Skip to content
GitLab
Projects
Groups
Snippets
/
Help
Help
Support
Community forum
Keyboard shortcuts
?
Submit feedback
Contribute to GitLab
Sign in
Toggle navigation
Menu
Open sidebar
Stephan Seitz
pystencils
Commits
fb85c0b7
Commit
fb85c0b7
authored
Jul 14, 2020
by
Markus Holzer
Browse files
extended timeloop test case
parent
d41bbc96
Changes
1
Hide whitespace changes
Inline
Side-by-side
pystencils_tests/test_timeloop.py
View file @
fb85c0b7
...
...
@@ -8,7 +8,7 @@ from pystencils.timeloop import TimeLoop
def
test_timeloop
():
dh
=
create_data_handling
(
domain_size
=
(
10
,
10
),
periodicity
=
True
)
dh
=
create_data_handling
(
domain_size
=
(
2
,
2
),
periodicity
=
True
)
pre
=
dh
.
add_array
(
'pre_run_field'
,
values_per_cell
=
1
)
dh
.
fill
(
"pre_run_field"
,
0.0
,
ghost_layers
=
True
)
...
...
@@ -16,6 +16,8 @@ def test_timeloop():
dh
.
fill
(
"field"
,
0.0
,
ghost_layers
=
True
)
post
=
dh
.
add_array
(
'post_run_field'
,
values_per_cell
=
1
)
dh
.
fill
(
"post_run_field"
,
0.0
,
ghost_layers
=
True
)
single_step
=
dh
.
add_array
(
'single_step_field'
,
values_per_cell
=
1
)
dh
.
fill
(
"single_step_field"
,
0.0
,
ghost_layers
=
True
)
pre_assignments
=
Assignment
(
pre
.
center
,
pre
.
center
+
1
)
pre_kernel
=
create_kernel
(
pre_assignments
).
compile
()
...
...
@@ -23,8 +25,12 @@ def test_timeloop():
kernel
=
create_kernel
(
assignments
).
compile
()
post_assignments
=
Assignment
(
post
.
center
,
post
.
center
+
1
)
post_kernel
=
create_kernel
(
post_assignments
).
compile
()
single_step_assignments
=
Assignment
(
single_step
.
center
,
single_step
.
center
+
1
)
single_step_kernel
=
create_kernel
(
single_step_assignments
).
compile
()
timeloop
=
TimeLoop
(
steps
=
1
)
fixed_steps
=
2
timeloop
=
TimeLoop
(
steps
=
fixed_steps
)
assert
timeloop
.
fixed_steps
==
fixed_steps
def
pre_run
():
dh
.
run_kernel
(
pre_kernel
)
...
...
@@ -32,13 +38,20 @@ def test_timeloop():
def
post_run
():
dh
.
run_kernel
(
post_kernel
)
def
single_step_run
():
dh
.
run_kernel
(
single_step_kernel
)
timeloop
.
add_pre_run_function
(
pre_run
)
timeloop
.
add_post_run_function
(
post_run
)
timeloop
.
add_single_step_function
(
single_step_run
)
timeloop
.
add_call
(
kernel
,
{
'field'
:
dh
.
cpu_arrays
[
"field"
]})
# the timeloop is initialised with 2 steps. This means a single time step consists of two steps.
# Therefore, we have 2 main iterations and one single step iteration in this configuration
timeloop
.
run
(
time_steps
=
5
)
assert
np
.
all
(
dh
.
cpu_arrays
[
"pre_run_field"
]
==
1.0
)
assert
np
.
all
(
dh
.
cpu_arrays
[
"field"
]
==
5.0
)
assert
np
.
all
(
dh
.
cpu_arrays
[
"field"
]
==
2.0
)
assert
np
.
all
(
dh
.
cpu_arrays
[
"single_step_field"
]
==
1.0
)
assert
np
.
all
(
dh
.
cpu_arrays
[
"post_run_field"
]
==
1.0
)
seconds
=
2
...
...
Write
Preview
Supports
Markdown
0%
Try again
or
attach a new file
.
Cancel
You are about to add
0
people
to the discussion. Proceed with caution.
Finish editing this message first!
Cancel
Please
register
or
sign in
to comment