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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "gtest/gtest.h"
#include "mozilla/ArrayAlgorithm.h"
#include "mozilla/Result.h"
#include "mozilla/ResultExtensions.h"
#include "nsTArray.h"
using namespace mozilla;
using std::begin;
using std::end;
namespace {
constexpr static int32_t arr1[3] = {1, 2, 3};
}
TEST(nsAlgorithm_TransformIntoNewArrayAbortOnErr, NoError_Fallible)
{
auto res = TransformIntoNewArrayAbortOnErr(
begin(arr1), end(arr1),
[](const int32_t value) -> Result<int64_t, nsresult> {
return value * 10;
},
fallible);
ASSERT_TRUE(res.isOk());
const nsTArray<int64_t>& out = res.inspect();
const nsTArray<int64_t> expected = {10, 20, 30};
ASSERT_EQ(expected, out);
}
TEST(nsAlgorithm_TransformIntoNewArrayAbortOnErr, NoError_Fallible_Range)
{
auto res = TransformIntoNewArrayAbortOnErr(
arr1,
[](const int32_t value) -> Result<int64_t, nsresult> {
return value * 10;
},
fallible);
ASSERT_TRUE(res.isOk());
const nsTArray<int64_t>& out = res.inspect();
const nsTArray<int64_t> expected = {10, 20, 30};
ASSERT_EQ(expected, out);
}
TEST(nsAlgorithm_TransformIntoNewArrayAbortOnErr, ErrorOnOther_Fallible)
{
auto res = TransformIntoNewArrayAbortOnErr(
begin(arr1), end(arr1),
[](const int32_t value) -> Result<int64_t, nsresult> {
if (value > 1) {
return Err(NS_ERROR_FAILURE);
}
return value * 10;
},
fallible);
ASSERT_TRUE(res.isErr());
ASSERT_EQ(NS_ERROR_FAILURE, res.inspectErr());
}
TEST(nsAlgorithm_TransformIntoNewArray, NoError)
{
auto res = TransformIntoNewArray(
begin(arr1), end(arr1),
[](const int32_t value) -> int64_t { return value * 10; });
const nsTArray<int64_t> expected = {10, 20, 30};
ASSERT_EQ(expected, res);
}
TEST(nsAlgorithm_TransformIntoNewArray, NoError_Range)
{
auto res = TransformIntoNewArray(
arr1, [](const int32_t value) -> int64_t { return value * 10; });
const nsTArray<int64_t> expected = {10, 20, 30};
ASSERT_EQ(expected, res);
}
TEST(nsAlgorithm_TransformIntoNewArray, NoError_Fallible)
{
auto res = TransformIntoNewArray(
begin(arr1), end(arr1),
[](const int32_t value) -> int64_t { return value * 10; }, fallible);
ASSERT_TRUE(res.isOk());
const nsTArray<int64_t>& out = res.inspect();
const nsTArray<int64_t> expected = {10, 20, 30};
ASSERT_EQ(expected, out);
}
TEST(nsAlgorithm_TransformIntoNewArray, NoError_Fallible_Range)
{
auto res = TransformIntoNewArray(
arr1, [](const int32_t value) -> int64_t { return value * 10; },
fallible);
ASSERT_TRUE(res.isOk());
const nsTArray<int64_t>& out = res.inspect();
const nsTArray<int64_t> expected = {10, 20, 30};
ASSERT_EQ(expected, out);
}