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https://github.com/spf13/cobra
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args_test: style
This commit is contained in:
umarcor
parent
1684df23b3
commit
8d10b3fcb9
1 changed files with 92 additions and 150 deletions
242
args_test.go
242
args_test.go
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@ -20,7 +20,7 @@ import (
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"testing"
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)
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func getCommand(args PositionalArgs, withValid bool) *Command {
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func newCommand(args PositionalArgs, withValid bool) *Command {
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c := &Command{
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Use: "c",
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Args: args,
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@ -44,35 +44,26 @@ func expectSuccess(output string, err error, t *testing.T) {
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type ExpectedErrors int64
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const (
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OnlyValid_WithInvalidArgs ExpectedErrors = iota
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NoArgs_WithArgs
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MinimumNArgs_WithLessArgs
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MaximumNArgs_WithMoreArgs
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ExactArgs_WithInvalidCount
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RangeArgs_WithInvalidCount
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OnlyValidWithInvalidArgs ExpectedErrors = iota
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NoArgsWithArgs
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MinimumNArgsWithLessArgs
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MaximumNArgsWithMoreArgs
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ExactArgsWithInvalidCount
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RangeArgsWithInvalidCount
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)
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func expectErrorWithArg(err error, t *testing.T, ex ExpectedErrors, arg string) {
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if err == nil {
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t.Fatal("Expected an error")
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}
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var expected string
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switch ex {
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case OnlyValid_WithInvalidArgs:
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expected = `invalid argument "a" for "c"`
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case NoArgs_WithArgs:
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expected = `unknown command "` + arg + `" for "c"`
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case MinimumNArgs_WithLessArgs:
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expected = "requires at least 2 arg(s), only received 1"
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case MaximumNArgs_WithMoreArgs:
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expected = "accepts at most 2 arg(s), received 3"
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case ExactArgs_WithInvalidCount:
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expected = "accepts 2 arg(s), received 3"
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case RangeArgs_WithInvalidCount:
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expected = "accepts between 2 and 4 arg(s), received 1"
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}
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expected := map[ExpectedErrors]string{
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OnlyValidWithInvalidArgs: `invalid argument "a" for "c"`,
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NoArgsWithArgs: `unknown command "` + arg + `" for "c"`,
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MinimumNArgsWithLessArgs: "requires at least 2 arg(s), only received 1",
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MaximumNArgsWithMoreArgs: "accepts at most 2 arg(s), received 3",
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ExactArgsWithInvalidCount: "accepts 2 arg(s), received 3",
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RangeArgsWithInvalidCount: "accepts between 2 and 4 arg(s), received 1",
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}[ex]
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if got := err.Error(); got != expected {
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t.Errorf("Expected: %q, got: %q", expected, got)
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}
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@ -85,273 +76,230 @@ func expectError(err error, t *testing.T, ex ExpectedErrors) {
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// NoArgs
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func TestNoArgs(t *testing.T) {
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c := getCommand(NoArgs, false)
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output, err := executeCommand(c)
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output, err := executeCommand(newCommand(NoArgs, false))
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expectSuccess(output, err, t)
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}
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func TestNoArgs_WithArgs(t *testing.T) {
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c := getCommand(NoArgs, false)
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_, err := executeCommand(c, "one")
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expectErrorWithArg(err, t, NoArgs_WithArgs, "one")
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_, err := executeCommand(newCommand(NoArgs, false), "one")
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expectErrorWithArg(err, t, NoArgsWithArgs, "one")
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}
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func TestNoArgs_WithValid_WithArgs(t *testing.T) {
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c := getCommand(NoArgs, true)
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_, err := executeCommand(c, "one")
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expectErrorWithArg(err, t, NoArgs_WithArgs, "one")
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_, err := executeCommand(newCommand(NoArgs, true), "one")
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expectErrorWithArg(err, t, NoArgsWithArgs, "one")
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}
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func TestNoArgs_WithValid_WithInvalidArgs(t *testing.T) {
