probo/hasher/hasher_test.go

package hasher

import (
	"testing"

	"git.andreafazzi.eu/andrea/probo/client"
	"github.com/remogatto/prettytest"
)

type testSuite struct {
	prettytest.Suite
}

func TestRunner(t *testing.T) {
	prettytest.Run(
		t,
		new(testSuite),
	)
}

func (t *testSuite) TestQuizHashes() {
	h := NewDefaultHash(DefaultSHA256HashingFn)

	firstQuizRequest := &client.CreateQuizRequest{
		Question: &client.CreateQuestionRequest{
			Text: "Question 1"},
		Answers: []*client.CreateAnswerRequest{
			{Text: "Answer 2", Correct: false},
			{Text: "Answer 3", Correct: false},
			{Text: "Answer 1", Correct: true},
		},
	}

	secondQuizRequest := &client.CreateQuizRequest{
		Question: &client.CreateQuestionRequest{
			Text: "Question 1"},
		Answers: []*client.CreateAnswerRequest{
			{Text: "Answer 1", Correct: false},
			{Text: "Answer 2", Correct: false},
			{Text: "Answer 3", Correct: true},
		},
	}

	thirdQuizRequest := &client.CreateQuizRequest{
		Question: &client.CreateQuestionRequest{
			Text: "Question 2"},
		Answers: []*client.CreateAnswerRequest{
			{Text: "Answer 1", Correct: false},
			{Text: "Answer 2", Correct: false},
			{Text: "Answer 3", Correct: true},
		},
	}

	hashesFromFirstRequest := h.QuizHashes(firstQuizRequest)
	hashesFromSecondRequest := h.QuizHashes(secondQuizRequest)
	hashesFromThirdRequest := h.QuizHashes(thirdQuizRequest)

	t.Equal(5, len(hashesFromFirstRequest))

	t.True(hashesFromFirstRequest[1] == hashesFromSecondRequest[2], "Answers' hashes should maintain original request's order")
	t.True(hashesFromFirstRequest[4] == hashesFromSecondRequest[4], "Quiz hash should be the same because quizzes are duplicated")
	t.True(hashesFromFirstRequest[1] != hashesFromThirdRequest[1], "Questions' hashes should not be the same because texts are different")
	t.True(hashesFromFirstRequest[4] != hashesFromThirdRequest[4], "Quiz hash should not be the same because quizzes are not duplicated")
}