def test_build_go_mod(self):
class Options:
source = "dir"
go_channel = "latest/stable"
go_packages = []
go_importpath = ""
go_buildtags = ""
self.run_output_mock.return_value = "go version go1.13 linux/amd64"
plugin = go.GoPlugin("test-part", Options(), self.project)
os.makedirs(plugin.builddir)
open(os.path.join(plugin.builddir, "go.mod"), "w").close()
plugin.build()
self.run_output_mock.assert_called_once_with(["go", "version"],
cwd=mock.ANY,
env=mock.ANY)
self.run_mock.assert_called_once_with(
["go", "build", "-o", plugin._install_bin_dir, "./..."],
cwd=plugin.builddir,
env=mock.ANY,
)
def test_build_go_packages(self):
class Options:
source = ""
go_channel = "latest/stable"
go_packages = ["github.com/gotools/vet"]
go_importpath = ""
go_buildtags = ""
plugin = go.GoPlugin("test-part", Options(), self.project)
os.makedirs(plugin.sourcedir)
plugin.pull()
os.makedirs(plugin.builddir)
self.run_mock.reset_mock()
plugin.build()
self.run_mock.assert_called_once_with(
["go", "build", plugin.options.go_packages[0]],
cwd=os.path.join(plugin.installdir, "bin"),
env=mock.ANY,
)
self.assert_go_paths(plugin)
def test_build_packages(self):
self.options.go_channel = ""
plugin = go.GoPlugin("test-part", self.options, self.project)
self.assertThat(plugin.build_packages, Contains("golang-go"))
self.assertThat(plugin.build_snaps, Not(Contains("go/latest/stable")))
def test_clean_build(self):
class Options:
source = "dir"
go_channel = "latest/stable"
go_packages = []
go_importpath = ""
go_buildtags = ""
plugin = go.GoPlugin("test-part", Options(), self.project)
plugin.pull()
os.makedirs(plugin._gopath_pkg)
os.makedirs(plugin.builddir)
plugin.build()
self.assert_go_paths(plugin)
plugin.clean_build()
self.assertTrue(os.path.exists(plugin._gopath))
self.assertTrue(os.path.exists(plugin._gopath_src))
self.assertFalse(os.path.exists(plugin._gopath_bin))
self.assertFalse(os.path.exists(plugin._gopath_pkg))
def test_build_with_local_sources_and_go_importpath(self):
class Options:
source = "dir"
go_channel = "latest/stable"
go_packages = []
go_importpath = "github.com/snapcore/launcher"
go_buildtags = ""
plugin = go.GoPlugin("test-part", Options(), self.project)
os.makedirs(plugin.sourcedir)
open(os.path.join(plugin.sourcedir, "main.go"), "w").close()
plugin.pull()
os.makedirs(plugin.builddir)
self.run_output_mock.return_value = "github.com/snapcore/launcher main"
plugin.build()
self.run_output_mock.assert_called_once_with(
[
"go",
"list",
"-f",
"{{.ImportPath}} {{.Name}}",
"./github.com/snapcore/launcher/...",
],
cwd=plugin._gopath_src,
env=mock.ANY,
)
self.run_mock.assert_has_calls([
mock.call(
[
"go", "get", "-t", "-d",
"./github.com/snapcore/launcher/..."
],
cwd=plugin._gopath_src,
env=mock.ANY,
),
mock.call(
["go", "build", "github.com/snapcore/launcher"],
cwd=os.path.join(plugin.installdir, "bin"),
env=mock.ANY,
),
])
self.assertTrue(
os.path.exists(
os.path.join(plugin._gopath_src,
plugin.options.go_importpath)))
self.assert_go_paths(plugin)
def test_pull_with_local_sources_or_go_packages(self):
class Options:
source = None
go_channel = "latest/stable"
go_packages = []
go_importpath = ""
plugin = go.GoPlugin("test-part", Options(), self.project)
plugin.pull()
self.run_mock.assert_has_calls([])
self.assert_go_paths(plugin)
def test_build_go_mod_classic_dynamic_relink(self, mock_elffile):
class Options:
source = ""
go_channel = "latest/stable"
go_packages = ["github.com/gotools/vet"]
go_importpath = ""
go_buildtags = ""
self.run_output_mock.return_value = "go version go13 linux/amd64"
mock_elffile.return_value = MockElfFile(path="foo")
self.project._snap_meta.confinement = "classic"
plugin = go.GoPlugin("test-part", Options(), self.project)
os.makedirs(plugin.builddir)
open(os.path.join(plugin.builddir, "go.mod"), "w").close()
plugin.build()
self.run_output_mock.assert_called_once_with(["go", "version"],
cwd=mock.ANY,
env=mock.ANY)
self.assertThat(self.run_mock.call_count, Equals(2))
self.run_mock.assert_has_calls([
mock.call(
