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vmm: Improve 'test_config_validation' with precise Err assertions

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Fixed: #3879

Signed-off-by: Bo Chen <chen.bo@intel.com>
This commit is contained in:
Bo Chen 2022-03-24 17:59:02 -07:00 committed by Rob Bradford
parent afd9f17b73
commit 639a7dd73a
1 changed files with 95 additions and 24 deletions
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119
vmm/src/config.rs
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@ -112,7 +112,7 @@ pub enum Error {
ParseVdpaPathMissing,
}
#[derive(Debug)]
#[derive(Debug, PartialEq)]
pub enum ValidationError {
/// Both console and serial are tty.
DoubleTtyMode,
@ -3276,21 +3276,33 @@ mod tests {
let mut invalid_config = valid_config.clone();
invalid_config.serial.mode = ConsoleOutputMode::Tty;
invalid_config.console.mode = ConsoleOutputMode::Tty;
assert!(invalid_config.validate().is_err());
assert_eq!(
invalid_config.validate(),
Err(ValidationError::DoubleTtyMode)
);
let mut invalid_config = valid_config.clone();
invalid_config.kernel = None;
assert!(invalid_config.validate().is_err());
assert_eq!(
invalid_config.validate(),
Err(ValidationError::KernelMissing)
);
let mut invalid_config = valid_config.clone();
invalid_config.serial.mode = ConsoleOutputMode::File;
invalid_config.serial.file = None;
assert!(invalid_config.validate().is_err());
assert_eq!(
invalid_config.validate(),
Err(ValidationError::ConsoleFileMissing)
);
let mut invalid_config = valid_config.clone();
invalid_config.cpus.max_vcpus = 16;
invalid_config.cpus.boot_vcpus = 32;
assert!(invalid_config.validate().is_err());
assert_eq!(
invalid_config.validate(),
Err(ValidationError::CpusMaxLowerThanBoot)
);
let mut invalid_config = valid_config.clone();
invalid_config.cpus.max_vcpus = 16;
@ -3301,7 +3313,10 @@ mod tests {
dies_per_package: 1,
packages: 2,
});
assert!(invalid_config.validate().is_err());
assert_eq!(
invalid_config.validate(),
Err(ValidationError::CpuTopologyCount)
);
let mut invalid_config = valid_config.clone();
invalid_config.disks = Some(vec![DiskConfig {
@ -3309,14 +3324,21 @@ mod tests {
path: Some(PathBuf::from("/path/to/image")),
..Default::default()
}]);
assert!(invalid_config.validate().is_err());
assert_eq!(
invalid_config.validate(),
Err(ValidationError::DiskSocketAndPath)
);
let mut invalid_config = valid_config.clone();
invalid_config.memory.shared = true;
invalid_config.disks = Some(vec![DiskConfig {
vhost_user: true,
..Default::default()
}]);
assert!(invalid_config.validate().is_err());
assert_eq!(
invalid_config.validate(),
Err(ValidationError::VhostUserMissingSocket)
);
let mut invalid_config = valid_config.clone();
invalid_config.disks = Some(vec![DiskConfig {
@ -3324,7 +3346,10 @@ mod tests {
vhost_socket: Some("/path/to/sock".to_owned()),
..Default::default()
}]);
assert!(invalid_config.validate().is_err());
assert_eq!(
invalid_config.validate(),
Err(ValidationError::VhostUserRequiresSharedMemory)
);
let mut still_valid_config = valid_config.clone();
still_valid_config.disks = Some(vec![DiskConfig {
@ -3340,7 +3365,10 @@ mod tests {
vhost_user: true,
..Default::default()
}]);
assert!(invalid_config.validate().is_err());
assert_eq!(
invalid_config.validate(),
Err(ValidationError::VhostUserRequiresSharedMemory)
);
let mut still_valid_config = valid_config.clone();
still_valid_config.net = Some(vec![NetConfig {
@ -3356,13 +3384,19 @@ mod tests {
fds: Some(vec![0]),
..Default::default()
}]);
assert!(invalid_config.validate().is_err());
assert_eq!(
invalid_config.validate(),
Err(ValidationError::VnetReservedFd)
);
let mut invalid_config = valid_config.clone();
invalid_config.fs = Some(vec![FsConfig {
..Default::default()
}]);
assert!(invalid_config.validate().is_err());
assert_eq!(
invalid_config.validate(),
