107 lines
2.3 KiB
Go
107 lines
2.3 KiB
Go
package nomino
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import (
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"errors"
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"testing"
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"time"
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"github.com/google/uuid"
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"github.com/stretchr/testify/assert"
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)
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func TestWithGenerator(t *testing.T) {
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g := func() (string, error) { return "abc", nil }
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var c Config
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WithGenerator(g)(&c)
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st, err := c.generator()
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assert.NoError(t, err)
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assert.Equal(t, "abc", st)
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}
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func TestMultiGeneratorInOrder(t *testing.T) {
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st1 := "abc"
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st2 := "def"
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er1 := errors.New("oops")
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g1 := func() (string, error) { return st1, nil }
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g2 := func() (string, error) { return st2, nil }
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g3 := func() (string, error) { return "", er1 }
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g := MultiGeneratorInOrder(g1, g2, g3)
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st, err := g()
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assert.NoError(t, err)
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assert.Equal(t, st1, st)
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st, err = g()
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assert.NoError(t, err)
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assert.Equal(t, st2, st)
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st, err = g()
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assert.Zero(t, st)
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assert.ErrorIs(t, err, er1)
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st, err = g()
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assert.NoError(t, err)
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assert.Equal(t, st1, st)
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}
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func TestMultiGeneratorInOrderOne(t *testing.T) {
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st1 := "abc"
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g1 := func() (string, error) { return st1, nil }
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g := MultiGeneratorInOrder(g1)
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st, err := g()
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assert.NoError(t, err)
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assert.Equal(t, st1, st)
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st, err = g()
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assert.NoError(t, err)
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assert.Equal(t, st1, st)
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}
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func TestMultiGeneratorInOrderMissing(t *testing.T) {
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g := MultiGeneratorInOrder()
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st, err := g()
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assert.Zero(t, st)
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assert.ErrorIs(t, err, ErrMissingGenerators)
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st, err = g()
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assert.Zero(t, st)
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assert.ErrorIs(t, err, ErrMissingGenerators)
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}
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func TestUUID(t *testing.T) {
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st, err := UUID()()
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assert.NoError(t, err)
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_, parseErr := uuid.Parse(st)
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assert.NoError(t, parseErr)
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}
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type badRead struct{}
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func (badRead) Read([]byte) (int, error) {
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return 0, errors.New("sorry")
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}
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func TestUUIDFail(t *testing.T) {
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uuid.SetRand(badRead{})
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defer uuid.SetRand(nil)
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_, err := UUID()()
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assert.Equal(t, errors.New("sorry"), err)
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}
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func TestTimestamp(t *testing.T) {
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n := time.Now()
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st, err := Timestamp()()
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assert.NoError(t, err)
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assert.Equal(t, n.Format(FileTimestamp), st)
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}
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func TestTime(t *testing.T) {
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d := time.Date(1986, time.March, 28, 12, 0, 0, 0, time.UTC)
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st, err := Time(d)()
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assert.NoError(t, err)
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assert.Equal(t, d.Format(FileTimestamp), st)
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}
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func TestTimestampUTC(t *testing.T) {
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n := time.Now()
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st, err := TimestampUTC()()
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assert.NoError(t, err)
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assert.Equal(t, n.UTC().Format(FileTimestampNoTZ), st)
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}
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