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// Copyright 2018 The Amber Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "amber/result.h"
#include "gtest/gtest.h"
namespace amber {
using ResultTest = testing::Test;
TEST_F(ResultTest, SuccessByDefault) {
Result r;
EXPECT_TRUE(r.IsSuccess());
}
TEST_F(ResultTest, ErrorWithString) {
Result r("Test Failed");
EXPECT_FALSE(r.IsSuccess());
EXPECT_EQ("Test Failed", r.Error());
}
TEST_F(ResultTest, ErrorWithEmptyString) {
Result r("");
EXPECT_FALSE(r.IsSuccess());
EXPECT_EQ("<no error message given>", r.Error());
}
TEST_F(ResultTest, Copy) {
Result r("Testing");
Result r2(r);
EXPECT_FALSE(r2.IsSuccess());
EXPECT_EQ("Testing", r2.Error());
}
TEST_F(ResultTest, Append1String) {
Result r;
r += "Test Failed";
EXPECT_EQ("Test Failed", r.Error());
}
TEST_F(ResultTest, Append3Strings) {
Result r;
r += "Error one";
r += "Error two";
r += "Error three";
EXPECT_EQ(R"(3 errors:
(1) Error one
(2) Error two
(3) Error three)",
r.Error());
}
TEST_F(ResultTest, Append1SingleErrorResult) {
Result r;
r += Result("Test Failed");
EXPECT_EQ("Test Failed", r.Error());
}
TEST_F(ResultTest, Append3SingleErrorResults) {
Result r;
r += Result("Error one");
r += Result("Error two");
r += Result("Error three");
EXPECT_EQ(R"(3 errors:
(1) Error one
(2) Error two
(3) Error three)",
r.Error());
}
TEST_F(ResultTest, Append3MixedResults) {
Result r;
r += Result("Error one");
r += Result(); // success
r += Result("Error two");
EXPECT_EQ(R"(2 errors:
(1) Error one
(2) Error two)",
r.Error());
}
TEST_F(ResultTest, AppendMultipleErrorResults) {
Result r1;
r1 += Result("r1 error one");
r1 += Result("r1 error two");
r1 += Result("r1 error three");
r1 += Result("");
Result r2;
r2 += Result("r2 error one");
r2 += r1;
r2 += Result("r2 error two");
EXPECT_EQ(R"(6 errors:
(1) r2 error one
(2) r1 error one
(3) r1 error two
(4) r1 error three
(5) <no error message given>
(6) r2 error two)",
r2.Error());
}
} // namespace amber
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