tadd "impermable" grid boundary condition - Granular.jl - Julia package for granular dynamics simulation
(HTM) git clone git://src.adamsgaard.dk/Granular.jl
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---
(DIR) commit c9448d73e65ad2b3d4b243b7ad6803774afbde1b
(DIR) parent a9fb9ff582212dcc6d22f83851987d97bda76f4f
(HTM) Author: Anders Damsgaard <andersd@riseup.net>
Date: Mon, 6 Nov 2017 16:06:00 -0500
add "impermable" grid boundary condition
Diffstat:
A grid-boundaries.jl | 203 +++++++++++++++++++++++++++++++
M src/datatypes.jl | 2 +-
M src/grid.jl | 76 +++++++++++++++++++++++++++++--
M src/packing.jl | 10 ++++++++--
M src/temporal_integration.jl | 1 +
D test/periodic-boundaries.jl | 190 ------------------------------
M test/runtests.jl | 2 +-
7 files changed, 285 insertions(+), 199 deletions(-)
---
(DIR) diff --git a/grid-boundaries.jl b/grid-boundaries.jl
t@@ -0,0 +1,203 @@
+#!/usr/bin/env julia
+
+info("#### $(basename(@__FILE__)) ####")
+
+verbose=false
+i = 0
+
+info("## Inactive/Periodic BCs")
+
+info("Testing assignment and reporting of grid boundary conditions")
+ocean = Granular.createEmptyOcean()
+
+Test.@test ocean.bc_west == 1
+Test.@test ocean.bc_east == 1
+Test.@test ocean.bc_north == 1
+Test.@test ocean.bc_south == 1
+
+const originalSTDOUT = STDOUT
+(out_r, out_w) = redirect_stdout()
+Granular.reportGridBoundaryConditions(ocean)
+close(out_w)
+redirect_stdout(originalSTDOUT)
+output = convert(String, readavailable(out_r))
+Test.@test output == """West (-x): inactive\t(1)
+East (+x): inactive\t(1)
+South (-y): inactive\t(1)
+North (+y): inactive\t(1)
+"""
+
+(out_r, out_w) = redirect_stdout()
+Granular.setGridBoundaryConditions!(ocean, "periodic", "south, west", verbose=true)
+close(out_w)
+redirect_stdout(originalSTDOUT)
+output = convert(String, readavailable(out_r))
+Test.@test output == """West (-x): periodic\t(2)
+East (+x): inactive\t(1)
+South (-y): periodic\t(2)
+North (+y): inactive\t(1)
+"""
+Test.@test ocean.bc_west == 2
+Test.@test ocean.bc_east == 1
+Test.@test ocean.bc_north == 1
+Test.@test ocean.bc_south == 2
+
+(out_r, out_w) = redirect_stdout()
+Granular.setGridBoundaryConditions!(ocean, "inactive", "all", verbose=false)
+close(out_w)
+redirect_stdout(originalSTDOUT)
+output = convert(String, readavailable(out_r))
+Test.@test output == ""
+Test.@test ocean.bc_west == 1
+Test.@test ocean.bc_east == 1
+Test.@test ocean.bc_north == 1
+Test.@test ocean.bc_south == 1
+
+(out_r, out_w) = redirect_stdout()
+Granular.setGridBoundaryConditions!(ocean, "periodic", "all")
+close(out_w)
+output = convert(String, readavailable(out_r))
+redirect_stdout(originalSTDOUT)
+Test.@test output == """West (-x): periodic\t(2)
+East (+x): periodic\t(2)
+South (-y): periodic\t(2)
+North (+y): periodic\t(2)
+"""
+Test.@test ocean.bc_west == 2
+Test.@test ocean.bc_east == 2
+Test.@test ocean.bc_north == 2
+Test.@test ocean.bc_south == 2
+
+(out_r, out_w) = redirect_stdout()
+Granular.setGridBoundaryConditions!(ocean, "inactive")