["go", "build", "-o", plugin._install_bin_dir, "./..."],
cwd=plugin.builddir,
env=mock.ANY,
),
mock.call(
[
"go",
"build",
"-ldflags",
"-linkmode=external",
"-o",
plugin._install_bin_dir,
"./...",
],
cwd=plugin.builddir,
env=mock.ANY,
),
])
def test_build_classic_dynamic_relink(self, mock_elffile):
class Options:
source = ""
go_channel = "latest/stable"
go_packages = ["github.com/gotools/vet"]
go_importpath = ""
go_buildtags = ""
mock_elffile.return_value = MockElfFile(path="foo")
self.project._snap_meta.confinement = "classic"
plugin = go.GoPlugin("test-part", Options(), self.project)
os.makedirs(plugin.sourcedir)
plugin.pull()
os.makedirs(plugin.builddir)
self.run_mock.reset_mock()
plugin.build()
self.assertThat(self.run_mock.call_count, Equals(2))
self.run_mock.assert_has_calls([
mock.call(
["go", "build", plugin.options.go_packages[0]],
cwd=os.path.join(plugin.installdir, "bin"),
env=mock.ANY,
),
mock.call(
[
"go",
"build",
"-ldflags",
"-linkmode=external",
plugin.options.go_packages[0],
],
cwd=os.path.join(plugin.installdir, "bin"),
env=mock.ANY,
),
])
self.assert_go_paths(plugin)
def test_clean_pull(self):
class Options:
source = "dir"
go_channel = "latest/stable"
go_packages = []
go_importpath = ""
go_buildtags = ""
plugin = go.GoPlugin("test-part", Options(), self.project)
os.makedirs(plugin.sourcedir)
open(os.path.join(plugin.sourcedir, "main.go"), "w").close()
plugin.pull()
self.assertTrue(os.path.exists(plugin._gopath))
plugin.clean_pull()
self.assertFalse(os.path.exists(plugin._gopath))
def test_go_mod_requires_newer_go_version(self):
class Options:
source = "dir"
go_channel = "latest/stable"
go_packages = []
go_importpath = ""
go_buildtags = ""
self.run_output_mock.return_value = "go version go1.6.4 linux/amd64"
plugin = go.GoPlugin("test-part", Options(), self.project)
os.makedirs(plugin.sourcedir)
open(os.path.join(plugin.sourcedir, "go.mod"), "w").close()
self.assertRaises(go.GoModRequiredVersionError, plugin.pull)
self.run_output_mock.assert_called_once_with(["go", "version"],
cwd=mock.ANY,
env=mock.ANY)
self.run_mock.assert_not_called()
def test_build_go_mod_with_older_go_version(self):
class Options:
source = "dir"
go_channel = "latest/stable"
go_packages = []
go_importpath = ""
go_buildtags = ""
fake_logger = fixtures.FakeLogger(level=logging.INFO)
self.useFixture(fake_logger)
self.run_output_mock.return_value = "go version go1.11 linux/amd64"
plugin = go.GoPlugin("test-part", Options(), self.project)
os.makedirs(plugin.builddir)
with open(os.path.join(plugin.builddir, "go.mod"), "w") as go_mod_file:
print("module github.com/foo/bar/module", file=go_mod_file)
print("go 1.11", file=go_mod_file)
plugin.build()
self.run_output_mock.assert_called_once_with(["go", "version"],
cwd=mock.ANY,
env=mock.ANY)
self.run_mock.assert_called_once_with(
["go", "build", "-o", f"{plugin._install_bin_dir}/module"],
cwd=plugin.builddir,
env=mock.ANY,
)
self.assertThat(
fake_logger.output.strip(),
Equals(
"Ensure build environment configuration is correct for this version of Go. "
"Read more about it at "
"https://github.com/golang/go/wiki/Modules#how-to-install-and-activate-module-support"
),
)
def test_build_environment(self):
class Options:
source = "dir"
go_channel = "latest/stable"
go_packages = []
go_importpath = ""
go_buildtags = ""
plugin = go.GoPlugin("test-part", Options(), self.project)
os.makedirs(plugin.sourcedir)
open(os.path.join(plugin.sourcedir, "main.go"), "w").close()
os.makedirs(os.path.join(plugin.installdir, "lib"))
os.makedirs(os.path.join(plugin.installdir, "usr", "lib"))
os.makedirs(os.path.join(plugin.project.stage_dir, "lib"))
os.makedirs(os.path.join(plugin.project.stage_dir, "usr", "lib"))
plugin.pull()
self.assertThat(self.run_mock.call_count, Equals(1))
for call_args in self.run_mock.call_args_list:
env = call_args[1]["env"]
self.assertTrue("GOPATH" in env,
"Expected environment to include GOPATH")
self.assertThat(env["GOPATH"], Equals(plugin._gopath))
self.assertTrue("CGO_LDFLAGS" in env,
