R Under development (unstable) (2023-12-04 r85659 ucrt) -- "Unsuffered Consequences"
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Platform: x86_64-w64-mingw32/x64

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> total_time <- Sys.time()
> 
> suppressMessages(library(Rcpp))
> suppressMessages(library(dplyr))
> suppressMessages(library(data.table))
> suppressMessages(library(qs))
> suppressMessages(library(stringfish))
> options(warn = 1)
> 
> do_gc <- function() {
+   if (utils::compareVersion(as.character(getRversion()), "3.5.0") != -1) {
+     gc(full = TRUE)
+   } else {
+     gc()
+   }
+ }
> 
> # because sourceCpp uses setwd, we need absolute path to R_TESTS when run within R CMD check
> R_TESTS <- Sys.getenv("R_TESTS") # startup.Rs
> if (nzchar(R_TESTS)) {
+   R_TESTS_absolute <- normalizePath(R_TESTS)
+   Sys.setenv(R_TESTS = R_TESTS_absolute)
+ }
> sourceCpp(code="#include <Rcpp.h>
+ using namespace Rcpp;
+ // [[Rcpp::plugins(cpp11)]]
+ // [[Rcpp::export(rng=false)]]
+ CharacterVector splitstr(std::string x, std::vector<double> cuts){
+   CharacterVector ret(cuts.size() - 1);
+   for(uint64_t i=1; i<cuts.size(); i++) {
+     ret[i-1] = x.substr(std::round(cuts[i-1])-1, std::round(cuts[i])-std::round(cuts[i-1]));
+   }
+   return ret;
+ }
+ // [[Rcpp::export(rng=false)]]
+ int setlev(SEXP x, int i) {
+   return SETLEVELS(x,i);
+ }
+ // [[Rcpp::export(rng=false)]]
+ void setobj(SEXP x, int i) {
+   return SET_OBJECT(x, i);
+ }
+ // [[Rcpp::export(rng=false)]]
+ List generateList(std::vector<int> list_elements){
+   auto randchar = []() -> char
+   {
+     const char charset[] =
+       \"0123456789\"
+       \"ABCDEFGHIJKLMNOPQRSTUVWXYZ\"
+       \"abcdefghijklmnopqrstuvwxyz\";
+     const size_t max_index = (sizeof(charset) - 1);
+     return charset[ rand() % max_index ];
+   };
+   List ret(list_elements.size());
+   std::string str(10,0);
+   for(size_t i=0; i<list_elements.size(); i++) {
+     switch(list_elements[i]) {
+     case 1:
+       ret[i] = R_NilValue;
+       break;
+     case 2:
+       std::generate_n( str.begin(), 10, randchar );
+       ret[i] = str;
+       break;
+     case 3:
+       ret[i] = rand();
+       break;
+     case 4:
+       ret[i] = static_cast<double>(rand());
+       break;
+     }
+   }
+   return ret;
+ }")
> if (nzchar(R_TESTS)) Sys.setenv(R_TESTS = R_TESTS)
> 
> args <- commandArgs(T)
> if (nzchar(R_TESTS) || ((length(args) > 0) && args[1] == "check")) { # do fewer tests within R CMD check so it completes within a reasonable amount of time
+   reps <- 2
+   test_points <- c(0, 1, 2, 4, 8, 2^5 - 1, 2^5 + 1, 2^5, 2^8 - 1, 2^8 + 1, 2^8, 2^16 - 1, 2^16 + 1, 2^16, 1e6)
+   test_points_slow <- c(0, 1, 2, 4, 8, 2^5 - 1, 2^5 + 1, 2^5, 2^8 - 1, 2^8 + 1, 2^8, 2^16 - 1, 2^16 + 1, 2^16) # for Character Vector, stringfish and list
+   max_size <- 1e6
+ } else {
+   reps <- 3
+   test_points <- c(0, 1, 2, 4, 8, 2^5 - 1, 2^5 + 1, 2^5, 2^8 - 1, 2^8 + 1, 2^8, 2^16 - 1, 2^16 + 1, 2^16, 1e6, 1e7)
+   test_points_slow <- test_points
+   max_size <- 1e7
+ }
> myfile <- tempfile()
> 
> obj_size <- 0
> get_obj_size <- function() {
+   get("obj_size", envir = globalenv())
+ }
> set_obj_size <- function(x) {
+   assign("obj_size", get_obj_size() + as.numeric(object.size(x)), envir = globalenv())
+   return(get_obj_size());
+ }
> random_object_generator <- function(N, with_envs = FALSE) { # additional input: global obj_size, max_size
+   if (sample(3, 1) == 1) {
+     ret <- as.list(1:N)