+close(out_w)
+output = convert(String, readavailable(out_r))
+redirect_stdout(originalSTDOUT)
+Test.@test output == """West (-x): inactive\t(1)
+East (+x): inactive\t(1)
+South (-y): inactive\t(1)
+North (+y): inactive\t(1)
+"""
+Test.@test ocean.bc_west == 1
+Test.@test ocean.bc_east == 1
+Test.@test ocean.bc_north == 1
+Test.@test ocean.bc_south == 1
+
+(out_r, out_w) = redirect_stdout()
+Granular.setGridBoundaryConditions!(ocean, "periodic")
+close(out_w)
+output = convert(String, readavailable(out_r))
+redirect_stdout(originalSTDOUT)
+Test.@test output == """West (-x): periodic\t(2)
+East (+x): periodic\t(2)
+South (-y): periodic\t(2)
+North (+y): periodic\t(2)
+"""
+Test.@test ocean.bc_west == 2
+Test.@test ocean.bc_east == 2
+Test.@test ocean.bc_north == 2
+Test.@test ocean.bc_south == 2
+
+Test.@test_throws ErrorException Granular.setGridBoundaryConditions!(ocean,
+ "periodic",
+ "asdf")
+
+Test.@test_throws ErrorException Granular.setGridBoundaryConditions!(ocean,
+ "asdf")
+
+
+info("Testing granular interaction across periodic boundaries")
+sim = Granular.createSimulation()
+sim.ocean = Granular.createRegularOceanGrid([5, 5, 2], [1., 1., 1.])
+Granular.setGridBoundaryConditions!(sim.ocean, "periodic")
+Granular.addGrainCylindrical!(sim, [0.1, 0.5], 0.11, 0.1, verbose=false)
+Granular.addGrainCylindrical!(sim, [0.9, 0.5], 0.11, 0.1, verbose=false)
+
+# there should be an error if all-to-all contact search is used
+Test.@test_throws ErrorException Granular.findContacts!(sim)
+Test.@test_throws ErrorException Granular.findContacts!(sim, method="all to all")
+Test.@test_throws ErrorException Granular.findContactsAllToAll!(sim)
+
+Granular.sortGrainsInGrid!(sim, sim.ocean, verbose=false)
+Granular.findContacts!(sim, method="ocean grid")
+Test.@test 2 == sim.grains[1].contacts[1]
+Test.@test 1 == sim.grains[1].n_contacts
+Test.@test 1 == sim.grains[2].n_contacts
+
+
+info("Test grain position adjustment across periodic boundaries")
+# do not readjust inside grid, inactive boundaries
+sim = Granular.createSimulation()
+sim.ocean = Granular.createRegularOceanGrid([5, 5, 2], [1., 1., 1.])
+Granular.setGridBoundaryConditions!(sim.ocean, "inactive", verbose=false)
+Granular.addGrainCylindrical!(sim, [0.1, 0.5], 0.11, 0.1, verbose=false)
+Granular.moveGrainsAcrossPeriodicBoundaries!(sim)
+Test.@test [0.1, 0.5] ≈ sim.grains[1].lin_pos
+
+# do not readjust inside grid, periodic boundaries
+sim = Granular.createSimulation()
+sim.ocean = Granular.createRegularOceanGrid([5, 5, 2], [1., 1., 1.])
+Granular.setGridBoundaryConditions!(sim.ocean, "periodic", verbose=false)
+Granular.addGrainCylindrical!(sim, [0.1, 0.5], 0.11, 0.1, verbose=false)
+Granular.moveGrainsAcrossPeriodicBoundaries!(sim)
+Test.@test [0.1, 0.5] ≈ sim.grains[1].lin_pos
+
+# do not readjust outside grid, inactive boundaries
+sim = Granular.createSimulation()
+sim.ocean = Granular.createRegularOceanGrid([5, 5, 2], [1., 1., 1.])
