public async Task WhenCommandSucceeds_ReturnsDockerContainer()
{
// Arrange
var mockDockerClient = BuildMockDockerClient(true, true);
var mockCommand = MotherFor.CommandWrapper
.ThatSucceeds()
.WithOutput("thisisacontaineridthatisover12chars")
.Build();
var mockCommandFactory = MotherFor.CommandFactory
.ForWorkingDirectory(_workingDirectory)
.ForCommandReturn(DockerCommands.Image.RunContainer(ExpectedId, null), mockCommand)
.Build();
var dockerImage = new DockerImageResult
{
Id = ExpectedId,
Repository = ExpectedRepository,
Tag = ExpectedTag
};
var sut = new DockerImage(mockDockerClient, mockCommandFactory, dockerImage);
// Act
var result = await sut.StartContainerAsync();
// Assert
result.Should().BeOfType <DockerContainer>();
}
public void WhenImageExistsFails_ItDoesNotSetDeletedState()
{
// Arrange
var mockDockerClient = BuildMockDockerClient(false, true);
var mockCommand = MotherFor.CommandWrapper.ThatFails().WithExitCode(-1).Build();
var mockCommandFactory = MotherFor.CommandFactory
.ForWorkingDirectory(_workingDirectory)
.ForCommandReturn(DockerCommands.Image.RunContainer(ExpectedId, null), mockCommand)
.Build();
var dockerImage = new DockerImageResult
{
Id = ExpectedId,
Repository = ExpectedRepository,
Tag = ExpectedTag
};
var sut = new DockerImage(mockDockerClient, mockCommandFactory, dockerImage);
// Act
Assert.CatchAsync(async() => await sut.StartContainerAsync());
// Assert
sut.Deleted.Should().BeFalse();
}
public void WhenCommandSucceeds_ButNoValidContainerIdInResponse(params string[] output)
{
// Arrange
var mockDockerClient = BuildMockDockerClient(true, true);
var mockCommand = MotherFor.CommandWrapper.ThatSucceeds().WithOutput(output).Build();
var mockCommandFactory = MotherFor.CommandFactory
.ForWorkingDirectory(_workingDirectory)
.ForCommandReturn(DockerCommands.Image.RunContainer(ExpectedId, null), mockCommand)
.Build();
var dockerImage = new DockerImageResult
{
Id = ExpectedId,
Repository = ExpectedRepository,
Tag = ExpectedTag
};
var sut = new DockerImage(mockDockerClient, mockCommandFactory, dockerImage);
// Act
var exception = Assert.CatchAsync(async() => await sut.StartContainerAsync());
// Assert
exception.Should().BeOfType <DockerCommandUnexpectedOutputException>();
}
public void WhenCommandFails_ThrowsDockerCommandException()
{
// Arrange
var mockDockerClient = BuildMockDockerClient(true, true);
var mockCommand = MotherFor.CommandWrapper.ThatFails().WithExitCode(-1).Build();
var mockCommandFactory = MotherFor.CommandFactory
.ForWorkingDirectory(_workingDirectory)
.ForCommandReturn(DockerCommands.Image.RunContainer(ExpectedId, null), mockCommand)
.Build();
var dockerImage = new DockerImageResult
{
Id = ExpectedId,
Repository = ExpectedRepository,
Tag = ExpectedTag
};
var sut = new DockerImage(mockDockerClient, mockCommandFactory, dockerImage);
// Act
var exception = Assert.CatchAsync(async() => await sut.StartContainerAsync());
// Assert
exception.Should().BeOfType <DockerCommandException>();
}
public async Task WhenNotDeleted_CallsStartContainer()
{
// Arrange
var mockDockerClient = BuildMockDockerClient(true, true);
var mockCommand = MotherFor.CommandWrapper.ThatSucceeds().WithOutput("twelvecharac").Build();
var mockCommandFactory = MotherFor.CommandFactory
.ForWorkingDirectory(_workingDirectory)
.ForCommandReturn(DockerCommands.Image.RunContainer(ExpectedId, null), mockCommand)
.Build();
var dockerImage = new DockerImageResult
{
Id = ExpectedId,
Repository = ExpectedRepository,
Tag = ExpectedTag
};
var sut = new DockerImage(mockDockerClient, mockCommandFactory, dockerImage);
// Act
await sut.StartContainerAsync();
// Assert
mockCommandFactory.Received(1).RunCommand(DockerCommands.Image.RunContainer(ExpectedId, null), _workingDirectory, Arg.Any <CancellationToken?>());
}
public async Task WhenCommandFails_CallsImageExists()
{
// Arrange
var mockDockerClient = BuildMockDockerClient(true, true);
var mockCommand = MotherFor.CommandWrapper.ThatFails().WithExitCode(-1).Build();
var mockCommandFactory = MotherFor.CommandFactory
.ForWorkingDirectory(_workingDirectory)
.ForCommandReturn(DockerCommands.Image.RunContainer(ExpectedId, null), mockCommand)
.Build();
var dockerImage = new DockerImageResult
{
Id = ExpectedId,
Repository = ExpectedRepository,
Tag = ExpectedTag
};
var sut = new DockerImage(mockDockerClient, mockCommandFactory, dockerImage);
// Act
Assert.CatchAsync(async() => await sut.StartContainerAsync());
// Assert
