Change a type in JuliaTestEnv

Author: davidanthoff

src/layer_testitems.jl

@@ -136,5 +136,7 @@ Salsa.@derived function derived_testenv(rt, uri)
         env_content_hash = hash(derived_package(rt, package_uri).content_hash)
     end
 
-    return JuliaTestEnv(package_name, package_uri, project_uri, env_content_hash)
+    # We construct a string for the env content hash here so that later when we
+    # deserialize it with JSON.jl we don't end up with Int conversion issues
+    return JuliaTestEnv(package_name, package_uri, project_uri, "x$env_content_hash")
 end

src/types.jl

@@ -181,7 +181,7 @@ Details of a Julia test environment.
     package_name::Union{String,Nothing}
     package_uri::Union{URI,Nothing}
     project_uri::Union{URI,Nothing}
-    env_content_hash::Union{UInt,Nothing}
+    env_content_hash::Union{String,Nothing}
 end
 
 """