Add files via upload

victorjonsson · Sep 2, 2019 · 3e4b6dc · 3e4b6dc
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diff --git a/test/Test.csproj b/test/Test.csproj
@@ -0,0 +1,22 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>netcoreapp2.2</TargetFramework>
+    <IsPackable>false</IsPackable>
+  </PropertyGroup>
+
+  <ItemGroup>
+	<PackageReference Include="Microsoft.AspNetCore.All" />
+    <PackageReference Include="Microsoft.AspNetCore.Mvc.Testing" Version="2.2.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.0.1" />
+    <PackageReference Include="Moq" Version="4.9.0" />
+    <PackageReference Include="xunit" Version="2.3.1" />
+    <PackageReference Include="xunit.runner.visualstudio" Version="2.3.1" />
+    <DotNetCliToolReference Include="dotnet-xunit" Version="2.3.1" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\src\AzureKeyVaultConfigProvider.csproj" />
+  </ItemGroup>
+
+</Project>
diff --git a/test/TestAzureKeyVaultConfigProvider.cs b/test/TestAzureKeyVaultConfigProvider.cs
@@ -0,0 +1,131 @@
+using Microsoft.Azure.KeyVault.Models;
+using Microsoft.Extensions.Configuration;
+using Moq;
+using System.Collections.Generic;
+using System.Threading.Tasks;
+using Xunit;
+
+namespace VikJon.AzureKeyVaultConfigProvider
+{
+    public class TestAzureKeyVaultConfigProvider
+    {
+        private const string NameOfConfigHavingSecret = "ConfigWithSecret";
+        private const string SecretName = "SecretName";
+        private const string SecretValue = "SomeSuperSecretValue";
+        private const string KeyVaultUrl = "https://azurekeyvault.com";
+
+        [Fact]
+        public void test_that_we_dont_crasch_when_feature_isnt_used()
+        {
+            var configBuilder = new ConfigurationBuilder();
+            configBuilder.AddInMemoryCollection(new Dictionary<string, string>() {
+                        {"Something", "HasValue"}
+                    });
+            configBuilder.AddAzureKeyVaultWithNameRefSupport();
+            configBuilder.Build();
+        }
+
+        [Fact]
+        public void test_that_we_get_expected_exception_when_key_vault_url_is_missing()
+        {
+            var configBuilder = new ConfigurationBuilder();
+            configBuilder.AddInMemoryCollection(new Dictionary<string, string>() {
+                        {NameOfConfigHavingSecret, GetKeyVaultRefMissingVaultUrl()}
+                    });
+            configBuilder.AddAzureKeyVaultWithNameRefSupport();
+            Assert.Throws<InvalidConfigException>(() => configBuilder.Build());
+        }
+
+        [Fact]
+        public void test_that_we_can_fetch_secret_from_key_vault()
+        {
+            var keyVaultGateway = new Mock<IKeyVaultGateway>();
+            var secretBundle = new SecretBundle() { Value = SecretValue };
+            keyVaultGateway
+                .Setup(m => m.GetSecretAsync(SecretName, KeyVaultUrl))
+                .Returns(Task.FromResult(secretBundle));
+
+            var configBuilder = new ConfigurationBuilder();
+            configBuilder.AddInMemoryCollection(GetConfig(GetKeyVaultRef()));
+            configBuilder.AddAzureKeyVaultWithNameRefSupport(null, keyVaultGateway.Object);
+            var config = configBuilder.Build();
+            Assert.Equal(SecretValue, config[NameOfConfigHavingSecret]?.ToString());
+        }
+
+        [Fact]
+        public void test_that_we_can_fetch_secret_having_keyvault_url_present_in_config()
+        {
+            var keyVaultGateway = new Mock<IKeyVaultGateway>();
+            var secretBundle = new SecretBundle() { Value = SecretValue };
+            keyVaultGateway
+                .Setup(m => m.GetSecretAsync(SecretName, "https://somekeyvaulthere.com"))
+                .Returns(Task.FromResult(secretBundle));
+
+            var config = GetConfig(GetKeyVaultRefMissingVaultUrl());
+            config.Add("AZURE_KEY_VAULT_URL", "https://somekeyvaulthere.com");
+            var configBuilder = new ConfigurationBuilder();
+            configBuilder.AddInMemoryCollection(config);
+            configBuilder.AddAzureKeyVaultWithNameRefSupport(null, keyVaultGateway.Object);
+            var newConfig = configBuilder.Build();
+            Assert.Equal(SecretValue, newConfig[NameOfConfigHavingSecret]?.ToString());
+        }
+
+        [Fact]
+        public void test_that_we_can_fetch_secret_having_keyvault_url_provided_through_code()
+        {
+            var keyVaultUrl = "https://somekeyvaulthere.com";
+            var keyVaultGateway = new Mock<IKeyVaultGateway>();
+            var secretBundle = new SecretBundle() { Value = SecretValue };
+            keyVaultGateway
+                .Setup(m => m.GetSecretAsync(SecretName, "https://somekeyvaulthere.com"))
+                .Returns(Task.FromResult(secretBundle));
+
+            var config = GetConfig(GetKeyVaultRefMissingVaultUrl());
+            var configBuilder = new ConfigurationBuilder();
+            configBuilder.AddInMemoryCollection(config);
+            configBuilder.AddAzureKeyVaultWithNameRefSupport(keyVaultUrl, keyVaultGateway.Object);
+            var newConfig = configBuilder.Build();
+            Assert.Equal(SecretValue, newConfig[NameOfConfigHavingSecret]?.ToString());
+        }
+
+        [Fact]
+        public void test_that_we_can_fetch_multiple_secrets()
+        {
+            var keyVaultGateway = new Mock<IKeyVaultGateway>();
+            keyVaultGateway
+                .Setup(m => m.GetSecretAsync(SecretName, KeyVaultUrl))
+                .Returns(Task.FromResult(new SecretBundle() { Value = SecretValue }));
+            keyVaultGateway
+                .Setup(m => m.GetSecretAsync("anotherSecret", KeyVaultUrl))
+                .Returns(Task.FromResult(new SecretBundle() { Value = "anotherSecretValue" }));
+
+            var config = GetConfig(GetKeyVaultRef());
+            config.Add("AnotherConfigWithSecret", GetKeyVaultRef(nameOfSecret: "anotherSecret"));
+            var configBuilder = new ConfigurationBuilder();
+            configBuilder.AddInMemoryCollection(config);
+            configBuilder.AddAzureKeyVaultWithNameRefSupport(null, keyVaultGateway.Object);
+            var newConfig = configBuilder.Build();
+            Assert.Equal(SecretValue, newConfig[NameOfConfigHavingSecret]?.ToString());
+            Assert.Equal("anotherSecretValue", newConfig["AnotherConfigWithSecret"]?.ToString());
+        }
+
+        private static Dictionary<string, string> GetConfig(string keyVaultRef)
+        {
+            return new Dictionary<string, string>() {
+                {"Something", "HasValue"},
+                {"Something:else", "HasOtherValue"},
+                {NameOfConfigHavingSecret, keyVaultRef}
+            };
+        }
+
+        private static string GetKeyVaultRefMissingVaultUrl()
+        {
+            return "@AzureKeyVault(" + SecretName + ")";
+        }
+
+        private static string GetKeyVaultRef(string nameOfSecret = SecretName, string keyVaultUrl = KeyVaultUrl)
+        {
+            return "@AzureKeyVault(" + nameOfSecret + ", " + keyVaultUrl + ")";
+        }
+    }
+}