+Granular.setGridBoundaryConditions!(sim.ocean, "inactive", verbose=false)
+Granular.addGrainCylindrical!(sim, [-0.1, 0.5], 0.11, 0.1, verbose=false)
+Granular.moveGrainsAcrossPeriodicBoundaries!(sim)
+Test.@test [-0.1, 0.5] ≈ sim.grains[1].lin_pos
+
+# readjust outside grid, periodic boundaries, -x
+sim = Granular.createSimulation()
+sim.ocean = Granular.createRegularOceanGrid([5, 5, 2], [1., 1., 1.])
+Granular.setGridBoundaryConditions!(sim.ocean, "periodic", verbose=false)
+Granular.addGrainCylindrical!(sim, [-0.1, 0.5], 0.11, 0.1, verbose=false)
+Granular.moveGrainsAcrossPeriodicBoundaries!(sim)
+Test.@test [0.9, 0.5] ≈ sim.grains[1].lin_pos
+
+# readjust outside grid, periodic boundaries, +x
+sim = Granular.createSimulation()
+sim.ocean = Granular.createRegularOceanGrid([5, 5, 2], [1., 1., 1.])
+Granular.setGridBoundaryConditions!(sim.ocean, "periodic", verbose=false)
+Granular.addGrainCylindrical!(sim, [1.1, 0.5], 0.11, 0.1, verbose=false)
+Granular.moveGrainsAcrossPeriodicBoundaries!(sim)
+Test.@test [0.1, 0.5] ≈ sim.grains[1].lin_pos
+
+# readjust outside grid, periodic boundaries, -y
+sim = Granular.createSimulation()
+sim.ocean = Granular.createRegularOceanGrid([5, 5, 2], [1., 1., 1.])
+Granular.setGridBoundaryConditions!(sim.ocean, "periodic", verbose=false)
+Granular.addGrainCylindrical!(sim, [0.3, -0.1], 0.11, 0.1, verbose=false)
+Granular.moveGrainsAcrossPeriodicBoundaries!(sim)
+Test.@test [0.3, 0.9] ≈ sim.grains[1].lin_pos
+
+# readjust outside grid, periodic boundaries, +y
+sim = Granular.createSimulation()
+sim.ocean = Granular.createRegularOceanGrid([5, 5, 2], [1., 1., 1.])
+Granular.setGridBoundaryConditions!(sim.ocean, "periodic", verbose=false)
+Granular.addGrainCylindrical!(sim, [0.3, 1.1], 0.11, 0.1, verbose=false)
+Granular.moveGrainsAcrossPeriodicBoundaries!(sim)
+Test.@test [0.3, 0.1] ≈ sim.grains[1].lin_pos
+
+# throw error if atmosphere and ocean BCs differ
+sim = Granular.createSimulation()
+sim.ocean = Granular.createRegularOceanGrid([5, 5, 2], [1., 1., 1.])
+sim.atmosphere = Granular.createRegularAtmosphereGrid([5, 5, 2], [1., 1., 1.])
+Granular.setGridBoundaryConditions!(sim.ocean, "periodic", verbose=false)
+Granular.addGrainCylindrical!(sim, [0.3, 1.1], 0.11, 0.1, verbose=false)
+Test.@test_throws ErrorException Granular.moveGrainsAcrossPeriodicBoundaries!(sim)
+
+
+info("## Impermeable BCs")
+
+info("Test grain velocity adjustment across impermeable boundaries")
+# do not readjust inside grid, inactive boundaries
+sim = Granular.createSimulation()
+sim.ocean = Granular.createRegularOceanGrid([5, 5, 2], [1., 1., 1.])
+Granular.setGridBoundaryConditions!(sim.ocean, "inactive", verbose=false)
+Granular.addGrainCylindrical!(sim, [0.1, 0.5], 0.11, 0.1, verbose=false)
+Granular.moveGrainsAcrossPeriodicBoundaries!(sim)
+Test.@test [0.1, 0.5] ≈ sim.grains[1].lin_pos
(DIR) diff --git a/src/datatypes.jl b/src/datatypes.jl
t@@ -308,5 +308,5 @@ mutable struct Simulation
end
# Mappings between boundary condition keys (Integers) and strings
-const grid_bc_strings = ["inactive", "periodic"]
+const grid_bc_strings = ["inactive", "periodic", "impermeable"]
const grid_bc_flags = Dict(zip(grid_bc_strings, 1:length(grid_bc_strings)))
(DIR) diff --git a/src/grid.jl b/src/grid.jl
t@@ -643,10 +643,10 @@ Grains can interact mechanically across the periodic boundary.
