R Under development (unstable) (2026-03-08 r89578 ucrt) -- "Unsuffered Consequences"
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> library(REDCapExporter)
> 
> # Unsupported content type should error
> x_bad <- avs_raw_metadata
> attr(x_bad, "Content-Type") <- c("not-csv", "not-json")
> 
> err <- tryCatch(
+   REDCapExporter:::read_text(x_bad),
+   error = function(e) e
+ )
> 
> stopifnot(
+   inherits(err, "error"),
+   grepl("Content-Type .* not yet supported", err$message)
+ )
> 
> # Metadata coercion
> md_csv  <- as.data.frame(avs_raw_metadata)
> md_json <- as.data.frame(avs_raw_metadata_json)
> stopifnot(isTRUE(all.equal(md_csv, md_json)))
> 
> # Record coercion
> rec_csv  <- as.data.frame(avs_raw_record)
> rec_json <- as.data.frame(avs_raw_record_json)
> stopifnot(isTRUE(all.equal(rec_csv, rec_json)))
> 
> # Project coercion
> proj_csv  <- as.data.frame(avs_raw_project)
> proj_json <- as.data.frame(avs_raw_project_json)
> stopifnot(isTRUE(all.equal(proj_csv, proj_json)))
> 
> # User coercion
> usr_csv  <- as.data.frame(avs_raw_user)
> usr_json <- as.data.frame(avs_raw_user_json)
> stopifnot(isTRUE(all.equal(usr_csv, usr_json)))
> 
> 
> proc.time()
   user  system elapsed 
   0.40    0.03    0.43