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c := getCommand(NoArgs, true)
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_, err := executeCommand(c, "a")
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expectErrorWithArg(err, t, NoArgs_WithArgs, "a")
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_, err := executeCommand(newCommand(NoArgs, true), "a")
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expectErrorWithArg(err, t, NoArgsWithArgs, "a")
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}
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func TestNoArgs_WithValidOnly_WithInvalidArgs(t *testing.T) {
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c := getCommand(MatchAll(OnlyValidArgs, NoArgs), true)
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_, err := executeCommand(c, "a")
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expectError(err, t, OnlyValid_WithInvalidArgs)
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_, err := executeCommand(newCommand(MatchAll(OnlyValidArgs, NoArgs), true), "a")
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expectError(err, t, OnlyValidWithInvalidArgs)
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}
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// OnlyValidArgs
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func TestOnlyValidArgs(t *testing.T) {
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c := getCommand(OnlyValidArgs, true)
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output, err := executeCommand(c, "one", "two")
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output, err := executeCommand(newCommand(OnlyValidArgs, true), "one", "two")
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expectSuccess(output, err, t)
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}
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func TestOnlyValidArgs_WithInvalidArgs(t *testing.T) {
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c := getCommand(OnlyValidArgs, true)
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_, err := executeCommand(c, "a")
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expectError(err, t, OnlyValid_WithInvalidArgs)
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_, err := executeCommand(newCommand(OnlyValidArgs, true), "a")
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expectError(err, t, OnlyValidWithInvalidArgs)
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}
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// ArbitraryArgs
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func TestArbitraryArgs(t *testing.T) {
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c := getCommand(ArbitraryArgs, false)
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output, err := executeCommand(c, "a", "b")
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output, err := executeCommand(newCommand(ArbitraryArgs, false), "a", "b")
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expectSuccess(output, err, t)
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}
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func TestArbitraryArgs_WithValid(t *testing.T) {
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c := getCommand(ArbitraryArgs, true)
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output, err := executeCommand(c, "one", "two")
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output, err := executeCommand(newCommand(ArbitraryArgs, true), "one", "two")
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expectSuccess(output, err, t)
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}
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func TestArbitraryArgs_WithValid_WithInvalidArgs(t *testing.T) {
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c := getCommand(ArbitraryArgs, true)
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output, err := executeCommand(c, "a")
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output, err := executeCommand(newCommand(ArbitraryArgs, true), "a")
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expectSuccess(output, err, t)
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}
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func TestArbitraryArgs_WithValidOnly_WithInvalidArgs(t *testing.T) {
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c := getCommand(MatchAll(OnlyValidArgs, ArbitraryArgs), true)
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_, err := executeCommand(c, "a")
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expectError(err, t, OnlyValid_WithInvalidArgs)
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_, err := executeCommand(newCommand(MatchAll(OnlyValidArgs, ArbitraryArgs), true), "a")
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expectError(err, t, OnlyValidWithInvalidArgs)
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}
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// MinimumNArgs
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func TestMinimumNArgs(t *testing.T) {
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c := getCommand(MinimumNArgs(2), false)
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output, err := executeCommand(c, "a", "b", "c")
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output, err := executeCommand(newCommand(MinimumNArgs(2), false), "a", "b", "c")
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expectSuccess(output, err, t)
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}
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func TestMinimumNArgs_WithValid(t *testing.T) {
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c := getCommand(MinimumNArgs(2), true)
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output, err := executeCommand(c, "one", "three")
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output, err := executeCommand(newCommand(MinimumNArgs(2), true), "one", "three")
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expectSuccess(output, err, t)
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}
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func TestMinimumNArgs_WithValid__WithInvalidArgs(t *testing.T) {
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c := getCommand(MinimumNArgs(2), true)
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output, err := executeCommand(c, "a", "b")
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output, err := executeCommand(newCommand(MinimumNArgs(2), true), "a", "b")
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expectSuccess(output, err, t)
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}
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func TestMinimumNArgs_WithValidOnly_WithInvalidArgs(t *testing.T) {
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c := getCommand(MatchAll(OnlyValidArgs, MinimumNArgs(2)), true)
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_, err := executeCommand(c, "a", "b")