`"east"` (+x), `"north"` (+y). The values may be delimited in any way.
Also, and by default, all boundaries can be selected with `"all"` (-x, -y,
+x, +y), which overrides any other face selection.
-* `mode::String`: Boundary behavior, accepted values are `"inactive"` and
- `"periodic"`. You cannot specify more than one mode at a time, so if
- several modes are desired as boundary conditions for the grid, several calls
- to this function should be made.
+* `mode::String`: Boundary behavior, accepted values are `"inactive"`,
+ `"periodic"`, and `"impermeable"`. You cannot specify more than one mode at
+ a time, so if several modes are desired as boundary conditions for the grid,
+ several calls to this function should be made.
* `verbose::Bool`: Confirm boundary conditions by reporting values to console.
# Examples
t@@ -742,7 +742,6 @@ called after temporal integration of the grain positions.
"""
function moveGrainsAcrossPeriodicBoundaries!(sim::Simulation)
-
# return if grids are not enabled
if typeof(sim.ocean.input_file) == Bool &&
typeof(sim.atmosphere.input_file) == Bool
t@@ -793,6 +792,73 @@ function moveGrainsAcrossPeriodicBoundaries!(sim::Simulation)
nothing
end
+"""
+ reflectGrainsFromImpermeableBoundaries!(simulation::Simulation)
+
+If the ocean or atmosphere grids are impermeable, reflect grain trajectories by
+reversing the velocity vectors normal to the boundary. This function is to be
+called after temporal integration of the grain positions.
+"""
+function reflectGrainsFromImpermeableBoundaries!(sim::Simulation)
+
+ # return if grids are not enabled
+ if typeof(sim.ocean.input_file) == Bool &&
+ typeof(sim.atmosphere.input_file) == Bool
+ return nothing
+ end
+
+ # return immediately if no boundaries are periodic
+ if sim.ocean.bc_west != 3 &&
+ sim.ocean.bc_south != 3 &&
+ sim.ocean.bc_east != 3 &&
+ sim.ocean.bc_north != 3
+ return nothing
+ end
+
+ # throw error if ocean and atmosphere grid BCs are different and both are
+ # enabled
+ if (typeof(sim.ocean.input_file) != Bool &&
+ typeof(sim.atmosphere.input_file) != Bool) &&
+ (sim.ocean.bc_west != sim.atmosphere.bc_west &&
+ sim.ocean.bc_south != sim.atmosphere.bc_south &&
+ sim.ocean.bc_east != sim.atmosphere.bc_east &&
+ sim.ocean.bc_north != sim.atmosphere.bc_north)
+ error("Ocean and Atmosphere grid boundary conditions differ")
+ end
+
+ for grain in sim.grains
+
+ # -x
+ if sim.ocean.bc_west == 3 &&
+ grain.lin_pos[1] - grain.contact_radius < sim.ocean.xq[1]
+
+ grain.lin_vel[1] *= -1.
+ end
+
+ # -y
+ if sim.ocean.bc_south == 3 &&
+ grain.lin_pos[2] - grain.contact_radius < sim.ocean.yq[1]
+
+ grain.lin_vel[2] *= -1.
+ end
+
+ # +x
+ if sim.ocean.bc_east == 3 &&
+ grain.lin_pos[1] + grain.contact_radius > sim.ocean.xq[end]
+
+ grain.lin_vel[1] *= -1.
+ end
+
+ # +y
+ if sim.ocean.bc_east == 3 &&
+ grain.lin_pos[2] + grain.contact_radius > sim.ocean.yq[end]
+
+ grain.lin_vel[2] *= -1.
