Tests with wiremock
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Oskar Rasieński
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client/src/test/java/client/ServerUtilsMockTest.java
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280
client/src/test/java/client/ServerUtilsMockTest.java
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package client;
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import client.utils.ServerUtils;
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import com.fasterxml.jackson.databind.ObjectMapper;
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import com.github.tomakehurst.wiremock.junit5.WireMockTest;
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import commons.FormalIngredient;
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import commons.Ingredient;
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import commons.Recipe;
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import commons.RecipeIngredient;
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import commons.VagueIngredient;
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import org.junit.jupiter.api.BeforeEach;
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import org.junit.jupiter.api.Test;
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import java.io.IOException;
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import java.util.ArrayList;
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import java.util.List;
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import static com.github.tomakehurst.wiremock.client.WireMock.*;
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import static org.junit.jupiter.api.Assertions.*;
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@WireMockTest(httpPort = 8080)
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class ServerUtilsMockTest {
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private ServerUtils serverUtils;
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private ObjectMapper objectMapper;
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static final List<Ingredient> ingredients = List.of(
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new Ingredient("Bread", 1, 2, 3),
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new Ingredient("Cheese", 2, 2, 2),
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new Ingredient("Ham", 3, 3, 3)
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);
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static final List<RecipeIngredient> testIngredients = List.of(
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new VagueIngredient(ingredients.get(0), "2 pieces of"),
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new VagueIngredient(ingredients.get(1), "1 slice of"),
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new VagueIngredient(ingredients.get(2), "1 slice of")
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);
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static final List<String> testPrepSteps = List.of("1. do smth", "2. do smth else");
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@BeforeEach
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void setup() {
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objectMapper = new ObjectMapper();
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serverUtils = new ServerUtils();
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}
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/**
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* Returns a deep copy of recipe, but with null as id.
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* @param recipe recipe to be stripped of id.
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* @return new recipe without id.
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*/
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Recipe stripId(Recipe recipe) {
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Recipe newRecipe = new Recipe();
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newRecipe.setId(null);
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newRecipe.setName(recipe.getName());
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newRecipe.setIngredients(recipe.getIngredients());
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newRecipe.setPreparationSteps(recipe.getPreparationSteps());
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return newRecipe;
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}
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@Test
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void addRecipeTest() throws IOException, InterruptedException {
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Recipe input = new Recipe(
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1L,
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"Eggs on toast",
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"en",
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testIngredients,
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testPrepSteps);
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String inputJson = objectMapper.writeValueAsString(input);
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// Setup fake endpoint that returns empty list for getRecipes.
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stubFor(get(urlPathEqualTo("/api/recipes")).willReturn(okJson("[]")));
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// Setup fake endpoint that returns the input recipe when creating new recipe.
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stubFor(put(urlEqualTo("/api/recipe/new")).willReturn(okJson(inputJson)));
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// The addRecipe should strip the recipe of id when sending to server.
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Recipe verifyRecipe = stripId(input);
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String verifyJson = objectMapper.writeValueAsString(verifyRecipe);
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Recipe result = serverUtils.addRecipe(input);
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// Confirm a put request has been made with the verifyRecipe
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verify(putRequestedFor(urlEqualTo("/api/recipe/new"))
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.withRequestBody(equalToJson(verifyJson)));
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assertNotNull(result);
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assertEquals(1L, result.getId());
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assertEquals("Eggs on toast", result.getName());
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assertEquals(testIngredients, result.getIngredients());
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assertEquals(testPrepSteps, result.getPreparationSteps());
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}
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@Test
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void addRecipeDuplicateTest() throws IOException, InterruptedException {
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Recipe pre = new Recipe(
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1L,
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"Steak",
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"en",
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testIngredients,
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testPrepSteps);
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// We start with name Steak already being taken.
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List<Recipe> recipes = List.of(pre);
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String recipesJson = objectMapper.writeValueAsString(recipes);
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// Setup fake endpoint that returns list with 1 recipe in it.
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stubFor(get(urlPathEqualTo("/api/recipes")).willReturn(okJson(recipesJson)));
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// Our input to add.
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Recipe inputRecipe = new Recipe(
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1337L,
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pre.getName(),
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"en",
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pre.getIngredients(),
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pre.getPreparationSteps());
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// addRecipe should generate this.
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Recipe generatedRecipe = new Recipe(
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null,
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pre.getName()+"(1)",
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"en",
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pre.getIngredients(),
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pre.getPreparationSteps());
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String verifyJson = objectMapper.writeValueAsString(generatedRecipe);
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// Server will return this.
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Recipe serverReturnRecipe = new Recipe(
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pre.getId()+1,
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pre.getName()+"(1)",
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"en",
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pre.getIngredients(),
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pre.getPreparationSteps());
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String serverReturnJson = objectMapper.writeValueAsString(serverReturnRecipe);
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stubFor(put(urlEqualTo("/api/recipe/new")).willReturn(okJson(serverReturnJson)));
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// Ignore the return value as it's tested in addRecipeTest.