await mockDockerClient.Received(1).ImageExistsAsync(Arg.Any <string>());
}
public void WhenContainerCpuLimitSpecifiedIsTooHigh()
{
// Arrange
var aboveMaxCpuCount = Environment.ProcessorCount + 0.1m;
var mockDockerClient = BuildMockDockerClient(true, true);
var mockCommand = MotherFor.CommandWrapper.ThatFails().WithExitCode(-1).Build();
var mockCommandFactory = MotherFor.CommandFactory
.ForWorkingDirectory(_workingDirectory)
.ForCommandReturn(DockerCommands.Image.RunContainer(ExpectedId, new StartContainerOptions().WithCpuLimit(aboveMaxCpuCount)), mockCommand)
.Build();
var dockerImage = new DockerImageResult
{
Id = ExpectedId,
Repository = ExpectedRepository,
Tag = ExpectedTag
};
var sut = new DockerImage(mockDockerClient, mockCommandFactory, dockerImage);
// Act
var exception = Assert.CatchAsync(async() => await sut.StartContainerAsync(o => o.WithCpuLimit(aboveMaxCpuCount)));
// Assert
exception.Should().BeOfType <ArgumentException>();
}
public async Task WhenCommandSucceeds_ItDoesNotChangeDeletedState()
{
// Arrange
var mockDockerClient = BuildMockDockerClient(true, true);
var mockCommand = MotherFor.CommandWrapper
.ThatSucceeds()
.WithOutput("avalidcontainerid")
.Build();
var mockCommandFactory = MotherFor.CommandFactory
.ForWorkingDirectory(_workingDirectory)
.ForCommandReturn(DockerCommands.Image.RunContainer(ExpectedId, null), mockCommand)
.Build();
var dockerImage = new DockerImageResult
{
Id = ExpectedId,
Repository = ExpectedRepository,
Tag = ExpectedTag
};
var sut = new DockerImage(mockDockerClient, mockCommandFactory, dockerImage);
var initialDeletedState = sut.Deleted;
// Act
await sut.StartContainerAsync();
// Assert
sut.Deleted.Should().Be(initialDeletedState);
}
public async Task WhenCommandSucceeds_DoesNotCallImageExists()
{
// Arrange
var mockDockerClient = BuildMockDockerClient(true, true);
var mockCommand = MotherFor.CommandWrapper
.ThatSucceeds()
.WithOutput("avalidcontainerid")
.Build();
var mockCommandFactory = MotherFor.CommandFactory
.ForWorkingDirectory(_workingDirectory)
.ForCommandReturn(DockerCommands.Image.RunContainer(ExpectedId, null), mockCommand)
.Build();
var dockerImage = new DockerImageResult
{
Id = ExpectedId,
Repository = ExpectedRepository,
Tag = ExpectedTag
};
var sut = new DockerImage(mockDockerClient, mockCommandFactory, dockerImage);
// Act
await sut.StartContainerAsync();
// Assert
await mockDockerClient.DidNotReceive().ImageExistsAsync(Arg.Any <string>());
}
public async Task WhenCommandSucceeds_ResultContainsTruncatedContainerId()
{
// Arrange
var mockDockerClient = BuildMockDockerClient(true, true);
var fullContainerId = "thisislongerthantwelvecharacters";
var mockCommand = MotherFor.CommandWrapper
.ThatSucceeds()
.WithOutput(fullContainerId)
.Build();
var mockCommandFactory = MotherFor.CommandFactory
.ForWorkingDirectory(_workingDirectory)
.ForCommandReturn(DockerCommands.Image.RunContainer(ExpectedId, null), mockCommand)
.Build();
var dockerImage = new DockerImageResult
{
Id = ExpectedId,
Repository = ExpectedRepository,
Tag = ExpectedTag
};
var expectedResult = new DockerContainer(mockDockerClient, mockCommandFactory, "thisislonger", new DockerPortMapping[0]);
var sut = new DockerImage(mockDockerClient, mockCommandFactory, dockerImage);
// Act
var result = await sut.StartContainerAsync();
// Assert
result.Should().BeEquivalentTo(expectedResult);
}
public void WhenDeleted_DoesNotCallImageExists()
{
// Arrange
var mockDockerClient = Substitute.For <IDockerClient>();
var mockCommandFactory = Substitute.For <IRunCommands>();
var dockerImage = new DockerImageResult
{
Id = ExpectedId,
Repository = ExpectedRepository,
Tag = ExpectedTag
};
var sut = new DockerImage(mockDockerClient, mockCommandFactory, dockerImage)
{
Deleted = true
};
// Act
Assert.CatchAsync(async() => await sut.StartContainerAsync());
// Assert
mockDockerClient.DidNotReceive().ImageExistsAsync(Arg.Any <string>());
}
public void WhenDeleted_ThrowsDockerImageDeletedException()
{
// Arrange
var mockDockerClient = Substitute.For <IDockerClient>();
var mockCommandFactory = Substitute.For <IRunCommands>();
var dockerImage = new DockerImageResult
{
Id = ExpectedId,
Repository = ExpectedRepository,
Tag = ExpectedTag
};
var sut = new DockerImage(mockDockerClient, mockCommandFactory, dockerImage)
{
Deleted = true
};
// Act
var exception = Assert.CatchAsync(async() => await sut.StartContainerAsync());
// Assert
exception.Should().BeOfType <DockerImageDeletedException>();
}