+ end
+ end
+ nothing
+end
+
export fitGridToGrains!
"""
fitGridToGrains!(simulation, grid[, padding])
(DIR) diff --git a/src/packing.jl b/src/packing.jl
t@@ -34,8 +34,10 @@ function regularPacking!(simulation::Simulation,
seed::Integer=1)
r_rand = 0.
+ pos = zeros(2)
h = .5 # disc tickness
dx = r_max*2.*(1. + padding_factor) # cell size
+ dx_padding = r_max*2.*padding_factor
srand(seed)
for iy in 1:n[2]
t@@ -48,8 +50,12 @@ function regularPacking!(simulation::Simulation,
r_rand = rand()*(r_max - r_min) + r_min
end
- addGrainCylindrical!(simulation, [ix*dx - .5*dx, iy*dx - .5*dx],
- r_rand, h, verbose=false)
+ # Determine position from grid index and sample randomly from within
+ # padding
+ pos .= [ix*dx - .5*dx, iy*dx - .5*dx] .+
+ rand(2) .* dx_padding .- .5*dx_padding
+
+ addGrainCylindrical!(simulation, pos, r_rand, h, verbose=false)
end
end
(DIR) diff --git a/src/temporal_integration.jl b/src/temporal_integration.jl
t@@ -39,6 +39,7 @@ function updateGrainKinematics!(simulation::Simulation;
error("Unknown integration method '$method'")
end
moveGrainsAcrossPeriodicBoundaries!(simulation)
+ reflectGrainsFromImpermeableBoundaries!(simulation)
nothing
end
(DIR) diff --git a/test/periodic-boundaries.jl b/test/periodic-boundaries.jl
t@@ -1,190 +0,0 @@
-#!/usr/bin/env julia
-
-info("#### $(basename(@__FILE__)) ####")
-
-verbose=false
-i = 0
-
-info("Testing assignment and reporting of grid boundary conditions")
-ocean = Granular.createEmptyOcean()
-
-Test.@test ocean.bc_west == 1
-Test.@test ocean.bc_east == 1
-Test.@test ocean.bc_north == 1
-Test.@test ocean.bc_south == 1
-
-const originalSTDOUT = STDOUT
-(out_r, out_w) = redirect_stdout()
-Granular.reportGridBoundaryConditions(ocean)
-close(out_w)
-redirect_stdout(originalSTDOUT)
-output = convert(String, readavailable(out_r))
-Test.@test output == """West (-x): inactive\t(1)
-East (+x): inactive\t(1)
-South (-y): inactive\t(1)
-North (+y): inactive\t(1)
-"""
-
-(out_r, out_w) = redirect_stdout()
-Granular.setGridBoundaryConditions!(ocean, "periodic", "south, west", verbose=true)
-close(out_w)
-redirect_stdout(originalSTDOUT)
-output = convert(String, readavailable(out_r))
-Test.@test output == """West (-x): periodic\t(2)
-East (+x): inactive\t(1)
-South (-y): periodic\t(2)
-North (+y): inactive\t(1)
-"""
-Test.@test ocean.bc_west == 2
-Test.@test ocean.bc_east == 1
-Test.@test ocean.bc_north == 1
-Test.@test ocean.bc_south == 2
-
-(out_r, out_w) = redirect_stdout()
-Granular.setGridBoundaryConditions!(ocean, "inactive", "all", verbose=false)
-close(out_w)
-redirect_stdout(originalSTDOUT)
-output = convert(String, readavailable(out_r))
-Test.@test output == ""
-Test.@test ocean.bc_west == 1
-Test.@test ocean.bc_east == 1
-Test.@test ocean.bc_north == 1
-Test.@test ocean.bc_south == 1
-
-(out_r, out_w) = redirect_stdout()
-Granular.setGridBoundaryConditions!(ocean, "periodic", "all")
-close(out_w)
-output = convert(String, readavailable(out_r))
