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https://github.com/spf13/cobra
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args_test: add expectError helper function
This commit is contained in:
umarcor
parent
4fa4fdf5cd
commit
34e0cf567c
136
args_test.go
136
args_test.go
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@ -41,70 +41,34 @@ func expectSuccess(output string, err error, t *testing.T) {
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}
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}
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func validOnlyWithInvalidArgs(err error, t *testing.T) {
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func expectErrorWithArg(err error, t *testing.T, ex string, 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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got := err.Error()
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expected := `invalid argument "a" for "c"`
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if got != expected {
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var expected string
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switch ex {
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case "validOnlyWithInvalidArgs":
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expected = `invalid argument "a" for "c"`
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case "noArgsWithArgs":
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expected = `unknown command "` + arg + `" for "c"`
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case "minimumNArgsWithLessArgs":
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expected = "requires at least 2 arg(s), only received 1"
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case "maximumNArgsWithMoreArgs":
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expected = "accepts at most 2 arg(s), received 3"
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case "exactArgsWithInvalidCount":
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expected = "accepts 2 arg(s), received 3"
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case "rangeArgsWithInvalidCount":
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expected = "accepts between 2 and 4 arg(s), received 1"
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}
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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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}
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func noArgsWithArgs(err error, t *testing.T, 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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got := err.Error()
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expected := `unknown command "` + arg + `" for "c"`
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if got != expected {
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t.Errorf("Expected: %q, got: %q", expected, got)
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}
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}
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func minimumNArgsWithLessArgs(err error, t *testing.T) {
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if err == nil {
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t.Fatal("Expected an error")
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}
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got := err.Error()
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expected := "requires at least 2 arg(s), only received 1"
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if got != expected {
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t.Fatalf("Expected %q, got %q", expected, got)
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}
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}
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func maximumNArgsWithMoreArgs(err error, t *testing.T) {
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if err == nil {
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t.Fatal("Expected an error")
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}
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got := err.Error()
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expected := "accepts at most 2 arg(s), received 3"
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if got != expected {
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t.Fatalf("Expected %q, got %q", expected, got)
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}
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}
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func exactArgsWithInvalidCount(err error, t *testing.T) {
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if err == nil {
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t.Fatal("Expected an error")
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}
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got := err.Error()
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expected := "accepts 2 arg(s), received 3"
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if got != expected {
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t.Fatalf("Expected %q, got %q", expected, got)
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}
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}
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func rangeArgsWithInvalidCount(err error, t *testing.T) {
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if err == nil {
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t.Fatal("Expected an error")
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}
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got := err.Error()
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expected := "accepts between 2 and 4 arg(s), received 1"
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if got != expected {
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t.Fatalf("Expected %q, got %q", expected, got)
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}
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func expectError(err error, t *testing.T, ex string) {
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expectErrorWithArg(err, t, ex, "")
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}
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// NoArgs
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@ -118,25 +82,25 @@ func TestNoArgs(t *testing.T) {
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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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noArgsWithArgs(err, t, "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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noArgsWithArgs(err, t, "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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noArgsWithArgs(err, t, "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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validOnlyWithInvalidArgs(err, t)
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expectError(err, t, "validOnlyWithInvalidArgs")
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}
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// OnlyValidArgs
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@ -150,7 +114,7 @@ func TestOnlyValidArgs(t *testing.T) {
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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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validOnlyWithInvalidArgs(err, t)
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expectError(err, t, "validOnlyWithInvalidArgs")
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}
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// ArbitraryArgs
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@ -176,7 +140,7 @@ func TestArbitraryArgs_WithValid_WithInvalidArgs(t *testing.T) {
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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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validOnlyWithInvalidArgs(err, t)
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expectError(err, t, "validOnlyWithInvalidArgs")
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}
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// MinimumNArgs
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@ -202,31 +166,31 @@ func TestMinimumNArgs_WithValid__WithInvalidArgs(t *testing.T) {
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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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validOnlyWithInvalidArgs(err, t)
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expectError(err, t, "validOnlyWithInvalidArgs")
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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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minimumNArgsWithLessArgs(err, t)
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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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minimumNArgsWithLessArgs(err, t)
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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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minimumNArgsWithLessArgs(err, t)
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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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validOnlyWithInvalidArgs(err, t)
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expectError(err, t, "validOnlyWithInvalidArgs")
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}
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// MaximumNArgs
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@ -252,31 +216,31 @@ func TestMaximumNArgs_WithValid_WithInvalidArgs(t *testing.T) {
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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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validOnlyWithInvalidArgs(err, t)
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expectError(err, t, "validOnlyWithInvalidArgs")
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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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maximumNArgsWithMoreArgs(err, t)
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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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maximumNArgsWithMoreArgs(err, t)
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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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maximumNArgsWithMoreArgs(err, t)
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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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validOnlyWithInvalidArgs(err, t)
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expectError(err, t, "validOnlyWithInvalidArgs")
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}
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// ExactArgs
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@ -302,31 +266,31 @@ func TestExactArgs_WithValid_WithInvalidArgs(t *testing.T) {
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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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validOnlyWithInvalidArgs(err, t)
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expectError(err, t, "validOnlyWithInvalidArgs")
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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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exactArgsWithInvalidCount(err, t)
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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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exactArgsWithInvalidCount(err, t)
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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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exactArgsWithInvalidCount(err, t)
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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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validOnlyWithInvalidArgs(err, t)
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expectError(err, t, "validOnlyWithInvalidArgs")
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}
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// RangeArgs
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@ -352,31 +316,31 @@ func TestRangeArgs_WithValid_WithInvalidArgs(t *testing.T) {
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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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validOnlyWithInvalidArgs(err, t)
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expectError(err, t, "validOnlyWithInvalidArgs")
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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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rangeArgsWithInvalidCount(err, t)
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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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rangeArgsWithInvalidCount(err, t)
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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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rangeArgsWithInvalidCount(err, t)
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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")
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validOnlyWithInvalidArgs(err, t)
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expectError(err, t, "validOnlyWithInvalidArgs")
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}
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// Takes(No)Args
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@ -496,19 +460,19 @@ func TestExactValidArgs(t *testing.T) {
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func TestExactValidArgs_WithInvalidCount(t *testing.T) {
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c := getCommand(ExactValidArgs(2), false)
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_, err := executeCommand(c, "three", "one", "two")
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exactArgsWithInvalidCount(err, t)
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expectError(err, t, "exactArgsWithInvalidCount")
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}
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func TestExactValidArgs_WithInvalidCount_WithInvalidArgs(t *testing.T) {
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c := getCommand(ExactValidArgs(2), true)
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_, err := executeCommand(c, "three", "a", "two")
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exactArgsWithInvalidCount(err, t)
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expectError(err, t, "exactArgsWithInvalidCount")
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}
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func TestExactValidArgs_WithInvalidArgs(t *testing.T) {
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c := getCommand(ExactValidArgs(2), true)
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_, err := executeCommand(c, "three", "a")
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validOnlyWithInvalidArgs(err, t)
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expectError(err, t, "validOnlyWithInvalidArgs")
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}
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// This test make sure we keep backwards-compatibility with respect
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