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args_test: add expectError helper function

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This commit is contained in:
umarcor 2022-03-28 02:22:38 +02:00
parent 4fa4fdf5cd
commit 34e0cf567c
1 changed files with 50 additions and 86 deletions
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136
args_test.go
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@ -41,70 +41,34 @@ func expectSuccess(output string, err error, t *testing.T) {
} }
} }
func validOnlyWithInvalidArgs(err error, t *testing.T) { func expectErrorWithArg(err error, t *testing.T, ex string, arg string) {
if err == nil { if err == nil {
t.Fatal("Expected an error") t.Fatal("Expected an error")
} }
got := err.Error()
expected := `invalid argument "a" for "c"` var expected string
if got != expected { switch ex {
case "validOnlyWithInvalidArgs":
expected = `invalid argument "a" for "c"`
case "noArgsWithArgs":
expected = `unknown command "` + arg + `" for "c"`
case "minimumNArgsWithLessArgs":
expected = "requires at least 2 arg(s), only received 1"
case "maximumNArgsWithMoreArgs":
expected = "accepts at most 2 arg(s), received 3"
case "exactArgsWithInvalidCount":
expected = "accepts 2 arg(s), received 3"
case "rangeArgsWithInvalidCount":
expected = "accepts between 2 and 4 arg(s), received 1"
}
if got := err.Error(); got != expected {
t.Errorf("Expected: %q, got: %q", expected, got) t.Errorf("Expected: %q, got: %q", expected, got)
} }
} }
func noArgsWithArgs(err error, t *testing.T, arg string) { func expectError(err error, t *testing.T, ex string) {
if err == nil { expectErrorWithArg(err, t, ex, "")
t.Fatal("Expected an error")
}
got := err.Error()
expected := `unknown command "` + arg + `" for "c"`
if got != expected {
t.Errorf("Expected: %q, got: %q", expected, got)
}
}
func minimumNArgsWithLessArgs(err error, t *testing.T) {
if err == nil {
t.Fatal("Expected an error")
}
got := err.Error()
expected := "requires at least 2 arg(s), only received 1"
if got != expected {
t.Fatalf("Expected %q, got %q", expected, got)
}
}
func maximumNArgsWithMoreArgs(err error, t *testing.T) {
if err == nil {
t.Fatal("Expected an error")
}
got := err.Error()
expected := "accepts at most 2 arg(s), received 3"
if got != expected {
t.Fatalf("Expected %q, got %q", expected, got)
}
}
func exactArgsWithInvalidCount(err error, t *testing.T) {
if err == nil {
t.Fatal("Expected an error")
}
got := err.Error()
expected := "accepts 2 arg(s), received 3"
if got != expected {
t.Fatalf("Expected %q, got %q", expected, got)
}
}
func rangeArgsWithInvalidCount(err error, t *testing.T) {
if err == nil {
t.Fatal("Expected an error")
}
got := err.Error()
expected := "accepts between 2 and 4 arg(s), received 1"
if got != expected {
t.Fatalf("Expected %q, got %q", expected, got)
}
} }
// NoArgs // NoArgs
@ -118,25 +82,25 @@ func TestNoArgs(t *testing.T) {
func TestNoArgs_WithArgs(t *testing.T) { func TestNoArgs_WithArgs(t *testing.T) {
