JAVA-10516: Revisit spring-boot module inside spring-boot-modules folder (#12038)

spring-boot-modules/spring-boot-basic-customization-2/src/test/java/com/baeldung/typeconversion/converter/CustomConverterIntegrationTest.java

@@ -0,0 +1,50 @@
+package com.baeldung.typeconversion.converter;
+
+import com.baeldung.typeconversion.Application;
+import com.baeldung.typeconversion.domain.Modes;
+import com.baeldung.typeconversion.entity.Employee;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.core.convert.ConversionService;
+import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
+import org.springframework.test.context.web.WebAppConfiguration;
+
+import java.math.BigDecimal;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+@RunWith(SpringJUnit4ClassRunner.class)
+@SpringBootTest(classes = Application.class)
+@WebAppConfiguration
+public class CustomConverterIntegrationTest {
+
+    @Autowired
+    ConversionService conversionService;
+
+    @Test
+    public void whenConvertStringToIntegerUsingDefaultConverter_thenSuccess() {
+        assertThat(conversionService.convert("25", Integer.class)).isEqualTo(25);
+    }
+
+    @Test
+    public void whenConvertStringToEmployee_thenSuccess() {
+        Employee employee = conversionService.convert("1,50000.00", Employee.class);
+        Employee actualEmployee = new Employee(1, 50000.00);
+        assertThat(conversionService.convert("1,50000.00", Employee.class)).isEqualToComparingFieldByField(actualEmployee);
+    }
+
+    @Test
+    public void whenConvertStringToEnum_thenSuccess() {
+        assertThat(conversionService.convert("ALPHA", Modes.class)).isEqualTo(Modes.ALPHA);
+    }
+
+    @Test
+    public void whenConvertingToBigDecimalUsingGenericConverter_thenSuccess() {
+        assertThat(conversionService.convert(Integer.valueOf(11), BigDecimal.class)).isEqualTo(BigDecimal.valueOf(11.00).setScale(2, BigDecimal.ROUND_HALF_EVEN));
+        assertThat(conversionService.convert(Double.valueOf(25.23), BigDecimal.class)).isEqualByComparingTo(BigDecimal.valueOf(Double.valueOf(25.23)));
+        assertThat(conversionService.convert("2.32", BigDecimal.class)).isEqualTo(BigDecimal.valueOf(2.32));
+    }
+}

spring-boot-modules/spring-boot-basic-customization-2/src/test/java/com/baeldung/typeconversion/converter/controller/StringToEmployeeConverterControllerIntegrationTest.java

@@ -0,0 +1,31 @@
+package com.baeldung.typeconversion.converter.controller;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.autoconfigure.web.servlet.AutoConfigureMockMvc;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.test.context.junit4.SpringRunner;
+import org.springframework.test.web.servlet.MockMvc;
+
+import com.baeldung.typeconversion.Application;
+
+import static org.hamcrest.CoreMatchers.is;
+import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
+import static org.springframework.test.web.servlet.result.MockMvcResultHandlers.print;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.jsonPath;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
+
+@RunWith(SpringRunner.class)
+@SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.MOCK, classes = Application.class)
+@AutoConfigureMockMvc
+public class StringToEmployeeConverterControllerIntegrationTest {
+
+    @Autowired
+    private MockMvc mockMvc;
+
+    @Test
+    public void getStringToEmployeeTest() throws Exception {
+        mockMvc.perform(get("/string-to-employee?employee=1,2000")).andDo(print()).andExpect(jsonPath("$.id", is(1))).andExpect(jsonPath("$.salary", is(2000.0))).andExpect(status().isOk());
+    }
+}