try to deserialize the config contents

src/Bicep.Core.UnitTests/Configuration/ProviderConfigurationTests.cs

@@ -0,0 +1,63 @@
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
+
+using System;
+using System.Text.Json;
+using System.Text.Json.Serialization;
+using System.Threading.Tasks;
+using Bicep.Core.Configuration;
+using Bicep.Core.Json;
+using FluentAssertions;
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+
+namespace Bicep.Core.UnitTests.Configuration;
+
+[TestClass]
+public class ProvidersConfigurationTests
+{
+    private static readonly JsonSerializerOptions DefaultDeserializeOptions = new()
+    {
+        PropertyNamingPolicy = JsonNamingPolicy.CamelCase,
+        ReadCommentHandling = JsonCommentHandling.Skip,
+        Converters = { new JsonStringEnumConverter() },
+    };
+
+    [TestMethod]
+    public void MyExploratoryTest()
+    {
+        var data = JsonElementFactory.CreateElement("""
+        {
+            "providers": {
+                "az": {
+                    "source": {
+                        "registry": "mcr.microsoft.com/bicep/providers",
+                        "version": "0.2.3"
+                    },
+                    "isDefaultImport": true
+                },
+                "kubernetes": {
+                    "source": {
+                        "builtin": true
+                    }
+                }
+            }
+        }
+        """);
+
+        var res = JsonSerializer.Deserialize<ProvidersConfigurationSection>(data, DefaultDeserializeOptions);
+        res.Should().NotBeNull();
+        res!.Providers.Should().NotBeNull();
+        res.Providers.Count.Should().Be(2);
+        res.Providers["az"].Source.Should().NotBeNull();
+        // verifies that 'registry' and 'version' are valid properties for 'source'
+        res.Providers["az"].Source!.Registry.Should().Be("mcr.microsoft.com/bicep/providers");
+        res.Providers["az"].Source!.Version.Should().Be("0.2.3");
+        // verifies the default value for 'IsDefaultImport' is true when specified
+        res.Providers["az"].IsDefaultImport.Should().BeTrue();
+        res.Providers["kubernetes"].Source.Should().NotBeNull();
+        // verifies that 'builtin' is a valid property for 'source'
+        res.Providers["kubernetes"].Source!.Builtin.Should().BeTrue();
+        // verifies the default value for 'IsDefaultImport' is false when unspecified
+        res.Providers["kubernetes"].IsDefaultImport.Should().BeFalse();
+    }
+}

src/Bicep.Core/Configuration/ProvidersConfiguration.cs

@@ -0,0 +1,30 @@
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
+
+using System.Collections.Immutable;
+using System.Text.Json;
+using Bicep.Core.Extensions;
+
+namespace Bicep.Core.Configuration;
+
+public record ProvidersConfigurationSection(ImmutableSortedDictionary<string, ProviderDescriptor> Providers) { }
+
+public record ProviderDescriptor(bool IsDefaultImport, ProviderSource? Source) { }
+
+public record ProviderSource(bool Builtin, string? Registry, string? Version) { }
+
+public partial class ProvidersConfiguration : ConfigurationSection<ProvidersConfigurationSection>
+{
+    private readonly string? configurationPath;
+
+    private ProvidersConfiguration(ProvidersConfigurationSection data, string? configurationPath)
+                : base(data)
+    {
+        this.configurationPath = configurationPath;
+    }
+
+    public static ProvidersConfiguration Bind(JsonElement element, string? configurationPath) => new(element.ToNonNullObject<ProvidersConfigurationSection>(), configurationPath);
+
+}
+
+