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expectError(err, t, OnlyValid_WithInvalidArgs)
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_, err := executeCommand(newCommand(MatchAll(OnlyValidArgs, MinimumNArgs(2)), true), "a", "b")
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expectError(err, t, OnlyValidWithInvalidArgs)
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}
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func TestMinimumNArgs_WithLessArgs(t *testing.T) {
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c := getCommand(MinimumNArgs(2), false)
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_, err := executeCommand(c, "a")
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expectError(err, t, MinimumNArgs_WithLessArgs)
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_, err := executeCommand(newCommand(MinimumNArgs(2), false), "a")
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expectError(err, t, MinimumNArgsWithLessArgs)
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}
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func TestMinimumNArgs_WithLessArgs_WithValid(t *testing.T) {
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c := getCommand(MinimumNArgs(2), true)
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_, err := executeCommand(c, "one")
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expectError(err, t, MinimumNArgs_WithLessArgs)
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_, err := executeCommand(newCommand(MinimumNArgs(2), true), "one")
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expectError(err, t, MinimumNArgsWithLessArgs)
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}
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func TestMinimumNArgs_WithLessArgs_WithValid_WithInvalidArgs(t *testing.T) {
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c := getCommand(MinimumNArgs(2), true)
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_, err := executeCommand(c, "a")
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expectError(err, t, MinimumNArgs_WithLessArgs)
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_, err := executeCommand(newCommand(MinimumNArgs(2), true), "a")
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expectError(err, t, MinimumNArgsWithLessArgs)
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}
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func TestMinimumNArgs_WithLessArgs_WithValidOnly_WithInvalidArgs(t *testing.T) {
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c := getCommand(MatchAll(OnlyValidArgs, MinimumNArgs(2)), true)
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_, err := executeCommand(c, "a")
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expectError(err, t, OnlyValid_WithInvalidArgs)
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_, err := executeCommand(newCommand(MatchAll(OnlyValidArgs, MinimumNArgs(2)), true), "a")
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expectError(err, t, OnlyValidWithInvalidArgs)
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}
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// MaximumNArgs
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func TestMaximumNArgs(t *testing.T) {
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c := getCommand(MaximumNArgs(3), false)
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output, err := executeCommand(c, "a", "b")
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output, err := executeCommand(newCommand(MaximumNArgs(3), false), "a", "b")
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expectSuccess(output, err, t)
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}
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func TestMaximumNArgs_WithValid(t *testing.T) {
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c := getCommand(MaximumNArgs(2), true)
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output, err := executeCommand(c, "one", "three")
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output, err := executeCommand(newCommand(MaximumNArgs(2), true), "one", "three")
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expectSuccess(output, err, t)
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}
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func TestMaximumNArgs_WithValid_WithInvalidArgs(t *testing.T) {
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c := getCommand(MaximumNArgs(2), true)
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output, err := executeCommand(c, "a", "b")
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output, err := executeCommand(newCommand(MaximumNArgs(2), true), "a", "b")
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expectSuccess(output, err, t)
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}
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func TestMaximumNArgs_WithValidOnly_WithInvalidArgs(t *testing.T) {
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c := getCommand(MatchAll(OnlyValidArgs, MaximumNArgs(2)), true)
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_, err := executeCommand(c, "a", "b")
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expectError(err, t, OnlyValid_WithInvalidArgs)
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_, err := executeCommand(newCommand(MatchAll(OnlyValidArgs, MaximumNArgs(2)), true), "a", "b")
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expectError(err, t, OnlyValidWithInvalidArgs)
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}
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func TestMaximumNArgs_WithMoreArgs(t *testing.T) {
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c := getCommand(MaximumNArgs(2), false)
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_, err := executeCommand(c, "a", "b", "c")
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expectError(err, t, MaximumNArgs_WithMoreArgs)
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_, err := executeCommand(newCommand(MaximumNArgs(2), false), "a", "b", "c")
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expectError(err, t, MaximumNArgsWithMoreArgs)
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}
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func TestMaximumNArgs_WithMoreArgs_WithValid(t *testing.T) {
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c := getCommand(MaximumNArgs(2), true)
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_, err := executeCommand(c, "one", "three", "two")
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expectError(err, t, MaximumNArgs_WithMoreArgs)
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_, err := executeCommand(newCommand(MaximumNArgs(2), true), "one", "three", "two")
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expectError(err, t, MaximumNArgsWithMoreArgs)
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}
