feat: add WithDefaultValueFor to mock behavior

[vbreuss]

This PR adds a new WithDefaultValueFor method to the MockBehavior class, allowing users to configure custom default value factories for specific types when creating mocks.

Key Changes:

• Introduces a new DefaultValueFactory class for generating default values based on type predicates
• Adds WithDefaultValueFor methods to MockBehavior for configuring type-specific default values

---

• Fixes Support adding custom default value factories #371

[Copilot]

Pull request overview

This PR adds a new WithDefaultValueFor method to the MockBehavior class, allowing users to configure custom default value factories for specific types when creating mocks.

Changes:

• Introduces a new DefaultValueFactory class for generating default values based on type predicates
• Adds WithDefaultValueFor methods to MockBehavior for configuring type-specific default values
• Reorganizes test methods in UseConstructorParametersForTests for better logical ordering

Reviewed changes

Copilot reviewed 7 out of 7 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
Source/Mockolate/DefaultValueFactory.cs	New class providing extensible mechanism for type-based default value generation
Source/Mockolate/MockBehavior.cs	Adds WithDefaultValueFor methods and internal generator wrapper to support custom default value factories
Tests/Mockolate.Tests/MockBehaviorTests.WithDefaultValueForTests.cs	Comprehensive test coverage for the new default value factory functionality
Tests/Mockolate.Tests/MockBehaviorTests.UseConstructorParametersForTests.cs	Reorders test methods without changing functionality
Tests/Mockolate.Api.Tests/Expected/Mockolate_netstandard2.0.txt	Updates API surface for .NET Standard 2.0
Tests/Mockolate.Api.Tests/Expected/Mockolate_net8.0.txt	Updates API surface for .NET 8.0
Tests/Mockolate.Api.Tests/Expected/Mockolate_net10.0.txt	Updates API surface for .NET 10.0

[github-actions]

🚀 Benchmark Results

Details

BenchmarkDotNet v0.15.8, Linux Ubuntu 24.04.3 LTS (Noble Numbat)

AMD EPYC 7763 2.59GHz, 1 CPU, 4 logical and 2 physical cores

.NET SDK 10.0.102

[Host] : .NET 10.0.2 (10.0.2, 10.0.225.61305), X64 RyuJIT x86-64-v3
Job=InProcess  Toolchain=InProcessEmitToolchain  IterationCount=15

LaunchCount=1  WarmupCount=10

Method	Mean	Error	StdDev	Gen0	Gen1	Allocated
Simple_Mockolate	1.582 μs	0.0149 μs	0.0125 μs	0.2270	-	3.73 KB
Simple_Moq	174.017 μs	1.1516 μs	1.0772 μs	0.4883	-	14.55 KB
Simple_NSubstitute	5.836 μs	0.0439 μs	0.0411 μs	0.5569	0.0076	9.14 KB
Simple_FakeItEasy	6.291 μs	0.0528 μs	0.0494 μs	0.4959	-	8.11 KB

[Copilot]

Pull request overview

Copilot reviewed 8 out of 8 changed files in this pull request and generated 2 comments.

[github-actions]

Test Results

    14 files  ± 0      14 suites  ±0   5m 59s ⏱️ + 1m 7s
 2 301 tests + 6   2 300 ✅ + 6  1 💤 ±0  0 ❌ ±0 
15 412 runs  +42  15 411 ✅ +42  1 💤 ±0  0 ❌ ±0 

Results for commit 3f16858. ± Comparison against base commit 58154b2.

This pull request removes 2 and adds 8 tests. Note that renamed tests count towards both.

Mockolate.Tests.MockBehaviorTests+UseConstructorParametersForTests ‑ UseConstructorParametersFor_WithExplicitParameters_ShouldUseConstructorParametersFromBehavior
Mockolate.Tests.MockBehaviorTests+UseConstructorParametersForTests ‑ UseConstructorParametersFor_WithPredicate_ShouldUseConstructorParametersFromBehavior

Mockolate.Tests.DefaultValueFactoryTests ‑ CanGenerateValue_ShouldFallbackToFalse
Mockolate.Tests.DefaultValueFactoryTests ‑ GenerateValue_ShouldFallbackToAlwaysReturnNull
Mockolate.Tests.MockBehaviorTests+UseConstructorParametersForTests ‑ WithExplicitParameters_ShouldUseConstructorParametersFromBehavior
Mockolate.Tests.MockBehaviorTests+UseConstructorParametersForTests ‑ WithPredicate_ShouldUseConstructorParametersFromBehavior
Mockolate.Tests.MockBehaviorTests+WithDefaultValueForTests ‑ MultipleTypedFactories_ShouldSupportAll
Mockolate.Tests.MockBehaviorTests+WithDefaultValueForTests ‑ WithExplicitDefaultValueFactory_ShouldApplyThisFactory
Mockolate.Tests.MockBehaviorTests+WithDefaultValueForTests ‑ WithTypedFactory_ShouldRequireExactTypeMatch
Mockolate.Tests.MockBehaviorTests+WithDefaultValueForTests ‑ WithTypedFactory_ShouldUseDefaultValueFactoryFromBehavior

♻️ This comment has been updated with latest results.

[Copilot]

Pull request overview

Copilot reviewed 9 out of 9 changed files in this pull request and generated no new comments.

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
100.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud

[github-actions]

This is addressed in release v0.53.0.