+   } else if (sample(2, 1) == 1) {
+     ret <- as.pairlist(1:N)
+   } else {
+     ret <- as.pairlist(1:N)
+     setlev(ret, sample(2L^12L, 1L) - 1L)
+     setobj(ret, 1L)
+   }
+ 
+   for (i in 1:N) {
+     if (get_obj_size() > get("max_size", envir = globalenv())) break;
+     otype <- sample(12, size = 1)
+     z <- NULL
+     is_attribute <- ifelse(i == 1, F, sample(c(F, T), size = 1))
+     if (otype == 1) {z <- rnorm(1e4); set_obj_size(z);}
+     else if (otype == 2) { z <- sample(1e4) - 5e2; set_obj_size(z); }
+     else if (otype == 3) { z <- sample(c(T, F, NA), size = 1e4, replace = T); set_obj_size(z); }
+     else if (otype == 4) { z <- (sample(256, size = 1e4, replace = T) - 1) %>% as.raw; set_obj_size(z); }
+     else if (otype == 5) { z <- replicate(sample(1e4, size = 1), {rep(letters, length.out = sample(10, size = 1)) %>% paste(collapse = "")}); set_obj_size(z); }
+     else if (otype == 6) { z <- rep(letters, length.out = sample(1e4, size = 1)) %>% paste(collapse = ""); set_obj_size(z); }
+     else if (otype == 7) { z <- as.formula("y ~ a + b + c : d", env = globalenv()); attr(z, "blah") <- sample(1e4) - 5e2; set_obj_size(z); }
+     else if (with_envs && otype %in% c(8, 9)) { z <- function(x) {x + runif(1)} }
+     # else if(with_envs && otype %in% c(10,11)) { z <- new.env(); z$x <- random_object_generator(N, with_envs); makeActiveBinding("y", function() runif(1), z) }
+     else { z <- random_object_generator(N, with_envs) }
+     if (is_attribute) {
+       attr(ret[[i - 1]], runif(1) %>% as.character()) <- z
+     } else {
+       ret[[i]] <- z
+     }
+   }
+   return(ret)
+ }
> 
> rand_strings <- function(n) {
+   s <- sample(0:100, size = n, replace = T)
+   x <- lapply(unique(s), function(si) {
+     stringfish::random_strings(sum(s == si), si, vector_mode = "normal")
+   }) %>% unlist %>% sample
+   x[sample(n, size = n/10)] <- NA
+   return(x)
+ }
> 
> nested_tibble <- function() {
+   sub_tibble <- function(nr = 600, nc = 4) {
+     z <- lapply(1:nc, function(i) rand_strings(nr)) %>%
+       setNames(make.unique(paste0(sample(letters, nc), rand_strings(nc)))) %>%
+       bind_cols %>%
+       as_tibble
+   }
+   tibble(
+     col1 = rand_strings(100),
+     col2 = rand_strings(100),
+     col3 = lapply(1:100, function(i) sub_tibble(nr = 600, nc = 4)),
+     col4 = lapply(1:100, function(i) sub_tibble(nr = 600, nc = 4)),
+     col5 = lapply(1:100, function(i) sub_tibble(nr = 600, nc = 4))
+   ) %>% setNames(make.unique(paste0(sample(letters, 5), rand_strings(5))))
+ }
> 
> printCarriage <- function(x) {
+   cat(x, "\r")
+ }
> 
> attributes_serialize_identical <- function(attributes, full_object) {
+   identical(serialize(attributes(full_object), NULL), serialize(attributes, NULL))
+ }
> 
> attributes_identical <- function(attributes, full_object) {
+   identical(attributes, attributes(full_object))
+ }
> 
> ################################################################################################
> 
> qsave_rand <- function(x, file) {
+   alg <- sample(c("lz4", "zstd", "lz4hc", "zstd_stream", "uncompressed"), 1)
+   # alg <- "zstd_stream"
+   nt <- sample(5,1)
+   sc <- sample(0:15,1)
+   cl <- sample(10,1)
+   ch <- sample(c(T,F),1)
+   qsave(x, file = file, preset = "custom", algorithm = alg,
+       compress_level = cl, shuffle_control = sc, nthreads = nt, check_hash = ch)
+ }
> 
> qattributes_rand <- function(file) {
+   # ar <- sample(c(T,F),1)
