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env GO111MODULE=on
[short] skip
# Initially, we are at v1.0.0 for all dependencies.
go get -d
cp go.mod go.mod.orig
go list -m all
stdout '^patch.example.com/direct v1.0.0'
stdout '^patch.example.com/indirect v1.0.0'
! stdout '^patch.example.com/depofdirectpatch'
# @patch should be rejected for modules not already in the build list.
! go get -d patch.example.com/depofdirectpatch@patch
stderr '^go: can''t query version "patch" of module patch.example.com/depofdirectpatch: no existing version is required$'
cmp go.mod.orig go.mod
# get -u=patch, with no arguments, should patch-update all dependencies
# of the package in the current directory, pulling in transitive dependencies
# and also patching those.
cp go.mod.orig go.mod
go get -d -u=patch
go list -m all
stdout '^patch.example.com/direct v1.0.1'
stdout '^patch.example.com/indirect v1.0.1'
stdout '^patch.example.com/depofdirectpatch v1.0.0'
# 'get all@patch' should patch the modules that provide packages in 'all'.
cp go.mod.orig go.mod
go get -d all@patch
go list -m all
stdout '^patch.example.com/direct v1.0.1'
stdout '^patch.example.com/indirect v1.0.1'
stdout '^patch.example.com/depofdirectpatch v1.0.0'
# ...but 'all@patch' should fail if any of the affected modules do not already
# have a selected version.
cp go.mod.orig go.mod
go mod edit -droprequire=patch.example.com/direct
cp go.mod go.mod.dropped
! go get -d all@patch
stderr '^go: all@patch: can''t query version "patch" of module patch.example.com/direct: no existing version is required$'
cmp go.mod.dropped go.mod
# Requesting the direct dependency with -u=patch but without an explicit version
# should patch-update it and its dependencies.
cp go.mod.orig go.mod
go get -d -u=patch patch.example.com/direct
go list -m all
stdout '^patch.example.com/direct v1.0.1'
stdout '^patch.example.com/indirect v1.0.1'
stdout '^patch.example.com/depofdirectpatch v1.0.0'
# Requesting only the indirect dependency should not update the direct one.
cp go.mod.orig go.mod
go get -d -u=patch patch.example.com/indirect
go list -m all
stdout '^patch.example.com/direct v1.0.0'
stdout '^patch.example.com/indirect v1.0.1'
! stdout '^patch.example.com/depofdirectpatch'
# @patch should apply only to the specific module,
# but the result must reflect its upgraded requirements.
cp go.mod.orig go.mod
go get -d patch.example.com/direct@patch
go list -m all
stdout '^patch.example.com/direct v1.0.1'
stdout '^patch.example.com/indirect v1.0.0'
stdout '^patch.example.com/depofdirectpatch v1.0.0'
# An explicit @patch should override a general -u.
cp go.mod.orig go.mod
go get -d -u patch.example.com/direct@patch
go list -m all
stdout '^patch.example.com/direct v1.0.1'
stdout '^patch.example.com/indirect v1.1.0'
stdout '^patch.example.com/depofdirectpatch v1.0.0'
# An explicit @latest should override a general -u=patch.
cp go.mod.orig go.mod
go get -d -u=patch patch.example.com/direct@latest
go list -m all
stdout '^patch.example.com/direct v1.1.0'
stdout '^patch.example.com/indirect v1.0.1'
! stdout '^patch.example.com/depofdirectpatch'
# Standard library packages cannot be upgraded explicitly.
cp go.mod.orig go.mod
! go get cmd/vet@patch
stderr 'go: can''t request explicit version "patch" of standard library package cmd/vet$'
# However, standard-library packages without explicit versions are fine.
go get -d -u=patch -d cmd/go
# We can upgrade to a new version of a module with no root package.
go get -d example.com/noroot@v1.0.0
go list -m all
stdout '^example.com/noroot v1.0.0$'
go get -d example.com/noroot@patch
go list -m all
stdout '^example.com/noroot v1.0.1$'
-- go.mod --
module x
require patch.example.com/direct v1.0.0
-- main.go --
package x
import _ "patch.example.com/direct"
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