c := getCommand(NoArgs, false) c := getCommand(NoArgs, false)
_, err := executeCommand(c, "one") _, err := executeCommand(c, "one")
noArgsWithArgs(err, t, "one") expectErrorWithArg(err, t, "noArgsWithArgs", "one")
} }
func TestNoArgs_WithValid_WithArgs(t *testing.T) { func TestNoArgs_WithValid_WithArgs(t *testing.T) {
c := getCommand(NoArgs, true) c := getCommand(NoArgs, true)
_, err := executeCommand(c, "one") _, err := executeCommand(c, "one")
noArgsWithArgs(err, t, "one") expectErrorWithArg(err, t, "noArgsWithArgs", "one")
} }
func TestNoArgs_WithValid_WithInvalidArgs(t *testing.T) { func TestNoArgs_WithValid_WithInvalidArgs(t *testing.T) {
c := getCommand(NoArgs, true) c := getCommand(NoArgs, true)
_, err := executeCommand(c, "a") _, err := executeCommand(c, "a")
noArgsWithArgs(err, t, "a") expectErrorWithArg(err, t, "noArgsWithArgs", "a")
} }
func TestNoArgs_WithValidOnly_WithInvalidArgs(t *testing.T) { func TestNoArgs_WithValidOnly_WithInvalidArgs(t *testing.T) {
c := getCommand(MatchAll(OnlyValidArgs, NoArgs), true) c := getCommand(MatchAll(OnlyValidArgs, NoArgs), true)
_, err := executeCommand(c, "a") _, err := executeCommand(c, "a")
validOnlyWithInvalidArgs(err, t) expectError(err, t, "validOnlyWithInvalidArgs")
} }
// OnlyValidArgs // OnlyValidArgs
@ -150,7 +114,7 @@ func TestOnlyValidArgs(t *testing.T) {
func TestOnlyValidArgs_WithInvalidArgs(t *testing.T) { func TestOnlyValidArgs_WithInvalidArgs(t *testing.T) {
c := getCommand(OnlyValidArgs, true) c := getCommand(OnlyValidArgs, true)
_, err := executeCommand(c, "a") _, err := executeCommand(c, "a")
validOnlyWithInvalidArgs(err, t) expectError(err, t, "validOnlyWithInvalidArgs")
} }
// ArbitraryArgs // ArbitraryArgs
@ -176,7 +140,7 @@ func TestArbitraryArgs_WithValid_WithInvalidArgs(t *testing.T) {
func TestArbitraryArgs_WithValidOnly_WithInvalidArgs(t *testing.T) { func TestArbitraryArgs_WithValidOnly_WithInvalidArgs(t *testing.T) {
c := getCommand(MatchAll(OnlyValidArgs, ArbitraryArgs), true) c := getCommand(MatchAll(OnlyValidArgs, ArbitraryArgs), true)
_, err := executeCommand(c, "a") _, err := executeCommand(c, "a")
validOnlyWithInvalidArgs(err, t) expectError(err, t, "validOnlyWithInvalidArgs")
} }
// MinimumNArgs // MinimumNArgs
@ -202,31 +166,31 @@ func TestMinimumNArgs_WithValid__WithInvalidArgs(t *testing.T) {
func TestMinimumNArgs_WithValidOnly_WithInvalidArgs(t *testing.T) { func TestMinimumNArgs_WithValidOnly_WithInvalidArgs(t *testing.T) {
c := getCommand(MatchAll(OnlyValidArgs, MinimumNArgs(2)), true) c := getCommand(MatchAll(OnlyValidArgs, MinimumNArgs(2)), true)
_, err := executeCommand(c, "a", "b") _, err := executeCommand(c, "a", "b")
validOnlyWithInvalidArgs(err, t) expectError(err, t, "validOnlyWithInvalidArgs")
} }
func TestMinimumNArgs_WithLessArgs(t *testing.T) { func TestMinimumNArgs_WithLessArgs(t *testing.T) {
c := getCommand(MinimumNArgs(2), false) c := getCommand(MinimumNArgs(2), false)
_, err := executeCommand(c, "a") _, err := executeCommand(c, "a")