+   # don't use altrep to avoid serialization differences
+   # attributes_serialize_identical won't pass with ALTREP
+   ar <- FALSE
+   nt <- sample(5,1)
+   qattributes(file, use_alt_rep = ar, nthreads = nt, strict = T)
+ }
> 
> ################################################################################################
> 
> for (q in 1:reps) {
+   cat("Rep",  q, "of", reps, "\n")
+   # String correctness
+   time <- vector("numeric", length = 3)
+   for (tp in test_points) {
+     for (i in 1:3) {
+       x1 <- rep(letters, length.out = tp) %>% paste(collapse = "")
+       x1 <- c(NA, "", x1)
+       time[i] <- Sys.time()
+       qsave_rand(x1, file = myfile)
+       z <- qattributes_rand(file = myfile)
+       time[i] <- Sys.time() - time[i]
+       do_gc()
+       stopifnot(attributes_identical(z, x1))
+     }
+     printCarriage(sprintf("strings: %s, %s s",tp, signif(mean(time), 4)))
+   }
+   cat("\n")
+ 
+   # Character vectors
+   time <- vector("numeric", length = 3)
+   for (tp in test_points_slow) {
+     for (i in 1:3) {
+       # qs_use_alt_rep(F)
+       x1 <- rep(as.raw(sample(255)), length.out = tp*10) %>% rawToChar
+       cuts <- sample(tp*10, tp + 1) %>% sort %>% as.numeric
+       x1 <- splitstr(x1, cuts)
+       x1 <- c(NA, "", x1)
+       qsave_rand(x1, file = myfile)
+       time[i] <- Sys.time()
+       z <- qattributes_rand(file = myfile)
+       time[i] <- Sys.time() - time[i]
+       do_gc()
+       stopifnot(attributes_identical(z, x1))
+     }
+     printCarriage(sprintf("Character Vectors: %s, %s s",tp, signif(mean(time), 4)))
+   }
+   cat("\n")
+ 
+   # stringfish character vectors -- require R > 3.5.0
+   if (utils::compareVersion(as.character(getRversion()), "3.5.0") != -1) {
+     time <- vector("numeric", length = 3)
+     for (tp in test_points_slow) {
+       for (i in 1:3) {
+         x1 <- rep(as.raw(sample(255)), length.out = tp*10) %>% rawToChar
+         cuts <- sample(tp*10, tp + 1) %>% sort %>% as.numeric
+         x1 <- splitstr(x1, cuts)
+         x1 <- c(NA, "", x1)
+         x1 <- stringfish::convert_to_sf(x1)
+         qsave_rand(x1, file = myfile)
+         time[i] <- Sys.time()
+         z <- qattributes_rand(file = myfile)
+         time[i] <- Sys.time() - time[i]
+         do_gc()
+         stopifnot(attributes_identical(z, x1))
+       }
+       printCarriage(sprintf("Stringfish: %s, %s s",tp, signif(mean(time), 4)))
+     }
+     cat("\n")
+   }
+ 
+   # Integers
+   time <- vector("numeric", length = 3)
+   for (tp in test_points) {
+     for (i in 1:3) {
+       x1 <- sample(1:tp, replace = T)
+       x1 <- c(NA, x1)
+       time[i] <- Sys.time()
+       qsave_rand(x1, file = myfile)
+       z <- qattributes_rand(file = myfile)
+       time[i] <- Sys.time() - time[i]
+       do_gc()
+       stopifnot(attributes_identical(z, x1))
+     }
+     printCarriage(sprintf("Integers: %s, %s s",tp, signif(mean(time), 4)))
+   }
+   cat("\n")
+ 
+   # Doubles
+   time <- vector("numeric", length = 3)
+   for (tp in test_points) {
+     for (i in 1:3) {
+       x1 <- rnorm(tp)
+       x1 <- c(NA, x1)
+       time[i] <- Sys.time()
+       qsave_rand(x1, file = myfile)
+       z <- qattributes_rand(file = myfile)
+       time[i] <- Sys.time() - time[i]
+       do_gc()
+       stopifnot(attributes_identical(z, x1))
+     }
+     printCarriage(sprintf("Numeric: %s, %s s",tp, signif(mean(time), 4)))
+   }
+   cat("\n")
+ 
+   # Logical
+   time <- vector("numeric", length = 3)
