lab1: Soloninko Andrey (#29)

* first commit of lab1

* small fix

* fix 1

* style fixes

* style fixes

* applied suggested fixes

* style fixes

modules/complex-number/test/test_soloninko_andrey_complex_number.cpp

@@ -0,0 +1,77 @@
+// Copyright 2024 Soloninko Andrey
+
+#include <gtest/gtest.h>
+
+#include <cmath>
+
+#include "include/complex_number.h"
+
+bool checkEQ(double a, double b) {
+    return std::fabs(a - b) <= 0.001;
+}
+
+TEST(Soloninko_Andrey_ComplexNumberTest, Can_Create_Zero) {
+    // Arrange
+    double re = 0.0;
+    double im = 0.0;
+
+    // Act
+    ComplexNumber z(re, im);
+
+    // Assert
+    EXPECT_EQ(re, z.getRe());
+    EXPECT_EQ(im, z.getIm());
+}
+
+TEST(Soloninko_Andrey_ComplexNumberTest, Set) {
+    ComplexNumber c_val;
+
+    ASSERT_NO_THROW(c_val.setRe(1.0));
+    ASSERT_NO_THROW(c_val.setIm(1.0));
+}
+
+TEST(Soloninko_Andrey_ComplexNumberTest, Get) {
+    ComplexNumber c_val(1, 2);
+
+    ASSERT_NO_THROW(c_val.getRe());
+    ASSERT_NO_THROW(c_val.getIm());
+}
+
+TEST(Soloninko_Andrey_ComplexNumberTest, Equal) {
+    ComplexNumber c_val(1.25, 2.21);
+    ComplexNumber c_val_eq(1.25, 2.21);
+
+    ASSERT_TRUE(c_val == c_val_eq);
+}
+
+TEST(Soloninko_Andrey_ComplexNumberTest, Sum) {
+    ComplexNumber c_val(1.25, 2.21);
+    ComplexNumber c_val_s(1.25, 2.21);
+
+    ComplexNumber c_val_res = c_val + c_val_s;
+
+    ASSERT_TRUE(checkEQ(c_val_res.getRe(), 2.5));
+    ASSERT_TRUE(checkEQ(c_val_res.getIm(), 4.42));
+}
+
+TEST(Soloninko_Andrey_ComplexNumberTest, Multiplication) {
+    ComplexNumber valueOne(2, 5);
+    ComplexNumber valueTwo(89, 45);
+    ComplexNumber answer(-47, 535);
+
+    auto result = valueOne * valueTwo;
+
+    ASSERT_TRUE(checkEQ(result.getRe(), answer.getRe()));
+    ASSERT_TRUE(checkEQ(result.getIm(), answer.getIm()));
+}
+
+TEST(Soloninko_Andrey_ComplexNumberTest, Divide) {
+    ComplexNumber c_val(21, 2.21);
+    ComplexNumber c_val_d(1.25, 78);
+    ComplexNumber c_val_res_ex(0.032639, -0.268707);
+
+    ComplexNumber c_val_res = c_val / c_val_d;
+
+    ASSERT_TRUE(checkEQ(c_val_res.getRe(), c_val_res_ex.getRe()));
+    ASSERT_TRUE(checkEQ(c_val_res.getIm(), c_val_res_ex.getIm()));
+}