refactor: rearchitect command and executable Go modules

2 files changed, 64 insertions, 0 deletions

diff --git a/cmd/check/command/command.go b/cmd/check/command/command.go
new file mode 100644
index 0000000..e72f792
--- /dev/null
+++ b/cmd/check/command/command.go
@@ -0,0 +1,22 @@
+package command
+
+import (
+	"gitlab.com/gitlab-org/gitlab-shell/internal/command"
+	"gitlab.com/gitlab-org/gitlab-shell/internal/command/healthcheck"
+	"gitlab.com/gitlab-org/gitlab-shell/internal/command/readwriter"
+	"gitlab.com/gitlab-org/gitlab-shell/internal/command/shared/disallowedcommand"
+	"gitlab.com/gitlab-org/gitlab-shell/internal/config"
+)
+
+
+func New(config *config.Config, readWriter *readwriter.ReadWriter) (command.Command, error) {
+	if cmd := build(config, readWriter); cmd != nil {
+		return cmd, nil
+	}
+
+	return nil, disallowedcommand.Error
+}
+
+func build(config *config.Config, readWriter *readwriter.ReadWriter) command.Command {
+	return &healthcheck.Command{Config: config, ReadWriter: readWriter}
+}
diff --git a/cmd/check/command/command_test.go b/cmd/check/command/command_test.go
new file mode 100644
index 0000000..cd06456
--- /dev/null
+++ b/cmd/check/command/command_test.go
@@ -0,0 +1,42 @@
+package command_test
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/require"
+	"gitlab.com/gitlab-org/gitlab-shell/cmd/check/command"
+	"gitlab.com/gitlab-org/gitlab-shell/internal/command/healthcheck"
+	"gitlab.com/gitlab-org/gitlab-shell/internal/config"
+	"gitlab.com/gitlab-org/gitlab-shell/internal/executable"
+	"gitlab.com/gitlab-org/gitlab-shell/internal/sshenv"
+)
+
+var (
+	basicConfig = &config.Config{GitlabUrl: "http+unix://gitlab.socket"}
+)
+
+func TestNew(t *testing.T) {
+	testCases := []struct {
+		desc         string
+		executable   *executable.Executable
+		env          sshenv.Env
+		arguments    []string
+		config       *config.Config
+		expectedType interface{}
+	}{
+		{
+			desc:         "it returns a Healthcheck command",
+			config:       basicConfig,
+			expectedType: &healthcheck.Command{},
+		},
+	}
+
+	for _, tc := range testCases {
+		t.Run(tc.desc, func(t *testing.T) {
+			command, err := command.New(tc.config, nil)
+
+			require.NoError(t, err)
+			require.IsType(t, tc.expectedType, command)
+		})
+	}
+}