minimumNArgsWithLessArgs(err, t) expectError(err, t, "minimumNArgsWithLessArgs")
} }
func TestMinimumNArgs_WithLessArgs_WithValid(t *testing.T) { func TestMinimumNArgs_WithLessArgs_WithValid(t *testing.T) {
c := getCommand(MinimumNArgs(2), true) c := getCommand(MinimumNArgs(2), true)
_, err := executeCommand(c, "one") _, err := executeCommand(c, "one")
minimumNArgsWithLessArgs(err, t) expectError(err, t, "minimumNArgsWithLessArgs")
} }
func TestMinimumNArgs_WithLessArgs_WithValid_WithInvalidArgs(t *testing.T) { func TestMinimumNArgs_WithLessArgs_WithValid_WithInvalidArgs(t *testing.T) {
c := getCommand(MinimumNArgs(2), true) c := getCommand(MinimumNArgs(2), true)
_, err := executeCommand(c, "a") _, err := executeCommand(c, "a")
minimumNArgsWithLessArgs(err, t) expectError(err, t, "minimumNArgsWithLessArgs")
} }
func TestMinimumNArgs_WithLessArgs_WithValidOnly_WithInvalidArgs(t *testing.T) { func TestMinimumNArgs_WithLessArgs_WithValidOnly_WithInvalidArgs(t *testing.T) {
c := getCommand(MatchAll(OnlyValidArgs, MinimumNArgs(2)), true) c := getCommand(MatchAll(OnlyValidArgs, MinimumNArgs(2)), true)
_, err := executeCommand(c, "a") _, err := executeCommand(c, "a")
validOnlyWithInvalidArgs(err, t) expectError(err, t, "validOnlyWithInvalidArgs")
} }
// MaximumNArgs // MaximumNArgs
@ -252,31 +216,31 @@ func TestMaximumNArgs_WithValid_WithInvalidArgs(t *testing.T) {
func TestMaximumNArgs_WithValidOnly_WithInvalidArgs(t *testing.T) { func TestMaximumNArgs_WithValidOnly_WithInvalidArgs(t *testing.T) {
c := getCommand(MatchAll(OnlyValidArgs, MaximumNArgs(2)), true) c := getCommand(MatchAll(OnlyValidArgs, MaximumNArgs(2)), true)
_, err := executeCommand(c, "a", "b") _, err := executeCommand(c, "a", "b")
validOnlyWithInvalidArgs(err, t) expectError(err, t, "validOnlyWithInvalidArgs")
} }
func TestMaximumNArgs_WithMoreArgs(t *testing.T) { func TestMaximumNArgs_WithMoreArgs(t *testing.T) {
c := getCommand(MaximumNArgs(2), false) c := getCommand(MaximumNArgs(2), false)
_, err := executeCommand(c, "a", "b", "c") _, err := executeCommand(c, "a", "b", "c")
maximumNArgsWithMoreArgs(err, t) expectError(err, t, "maximumNArgsWithMoreArgs")
} }
func TestMaximumNArgs_WithMoreArgs_WithValid(t *testing.T) { func TestMaximumNArgs_WithMoreArgs_WithValid(t *testing.T) {
c := getCommand(MaximumNArgs(2), true) c := getCommand(MaximumNArgs(2), true)
_, err := executeCommand(c, "one", "three", "two") _, err := executeCommand(c, "one", "three", "two")
maximumNArgsWithMoreArgs(err, t) expectError(err, t, "maximumNArgsWithMoreArgs")
} }
func TestMaximumNArgs_WithMoreArgs_WithValid_WithInvalidArgs(t *testing.T) { func TestMaximumNArgs_WithMoreArgs_WithValid_WithInvalidArgs(t *testing.T) {
c := getCommand(MaximumNArgs(2), true) c := getCommand(MaximumNArgs(2), true)
_, err := executeCommand(c, "a", "b", "c") _, err := executeCommand(c, "a", "b", "c")
maximumNArgsWithMoreArgs(err, t) expectError(err, t, "maximumNArgsWithMoreArgs")
} }
func TestMaximumNArgs_WithMoreArgs_WithValidOnly_WithInvalidArgs(t *testing.T) { func TestMaximumNArgs_WithMoreArgs_WithValidOnly_WithInvalidArgs(t *testing.T) {
