49e0584f93
Signed-off-by: Iskander Sharipov <quasilyte@gmail.com>
62 lines
1.2 KiB
Go
62 lines
1.2 KiB
Go
package challenge
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import (
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"math/rand"
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"testing"
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"time"
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)
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func runWinnerTest(t *testing.T, gophers []gopher) {
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if len(gophers) >= 5 {
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rand.Seed(time.Now().UTC().UnixNano())
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winner := rand.Intn(len(gophers))
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t.Logf("The winner is: %s!", gophers[winner].key())
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} else {
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t.Log("Not enough participants")
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}
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}
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func TestWinner(t *testing.T) {
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kazanGophers := []gopher{}
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nizhnyGophers := []gopher{}
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// keys is a set of all participants keys.
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// Needed to detect collisions.
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keys := map[string]bool{}
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// Check whether all fields are set correctly.
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for i, g := range gophers {
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if g.name == "" {
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t.Errorf("gopher[%d] name is empty", i)
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continue
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}
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if g.post == "" {
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t.Errorf("gopher[%d] (%s) post is empty", i, g.name)
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continue
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}
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if keys[g.key()] {
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t.Errorf("gopher[%d] (%s) is a duplicate", i, g.name)
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continue
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}
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keys[g.key()] = true
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if g.tester {
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continue
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}
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if g.nizhnyNovgorod {
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nizhnyGophers = append(nizhnyGophers, g)
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} else {
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kazanGophers = append(kazanGophers, g)
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}
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}
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t.Run("Kazan", func(t *testing.T) {
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runWinnerTest(t, kazanGophers)
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})
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t.Run("NizhnyNovgorod", func(t *testing.T) {
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runWinnerTest(t, nizhnyGophers)
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})
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}
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