34 lines
896 B
Go
34 lines
896 B
Go
package testutil // import "github.com/docker/docker/internal/testutil"
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import (
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"testing"
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"gotest.tools/assert"
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is "gotest.tools/assert/cmp"
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)
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func testLengthHelper(generator func(int) string, t *testing.T) {
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expectedLength := 20
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s := generator(expectedLength)
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assert.Check(t, is.Equal(expectedLength, len(s)))
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}
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func testUniquenessHelper(generator func(int) string, t *testing.T) {
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repeats := 25
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set := make(map[string]struct{}, repeats)
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for i := 0; i < repeats; i = i + 1 {
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str := generator(64)
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assert.Check(t, is.Equal(64, len(str)))
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_, ok := set[str]
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assert.Check(t, !ok, "Random number is repeated")
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set[str] = struct{}{}
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}
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}
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func TestGenerateRandomAlphaOnlyStringLength(t *testing.T) {
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testLengthHelper(GenerateRandomAlphaOnlyString, t)
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}
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func TestGenerateRandomAlphaOnlyStringUniqueness(t *testing.T) {
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testUniquenessHelper(GenerateRandomAlphaOnlyString, t)
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}
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