+   for (tp in test_points) {
+     for (i in 1:3) {
+ 
+       x1 <- sample(c(T, F, NA), replace = T, size = tp)
+       time[i] <- Sys.time()
+       qsave_rand(x1, file = myfile)
+       z <- qattributes_rand(file = myfile)
+       time[i] <- Sys.time() - time[i]
+       do_gc()
+       stopifnot(attributes_identical(z, x1))
+     }
+     printCarriage(sprintf("Logical: %s, %s s",tp, signif(mean(time),4)))
+   }
+   cat("\n")
+ 
+   # List
+   time <- vector("numeric", length = 3)
+   for (tp in test_points_slow) {
+     for (i in 1:3) {
+       x1 <- generateList(sample(1:4, replace = T, size = tp))
+       time[i] <- Sys.time()
+       qsave_rand(x1, file = myfile)
+       z <- qattributes_rand(file = myfile)
+       time[i] <- Sys.time() - time[i]
+       do_gc()
+       stopifnot(attributes_identical(z, x1))
+     }
+     printCarriage(sprintf("List: %s, %s s",tp, signif(mean(time),4)))
+   }
+   cat("\n")
+ 
+   for (i in 1:3) {
+     x1 <- rep( replicate(1000, { rep(letters, length.out = 2^7 + sample(10, size = 1)) %>% paste(collapse = "") }), length.out = 1e6 )
+     x1 <- data.frame(str = x1,num = runif(1:1000), stringsAsFactors = F)
+     qsave_rand(x1, file = myfile)
+     z <- qattributes_rand(file = myfile)
+     do_gc()
+     stopifnot(attributes_identical(z, x1))
+   }
+   cat("Data.frame test")
+   cat("\n")
+ 
+   for (i in 1:3) {
+     x1 <- rep( replicate(1000, { rep(letters, length.out = 2^7 + sample(10, size = 1)) %>% paste(collapse = "") }), length.out = 1e6 )
+     x1 <- data.table(str = x1,num = runif(1:1e6))
+     qsave_rand(x1, file = myfile)
+     z <- qattributes_rand(file = myfile)
+     do_gc()
+     stopifnot(attributes_serialize_identical(z, x1))
+   }
+   cat("Data.table test")
+   cat("\n")
+ 
+   for (i in 1:3) {
+     x1 <- rep( replicate(1000, { rep(letters, length.out = 2^7 + sample(10, size = 1)) %>% paste(collapse = "") }), length.out = 1e6 )
+     x1 <- tibble(str = x1,num = runif(1:1e6))
+     qsave_rand(x1, file = myfile)
+     z <- qattributes_rand(file = myfile)
+     do_gc()
+     stopifnot(attributes_identical(z, x1))
+   }
+   cat("Tibble test")
+   cat("\n")
+ 
+   # Encoding test
+   if (Sys.info()[['sysname']] != "Windows") {
+     for (i in 1:3) {
+       x1 <- "己所不欲，勿施于人" # utf 8
+       x2 <- x1
+       Encoding(x2) <- "latin1"
+       x3 <- x1
+       Encoding(x3) <- "bytes"
+       x4 <- rep(x1, x2, length.out = 1e4) %>% paste(collapse = ";")
+       x1 <- c(x1, x2, x3, x4)
+       qsave_rand(x1, file = myfile)
+       z <- qattributes_rand(file = myfile)
+       do_gc()
+       stopifnot(attributes_identical(z, x1))
+     }
+     printCarriage("Encoding test")
+   } else {
+     printCarriage("(Encoding test not run on windows)")
+   }
+   cat("\n")
+ 
+   # complex vectors
+   time <- vector("numeric", length = 3)
+   for (tp in test_points) {
+     for (i in 1:3) {
+       re <- rnorm(tp)
+       im <- runif(tp)
+       x1 <- complex(real = re, imaginary = im)
+       x1 <- c(NA_complex_, x1)
+       time[i] <- Sys.time()
+       qsave_rand(x1, file = myfile)
+       z <- qattributes_rand(file = myfile)
+       time[i] <- Sys.time() - time[i]
+       do_gc()
+       stopifnot(attributes_identical(z, x1))
+     }
+     printCarriage(sprintf("Complex: %s, %s s",tp, signif(mean(time), 4)))
+   }
+   cat("\n")
+ 
+   # factors
+   for (tp in test_points) {
+     time <- vector("numeric", length = 3)
+     for (i in 1:3) {
+       x1 <- factor(rep(letters, length.out = tp), levels = sample(letters), ordered = TRUE)