-redirect_stdout(originalSTDOUT)
-Test.@test output == """West (-x): periodic\t(2)
-East (+x): periodic\t(2)
-South (-y): periodic\t(2)
-North (+y): periodic\t(2)
-"""
-Test.@test ocean.bc_west == 2
-Test.@test ocean.bc_east == 2
-Test.@test ocean.bc_north == 2
-Test.@test ocean.bc_south == 2
-
-(out_r, out_w) = redirect_stdout()
-Granular.setGridBoundaryConditions!(ocean, "inactive")
-close(out_w)
-output = convert(String, readavailable(out_r))
-redirect_stdout(originalSTDOUT)
-Test.@test output == """West (-x): inactive\t(1)
-East (+x): inactive\t(1)
-South (-y): inactive\t(1)
-North (+y): inactive\t(1)
-"""
-Test.@test ocean.bc_west == 1
-Test.@test ocean.bc_east == 1
-Test.@test ocean.bc_north == 1
-Test.@test ocean.bc_south == 1
-
-(out_r, out_w) = redirect_stdout()
-Granular.setGridBoundaryConditions!(ocean, "periodic")
-close(out_w)
-output = convert(String, readavailable(out_r))
-redirect_stdout(originalSTDOUT)
-Test.@test output == """West (-x): periodic\t(2)
-East (+x): periodic\t(2)
-South (-y): periodic\t(2)
-North (+y): periodic\t(2)
-"""
-Test.@test ocean.bc_west == 2
-Test.@test ocean.bc_east == 2
-Test.@test ocean.bc_north == 2
-Test.@test ocean.bc_south == 2
-
-Test.@test_throws ErrorException Granular.setGridBoundaryConditions!(ocean,
- "periodic",
- "asdf")
-
-Test.@test_throws ErrorException Granular.setGridBoundaryConditions!(ocean,
- "asdf")
-
-
-info("Testing granular interaction across periodic boundaries")
-sim = Granular.createSimulation()
-sim.ocean = Granular.createRegularOceanGrid([5, 5, 2], [1., 1., 1.])
-Granular.setGridBoundaryConditions!(sim.ocean, "periodic")
-Granular.addGrainCylindrical!(sim, [0.1, 0.5], 0.11, 0.1, verbose=false)
-Granular.addGrainCylindrical!(sim, [0.9, 0.5], 0.11, 0.1, verbose=false)
-
-# there should be an error if all-to-all contact search is used
-Test.@test_throws ErrorException Granular.findContacts!(sim)
-Test.@test_throws ErrorException Granular.findContacts!(sim, method="all to all")
-Test.@test_throws ErrorException Granular.findContactsAllToAll!(sim)
-
-Granular.sortGrainsInGrid!(sim, sim.ocean, verbose=false)
-Granular.findContacts!(sim, method="ocean grid")
-Test.@test 2 == sim.grains[1].contacts[1]
-Test.@test 1 == sim.grains[1].n_contacts
-Test.@test 1 == sim.grains[2].n_contacts
-
-
-info("Test grain position adjustment across periodic boundaries")
-# do not readjust inside grid, inactive boundaries
-sim = Granular.createSimulation()
-sim.ocean = Granular.createRegularOceanGrid([5, 5, 2], [1., 1., 1.])
-Granular.setGridBoundaryConditions!(sim.ocean, "inactive", verbose=false)
-Granular.addGrainCylindrical!(sim, [0.1, 0.5], 0.11, 0.1, verbose=false)
-Granular.moveGrainsAcrossPeriodicBoundaries!(sim)
-Test.@test [0.1, 0.5] ≈ sim.grains[1].lin_pos
-
-# do not readjust inside grid, periodic boundaries
-sim = Granular.createSimulation()
-sim.ocean = Granular.createRegularOceanGrid([5, 5, 2], [1., 1., 1.])
