1 files changed, 40 insertions, 0 deletions
diff --git a/src/cmd/go/testdata/script/build_nocache.txt b/src/cmd/go/testdata/script/build_nocache.txt
new file mode 100644
index 0000000..1059cad
--- /dev/null
+++ b/src/cmd/go/testdata/script/build_nocache.txt
@@ -0,0 +1,40 @@
+env GO111MODULE=off
+
+# As of Go 1.12, the module cache is required.
+
+# If none of the variables we use to locate GOCACHE are set, the cache is off
+# and we cannot build.
+env GOCACHE=
+env XDG_CACHE_HOME=
+env HOME=
+[plan9] env home=
+[windows] env LocalAppData=
+! go build -o triv triv.go
+stderr 'build cache is required, but could not be located: GOCACHE is not defined and .*'
+
+# If GOCACHE is set but is not an absolute path, and we cannot build.
+env GOCACHE=test
+! go build -o triv triv.go
+stderr 'build cache is required, but could not be located: GOCACHE is not an absolute path'
+
+# An explicit GOCACHE=off also disables builds.
+env GOCACHE=off
+! go build -o triv triv.go
+stderr 'build cache is disabled by GOCACHE=off'
+
+# If GOCACHE is set to an unwritable directory, we should diagnose it as such.
+[windows] stop # Does not support unwritable directories.
+[root] skip # Can write to unwritable directories.
+
+mkdir $WORK/unwritable/home
+chmod 0555 $WORK/unwritable/home
+[!plan9] env HOME=$WORK/unwritable/home
+[plan9] env home=$WORK/unwritable/home
+
+env GOCACHE=$WORK/unwritable/home
+! go build -o triv triv.go
+stderr 'failed to initialize build cache.* permission denied'
+
+-- triv.go --
+package main
+func main() {}