+       time[i] <- Sys.time()
+       qsave_rand(x1, file = myfile)
+       z <- qattributes_rand(file = myfile)
+       time[i] <- Sys.time() - time[i]
+       do_gc()
+       stopifnot(attributes_identical(z, x1))
+     }
+     printCarriage(sprintf("Factors: %s, %s s",tp, signif(mean(time), 4)))
+   }
+   cat("\n")
+ 
+   # Random objects
+   time <- vector("numeric", length = 8)
+   for (i in 1:8) {
+     # qs_use_alt_rep(sample(c(T, F), size = 1))
+     obj_size <- 0
+     x1 <- random_object_generator(12)
+     printCarriage(sprintf("Random objects: %s bytes", object.size(x1) %>% as.numeric))
+     time[i] <- Sys.time()
+     qsave_rand(x1, file = myfile)
+     z <- qattributes_rand(file = myfile)
+     time[i] <- Sys.time() - time[i]
+     do_gc()
+     stopifnot(attributes_identical(z, x1))
+   }
+   printCarriage(sprintf("Random objects: %s s", signif(mean(time), 4)))
+   cat("\n")
+ 
+   # nested attributes
+   time <- vector("numeric", length = 3)
+   for (i in 1:3) {
+     x1 <- as.list(1:26)
+     attr(x1[[26]], letters[26]) <- rnorm(100)
+     for (i in 25:1) {
+       attr(x1[[i]], letters[i]) <- x1[[i + 1]]
+     }
+     time[i] <- Sys.time()
+     for(j in 1:length(x1)) {
+       qsave_rand(x1[[j]], file = myfile)
+       z <- qattributes_rand(file = myfile)
+       time[i] <- Sys.time() - time[i]
+       do_gc()
+       stopifnot(attributes_identical(z, x1[[j]]))
+     }
+   }
+   printCarriage(sprintf("Nested attributes: %s s", signif(mean(time), 4)))
+   cat("\n")
+ 
+   # alt-rep -- should serialize the unpacked object
+   time <- vector("numeric", length = 3)
+   for (i in 1:3) {
+     x1 <- 1:max_size
+     time[i] <- Sys.time()
+     qsave_rand(x1, file = myfile)
+     z <- qattributes_rand(file = myfile)
+     time[i] <- Sys.time() - time[i]
+     do_gc()
+     stopifnot(attributes_identical(z, x1))
+   }
+   printCarriage(sprintf("Alt rep integer: %s s", signif(mean(time), 4)))
+   cat("\n")
+ 
+ 
+   # Environment test
+   time <- vector("numeric", length = 3)
+   for (i in 1:3) {
+     x1 <- new.env()
+     x1[["a"]] <- 1:max_size
+     x1[["b"]] <- runif(max_size)
+     x1[["c"]] <- stringfish::random_strings(1e4, vector_mode = "normal")
+     time[i] <- Sys.time()
+     qsave_rand(x1, file = myfile)
+     z <- qattributes_rand(file = myfile)
+     stopifnot(attributes_identical(z[["a"]], x1[["a"]]))
+     stopifnot(attributes_identical(z[["b"]], x1[["b"]]))
+     stopifnot(attributes_identical(z[["c"]], x1[["c"]]))
+     time[i] <- Sys.time() - time[i]
+     do_gc()
+   }
+   printCarriage(sprintf("Environment test: %s s", signif(mean(time), 4)))
+   cat("\n")
+ 
+   time <- vector("numeric", length = 3)
+   for (i in 1:3) {
+     x1 <- nested_tibble()
+     time[i] <- Sys.time()
+     qsave_rand(x1, file = myfile)
+     z <- qattributes_rand(file = myfile)
+     stopifnot(attributes_identical(z, x1))
+     time[i] <- Sys.time() - time[i]
+     do_gc()
+   }
+   printCarriage(sprintf("nested tibble test: %s s", signif(mean(time), 4)))
+   cat("\n")
+ }
Rep 1 of 2 
strings: 0, 0.008687 s 
strings: 1, 0.00334 s 
strings: 2, 0.005474 s 
strings: 4, 0.003804 s 
strings: 8, 0.002778 s 
strings: 31, 0.002315 s 
strings: 33, 0.005455 s 
strings: 32, 0.002521 s 
strings: 255, 0.002591 s 
strings: 257, 0.004201 s 
strings: 256, 0.0006503 s 
strings: 65535, 0.003894 s 
strings: 65537, 0.002627 s 
strings: 65536, 0.001231 s 
strings: 1e+06, 0.005533 s 

