Загрузил(а) файлы в ''

svg.h

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+#ifndef SVG_H_INCLUDED
+#define SVG_H_INCLUDED
+#include <string>
+#include <vector>
+
+void
+svg_begin(double width, double height);
+
+void
+svg_end();
+
+void
+show_histogram_svg(const std::vector<size_t>& bins);
+
+void
+svg_text(double left, double baseline, std::string text);
+
+std::string
+bin_color(size_t bin, size_t max_count);
+
+void
+svg_rect(double x, double y, double width, double height, std::string stroke = "black", std::string fil = "black");
+
+#endif // SVG_H_INCLUDED

text.cpp

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+#include "text.h"
+#include <iostream>
+
+void
+show_histogram_text(std::vector<size_t>& bins){
+
+    size_t max_count = 0;
+    for (size_t x: bins) {
+        if (x > max_count) {
+                max_count = x;
+        }
+    }
+
+    if (max_count > MAX_ASTERISK) {
+        for (size_t count: bins) {
+            size_t height = MAX_ASTERISK * (static_cast<double>(count) / max_count);
+            if (count < 10) {
+                std::cout << "  " << count << "|";
+            }
+            else if (count >= 100) {
+                std::cout << count << "|";
+            }
+
+            else {
+                std::cout << " " << count << "|";
+            }
+
+            for (size_t i = 0; i < height; i++) {
+                std::cout << "*";
+            }
+            std::cout << "\n";
+        }
+    }
+
+    else {
+        for (size_t x: bins) {
+            if (x < 10) {
+                std::cout << "  " << x << "|";
+            }
+            else if (x >= 100) {
+                std::cout << x << "|";
+            }
+
+            else {
+                std::cout << " " << x << "|";
+            }
+
+            for (size_t i = 0; i < x; i++) {
+                std::cout << "*";
+            }
+            std::cout << "\n";
+        }
+    }
+
+}

text.h

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+#ifndef TEXT_H_INCLUDED
+#define TEXT_H_INCLUDED
+
+#include <vector>
+
+const size_t SCREEN_WIDTH = 80;
+const size_t MAX_ASTERISK = SCREEN_WIDTH - 3 - 1;
+
+void
+show_histogram_text(std::vector<size_t>& bins);
+
+#endif // TEXT_H_INCLUDED

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="unittest" />
+		<Option pch_mode="2" />
+		<Option compiler="gcc" />
+		<Build>
+			<Target title="Debug">
+				<Option output="bin/Debug/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/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="histogram.cpp" />
+		<Unit filename="histogram_internal.h" />
+		<Unit filename="svg.cpp" />
+		<Unit filename="unittest.cpp" />
+		<Extensions>
+			<lib_finder disable_auto="1" />
+		</Extensions>
+	</Project>
+</CodeBlocks_project_file>

unittest.cpp

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+#define DOCTEST_CONFIG_NO_MULTITHREADING
+#define DOCTEST_CONFIG_IMPLEMENT_WITH_MAIN
+#include "doctest.h"
+#include "histogram_internal.h"
+
+using namespace std;
+
+TEST_CASE("distinct positive numbers") {
+    double min = 0;
+    double max = 0;
+    find_minmax({1, 2}, min, max);
+    CHECK(min == 1);
+    CHECK(max == 2);
+}
+
+TEST_CASE("one element vector") {
+    double min = 0;
+    double max = 0;
+    find_minmax({1}, min, max);
+    CHECK(min == max);
+}
+
+TEST_CASE("distinct negative numbers") {
+    double min = 0;
+    double max = 0;
+    find_minmax({-1,-2}, min, max);
+    CHECK(min == -2);
+    CHECK(max == -1);
+}
+
+
+TEST_CASE("identical elements vector") {
+    double min = 0;
+    double max = 0;
+    find_minmax({3,3,3,3}, min, max);
+    CHECK(min == 3);
+    CHECK(max == 3);
+}
+
+TEST_CASE("empty vector") {
+    double min = 0;
+    double max = 0;
+    bool result = find_minmax({}, min, max);
+    CHECK(result == false);
+}
+
+TEST_CASE("bin color") {
+    size_t max_bin = 10;
+    size_t min_bin = 3;
+    string rat = "#" + to_string(10 - (min_bin * 9) / max_bin) + to_string(10 - (min_bin * 9) / max_bin) + to_string(10 - (min_bin * 9) / max_bin);
+    auto test1 = bin_color(max_bin,max_bin);
+    auto test2 = bin_color(min_bin,max_bin);
+    CHECK(test1 == "#111");
+    CHECK(test2 == rat);
+}