build: initial project release

src/process.tests/ValidationTests.cs

@@ -0,0 +1,58 @@
+// Copyright (c) The Geekeey Authors
+// SPDX-License-Identifier: EUPL-1.2
+
+using Geekeey.Process.Buffered;
+
+namespace Geekeey.Process.Tests;
+
+internal sealed class ValidationTests
+{
+	private static Command Exit()
+	{
+		return new Command(Testing.Fixture.Program.FilePath)
+			.WithArguments(["exit", "1"]);
+	}
+
+	[Test]
+	public async Task I_can_try_to_execute_a_command_and_get_an_error_if_it_returns_a_non_zero_exit_code()
+	{
+		// Arrange
+		var cmd = Exit();
+
+		// Act & Assert
+		await Assert.That(async () => await cmd.ExecuteAsync()).Throws<CommandExecutionException>().And
+			.Member(static exception => exception.Message, static source => source.Contains("a non-zero exit code (1)")).And
+			.Member(static exception => exception.ExitCode, static source => source.IsEqualTo(1));
+	}
+
+	[Test]
+	public async Task I_can_try_to_execute_a_command_with_buffering_and_get_a_detailed_error_if_it_returns_a_non_zero_exit_code()
+	{
+		// Arrange
+		var cmd = Exit();
+
+
+		// Act & Assert
+		await Assert.That(async () => await cmd.ExecuteBufferedAsync()).Throws<CommandExecutionException>().And
+			.Member(static exception => exception.Message, static source => source.Contains("Exit code set to 1")).And
+			.Member(static exception => exception.ExitCode, static source => source.IsEqualTo(1));
+	}
+
+	[Test]
+	public async Task I_can_execute_a_command_without_validating_the_exit_code()
+	{
+		// Arrange
+		var cmd = Exit()
+			.WithExitValidation(ValidationMode.None);
+
+		// Act
+		var result = await cmd.ExecuteAsync();
+
+		// Assert
+		using (Assert.Multiple())
+		{
+			await Assert.That(result.ExitCode).IsEqualTo(1);
+			await Assert.That(result.IsSuccess).IsFalse();
+		}
+	}
+}