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func TestMaximumNArgs_WithMoreArgs_WithValid_WithInvalidArgs(t *testing.T) {
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c := getCommand(MaximumNArgs(2), true)
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_, err := executeCommand(c, "a", "b", "c")
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expectError(err, t, MaximumNArgs_WithMoreArgs)
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_, err := executeCommand(newCommand(MaximumNArgs(2), true), "a", "b", "c")
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expectError(err, t, MaximumNArgsWithMoreArgs)
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}
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func TestMaximumNArgs_WithMoreArgs_WithValidOnly_WithInvalidArgs(t *testing.T) {
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c := getCommand(MatchAll(OnlyValidArgs, MaximumNArgs(2)), true)
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_, err := executeCommand(c, "a", "b", "c")
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expectError(err, t, OnlyValid_WithInvalidArgs)
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_, err := executeCommand(newCommand(MatchAll(OnlyValidArgs, MaximumNArgs(2)), true), "a", "b", "c")
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expectError(err, t, OnlyValidWithInvalidArgs)
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}
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// ExactArgs
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func TestExactArgs(t *testing.T) {
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c := getCommand(ExactArgs(3), false)
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output, err := executeCommand(c, "a", "b", "c")
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output, err := executeCommand(newCommand(ExactArgs(3), false), "a", "b", "c")
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expectSuccess(output, err, t)
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}
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func TestExactArgs_WithValid(t *testing.T) {
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c := getCommand(ExactArgs(3), true)
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output, err := executeCommand(c, "three", "one", "two")
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output, err := executeCommand(newCommand(ExactArgs(3), true), "three", "one", "two")
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expectSuccess(output, err, t)
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}
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func TestExactArgs_WithValid_WithInvalidArgs(t *testing.T) {
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c := getCommand(ExactArgs(3), true)
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output, err := executeCommand(c, "three", "a", "two")
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output, err := executeCommand(newCommand(ExactArgs(3), true), "three", "a", "two")
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expectSuccess(output, err, t)
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}
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func TestExactArgs_WithValidOnly_WithInvalidArgs(t *testing.T) {
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c := getCommand(MatchAll(OnlyValidArgs, ExactArgs(3)), true)
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_, err := executeCommand(c, "three", "a", "two")
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expectError(err, t, OnlyValid_WithInvalidArgs)
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_, err := executeCommand(newCommand(MatchAll(OnlyValidArgs, ExactArgs(3)), true), "three", "a", "two")
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expectError(err, t, OnlyValidWithInvalidArgs)
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}
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func TestExactArgs_WithInvalidCount(t *testing.T) {
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c := getCommand(ExactArgs(2), false)
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_, err := executeCommand(c, "a", "b", "c")
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expectError(err, t, ExactArgs_WithInvalidCount)
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_, err := executeCommand(newCommand(ExactArgs(2), false), "a", "b", "c")
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expectError(err, t, ExactArgsWithInvalidCount)
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}
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func TestExactArgs_WithInvalidCount_WithValid(t *testing.T) {
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c := getCommand(ExactArgs(2), true)
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_, err := executeCommand(c, "three", "one", "two")
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expectError(err, t, ExactArgs_WithInvalidCount)
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_, err := executeCommand(newCommand(ExactArgs(2), true), "three", "one", "two")
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expectError(err, t, ExactArgsWithInvalidCount)
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}
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func TestExactArgs_WithInvalidCount_WithValid_WithInvalidArgs(t *testing.T) {
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c := getCommand(ExactArgs(2), true)
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_, err := executeCommand(c, "three", "a", "two")
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expectError(err, t, ExactArgs_WithInvalidCount)
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_, err := executeCommand(newCommand(ExactArgs(2), true), "three", "a", "two")
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expectError(err, t, ExactArgsWithInvalidCount)
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}
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func TestExactArgs_WithInvalidCount_WithValidOnly_WithInvalidArgs(t *testing.T) {
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c := getCommand(MatchAll(OnlyValidArgs, ExactArgs(2)), true)
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_, err := executeCommand(c, "three", "a", "two")
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expectError(err, t, OnlyValid_WithInvalidArgs)
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_, err := executeCommand(newCommand(MatchAll(OnlyValidArgs, ExactArgs(2)), true), "three", "a", "two")
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expectError(err, t, OnlyValidWithInvalidArgs)
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}
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// RangeArgs
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func TestRangeArgs(t *testing.T) {
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c := getCommand(RangeArgs(2, 4), false)
