unit tests: add tests for _{update,read}_kernel_arg_in_grub_etc_default in kdumpctl

Reviewed-by: Philipp Rudo <prudo@redhat.com>
Signed-off-by: Coiby Xu <coxu@redhat.com>
This commit is contained in:
Coiby Xu 2022-01-04 20:57:55 +08:00
parent 6506bd9b1b
commit ea8b06df83

View File

@ -107,4 +107,71 @@ Describe 'kdumpctl'
End
End
Describe '_update_kernel_arg_in_grub_etc_default()'
GRUB_ETC_DEFAULT=/tmp/default_grub
cleanup() {
rm -rf "$GRUB_ETC_DEFAULT"
}
AfterAll 'cleanup'
Context 'when the given parameter is in different positions'
Parameters
"crashkernel=222M fadump=on rhgb quiet" crashkernel 333M
" fadump=on crashkernel=222M rhgb quiet" crashkernel 333M
"fadump=on rhgb quiet crashkernel=222M" crashkernel 333M
"fadump=on rhgb quiet" crashkernel 333M
"fadump=on foo=bar1 rhgb quiet" foo bar2
End
It 'should update the kernel parameter correctly'
echo 'GRUB_CMDLINE_LINUX="'"$1"'"' >$GRUB_ETC_DEFAULT
When call _update_kernel_arg_in_grub_etc_default "$2" "$3"
# the updated kernel parameter should appear in the end
The contents of file $GRUB_ETC_DEFAULT should include "$2=$3\""
End
End
It 'should only update the given parameter and not update the parameter that has the given parameter as suffix'
echo 'GRUB_CMDLINE_LINUX="fadump=on rhgb quiet ckcrashkernel=222M"' >$GRUB_ETC_DEFAULT
_ck_val=1G-4G:192M,4G-64G:256M,64G-102400T:512M
When call _update_kernel_arg_in_grub_etc_default crashkernel "$_ck_val"
The contents of file $GRUB_ETC_DEFAULT should include "crashkernel=$_ck_val\""
The contents of file $GRUB_ETC_DEFAULT should include "ckcrashkernel=222M"
End
It 'should be able to handle the cases of there are multiple crashkernel entries'
echo 'GRUB_CMDLINE_LINUX="fadump=on rhgb quiet crashkernel=101M crashkernel=222M"' >$GRUB_ETC_DEFAULT
_ck_val=1G-4G:192M,4G-64G:256M,64G-102400T:512M
When call _update_kernel_arg_in_grub_etc_default crashkernel "$_ck_val"
The contents of file $GRUB_ETC_DEFAULT should include "crashkernel=$_ck_val\""
The contents of file $GRUB_ETC_DEFAULT should not include "crashkernel=222M"
End
Context 'when it removes a kernel parameter'
It 'should remove all values for given arg'
echo 'GRUB_CMDLINE_LINUX="crashkernel=33M crashkernel=11M fadump=on crashkernel=222M"' >$GRUB_ETC_DEFAULT
When call _update_kernel_arg_in_grub_etc_default crashkernel
The contents of file $GRUB_ETC_DEFAULT should equal 'GRUB_CMDLINE_LINUX="fadump=on"'
End
It 'should not remove args that have the given arg as suffix'
echo 'GRUB_CMDLINE_LINUX="ckcrashkernel=33M crashkernel=11M ckcrashkernel=222M"' >$GRUB_ETC_DEFAULT
When call _update_kernel_arg_in_grub_etc_default crashkernel
The contents of file $GRUB_ETC_DEFAULT should equal 'GRUB_CMDLINE_LINUX="ckcrashkernel=33M ckcrashkernel=222M"'
End
End
End
Describe '_read_kernel_arg_in_grub_etc_default()'
GRUB_ETC_DEFAULT=/tmp/default_grub
It 'should read the value for given arg'
echo 'GRUB_CMDLINE_LINUX="crashkernel=33M crashkernel=11M ckcrashkernel=222M"' >$GRUB_ETC_DEFAULT
When call _read_kernel_arg_in_grub_etc_default crashkernel
The output should equal '11M'
End
End
End