-Granular.setGridBoundaryConditions!(sim.ocean, "periodic", verbose=false)
-Granular.addGrainCylindrical!(sim, [0.1, 0.5], 0.11, 0.1, verbose=false)
-Granular.moveGrainsAcrossPeriodicBoundaries!(sim)
-Test.@test [0.1, 0.5] ≈ sim.grains[1].lin_pos
-
-# do not readjust outside grid, inactive boundaries
-sim = Granular.createSimulation()
-sim.ocean = Granular.createRegularOceanGrid([5, 5, 2], [1., 1., 1.])
-Granular.setGridBoundaryConditions!(sim.ocean, "inactive", verbose=false)
-Granular.addGrainCylindrical!(sim, [-0.1, 0.5], 0.11, 0.1, verbose=false)
-Granular.moveGrainsAcrossPeriodicBoundaries!(sim)
-Test.@test [-0.1, 0.5] ≈ sim.grains[1].lin_pos
-
-# readjust outside grid, periodic boundaries, -x
-sim = Granular.createSimulation()
-sim.ocean = Granular.createRegularOceanGrid([5, 5, 2], [1., 1., 1.])
-Granular.setGridBoundaryConditions!(sim.ocean, "periodic", verbose=false)
-Granular.addGrainCylindrical!(sim, [-0.1, 0.5], 0.11, 0.1, verbose=false)
-Granular.moveGrainsAcrossPeriodicBoundaries!(sim)
-Test.@test [0.9, 0.5] ≈ sim.grains[1].lin_pos
-
-# readjust outside grid, periodic boundaries, +x
-sim = Granular.createSimulation()
-sim.ocean = Granular.createRegularOceanGrid([5, 5, 2], [1., 1., 1.])
-Granular.setGridBoundaryConditions!(sim.ocean, "periodic", verbose=false)
-Granular.addGrainCylindrical!(sim, [1.1, 0.5], 0.11, 0.1, verbose=false)
-Granular.moveGrainsAcrossPeriodicBoundaries!(sim)
-Test.@test [0.1, 0.5] ≈ sim.grains[1].lin_pos
-
-# readjust outside grid, periodic boundaries, -y
-sim = Granular.createSimulation()
-sim.ocean = Granular.createRegularOceanGrid([5, 5, 2], [1., 1., 1.])
-Granular.setGridBoundaryConditions!(sim.ocean, "periodic", verbose=false)
-Granular.addGrainCylindrical!(sim, [0.3, -0.1], 0.11, 0.1, verbose=false)
-Granular.moveGrainsAcrossPeriodicBoundaries!(sim)
-Test.@test [0.3, 0.9] ≈ sim.grains[1].lin_pos
-
-# readjust outside grid, periodic boundaries, +y
-sim = Granular.createSimulation()
-sim.ocean = Granular.createRegularOceanGrid([5, 5, 2], [1., 1., 1.])
-Granular.setGridBoundaryConditions!(sim.ocean, "periodic", verbose=false)
-Granular.addGrainCylindrical!(sim, [0.3, 1.1], 0.11, 0.1, verbose=false)
-Granular.moveGrainsAcrossPeriodicBoundaries!(sim)
-Test.@test [0.3, 0.1] ≈ sim.grains[1].lin_pos
-
-# throw error if atmosphere and ocean BCs differ
-sim = Granular.createSimulation()
-sim.ocean = Granular.createRegularOceanGrid([5, 5, 2], [1., 1., 1.])
-sim.atmosphere = Granular.createRegularAtmosphereGrid([5, 5, 2], [1., 1., 1.])
-Granular.setGridBoundaryConditions!(sim.ocean, "periodic", verbose=false)
-Granular.addGrainCylindrical!(sim, [0.3, 1.1], 0.11, 0.1, verbose=false)
-Test.@test_throws ErrorException Granular.moveGrainsAcrossPeriodicBoundaries!(sim)
-
(DIR) diff --git a/test/runtests.jl b/test/runtests.jl
t@@ -13,7 +13,7 @@ include("netcdf.jl")
include("vtk.jl")
include("jld.jl")
include("grid.jl")
-include("periodic-boundaries.jl")
+include("grid-boundaries.jl")
include("ocean.jl")
include("atmosphere.jl")
include("memory-management.jl")