Character Vectors: 0, 0.0005613 s 
Character Vectors: 1, 0.001075 s 
Character Vectors: 2, 0.001177 s 
Character Vectors: 4, 0.001191 s 
Character Vectors: 8, 0.0001527 s 
Character Vectors: 31, 0.001204 s 
Character Vectors: 33, 0.001554 s 
Character Vectors: 32, 0.0004509 s 
Character Vectors: 255, 0.003416 s 
Character Vectors: 257, 0.0009813 s 
Character Vectors: 256, 0.0003434 s 
Character Vectors: 65535, 0.002348 s 
Character Vectors: 65537, 0.003934 s 
Character Vectors: 65536, 0.004997 s 

Stringfish: 0, 0.001695 s 
Stringfish: 1, 0.001429 s 
Stringfish: 2, 0.0007383 s 
Stringfish: 4, 0.00171 s 
Stringfish: 8, 0.000491 s 
Stringfish: 31, 0.002032 s 
Stringfish: 33, 0.001032 s 
Stringfish: 32, 0.001509 s 
Stringfish: 255, 0.0005743 s 
Stringfish: 257, 0.001373 s 
Stringfish: 256, 0.0005471 s 
Stringfish: 65535, 0.003339 s 
Stringfish: 65537, 0.003369 s 
Stringfish: 65536, 0.003341 s 

