Use named tuple for test cases

Author: gaurav-arya

src/TestUtils.jl

@@ -28,47 +28,47 @@ prior to calling this function.
 function test_fft_backend(ArrayType=Array; test_real=true, test_inplace=true)
     @testset "fft correctness" begin
         # DFT along last dimension, results computed using FFTW
-        for (_x, dims, _fftw_fft) in (
-            (collect(1:7), 1,
-             [28.0 + 0.0im,
-              -3.5 + 7.267824888003178im,
-              -3.5 + 2.7911568610884143im,
-              -3.5 + 0.7988521603655248im,
-              -3.5 - 0.7988521603655248im,
-              -3.5 - 2.7911568610884143im,
-              -3.5 - 7.267824888003178im]),
-            (collect(1:8), 1,
-             [36.0 + 0.0im,
-              -4.0 + 9.65685424949238im,
-              -4.0 + 4.0im,
-              -4.0 + 1.6568542494923806im,
-              -4.0 + 0.0im,
-              -4.0 - 1.6568542494923806im,
-              -4.0 - 4.0im,
-              -4.0 - 9.65685424949238im]),
-            (collect(reshape(1:8, 2, 4)), 2,
-             [16.0+0.0im  -4.0+4.0im  -4.0+0.0im  -4.0-4.0im;
-              20.0+0.0im  -4.0+4.0im  -4.0+0.0im  -4.0-4.0im]),
-            (collect(reshape(1:9, 3, 3)), 2,
-             [12.0+0.0im  -4.5+2.598076211353316im  -4.5-2.598076211353316im;
-              15.0+0.0im  -4.5+2.598076211353316im  -4.5-2.598076211353316im;
-              18.0+0.0im  -4.5+2.598076211353316im  -4.5-2.598076211353316im]),
-            (collect(reshape(1:8, 2, 2, 2)), 1:2,
-             cat([10.0 + 0.0im -4.0 + 0.0im; -2.0 + 0.0im 0.0 + 0.0im],
-                 [26.0 + 0.0im -4.0 + 0.0im; -2.0 + 0.0im 0.0 + 0.0im],
-                 dims=3)),
-            (collect(1:7) + im * collect(8:14), 1,
-             [28.0 + 77.0im,
-              -10.76782488800318 + 3.767824888003175im,
-              -6.291156861088416 - 0.7088431389115883im,
-              -4.298852160365525 - 2.7011478396344746im,
-              -2.7011478396344764 - 4.298852160365524im,
-              -0.7088431389115866 - 6.291156861088417im,
-              3.767824888003177 - 10.76782488800318im]),
-            (collect(reshape(1:8, 2, 2, 2)) + im * reshape(9:16, 2, 2, 2), 1:2,
-             cat([10.0 + 42.0im -4.0 - 4.0im; -2.0 - 2.0im 0.0 + 0.0im],
-                 [26.0 + 58.0im -4.0 - 4.0im; -2.0 - 2.0im 0.0 + 0.0im],
-                 dims=3)),
+        for (; _x, dims, _fftw_fft) in (
+            (; _x = collect(1:7), dims = 1,
+             _fftw_fft = [28.0 + 0.0im,
+                          -3.5 + 7.267824888003178im,
+                          -3.5 + 2.7911568610884143im,
+                          -3.5 + 0.7988521603655248im,
+                          -3.5 - 0.7988521603655248im,
+                          -3.5 - 2.7911568610884143im,
+                          -3.5 - 7.267824888003178im]),
+            (; _x = collect(1:8), dims = 1,
+             _fftw_fft = [36.0 + 0.0im,
+                          -4.0 + 9.65685424949238im,
+                          -4.0 + 4.0im,
+                          -4.0 + 1.6568542494923806im,
+                          -4.0 + 0.0im,
+                          -4.0 - 1.6568542494923806im,
+                          -4.0 - 4.0im,
+                          -4.0 - 9.65685424949238im]),
+            (; _x = collect(reshape(1:8, 2, 4)), dims = 2,
+             _fftw_fft = [16.0+0.0im  -4.0+4.0im  -4.0+0.0im  -4.0-4.0im;
+                          20.0+0.0im  -4.0+4.0im  -4.0+0.0im  -4.0-4.0im]),
+            (; _x = collect(reshape(1:9, 3, 3)), dims = 2,
+             _fftw_fft = [12.0+0.0im  -4.5+2.598076211353316im  -4.5-2.598076211353316im;
+                          15.0+0.0im  -4.5+2.598076211353316im  -4.5-2.598076211353316im;
+                          18.0+0.0im  -4.5+2.598076211353316im  -4.5-2.598076211353316im]),
+            (; _x = collect(reshape(1:8, 2, 2, 2)), dims = 1:2,
+             _fftw_fft = cat([10.0 + 0.0im -4.0 + 0.0im; -2.0 + 0.0im 0.0 + 0.0im],
+                             [26.0 + 0.0im -4.0 + 0.0im; -2.0 + 0.0im 0.0 + 0.0im],
+                             dims=3)),
+            (; _x = collect(1:7) + im * collect(8:14), dims = 1,
+             _fftw_fft = [28.0 + 77.0im,
+                          -10.76782488800318 + 3.767824888003175im,
+                          -6.291156861088416 - 0.7088431389115883im,
+                          -4.298852160365525 - 2.7011478396344746im,
+                          -2.7011478396344764 - 4.298852160365524im,
+                          -0.7088431389115866 - 6.291156861088417im,
+                          3.767824888003177 - 10.76782488800318im]),
+            (; _x = collect(reshape(1:8, 2, 2, 2)) + im * reshape(9:16, 2, 2, 2), dims = 1:2,
+             _fftw_fft = cat([10.0 + 42.0im -4.0 - 4.0im; -2.0 - 2.0im 0.0 + 0.0im],
+                             [26.0 + 58.0im -4.0 - 4.0im; -2.0 - 2.0im 0.0 + 0.0im],
+                             dims=3)),
         )
             x = convert(ArrayType, _x) # dummy array that will be passed to plans
             x_complex = convert(ArrayType, complex.(x)) # for testing complex FFTs