diff test/SbpOperators/readoperator_test.jl @ 769:0158c3fd521c operator_storage_array_of_table

Merge in default
author Jonatan Werpers <jonatan@werpers.com>
date Thu, 15 Jul 2021 00:06:16 +0200
parents 6114274447f5
children 219c9661e700
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/SbpOperators/readoperator_test.jl	Thu Jul 15 00:06:16 2021 +0200
@@ -0,0 +1,115 @@
+using Test
+
+using TOML
+using Sbplib.SbpOperators
+
+import Sbplib.SbpOperators.Stencil
+
+
+@testset "parse_rational" begin
+    @test SbpOperators.parse_rational("1") isa Rational
+    @test SbpOperators.parse_rational("1") == 1//1
+    @test SbpOperators.parse_rational("1/2") isa Rational
+    @test SbpOperators.parse_rational("1/2") == 1//2
+    @test SbpOperators.parse_rational("37/13") isa Rational
+    @test SbpOperators.parse_rational("37/13") == 37//13
+end
+
+@testset "readoperator" begin
+    toml_str = """
+        [meta]
+        authors = "Ken Mattson"
+        description = "Standard operators for equidistant grids"
+        type = "equidistant"
+        cite = "A paper a long time ago in a galaxy far far away."
+
+        [[stencil_set]]
+
+        order = 2
+        test = 2
+
+        H.inner = ["1"]
+        H.closure = ["1/2"]
+
+        D1.inner_stencil = ["-1/2", "0", "1/2"]
+        D1.closure_stencils = [
+            {s = ["-1", "1"], c = 1},
+        ]
+
+        D2.inner_stencil = ["1", "-2", "1"]
+        D2.closure_stencils = [
+            {s = ["1", "-2", "1"], c = 1},
+        ]
+
+        e.closure = ["1"]
+        d1.closure = {s = ["-3/2", "2", "-1/2"], c = 1}
+
+        [[stencil_set]]
+
+        order = 4
+        test = 1
+        H.inner = ["1"]
+        H.closure = ["17/48", "59/48", "43/48", "49/48"]
+
+        D2.inner_stencil = ["-1/12","4/3","-5/2","4/3","-1/12"]
+        D2.closure_stencils = [
+            {s = [     "2",    "-5",      "4",       "-1",     "0",     "0"], c = 1},
+            {s = [     "1",    "-2",      "1",        "0",     "0",     "0"], c = 2},
+            {s = [ "-4/43", "59/43", "-110/43",   "59/43", "-4/43",     "0"], c = 3},
+            {s = [ "-1/49",     "0",   "59/49", "-118/49", "64/49", "-4/49"], c = 4},
+        ]
+
+        e.closure = ["1"]
+        d1.closure = {s = ["-11/6", "3", "-3/2", "1/3"], c = 1}
+
+        [[stencil_set]]
+        order = 4
+        test = 2
+
+        H.closure = ["-1/49", "0", "59/49", "-118/49", "64/49", "-4/49"]
+    """
+
+    parsed_toml = TOML.parse(toml_str)
+
+    @testset "get_stencil_set" begin
+        @test get_stencil_set(parsed_toml; order = 2) isa Dict
+        @test get_stencil_set(parsed_toml; order = 2) == parsed_toml["stencil_set"][1]
+        @test get_stencil_set(parsed_toml; test = 1) == parsed_toml["stencil_set"][2]
+        @test get_stencil_set(parsed_toml; order = 4, test = 2) == parsed_toml["stencil_set"][3]
+
+        @test_throws ArgumentError get_stencil_set(parsed_toml; test = 2)
+        @test_throws ArgumentError get_stencil_set(parsed_toml; order = 4)
+    end
+
+    @testset "parse_stencil" begin
+        toml = """
+            s1 = ["-1/12","4/3","-5/2","4/3","-1/12"]
+            s2 = {s = ["2", "-5", "4", "-1", "0", "0"], c = 1}
+            s3 = {s = ["1", "-2", "1", "0", "0", "0"], c = 2}
+            s4 = "not a stencil"
+            s5 = [-1, 4, 3]
+            s6 = {k = ["1", "-2", "1", "0", "0", "0"], c = 2}
+            s7 = {s = [-1, 4, 3], c = 2}
+            s8 = {s = ["1", "-2", "1", "0", "0", "0"], c = [2,2]}
+        """
+
+        @test parse_stencil(TOML.parse(toml)["s1"]) == CenteredStencil(-1/12, 4/3, -5/2, 4/3, -1/12)
+        @test parse_stencil(TOML.parse(toml)["s2"]) == Stencil(2., -5., 4., -1., 0., 0.; center=1)
+        @test parse_stencil(TOML.parse(toml)["s3"]) == Stencil(1., -2., 1., 0., 0., 0.; center=2)
+
+        @test_throws ArgumentError parse_stencil(TOML.parse(toml)["s4"])
+        @test_throws ArgumentError parse_stencil(TOML.parse(toml)["s5"])
+        @test_throws ArgumentError parse_stencil(TOML.parse(toml)["s6"])
+        @test_throws ArgumentError parse_stencil(TOML.parse(toml)["s7"])
+        @test_throws ArgumentError parse_stencil(TOML.parse(toml)["s8"])
+
+        stencil_set = get_stencil_set(parsed_toml; order = 4, test = 1)
+
+        @test parse_stencil.(stencil_set["D2"]["closure_stencils"]) == [
+            Stencil(    2.,    -5.,      4.,       -1.,     0.,     0.; center=1),
+            Stencil(    1.,    -2.,      1.,        0.,     0.,     0.; center=2),
+            Stencil(-4/43, 59/43, -110/43,   59/43, -4/43,     0.; center=3),
+            Stencil(-1/49,     0.,   59/49, -118/49, 64/49, -4/49; center=4),
+        ]
+    end
+end