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serverUtils.addRecipe(inputRecipe);
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// Confirm a put request has been made with the verifyRecipe
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verify(putRequestedFor(urlEqualTo("/api/recipe/new"))
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.withRequestBody(equalToJson(verifyJson)));
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}
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@Test
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void addRecipeDoubleDuplicateTest() throws IOException, InterruptedException {
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Recipe pre = new Recipe(
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1L,
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"Steak",
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"en",
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testIngredients,
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testPrepSteps);
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// We start with name Steak already being taken.
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List<Recipe> recipes = new ArrayList<>(List.of(pre));
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String recipesJson = objectMapper.writeValueAsString(recipes);
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// Setup fake endpoint that returns list with 1 recipe in it.
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stubFor(get(urlPathEqualTo("/api/recipes")).willReturn(okJson(recipesJson)));
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// Our input to add.
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Recipe inputRecipe = new Recipe(
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1337L,
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pre.getName(),
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"en",
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pre.getIngredients(),
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pre.getPreparationSteps());
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// addRecipe should generate this.
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Recipe generatedRecipe = new Recipe(
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null,
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pre.getName()+"(2)",
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"en",
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pre.getIngredients(),
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pre.getPreparationSteps());
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String verifyJson = objectMapper.writeValueAsString(generatedRecipe);
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// Doesn't matter what we return here, verifyJson is just convenient as it's a recipe.
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stubFor(put(urlEqualTo("/api/recipe/new")).willReturn(okJson(verifyJson)));
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// Ignore the return value as it's tested in addRecipeTest.
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serverUtils.addRecipe(inputRecipe);
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// update recipes
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recipes.add(inputRecipe);
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recipesJson = objectMapper.writeValueAsString(recipes);
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inputRecipe.setName(pre.getName()); // Reset name back to Steak without the (1)
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// Setup fake endpoint that returns list with 2 recipes in it.
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stubFor(get(urlPathEqualTo("/api/recipes")).willReturn(okJson(recipesJson)));
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serverUtils.addRecipe(inputRecipe);
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// Confirm a put request has been made with the verifyRecipe
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verify(putRequestedFor(urlEqualTo("/api/recipe/new"))
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.withRequestBody(equalToJson(verifyJson)));
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}
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@Test
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void addRecipeIngredientIdNullTest() throws IOException, InterruptedException {
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// This test checks if RecipeIngredient and recipe ids are null.
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Ingredient i1 = new Ingredient(1L, "salt",1,2,3);
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Ingredient i2 = new Ingredient(2L, "pepper",4,5,6);
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// input
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List<RecipeIngredient> ingredients = List.of(
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new FormalIngredient(1L, i1, 40, "g"),
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new FormalIngredient(2L, i2, 50, "g")
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);
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// generated
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List<RecipeIngredient> ingredientsStripped = List.of(
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new FormalIngredient(null, i1, 40, "g"),
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new FormalIngredient(null, i2, 50, "g")
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);
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Recipe inputRecipe = new Recipe(
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1L,
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"Steak",
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"en",
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ingredients,
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testPrepSteps);
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String inputJson = objectMapper.writeValueAsString(inputRecipe);
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Recipe generatedRecipe = new Recipe(
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null,
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"Steak",
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"en",
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ingredientsStripped,
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testPrepSteps);
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String verifyJson = objectMapper.writeValueAsString(generatedRecipe);
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// Setup fake endpoint that returns empty list for getRecipes.
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stubFor(get(urlPathEqualTo("/api/recipes")).willReturn(okJson("[]")));
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// Setup fake endpoint that returns the input recipe when creating new recipe.
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stubFor(put(urlEqualTo("/api/recipe/new")).willReturn(okJson(inputJson)));
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serverUtils.addRecipe(inputRecipe);
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// Confirm a put request has been made with the verifyRecipe
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verify(putRequestedFor(urlEqualTo("/api/recipe/new"))
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.withRequestBody(equalToJson(verifyJson)));
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}
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@Test
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void findIdNotFoundTest() throws IOException, InterruptedException {
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// Setup fake endpoint that returns empty list for getRecipes.
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stubFor(get(urlPathEqualTo("/api/recipes")).willReturn(okJson("[]")));
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assertThrows(IOException.class, () -> serverUtils.findId(1L));
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}
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@Test
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void findIdFoundTest() throws IOException, InterruptedException {
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Recipe recipe = new Recipe(
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1L,
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"Steak",
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"en",
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testIngredients,
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testPrepSteps);
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String recipeJson = objectMapper.writeValueAsString(recipe);
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// Setup fake endpoint that returns the recipe by id.
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stubFor(get(urlPathEqualTo("/api/recipe/"+recipe.getId())).willReturn(okJson(recipeJson)));
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Recipe found = serverUtils.findId(recipe.getId());
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assertEquals(recipe.getId(), found.getId());
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assertEquals(recipe.getName(), found.getName());
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assertEquals(recipe.getIngredients(), found.getIngredients());
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assertEquals(recipe.getPreparationSteps(), found.getPreparationSteps());
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}
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}
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