2021-06-15 15:36:49 +01:00
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package home
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import (
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"bytes"
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"encoding/json"
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"strings"
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"testing"
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"time"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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yaml "gopkg.in/yaml.v2"
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)
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2021-07-01 16:50:28 +01:00
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func TestDuration_String(t *testing.T) {
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testCases := []struct {
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name string
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val time.Duration
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}{{
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name: "1s",
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val: time.Second,
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}, {
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name: "1m",
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val: time.Minute,
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}, {
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name: "1h",
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val: time.Hour,
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}, {
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name: "1m1s",
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val: time.Minute + time.Second,
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}, {
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name: "1h1m",
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val: time.Hour + time.Minute,
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}, {
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name: "1h0m1s",
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val: time.Hour + time.Second,
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}, {
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name: "1ms",
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val: time.Millisecond,
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}, {
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name: "1h0m0.001s",
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val: time.Hour + time.Millisecond,
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}, {
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name: "1.001s",
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val: time.Second + time.Millisecond,
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}, {
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name: "1m1.001s",
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val: time.Minute + time.Second + time.Millisecond,
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}}
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for _, tc := range testCases {
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t.Run(tc.name, func(t *testing.T) {
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d := Duration{Duration: tc.val}
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assert.Equal(t, tc.name, d.String())
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})
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}
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}
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2021-06-15 15:36:49 +01:00
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// durationEncodingTester is a helper struct to simplify testing different
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// Duration marshalling and unmarshalling cases.
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type durationEncodingTester struct {
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PtrMap map[string]*Duration `json:"ptr_map" yaml:"ptr_map"`
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PtrSlice []*Duration `json:"ptr_slice" yaml:"ptr_slice"`
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PtrValue *Duration `json:"ptr_value" yaml:"ptr_value"`
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PtrArray [1]*Duration `json:"ptr_array" yaml:"ptr_array"`
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Map map[string]Duration `json:"map" yaml:"map"`
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Slice []Duration `json:"slice" yaml:"slice"`
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Value Duration `json:"value" yaml:"value"`
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Array [1]Duration `json:"array" yaml:"array"`
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}
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const nl = "\n"
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const (
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jsonStr = `{` +
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`"ptr_map":{"dur":"1ms"},` +
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`"ptr_slice":["1ms"],` +
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`"ptr_value":"1ms",` +
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`"ptr_array":["1ms"],` +
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`"map":{"dur":"1ms"},` +
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`"slice":["1ms"],` +
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`"value":"1ms",` +
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`"array":["1ms"]` +
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`}`
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yamlStr = `ptr_map:` + nl +
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` dur: 1ms` + nl +
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`ptr_slice:` + nl +
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`- 1ms` + nl +
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`ptr_value: 1ms` + nl +
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`ptr_array:` + nl +
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`- 1ms` + nl +
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`map:` + nl +
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` dur: 1ms` + nl +
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`slice:` + nl +
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`- 1ms` + nl +
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`value: 1ms` + nl +
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`array:` + nl +
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`- 1ms`
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)
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// defaultTestDur is the default time.Duration value to be used throughout the tests of
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// Duration.
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const defaultTestDur = time.Millisecond
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// checkFields verifies m's fields. It expects the m to be unmarshalled from
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// one of the constant strings above.
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func (m *durationEncodingTester) checkFields(t *testing.T, d Duration) {
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t.Run("pointers_map", func(t *testing.T) {
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require.NotNil(t, m.PtrMap)
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fromPtrMap, ok := m.PtrMap["dur"]
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require.True(t, ok)
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require.NotNil(t, fromPtrMap)
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assert.Equal(t, d, *fromPtrMap)
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})
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t.Run("pointers_slice", func(t *testing.T) {
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require.Len(t, m.PtrSlice, 1)
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fromPtrSlice := m.PtrSlice[0]
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require.NotNil(t, fromPtrSlice)
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assert.Equal(t, d, *fromPtrSlice)
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})
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t.Run("pointers_array", func(t *testing.T) {
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fromPtrArray := m.PtrArray[0]
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require.NotNil(t, fromPtrArray)
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assert.Equal(t, d, *fromPtrArray)
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})
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t.Run("pointer_value", func(t *testing.T) {
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require.NotNil(t, m.PtrValue)
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assert.Equal(t, d, *m.PtrValue)
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})
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t.Run("map", func(t *testing.T) {
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fromMap, ok := m.Map["dur"]
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require.True(t, ok)
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assert.Equal(t, d, fromMap)
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})
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t.Run("slice", func(t *testing.T) {
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require.Len(t, m.Slice, 1)
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assert.Equal(t, d, m.Slice[0])
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})
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t.Run("array", func(t *testing.T) {
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assert.Equal(t, d, m.Array[0])
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})
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t.Run("value", func(t *testing.T) {
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assert.Equal(t, d, m.Value)
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})
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}
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func TestDuration_MarshalText(t *testing.T) {
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d := Duration{defaultTestDur}
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dPtr := &d
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v := durationEncodingTester{
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PtrMap: map[string]*Duration{"dur": dPtr},
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PtrSlice: []*Duration{dPtr},
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PtrValue: dPtr,
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PtrArray: [1]*Duration{dPtr},
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Map: map[string]Duration{"dur": d},
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Slice: []Duration{d},
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Value: d,
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Array: [1]Duration{d},
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}
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b := &bytes.Buffer{}
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t.Run("json", func(t *testing.T) {
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t.Cleanup(b.Reset)
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err := json.NewEncoder(b).Encode(v)
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require.NoError(t, err)
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assert.JSONEq(t, jsonStr, b.String())
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})
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t.Run("yaml", func(t *testing.T) {
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t.Cleanup(b.Reset)
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err := yaml.NewEncoder(b).Encode(v)
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require.NoError(t, err)
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assert.YAMLEq(t, yamlStr, b.String(), b.String())
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})
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t.Run("direct", func(t *testing.T) {
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data, err := d.MarshalText()
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require.NoError(t, err)
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assert.EqualValues(t, []byte(defaultTestDur.String()), data)
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})
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}
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func TestDuration_UnmarshalText(t *testing.T) {
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d := Duration{defaultTestDur}
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var v *durationEncodingTester
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t.Run("json", func(t *testing.T) {
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v = &durationEncodingTester{}
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r := strings.NewReader(jsonStr)
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err := json.NewDecoder(r).Decode(v)
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require.NoError(t, err)
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v.checkFields(t, d)
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})
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t.Run("yaml", func(t *testing.T) {
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v = &durationEncodingTester{}
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r := strings.NewReader(yamlStr)
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err := yaml.NewDecoder(r).Decode(v)
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require.NoError(t, err)
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v.checkFields(t, d)
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})
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t.Run("direct", func(t *testing.T) {
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dd := &Duration{}
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err := dd.UnmarshalText([]byte(d.String()))
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require.NoError(t, err)
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assert.Equal(t, d, *dd)
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})
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t.Run("bad_data", func(t *testing.T) {
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assert.Error(t, (&Duration{}).UnmarshalText([]byte(`abc`)))
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})
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}
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