overdue

.rclone_repo/cmd/version/version_test.go

@@ -0,0 +1,110 @@
+package version
+
+import (
+	"fmt"
+	"io/ioutil"
+	"os"
+	"runtime"
+	"testing"
+
+	"github.com/ncw/rclone/cmd"
+	"github.com/ncw/rclone/fs/config"
+	"github.com/stretchr/testify/assert"
+)
+
+func TestVersionWorksWithoutAccessibleConfigFile(t *testing.T) {
+	// create temp config file
+	tempFile, err := ioutil.TempFile("", "unreadable_config.conf")
+	assert.NoError(t, err)
+	path := tempFile.Name()
+	defer func() {
+		err := os.Remove(path)
+		assert.NoError(t, err)
+	}()
+	assert.NoError(t, tempFile.Close())
+	if runtime.GOOS != "windows" {
+		assert.NoError(t, os.Chmod(path, 0000))
+	}
+	// re-wire
+	oldOsStdout := os.Stdout
+	oldConfigPath := config.ConfigPath
+	config.ConfigPath = path
+	os.Stdout = nil
+	defer func() {
+		os.Stdout = oldOsStdout
+		config.ConfigPath = oldConfigPath
+	}()
+
+	cmd.Root.SetArgs([]string{"version"})
+	assert.NotPanics(t, func() {
+		assert.NoError(t, cmd.Root.Execute())
+	})
+
+	// This causes rclone to exit and the tests to stop!
+	// cmd.Root.SetArgs([]string{"--version"})
+	// assert.NotPanics(t, func() {
+	// 	assert.NoError(t, cmd.Root.Execute())
+	// })
+}
+
+func TestVersionNew(t *testing.T) {
+	for _, test := range []struct {
+		in      string
+		want    version
+		wantErr bool
+	}{
+		{"v1.41", version{1, 41}, false},
+		{"rclone v1.41", version{1, 41}, false},
+		{"rclone v1.41.23", version{1, 41, 23}, false},
+		{"rclone v1.41.23-100", version{1, 41, 23, 100}, false},
+		{"rclone v1.41-100", version{1, 41, 0, 100}, false},
+		{"rclone v1.41.23-100-g12312a", version{1, 41, 23, 100}, false},
+		{"rclone v1.41-100-g12312a", version{1, 41, 0, 100}, false},
+		{"rclone v1.42-005-g56e1e820β", version{1, 42, 0, 5}, false},
+		{"rclone v1.42-005-g56e1e820-feature-branchβ", version{1, 42, 0, 5}, false},
+
+		{"v1.41s", nil, true},
+		{"rclone v1-41", nil, true},
+		{"rclone v1.41.2c3", nil, true},
+		{"rclone v1.41.23-100 potato", nil, true},
+		{"rclone 1.41-100", nil, true},
+		{"rclone v1.41.23-100-12312a", nil, true},
+	} {
+		what := fmt.Sprintf("in=%q", test.in)
+		got, err := newVersion(test.in)
+		if test.wantErr {
+			assert.Error(t, err, what)
+		} else {
+			assert.NoError(t, err, what)
+		}
+		assert.Equal(t, test.want, got, what)
+	}
+
+}
+
+func TestVersionCmp(t *testing.T) {
+	for _, test := range []struct {
+		a, b version
+		want int
+	}{
+		{version{1}, version{1}, 0},
+		{version{1}, version{2}, -1},
+		{version{2}, version{1}, 1},
+		{version{2}, version{2, 1}, -1},
+		{version{2, 1}, version{2}, 1},
+		{version{2, 1}, version{2, 1}, 0},
+		{version{2, 1}, version{2, 2}, -1},
+		{version{2, 2}, version{2, 1}, 1},
+	} {
+		got := test.a.cmp(test.b)
+		if got < 0 {
+			got = -1
+		} else if got > 0 {
+			got = 1
+		}
+		assert.Equal(t, test.want, got, fmt.Sprintf("%v cmp %v", test.a, test.b))
+		// test the reverse
+		got = -test.b.cmp(test.a)
+		assert.Equal(t, test.want, got, fmt.Sprintf("%v cmp %v", test.b, test.a))
+	}
+}