code: добавлены исправленные модульные тесты для персонального варианта

lab3_personal/personal_unittest.cbp

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+<?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
+<CodeBlocks_project_file>
+	<FileVersion major="1" minor="6" />
+	<Project>
+		<Option title="personal_unittest" />
+		<Option pch_mode="2" />
+		<Option compiler="gcc" />
+		<Build>
+			<Target title="Debug">
+				<Option output="bin/Debug/personal_unittest" prefix_auto="1" extension_auto="1" />
+				<Option object_output="obj/Debug/" />
+				<Option type="1" />
+				<Option compiler="gcc" />
+				<Compiler>
+					<Add option="-g" />
+				</Compiler>
+			</Target>
+			<Target title="Release">
+				<Option output="bin/Release/personal_unittest" prefix_auto="1" extension_auto="1" />
+				<Option object_output="obj/Release/" />
+				<Option type="1" />
+				<Option compiler="gcc" />
+				<Compiler>
+					<Add option="-O2" />
+				</Compiler>
+				<Linker>
+					<Add option="-s" />
+				</Linker>
+			</Target>
+		</Build>
+		<Compiler>
+			<Add option="-Wall" />
+		</Compiler>
+		<Unit filename="doctest.h" />
+		<Unit filename="personal_unittest.cpp" />
+		<Unit filename="styled_text_func_internal.h" />
+		<Unit filename="svg.cpp" />
+		<Extensions />
+	</Project>
+</CodeBlocks_project_file>

lab3_personal/personal_unittest.cpp

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+#define DOCTEST_CONFIG_NO_MULTITHREADING
+#define DOCTEST_CONFIG_IMPLEMENT_WITH_MAIN
+#include "doctest.h"
+#include "styled_text_func_internal.h"
+#include <iostream>
+
+TEST_CASE("Some mistakes in words") {
+    std::string text_style = styled_text_func ();
+    CHECK(text_style == "underline");
+}
+TEST_CASE("Not using any style") {
+    std::string text_style = styled_text_func ();
+    CHECK(text_style == "none");
+}
+TEST_CASE("Using 'none' as style after answering 'Yes'") {
+    std::string text_style = styled_text_func ();
+    CHECK(text_style == "none");
+}

lab3_personal/styled_text_func_internal.h

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+#pragma once
+#include <iostream>
+
+std::string
+styled_text_func ();