StringTest.hpp

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// ======================================================================
// \title  StringTest.hpp
// \author T. Chieu
// \brief  hpp file for StringTest class
//
// \copyright
// Copyright (C) 2009-2022 California Institute of Technology.
// ALL RIGHTS RESERVED.  United States Government Sponsorship
// acknowledged.
//
// ======================================================================
 
#ifndef FPP_TEST_STRING_TEST_HPP
#define FPP_TEST_STRING_TEST_HPP
 
#include "FppTest/utils/Utils.hpp"
 
#include "Fw/Types/String.hpp"
#include "Fw/Types/StringUtils.hpp"
 
#include "gtest/gtest.h"
 
namespace FppTest {
 
    namespace String {
 
        // Get the size of a string type
        template <typename StringType>
        U32 getSize() {
            return 80;
        }
 
    } // namespace String
 
} // namespace FppTest
 
// Test a nested string class
template <class StringType>
class StringTest : public ::testing::Test {
protected:
    void SetUp() override {
        size = FppTest::String::getSize<StringType>();
 
        FppTest::Utils::setString(src, size);
 
        char fwStrBuf1[Fw::String::STRING_SIZE];
        FppTest::Utils::setString(fwStrBuf1, sizeof(fwStrBuf1));
        fwStr = fwStrBuf1;
 
        // Truncate fwStr for comparison
        char fwStrBuf2[size];
        Fw::StringUtils::string_copy(fwStrBuf2, fwStr.toChar(), size);
        fwSubstr = fwStrBuf2;
    }
 
    U32 size;
    char src[StringType::SERIALIZED_SIZE];
 
    Fw::String fwStr;
    Fw::String fwSubstr;
};
 
TYPED_TEST_SUITE_P(StringTest);
 
// Test string capacity and default constructor
TYPED_TEST_P(StringTest, Default) {
    TypeParam str;
 
    // Capacity
    ASSERT_EQ(str.getCapacity(), this->size);
 
    // Serialized size
    ASSERT_EQ(
        TypeParam::SERIALIZED_SIZE, 
        this->size + sizeof(FwBuffSizeType)
    );
 
    // Default constructors
    ASSERT_STREQ(str.toChar(), "");
}
 
// Test string constructors
TYPED_TEST_P(StringTest, Constructors) {
    // Char array constructor
    TypeParam str1(this->src);
    ASSERT_STREQ(str1.toChar(), this->src);
 
    // Copy constructor
    TypeParam str2(str1);
    ASSERT_STREQ(str2.toChar(), str1.toChar());
 
    // Fw::StringBase constructor
    TypeParam str3(this->fwStr);
    ASSERT_STREQ(str3.toChar(), this->fwSubstr.toChar());
}
 
// Test string assignment operator
TYPED_TEST_P(StringTest, AssignmentOp) {
    TypeParam str1;
    TypeParam str2;
    TypeParam str3;
 
    // Char array assignment
    str1 = this->src;
    ASSERT_STREQ(str1.toChar(), this->src);
 
    // Copy assignment
    TypeParam& strRef = str1;
    str1 = strRef;
    ASSERT_EQ(&str1, &strRef);
    
    str2 = str1;
    ASSERT_STREQ(str1.toChar(), str1.toChar());
 
    // Fw::StringBase assignment
    Fw::StringBase& sbRef = str1;
    str1 = sbRef;
    ASSERT_EQ(&str1, &sbRef);
 
    str3 = this->fwStr;
    ASSERT_STREQ(str3.toChar(), this->fwSubstr.toChar());
}
 
// Register all test patterns
REGISTER_TYPED_TEST_SUITE_P(StringTest,
    Default,
    Constructors,
    AssignmentOp
);
 
#endif