c := getCommand(MatchAll(OnlyValidArgs, MaximumNArgs(2)), true) c := getCommand(MatchAll(OnlyValidArgs, MaximumNArgs(2)), true)
_, err := executeCommand(c, "a", "b", "c") _, err := executeCommand(c, "a", "b", "c")
validOnlyWithInvalidArgs(err, t) expectError(err, t, "validOnlyWithInvalidArgs")
} }
// ExactArgs // ExactArgs
@ -302,31 +266,31 @@ func TestExactArgs_WithValid_WithInvalidArgs(t *testing.T) {
func TestExactArgs_WithValidOnly_WithInvalidArgs(t *testing.T) { func TestExactArgs_WithValidOnly_WithInvalidArgs(t *testing.T) {
c := getCommand(MatchAll(OnlyValidArgs, ExactArgs(3)), true) c := getCommand(MatchAll(OnlyValidArgs, ExactArgs(3)), true)
_, err := executeCommand(c, "three", "a", "two") _, err := executeCommand(c, "three", "a", "two")
validOnlyWithInvalidArgs(err, t) expectError(err, t, "validOnlyWithInvalidArgs")
} }
func TestExactArgs_WithInvalidCount(t *testing.T) { func TestExactArgs_WithInvalidCount(t *testing.T) {
c := getCommand(ExactArgs(2), false) c := getCommand(ExactArgs(2), false)
_, err := executeCommand(c, "a", "b", "c") _, err := executeCommand(c, "a", "b", "c")
exactArgsWithInvalidCount(err, t) expectError(err, t, "exactArgsWithInvalidCount")
} }
func TestExactArgs_WithInvalidCount_WithValid(t *testing.T) { func TestExactArgs_WithInvalidCount_WithValid(t *testing.T) {
c := getCommand(ExactArgs(2), true) c := getCommand(ExactArgs(2), true)
_, err := executeCommand(c, "three", "one", "two") _, err := executeCommand(c, "three", "one", "two")
exactArgsWithInvalidCount(err, t) expectError(err, t, "exactArgsWithInvalidCount")
} }
func TestExactArgs_WithInvalidCount_WithValid_WithInvalidArgs(t *testing.T) { func TestExactArgs_WithInvalidCount_WithValid_WithInvalidArgs(t *testing.T) {
c := getCommand(ExactArgs(2), true) c := getCommand(ExactArgs(2), true)
_, err := executeCommand(c, "three", "a", "two") _, err := executeCommand(c, "three", "a", "two")
exactArgsWithInvalidCount(err, t) expectError(err, t, "exactArgsWithInvalidCount")
} }
func TestExactArgs_WithInvalidCount_WithValidOnly_WithInvalidArgs(t *testing.T) { func TestExactArgs_WithInvalidCount_WithValidOnly_WithInvalidArgs(t *testing.T) {
c := getCommand(MatchAll(OnlyValidArgs, ExactArgs(2)), true) c := getCommand(MatchAll(OnlyValidArgs, ExactArgs(2)), true)
_, err := executeCommand(c, "three", "a", "two") _, err := executeCommand(c, "three", "a", "two")
validOnlyWithInvalidArgs(err, t) expectError(err, t, "validOnlyWithInvalidArgs")
} }
// RangeArgs // RangeArgs
@ -352,31 +316,31 @@ func TestRangeArgs_WithValid_WithInvalidArgs(t *testing.T) {
func TestRangeArgs_WithValidOnly_WithInvalidArgs(t *testing.T) { func TestRangeArgs_WithValidOnly_WithInvalidArgs(t *testing.T) {
c := getCommand(MatchAll(OnlyValidArgs, RangeArgs(2, 4)), true) c := getCommand(MatchAll(OnlyValidArgs, RangeArgs(2, 4)), true)
_, err := executeCommand(c, "three", "a", "two") _, err := executeCommand(c, "three", "a", "two")