Integers: 0, 0.001252 s 
Integers: 1, 0.002135 s 
Integers: 2, 0.008379 s 
Integers: 4, 0.00577 s 
Integers: 8, 0.001726 s 
Integers: 31, 0.002956 s 
Integers: 33, 0.00142 s 
Integers: 32, 0.002556 s 
Integers: 255, 0.001289 s 
Integers: 257, 0.003237 s 
Integers: 256, 0.00221 s 
Integers: 65535, 0.01225 s 
Integers: 65537, 0.01036 s 
Integers: 65536, 0.008856 s 
Integers: 1e+06, 0.04484 s 

Numeric: 0, 0.002334 s 
Numeric: 1, 0.003997 s 
Numeric: 2, 0.005287 s 
Numeric: 4, 0.002951 s 
Numeric: 8, 0.004434 s 
Numeric: 31, 0.001225 s 
Numeric: 33, 0.000914 s 
Numeric: 32, 0.002054 s 
Numeric: 255, 0.001347 s 
Numeric: 257, 0.003147 s 
Numeric: 256, 0.00191 s 
Numeric: 65535, 0.02275 s 
Numeric: 65537, 0.0189 s 
Numeric: 65536, 0.004614 s 
Numeric: 1e+06, 0.1004 s 

Logical: 0, 0.00603 s 
Logical: 1, 0.004242 s 
Logical: 2, 0.00112 s 
Logical: 4, 0.002785 s 
Logical: 8, 0.004752 s 
Logical: 31, 0.001594 s 
Logical: 33, 0.003152 s 
Logical: 32, 0.002151 s 
Logical: 255, 0.001685 s 
Logical: 257, 0.002262 s 
Logical: 256, 0.002335 s 
Logical: 65535, 0.01627 s 
Logical: 65537, 0.01246 s 
Logical: 65536, 0.02618 s 
Logical: 1e+06, 0.04284 s 

List: 0, 0.00116 s 
List: 1, 0.007163 s 
List: 2, 0.0008681 s 
List: 4, 0.00161 s 
List: 8, 0.002613 s 
List: 31, 0.006201 s 
List: 33, 0.001703 s 
List: 32, 0.001594 s 
List: 255, 0.002424 s 
List: 257, 0.001645 s 
List: 256, 0.002637 s 
List: 65535, 0.06087 s 
List: 65537, 0.03106 s 
List: 65536, 0.02254 s 

Data.frame test
Data.table test
Tibble test
(Encoding test not run on windows) 

Complex: 0, 0.004774 s 
Complex: 1, 0.00219 s 
Complex: 2, 0.001274 s 
Complex: 4, 0.003224 s 
Complex: 8, 0.004454 s 
Complex: 31, 0.002871 s 
Complex: 33, 0.005057 s 
Complex: 32, 0.003381 s 
Complex: 255, 0.002492 s 
Complex: 257, 0.003273 s 
Complex: 256, 0.002797 s 
Complex: 65535, 0.01244 s 
Complex: 65537, 0.03872 s 
Complex: 65536, 0.04031 s 
Complex: 1e+06, 0.05958 s 

Factors: 0, 0.005488 s 
Factors: 1, 0.004472 s 
Factors: 2, 0.006269 s 
Factors: 4, 0.00474 s 
Factors: 8, 0.001058 s 
Factors: 31, 0.004498 s 
Factors: 33, 0.00788 s 
Factors: 32, 0.005316 s 
Factors: 255, 0.002933 s 
Factors: 257, 0.004126 s 
Factors: 256, 0.002733 s 
Factors: 65535, 0.002718 s 
Factors: 65537, 0.002532 s 
Factors: 65536, 0.003289 s 
Factors: 1e+06, 0.03458 s 

Random objects: 1037424 bytes 
Random objects: 1027200 bytes 
Random objects: 1065104 bytes 
Random objects: 1086488 bytes 
Random objects: 1095112 bytes 
Random objects: 1050696 bytes 
Random objects: 1042440 bytes 
Random objects: 1091728 bytes 
Random objects: 0.02336 s 

Nested attributes: 567300000 s 

Alt rep integer: 0.04578 s 

Environment test: 0.09539 s 

nested tibble test: 0.6858 s 

Rep 2 of 2 
strings: 0, 0.01068 s 
strings: 1, 0.008494 s 
strings: 2, 0.00541 s 
strings: 4, 0.002288 s 
strings: 8, 0.001547 s 
strings: 31, 0.001193 s 
strings: 33, 0.007795 s 
strings: 32, 0.001598 s 
strings: 255, 0.00214 s 
strings: 257, 0.002219 s 
strings: 256, 0.006344 s 
strings: 65535, 0.01067 s 
strings: 65537, 0.002749 s 
strings: 65536, 0.002756 s 
strings: 1e+06, 0.003668 s 

Character Vectors: 0, 0.001246 s 
Character Vectors: 1, 0.0004726 s 
Character Vectors: 2, 0.0004823 s 
Character Vectors: 4, 0.000144 s 
Character Vectors: 8, 0.0001819 s 
Character Vectors: 31, 0.0001774 s 
Character Vectors: 33, 0.001261 s 
Character Vectors: 32, 0.001367 s 
Character Vectors: 255, 0.0006377 s 
Character Vectors: 257, 0.001896 s 
Character Vectors: 256, 0.0006513 s 
Character Vectors: 65535, 0.002744 s 
Character Vectors: 65537, 0.002045 s 
Character Vectors: 65536, 0.003407 s 

