add unit test

test/Makefile

@@ -9,7 +9,7 @@ STDLIBDIR := $(build_datarootdir)/julia/stdlib/$(VERSDIR)
 TESTGROUPS = unicode strings compiler
 TESTS = all default stdlib $(TESTGROUPS) \
 		$(patsubst $(STDLIBDIR)/%/,%,$(dir $(wildcard $(STDLIBDIR)/*/.))) \
-		$(filter-out runtests testdefs, \
+		$(filter-out runtests testdefs relocatedepot, \
 			$(patsubst $(SRCDIR)/%.jl,%,$(wildcard $(SRCDIR)/*.jl))) \
 		$(foreach group,$(TESTGROUPS), \
 			$(patsubst $(SRCDIR)/%.jl,%,$(wildcard $(SRCDIR)/$(group)/*.jl)))
@@ -29,6 +29,26 @@ $(addprefix revise-, $(TESTS)): revise-% :
 	@cd $(SRCDIR) && \
     $(call PRINT_JULIA, $(call spawn,$(JULIA_EXECUTABLE)) --check-bounds=yes --startup-file=no --depwarn=error ./runtests.jl --revise $*)
 
+relocatedepot:
+	@rm -rf $(SRCDIR)/relocatedepot
+	@cd $(SRCDIR) && \
+	$(call PRINT_JULIA, $(call spawn,$(JULIA_EXECUTABLE)) --check-bounds=yes --startup-file=no --depwarn=error ./runtests.jl $@)
+	@mkdir $(SRCDIR)/relocatedepot
+	@cp -RP $(build_datarootdir)/julia/{stdlib,compiled,environments}/ $(SRCDIR)/relocatedepot/
+	@[[ -e $(build_datarootdir)/julia/packages ]] && cp -RP $(build_datarootdir)/julia/packages/ $(SRCDIR)/relocatedepot/
+	@cd $(SRCDIR) && \
+	$(call PRINT_JULIA, $(call spawn,RELOCATEDEPOT="" JULIA_DEPOT_PATH=$(SRCDIR)/relocatedepot $(JULIA_EXECUTABLE)) --check-bounds=yes --startup-file=no --depwarn=error ./runtests.jl $@)
+
+revise-relocatedepot: revise-% :
+	@rm -rf $(SRCDIR)/relocatedepot
+	@cd $(SRCDIR) && \
+	$(call PRINT_JULIA, $(call spawn,$(JULIA_EXECUTABLE)) --check-bounds=yes --startup-file=no --depwarn=error ./runtests.jl --revise $*)
+	@mkdir $(SRCDIR)/relocatedepot
+	@cp -RP $(build_datarootdir)/julia/{stdlib,compiled,environments}/ $(SRCDIR)/relocatedepot/
+	@[[ -e $(build_datarootdir)/julia/packages ]] && cp -RP $(build_datarootdir)/julia/packages/ $(SRCDIR)/relocatedepot/
+	@cd $(SRCDIR) && \
+	$(call PRINT_JULIA, $(call spawn,RELOCATEDEPOT="" JULIA_DEPOT_PATH=$(SRCDIR)/relocatedepot $(JULIA_EXECUTABLE)) --check-bounds=yes --startup-file=no --depwarn=error ./runtests.jl --revise $*)
+
 embedding:
 	@$(MAKE) -C $(SRCDIR)/$@ check $(EMBEDDING_ARGS)
 

test/choosetests.jl

@@ -24,7 +24,7 @@ const TESTNAMES = [
         "some", "meta", "stacktraces", "docs", "gc",
         "misc", "threads", "stress", "binaryplatforms", "atexit",
         "enums", "cmdlineargs", "int", "interpreter",
-        "checked", "bitset", "floatfuncs", "precompile",
+        "checked", "bitset", "floatfuncs", "precompile", "relocatedepot",
         "boundscheck", "error", "ambiguous", "cartesian", "osutils",
         "channels", "iostream", "secretbuffer", "specificity",
         "reinterpretarray", "syntax", "corelogging", "missing", "asyncmap",

test/relocatedepot.jl

@@ -0,0 +1,25 @@
+using Test
+
+
+include("testenv.jl")
+
+
+@testset "compile and load relocated pkg" begin
+    name = "DelimitedFiles"
+    uuid = Base.UUID("8bb1440f-4735-579b-a4ab-409b98df4dab")
+    pkg = Base.PkgId(uuid, name)
+    if !relocated_depot
+        # precompile
+        Base.require(Main, :DelimitedFiles)
+        @test Base.root_module_exists(pkg) == true
+    else
+        path = Base.locate_package(pkg)
+        iscached = @lock Base.require_lock begin
+            m = Base._require_search_from_serialized(pkg, path, UInt128(0))
+            m isa Module
+        end
+        @test iscached == true # can load from cache
+        Base.require(Main, :DelimitedFiles)
+        @test Base.root_module_exists(pkg) == true
+    end
+end

test/testenv.jl

@@ -35,6 +35,8 @@ if !@isdefined(testenv_defined)
         const rr_exename = ``
     end
 
+    const relocated_depot = haskey(ENV, "RELOCATEDEPOT")
+
     function addprocs_with_testenv(X; rr_allowed=true, kwargs...)
         exename = rr_allowed ? `$rr_exename $test_exename` : test_exename
         addprocs(X; exename=exename, exeflags=test_exeflags, kwargs...)