changed signature of compress method

Author: rittermarc

src/tensortrain.jl

@@ -56,10 +56,11 @@ function tensortrain(tci)
     return TensorTrain(tci)
 end
 
-function recompress!(
-    tt::AbstractTensorTrain{V};
-    tolerance::Float64=1e-12, maxbonddim=typemax(Int),
-    method::Symbol=:LU
+function compress!(
+    tt::AbstractTensorTrain{V},
+    method::Symbol=:LU;
+    tolerance::Float64=1e-12,
+    maxbonddim=typemax(Int)
 ) where {V}
     function factorize(A::Matrix{V})
         if method === :LU

test/test_tensortrain.jl

@@ -25,9 +25,15 @@ using Optim
 
     for method in [:LU, :CI, :SVD]
         ttcompressed = deepcopy(tt)
-        TCI.recompress!(ttcompressed; maxbonddim=5, tolerance=1e-2, method)
+        TCI.compress!(ttcompressed, method; maxbonddim=5)
         @test TCI.rank(ttcompressed) <= 5
     end
+
+    for method in [:LU, :CI, :SVD]
+        ttcompressed = deepcopy(tt)
+        TCI.compress!(ttcompressed, method; tolerance=1.0)
+        @test TCI.rank(ttcompressed) <= TCI.rank(tt)
+    end
 end
 
 @testset "batchevaluate" begin