Err(ValidationError::VhostUserRequiresSharedMemory)
);
let mut still_valid_config = valid_config.clone();
still_valid_config.memory.shared = true;
@ -3380,12 +3414,18 @@ mod tests {
let mut invalid_config = valid_config.clone();
invalid_config.memory.hugepages = false;
invalid_config.memory.hugepage_size = Some(2 << 20);
assert!(invalid_config.validate().is_err());
assert_eq!(
invalid_config.validate(),
Err(ValidationError::HugePageSizeWithoutHugePages)
);
let mut invalid_config = valid_config.clone();
invalid_config.memory.hugepages = true;
invalid_config.memory.hugepage_size = Some(3 << 20);
assert!(invalid_config.validate().is_err());
assert_eq!(
invalid_config.validate(),
Err(ValidationError::InvalidHugePageSize(3 << 20))
);
let mut still_valid_config = valid_config.clone();
still_valid_config.platform = Some(PlatformConfig {
@ -3399,7 +3439,10 @@ mod tests {
num_pci_segments: 17,
..Default::default()
});
assert!(invalid_config.validate().is_err());
assert_eq!(
invalid_config.validate(),
Err(ValidationError::InvalidNumPciSegments(17))
);
let mut still_valid_config = valid_config.clone();
still_valid_config.platform = Some(PlatformConfig {
@ -3413,7 +3456,10 @@ mod tests {
num_pci_segments: 16,
iommu_segments: Some(vec![17, 18]),
});
assert!(invalid_config.validate().is_err());
assert_eq!(
invalid_config.validate(),
Err(ValidationError::InvalidPciSegment(17))
);
let mut still_valid_config = valid_config.clone();
still_valid_config.platform = Some(PlatformConfig {
@ -3485,7 +3531,10 @@ mod tests {
pci_segment: 1,
..Default::default()
}]);
assert!(invalid_config.validate().is_err());
assert_eq!(
invalid_config.validate(),
Err(ValidationError::OnIommuSegment(1))
);
let mut invalid_config = valid_config.clone();
invalid_config.platform = Some(PlatformConfig {
@ -3497,7 +3546,10 @@ mod tests {
pci_segment: 1,
..Default::default()
}]);
assert!(invalid_config.validate().is_err());
assert_eq!(
invalid_config.validate(),
Err(ValidationError::OnIommuSegment(1))
);
let mut invalid_config = valid_config.clone();
invalid_config.platform = Some(PlatformConfig {
@ -3509,7 +3561,10 @@ mod tests {
pci_segment: 1,
..Default::default()
}]);
assert!(invalid_config.validate().is_err());
assert_eq!(
invalid_config.validate(),
Err(ValidationError::OnIommuSegment(1))
);
let mut invalid_config = valid_config.clone();
invalid_config.platform = Some(PlatformConfig {
@ -3521,7 +3576,10 @@ mod tests {
pci_segment: 1,
..Default::default()
}]);
assert!(invalid_config.validate().is_err());
assert_eq!(
invalid_config.validate(),
Err(ValidationError::OnIommuSegment(1))
);
let mut invalid_config = valid_config.clone();
invalid_config.platform = Some(PlatformConfig {
@ -3533,7 +3591,10 @@ mod tests {
pci_segment: 1,
..Default::default()
});
assert!(invalid_config.validate().is_err());
assert_eq!(
invalid_config.validate(),
Err(ValidationError::OnIommuSegment(1))
);
let mut invalid_config = valid_config.clone();
invalid_config.memory.shared = true;
@ -3545,7 +3606,10 @@ mod tests {
pci_segment: 1,
..Default::default()
}]);
assert!(invalid_config.validate().is_err());
assert_eq!(
invalid_config.validate(),
Err(ValidationError::IommuNotSupported(1))
);
let mut invalid_config = valid_config.clone();
invalid_config.platform = Some(PlatformConfig {
@ -3556,9 +3620,13 @@ mod tests {
pci_segment: 1,
..Default::default()
}]);
assert!(invalid_config.validate().is_err());
assert_eq!(
invalid_config.validate(),
Err(ValidationError::IommuNotSupported(1))
);
let mut invalid_config = valid_config;
invalid_config.memory.shared = true;
invalid_config.platform = Some(PlatformConfig {
num_pci_segments: 16,
iommu_segments: Some(vec![1, 2, 3]),
@ -3567,6 +3635,9 @@ mod tests {
pci_segment: 1,
..Default::default()
}]);
assert!(invalid_config.validate().is_err());
assert_eq!(
invalid_config.validate(),
Err(ValidationError::IommuNotSupported(1))
);
}
}