, Apps), \
+		true = lists:member(jason, Apps), \
+		true = lists:member(phoenix, Apps), \
+		halt()"
+
+	$i "Check that the Jason application depends on Elixir builtins"
+	$t cd $(APP); $(ERL) -pa ebin/ -pa deps/*/ebin -pa $(dir $(shell elixir -e 'IO.puts(:code.lib_dir(:elixir))'))/*/ebin -eval " \
+		{ok, Apps} = application:ensure_all_started(jason), \
+		true = lists:member(elixir, Apps), \
+		true = lists:member(eex, Apps), \
+		true = lists:member(logger, Apps), \
+		true = lists:member(mix, Apps), \
+		halt()"
+
+core-elixir-nif: init
+
+	$i "Bootstrap a new OTP library named $(APP)"
+	$t mkdir $(APP)/
+	$t cp ../erlang.mk $(APP)/
+	$t $(MAKE) -C $(APP) -f erlang.mk bootstrap-lib $v
+
+	$i "Add Libsalty2 to the list of dependencies"
+	$t perl -ni.bak -e 'print;if ($$.==1) {print "DEPS = libsalty2\ndep_libsalty2 = git https://github.com/Ianleeclark/libsalty2.git b11e544\nELIXIR = system\n"}' $(APP)/Makefile
+
+ifdef LEGACY
+	$i "Add Libsalty2 to the applications key in the .app.src file"
+	$t perl -ni.bak -e 'print;if ($$.==7) {print "\t\tlibsalty2,\n"}' $(APP)/src/$(APP).app.src
+endif
+
+	$i "Build the application"
+	$t $(MAKE) -C $(APP) $v
+
+	$i "Check that the application was compiled correctly"
+	$t $(ERL) -pa $(APP)/ebin/ -pa $(APP)/deps/*/ebin -pa $(dir $(shell elixir -e 'IO.puts(:code.lib_dir(:elixir))'))/*/ebin -eval " \
+		{ok, Apps} = application:ensure_all_started('$(APP)'), \
+		true = lists:member(libsalty2, Apps), \
+		halt()"
+
+core-elixir-rel: init
+
+	$i "Bootstrap a new release named $(APP)"
+	$t mkdir $(APP)/
+	$t cp ../erlang.mk $(APP)/
+	$t $(MAKE) -C $(APP) -f erlang.mk bootstrap-lib bootstrap-rel $v
+
+	$i "Add Lager, Jason, Phoenix to the list of dependencies"
+	$t perl -ni.bak -e 'print;if ($$.==1) {print "DEPS = lager jason phoenix\ndep_lager = git https://github.com/erlang-lager/lager master\ndep_jason = git https://github.com/michalmuskala/jason.git master\ndep_phoenix = hex 1.7.2\nELIXIR = system\n"}' $(APP)/Makefile
+
+	$i "Add the lager_transform parse_transform to ERLC_OPTS"
+	$t echo "ERLC_OPTS += +'{parse_transform, lager_transform}'" >> $(APP)/Makefile
+
+ifdef LEGACY
+	$i "Add Lager, Jason and Phoenix to the applications key in the .app.src file"
+	$t perl -ni.bak -e 'print;if ($$.==7) {print "\t\tlager,\n\t\tjason,\n\t\tphoenix,\n"}' $(APP)/src/$(APP).app.src
+endif
+
+	$i "Build the release"
+	$t $(MAKE) -C $(APP) $v
+
+	$i "Check that the release was built"
+	$t test -d $(APP)/_rel
+	$t test -d $(APP)/_rel/$(APP)_release
+	$t test -d $(APP)/_rel/$(APP)_release/bin
+	$t test -d $(APP)/_rel/$(APP)_release/lib
+	$t test -d $(APP)/_rel/$(APP)_release/releases
+	$t test -d $(APP)/_rel/$(APP)_release/releases/1
diff --git a/test/plugin_eunit.mk b/test/plugin_eunit.mk
index ba3b192..bd1f0e0 100644
--- a/test/plugin_eunit.mk
+++ b/test/plugin_eunit.mk
@@ -235,6 +235,27 @@ eunit-check: init
 	$i "Check that EUnit runs on 'make check'"
 	$t $(MAKE) -C $(APP) check | grep -c "Test passed." | grep -q 1
 
+eunit-disable: init
+
+	$i "Bootstrap a new OTP application named $(APP)"
+	$t mkdir $(APP)/
+	$t cp ../erlang.mk $(APP)/
+	$t $(MAKE) -C $(APP) -f erlang.mk bootstrap $v
+
+	$i "Set EUNIT = disable in the Makefile"
+	$t perl -ni.bak -e 'print;if ($$.==1) {print "EUNIT = disable\n"}' $(APP)/Makefile
+
+	$i "Generate a module containing EUnit tests"
+	$t printf "%s\n" \
+		"-module($(APP))." \
+		"-ifdef(TEST)." \
+		"-include_lib(\"eunit/include/eunit.hrl\")." \
+		"ok_test() -> ok." \
+		"-endif." > $(APP)/src/$(APP).erl
+
+	$i "Check that EUnit is not run on 'make tests'"
+	$t $(MAKE) -C $(APP) tests | grep -c "Test passed." | grep -q 0
+
 eunit-erl-opts: init
 
 	$i "Bootstrap a new OTP application named $(APP)"