"Expected environment to include CGO_LDFLAGS")
expected_flags = [
"-L{}/lib".format(plugin.installdir),
"-L{}/usr/lib".format(plugin.installdir),
"-L{}/lib".format(plugin.project.stage_dir),
"-L{}/usr/lib".format(plugin.project.stage_dir),
]
for flag in expected_flags:
self.assertTrue(
flag in env["CGO_LDFLAGS"],
"Expected $CGO_LDFLAGS to include {!r}, but it was "
'"{}"'.format(flag, env["CGO_LDFLAGS"]),
)
def test_no_local_source_with_go_packages(self):
class Options:
source = None
go_channel = "latest/stable"
go_packages = ["github.com/gotools/vet"]
go_importpath = ""
plugin = go.GoPlugin("test-part", Options(), self.project)
os.makedirs(plugin.sourcedir)
plugin.pull()
self.run_mock.assert_has_calls([
mock.call(
["go", "get", "-t", "-d", plugin.options.go_packages[0]],
env=mock.ANY,
cwd=plugin._gopath_src,
)
])
self.assert_go_paths(plugin)
def test_cross_compile(monkeypatch, tmp_work_path, mock_run, deb_arch,
go_arch):
monkeypatch.setattr(Project, "is_cross_compiling", True)
class Options:
source = ""
go_packages = ["github.com/gotools/vet"]
go_importpath = ""
go_buildtags = ""
go_channel = ""
project = Project(target_deb_arch=deb_arch)
project._snap_meta = meta.snap.Snap(name="test-snap", base="core18")
plugin = go.GoPlugin("test-part", Options(), project)
os.makedirs(plugin.sourcedir)
plugin.pull()
assert mock_run.call_count == 1
for call_args in mock_run.call_args_list:
env = call_args[1]["env"]
assert "CC" in env
assert env["CC"] == f"{project.arch_triplet}-gcc"
assert "CXX" in env
assert env["CXX"] == f"{project.arch_triplet}-g++"
assert "CGO_ENABLED" in env
assert env["CGO_ENABLED"] == "1"
assert "GOARCH" in env
assert env["GOARCH"] == go_arch
if deb_arch == "armhf":
assert "GOARM" in env
assert env["GOARM"] == "7"
def test_pull_go_mod_with_older_go_version(self):
class Options:
source = "dir"
go_channel = "latest/stable"
go_packages = []
go_importpath = "foo"
go_buildtags = ""
fake_logger = fixtures.FakeLogger(level=logging.INFO)
self.useFixture(fake_logger)
self.run_output_mock.return_value = "go version go1.11 linux/amd64"
plugin = go.GoPlugin("test-part", Options(), self.project)
os.makedirs(plugin.sourcedir)
open(os.path.join(plugin.sourcedir, "go.mod"), "w").close()
plugin.pull()
self.run_output_mock.assert_called_once_with(["go", "version"],
cwd=mock.ANY,
env=mock.ANY)
self.run_mock.assert_called_once_with(["go", "mod", "download"],
cwd=plugin.sourcedir,
env=mock.ANY)
# Call pull again and ensure nothing new is logged.
plugin.pull()
self.assertThat(
fake_logger.output.strip(),
Equals(
"Ensure build environment configuration is correct for this version of Go. "
"Read more about it at "
"https://github.com/golang/go/wiki/Modules#how-to-install-and-activate-module-support"
),
)
def test_pull_local_sources(self):
class Options:
source = "dir"
go_channel = "latest/stable"
go_packages = []
go_importpath = ""
plugin = go.GoPlugin("test-part", Options(), self.project)
os.makedirs(plugin.sourcedir)
open(os.path.join(plugin.sourcedir, "main.go"), "w").close()
plugin.pull()
self.run_mock.assert_has_calls([
mock.call(
["go", "get", "-t", "-d", "./dir/..."],
cwd=plugin._gopath_src,
env=mock.ANY,
)
])
self.assert_go_paths(plugin)
def test_build_with_buildtag(self):
class Options:
source = "dir"
go_channel = "latest/stable"
go_importpath = ""
go_packages = []
go_buildtags = ["testbuildtag1", "testbuildtag2"]
plugin = go.GoPlugin("test-part", Options(), self.project)
os.makedirs(plugin.options.source)
os.makedirs(plugin.sourcedir)
plugin.pull()
os.makedirs(plugin._gopath_bin)
os.makedirs(plugin.builddir)
self.run_mock.reset_mock()
self.run_output_mock.return_value = "dir/pkg/main main"
plugin.build()
self.run_output_mock.assert_called_once_with(
["go", "list", "-f", "{{.ImportPath}} {{.Name}}", "./dir/..."],
cwd=plugin._gopath_src,
env=mock.ANY,
)
self.run_mock.assert_called_once_with(
[
"go", "build", "-tags=testbuildtag1,testbuildtag2",
"dir/pkg/main"
],
cwd=os.path.join(plugin.installdir, "bin"),
env=mock.ANY,
)