feat(validation): add test for IsPwdComplex

internal/pkg/validation/password_test.go

@@ -0,0 +1,72 @@
+package validation
+
+import (
+	"github.com/stretchr/testify/assert"
+	"testing"
+)
+
+func TestIsPwdComplex(t *testing.T) {
+	tests := []struct {
+		name     string
+		password string
+		expect   bool
+	}{
+		{
+			name:     "Empty password",
+			password: "",
+			expect:   false,
+		},
+		{
+			name:     "Lowercase only, too short",
+			password: "abcde",
+			expect:   false,
+		},
+		{
+			name:     "Lowercase only, sufficient length",
+			password: "abcdefghijabcdefghij",
+			expect:   true,
+		},
+		{
+			name:     "Lowercase and digits, too short",
+			password: "abc123",
+			expect:   false,
+		},
+		{
+			name:     "Lowercase and digits, sufficient length",
+			password: "abc123abc123",
+			expect:   true,
+		},
+		{
+			name:     "Lowercase, uppercase, and digits, too short",
+			password: "Abc123",
+			expect:   false,
+		},
+		{
+			name:     "Lowercase, uppercase, and digits, sufficient length",
+			password: "Abc123Abc123",
+			expect:   true,
+		},
+		{
+			name:     "Lowercase, uppercase, digits, and special chars, sufficient length",
+			password: "Abc123!@#Abc123!@#",
+			expect:   true,
+		},
+		{
+			name:     "Only special characters, too short",
+			password: "!@#$%^",
+			expect:   false,
+		},
+		{
+			name:     "Only special characters, sufficient length",
+			password: "!@#$%^&*()_+!@#$%^&*()_+",
+			expect:   true,
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			t.Parallel()
+			actual := IsPwdComplex(tt.password)
+			assert.Equalf(t, tt.expect, actual, "IsPwdComplex() = %v, expect %v", actual, tt.expect)
+		})
+	}
+}