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Test for random.go added
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1 changed files with 70 additions and 0 deletions
70
random_test.go
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70
random_test.go
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// SPDX-FileCopyrightText: 2022 Winni Neessen <winni@neessen.dev>
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//
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// SPDX-License-Identifier: MIT
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package mail
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import (
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"strings"
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"testing"
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)
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// TestRandomStringSecure tests the randomStringSecure method
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func TestRandomStringSecure(t *testing.T) {
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tt := []struct {
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testName string
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length int
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mustNotMatch string
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}{
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{"20 chars", 20, "'"},
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{"100 chars", 100, "'"},
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{"1000 chars", 1000, "'"},
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}
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for _, tc := range tt {
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t.Run(tc.testName, func(t *testing.T) {
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rs, err := randomStringSecure(tc.length)
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if err != nil {
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t.Errorf("random string generation failed: %s", err)
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}
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if strings.Contains(rs, tc.mustNotMatch) {
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t.Errorf("random string contains unexpected character. got: %s, not-expected: %s",
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rs, tc.mustNotMatch)
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}
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if len(rs) != tc.length {
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t.Errorf("random string length does not match. expected: %d, got: %d", tc.length, len(rs))
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}
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})
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}
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}
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// TestRandomNum tests the randomNum method
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func TestRandomNum(t *testing.T) {
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tt := []struct {
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testName string
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max int
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}{
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{"Max: 1", 1},
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{"Max: 20", 20},
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{"Max: 50", 50},
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{"Max: 100", 100},
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{"Max: 1000", 1000},
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{"Max: 10000", 10000},
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{"Max: 100000000", 100000000},
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}
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for _, tc := range tt {
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t.Run(tc.testName, func(t *testing.T) {
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rn, err := randNum(tc.max)
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if err != nil {
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t.Errorf("random number generation failed: %s", err)
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}
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if rn < 0 {
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t.Errorf("random number generation failed: %d is smaller than zero", rn)
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}
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if rn > tc.max {
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t.Errorf("random number generation failed: %d is bigger than given value %d", rn, tc.max)
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}
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})
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}
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}
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