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output, err := executeCommand(c, "a", "b", "c")
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output, err := executeCommand(newCommand(RangeArgs(2, 4), false), "a", "b", "c")
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expectSuccess(output, err, t)
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}
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func TestRangeArgs_WithValid(t *testing.T) {
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c := getCommand(RangeArgs(2, 4), true)
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output, err := executeCommand(c, "three", "one", "two")
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output, err := executeCommand(newCommand(RangeArgs(2, 4), true), "three", "one", "two")
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expectSuccess(output, err, t)
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}
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func TestRangeArgs_WithValid_WithInvalidArgs(t *testing.T) {
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c := getCommand(RangeArgs(2, 4), true)
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output, err := executeCommand(c, "three", "a", "two")
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output, err := executeCommand(newCommand(RangeArgs(2, 4), true), "three", "a", "two")
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expectSuccess(output, err, t)
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}
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func TestRangeArgs_WithValidOnly_WithInvalidArgs(t *testing.T) {
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c := getCommand(MatchAll(OnlyValidArgs, RangeArgs(2, 4)), true)
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_, err := executeCommand(c, "three", "a", "two")
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expectError(err, t, OnlyValid_WithInvalidArgs)
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_, err := executeCommand(newCommand(MatchAll(OnlyValidArgs, RangeArgs(2, 4)), true), "three", "a", "two")
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expectError(err, t, OnlyValidWithInvalidArgs)
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}
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func TestRangeArgs_WithInvalidCount(t *testing.T) {
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c := getCommand(RangeArgs(2, 4), false)
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_, err := executeCommand(c, "a")
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expectError(err, t, RangeArgs_WithInvalidCount)
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_, err := executeCommand(newCommand(RangeArgs(2, 4), false), "a")
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expectError(err, t, RangeArgsWithInvalidCount)
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}
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func TestRangeArgs_WithInvalidCount_WithValid(t *testing.T) {
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c := getCommand(RangeArgs(2, 4), true)
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_, err := executeCommand(c, "two")
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expectError(err, t, RangeArgs_WithInvalidCount)
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_, err := executeCommand(newCommand(RangeArgs(2, 4), true), "two")
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expectError(err, t, RangeArgsWithInvalidCount)
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}
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func TestRangeArgs_WithInvalidCount_WithValid_WithInvalidArgs(t *testing.T) {
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c := getCommand(RangeArgs(2, 4), true)
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_, err := executeCommand(c, "a")
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expectError(err, t, RangeArgs_WithInvalidCount)
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_, err := executeCommand(newCommand(RangeArgs(2, 4), true), "a")
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expectError(err, t, RangeArgsWithInvalidCount)
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}
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func TestRangeArgs_WithInvalidCount_WithValidOnly_WithInvalidArgs(t *testing.T) {
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c := getCommand(MatchAll(OnlyValidArgs, RangeArgs(2, 4)), true)
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_, err := executeCommand(c, "a")
|
||||
expectError(err, t, OnlyValid_WithInvalidArgs)
|
||||
_, err := executeCommand(newCommand(MatchAll(OnlyValidArgs, RangeArgs(2, 4)), true), "a")
|
||||
expectError(err, t, OnlyValidWithInvalidArgs)
|
||||
}
|
||||
|
||||
// Takes(No)Args
|
||||
|
|
@ -463,27 +411,23 @@ func TestMatchAll(t *testing.T) {
|
|||
// DEPRECATED
|
||||
|
||||
func TestExactValidArgs(t *testing.T) {
|
||||
c := getCommand(ExactValidArgs(3), true)
|
||||
output, err := executeCommand(c, "three", "one", "two")
|
||||
output, err := executeCommand(newCommand(ExactValidArgs(3), true), "three", "one", "two")
|
||||
expectSuccess(output, err, t)
|
||||
}
|
||||
|
||||
func TestExactValidArgs_WithInvalidCount(t *testing.T) {
|
||||
c := getCommand(ExactValidArgs(2), false)
|
||||
_, err := executeCommand(c, "three", "one", "two")
|
||||
expectError(err, t, ExactArgs_WithInvalidCount)
|
||||
_, err := executeCommand(newCommand(ExactValidArgs(2), false), "three", "one", "two")
|
||||
expectError(err, t, ExactArgsWithInvalidCount)
|
||||
}
|
||||
|
||||
func TestExactValidArgs_WithInvalidCount_WithInvalidArgs(t *testing.T) {
|
||||
c := getCommand(ExactValidArgs(2), true)
|
||||
_, err := executeCommand(c, "three", "a", "two")
|
||||
expectError(err, t, ExactArgs_WithInvalidCount)
|
||||
_, err := executeCommand(newCommand(ExactValidArgs(2), true), "three", "a", "two")
|
||||
expectError(err, t, ExactArgsWithInvalidCount)
|
||||
}
|
||||
|
||||
func TestExactValidArgs_WithInvalidArgs(t *testing.T) {
|
||||
c := getCommand(ExactValidArgs(2), true)
|
||||
_, err := executeCommand(c, "three", "a")
|
||||
expectError(err, t, OnlyValid_WithInvalidArgs)
|
||||
_, err := executeCommand(newCommand(ExactValidArgs(2), true), "three", "a")
|
||||
expectError(err, t, OnlyValidWithInvalidArgs)
|
||||
}
|
||||
|
||||
// This test make sure we keep backwards-compatibility with respect
|
||||
|
|
@ -491,9 +435,7 @@ func TestExactValidArgs_WithInvalidArgs(t *testing.T) {
|
|||
// It makes sure the root command accepts arguments if it does not have
|
||||
// sub-commands.
|
||||
func TestLegacyArgsRootAcceptsArgs(t *testing.T) {
|
||||
rootCmd := &Command{Use: "root", Args: nil, Run: emptyRun}
|
||||
|
||||
_, err := executeCommand(rootCmd, "somearg")
|
||||
_, err := executeCommand(&Command{Use: "root", Args: nil, Run: emptyRun}, "somearg")
|
||||
if err != nil {
|
||||
t.Fatalf("Unexpected error: %v", err)
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in a new issue