validOnlyWithInvalidArgs(err, t) expectError(err, t, "validOnlyWithInvalidArgs")
} }
func TestRangeArgs_WithInvalidCount(t *testing.T) { func TestRangeArgs_WithInvalidCount(t *testing.T) {
c := getCommand(RangeArgs(2, 4), false) c := getCommand(RangeArgs(2, 4), false)
_, err := executeCommand(c, "a") _, err := executeCommand(c, "a")
rangeArgsWithInvalidCount(err, t) expectError(err, t, "rangeArgsWithInvalidCount")
} }
func TestRangeArgs_WithInvalidCount_WithValid(t *testing.T) { func TestRangeArgs_WithInvalidCount_WithValid(t *testing.T) {
c := getCommand(RangeArgs(2, 4), true) c := getCommand(RangeArgs(2, 4), true)
_, err := executeCommand(c, "two") _, err := executeCommand(c, "two")
rangeArgsWithInvalidCount(err, t) expectError(err, t, "rangeArgsWithInvalidCount")
} }
func TestRangeArgs_WithInvalidCount_WithValid_WithInvalidArgs(t *testing.T) { func TestRangeArgs_WithInvalidCount_WithValid_WithInvalidArgs(t *testing.T) {
c := getCommand(RangeArgs(2, 4), true) c := getCommand(RangeArgs(2, 4), true)
_, err := executeCommand(c, "a") _, err := executeCommand(c, "a")
rangeArgsWithInvalidCount(err, t) expectError(err, t, "rangeArgsWithInvalidCount")
} }
func TestRangeArgs_WithInvalidCount_WithValidOnly_WithInvalidArgs(t *testing.T) { func TestRangeArgs_WithInvalidCount_WithValidOnly_WithInvalidArgs(t *testing.T) {
c := getCommand(MatchAll(OnlyValidArgs, RangeArgs(2, 4)), true) c := getCommand(MatchAll(OnlyValidArgs, RangeArgs(2, 4)), true)
_, err := executeCommand(c, "a") _, err := executeCommand(c, "a")
validOnlyWithInvalidArgs(err, t) expectError(err, t, "validOnlyWithInvalidArgs")
} }
// Takes(No)Args // Takes(No)Args
@ -496,19 +460,19 @@ func TestExactValidArgs(t *testing.T) {
func TestExactValidArgs_WithInvalidCount(t *testing.T) { func TestExactValidArgs_WithInvalidCount(t *testing.T) {
c := getCommand(ExactValidArgs(2), false) c := getCommand(ExactValidArgs(2), false)
_, err := executeCommand(c, "three", "one", "two") _, err := executeCommand(c, "three", "one", "two")
exactArgsWithInvalidCount(err, t) expectError(err, t, "exactArgsWithInvalidCount")
} }
func TestExactValidArgs_WithInvalidCount_WithInvalidArgs(t *testing.T) { func TestExactValidArgs_WithInvalidCount_WithInvalidArgs(t *testing.T) {
c := getCommand(ExactValidArgs(2), true) c := getCommand(ExactValidArgs(2), true)
_, err := executeCommand(c, "three", "a", "two") _, err := executeCommand(c, "three", "a", "two")
exactArgsWithInvalidCount(err, t) expectError(err, t, "exactArgsWithInvalidCount")
} }
func TestExactValidArgs_WithInvalidArgs(t *testing.T) { func TestExactValidArgs_WithInvalidArgs(t *testing.T) {
c := getCommand(ExactValidArgs(2), true) c := getCommand(ExactValidArgs(2), true)
_, err := executeCommand(c, "three", "a") _, err := executeCommand(c, "three", "a")
validOnlyWithInvalidArgs(err, t) expectError(err, t, "validOnlyWithInvalidArgs")
} }
// This test make sure we keep backwards-compatibility with respect // This test make sure we keep backwards-compatibility with respect