| // Copyright 2009 The Go Authors. All rights reserved. |
| // Use of this source code ds governed by a BSD-style |
| // license that can be found in the LICENSE file. |
| |
| package pflag |
| |
| import ( |
| "fmt" |
| "strings" |
| "testing" |
| "time" |
| ) |
| |
| func setUpDSFlagSet(dsp *[]time.Duration) *FlagSet { |
| f := NewFlagSet("test", ContinueOnError) |
| f.DurationSliceVar(dsp, "ds", []time.Duration{}, "Command separated list!") |
| return f |
| } |
| |
| func setUpDSFlagSetWithDefault(dsp *[]time.Duration) *FlagSet { |
| f := NewFlagSet("test", ContinueOnError) |
| f.DurationSliceVar(dsp, "ds", []time.Duration{0, 1}, "Command separated list!") |
| return f |
| } |
| |
| func TestEmptyDS(t *testing.T) { |
| var ds []time.Duration |
| f := setUpDSFlagSet(&ds) |
| err := f.Parse([]string{}) |
| if err != nil { |
| t.Fatal("expected no error; got", err) |
| } |
| |
| getDS, err := f.GetDurationSlice("ds") |
| if err != nil { |
| t.Fatal("got an error from GetDurationSlice():", err) |
| } |
| if len(getDS) != 0 { |
| t.Fatalf("got ds %v with len=%d but expected length=0", getDS, len(getDS)) |
| } |
| } |
| |
| func TestDS(t *testing.T) { |
| var ds []time.Duration |
| f := setUpDSFlagSet(&ds) |
| |
| vals := []string{"1ns", "2ms", "3m", "4h"} |
| arg := fmt.Sprintf("--ds=%s", strings.Join(vals, ",")) |
| err := f.Parse([]string{arg}) |
| if err != nil { |
| t.Fatal("expected no error; got", err) |
| } |
| for i, v := range ds { |
| d, err := time.ParseDuration(vals[i]) |
| if err != nil { |
| t.Fatalf("got error: %v", err) |
| } |
| if d != v { |
| t.Fatalf("expected ds[%d] to be %s but got: %d", i, vals[i], v) |
| } |
| } |
| getDS, err := f.GetDurationSlice("ds") |
| if err != nil { |
| t.Fatalf("got error: %v", err) |
| } |
| for i, v := range getDS { |
| d, err := time.ParseDuration(vals[i]) |
| if err != nil { |
| t.Fatalf("got error: %v", err) |
| } |
| if d != v { |
| t.Fatalf("expected ds[%d] to be %s but got: %d from GetDurationSlice", i, vals[i], v) |
| } |
| } |
| } |
| |
| func TestDSDefault(t *testing.T) { |
| var ds []time.Duration |
| f := setUpDSFlagSetWithDefault(&ds) |
| |
| vals := []string{"0s", "1ns"} |
| |
| err := f.Parse([]string{}) |
| if err != nil { |
| t.Fatal("expected no error; got", err) |
| } |
| for i, v := range ds { |
| d, err := time.ParseDuration(vals[i]) |
| if err != nil { |
| t.Fatalf("got error: %v", err) |
| } |
| if d != v { |
| t.Fatalf("expected ds[%d] to be %d but got: %d", i, d, v) |
| } |
| } |
| |
| getDS, err := f.GetDurationSlice("ds") |
| if err != nil { |
| t.Fatal("got an error from GetDurationSlice():", err) |
| } |
| for i, v := range getDS { |
| d, err := time.ParseDuration(vals[i]) |
| if err != nil { |
| t.Fatal("got an error from GetDurationSlice():", err) |
| } |
| if d != v { |
| t.Fatalf("expected ds[%d] to be %d from GetDurationSlice but got: %d", i, d, v) |
| } |
| } |
| } |
| |
| func TestDSWithDefault(t *testing.T) { |
| var ds []time.Duration |
| f := setUpDSFlagSetWithDefault(&ds) |
| |
| vals := []string{"1ns", "2ns"} |
| arg := fmt.Sprintf("--ds=%s", strings.Join(vals, ",")) |
| err := f.Parse([]string{arg}) |
| if err != nil { |
| t.Fatal("expected no error; got", err) |
| } |
| for i, v := range ds { |
| d, err := time.ParseDuration(vals[i]) |
| if err != nil { |
| t.Fatalf("got error: %v", err) |
| } |
| if d != v { |
| t.Fatalf("expected ds[%d] to be %d but got: %d", i, d, v) |
| } |
| } |
| |
| getDS, err := f.GetDurationSlice("ds") |
| if err != nil { |
| t.Fatal("got an error from GetDurationSlice():", err) |
| } |
| for i, v := range getDS { |
| d, err := time.ParseDuration(vals[i]) |
| if err != nil { |
| t.Fatalf("got error: %v", err) |
| } |
| if d != v { |
| t.Fatalf("expected ds[%d] to be %d from GetDurationSlice but got: %d", i, d, v) |
| } |
| } |
| } |
| |
| func TestDSCalledTwice(t *testing.T) { |
| var ds []time.Duration |
| f := setUpDSFlagSet(&ds) |
| |
| in := []string{"1ns,2ns", "3ns"} |
| expected := []time.Duration{1, 2, 3} |
| argfmt := "--ds=%s" |
| arg1 := fmt.Sprintf(argfmt, in[0]) |
| arg2 := fmt.Sprintf(argfmt, in[1]) |
| err := f.Parse([]string{arg1, arg2}) |
| if err != nil { |
| t.Fatal("expected no error; got", err) |
| } |
| for i, v := range ds { |
| if expected[i] != v { |
| t.Fatalf("expected ds[%d] to be %d but got: %d", i, expected[i], v) |
| } |
| } |
| } |