Stringfish: 0, 0.001201 s 
Stringfish: 1, 0.0007243 s 
Stringfish: 2, 0.000643 s 
Stringfish: 4, 0.002129 s 
Stringfish: 8, 0.001291 s 
Stringfish: 31, 0.0009763 s 
Stringfish: 33, 0.0004298 s 
Stringfish: 32, 0.0005967 s 
Stringfish: 255, 0.002974 s 
Stringfish: 257, 0.002656 s 
Stringfish: 256, 0.001704 s 
Stringfish: 65535, 0.002992 s 
Stringfish: 65537, 0.003462 s 
Stringfish: 65536, 0.00544 s 

Integers: 0, 0.005416 s 
Integers: 1, 0.00219 s 
Integers: 2, 0.001985 s 
Integers: 4, 0.002523 s 
Integers: 8, 0.001552 s 
Integers: 31, 0.002576 s 
Integers: 33, 0.001789 s 
Integers: 32, 0.003707 s 
Integers: 255, 0.003632 s 
Integers: 257, 0.002343 s 
Integers: 256, 0.002396 s 
Integers: 65535, 0.003804 s 
Integers: 65537, 0.004262 s 
Integers: 65536, 0.002758 s 
Integers: 1e+06, 0.01862 s 

Numeric: 0, 0.005818 s 
Numeric: 1, 0.001072 s 
Numeric: 2, 0.001704 s 
Numeric: 4, 0.006738 s 
Numeric: 8, 0.0015 s 
Numeric: 31, 0.00167 s 
Numeric: 33, 0.001514 s 
Numeric: 32, 0.00202 s 
Numeric: 255, 0.003515 s 
Numeric: 257, 0.003128 s 
Numeric: 256, 0.003618 s 
Numeric: 65535, 0.005737 s 
Numeric: 65537, 0.01035 s 
Numeric: 65536, 0.01044 s 
Numeric: 1e+06, 0.03592 s 

Logical: 0, 0.007184 s 
Logical: 1, 0.00407 s 
Logical: 2, 0.01157 s 
Logical: 4, 0.002501 s 
Logical: 8, 0.00248 s 
Logical: 31, 0.002448 s 
Logical: 33, 0.003086 s 
Logical: 32, 0.001713 s 
Logical: 255, 0.004046 s 
Logical: 257, 0.002223 s 
Logical: 256, 0.004064 s 
Logical: 65535, 0.01036 s 
Logical: 65537, 0.0034 s 
Logical: 65536, 0.005718 s 
Logical: 1e+06, 0.05663 s 

List: 0, 0.005028 s 
List: 1, 0.008358 s 
List: 2, 0.002988 s 
List: 4, 0.006265 s 
List: 8, 0.00502 s 
List: 31, 0.003974 s 
List: 33, 0.002013 s 
List: 32, 0.001671 s 
List: 255, 0.004241 s 
List: 257, 0.003362 s 
List: 256, 0.002441 s 
List: 65535, 0.01841 s 
List: 65537, 0.02134 s 
List: 65536, 0.04125 s 

Data.frame test
Data.table test
Tibble test
(Encoding test not run on windows) 

Complex: 0, 0.01443 s 
Complex: 1, 0.002721 s 
Complex: 2, 0.003448 s 
Complex: 4, 0.004099 s 
Complex: 8, 0.002723 s 
Complex: 31, 0.002133 s 
Complex: 33, 0.001114 s 
Complex: 32, 0.001642 s 
Complex: 255, 0.003654 s 
Complex: 257, 0.002461 s 
Complex: 256, 0.002302 s 
Complex: 65535, 0.04462 s 
Complex: 65537, 0.03174 s 
Complex: 65536, 0.01729 s 
Complex: 1e+06, 0.4752 s 

Factors: 0, 0.01213 s 
Factors: 1, 0.003446 s 
Factors: 2, 0.008585 s 
Factors: 4, 0.001337 s 
Factors: 8, 0.003744 s 
Factors: 31, 0.001386 s 
Factors: 33, 0.001081 s 
Factors: 32, 0.002076 s 
Factors: 255, 0.002519 s 
Factors: 257, 0.001271 s 
Factors: 256, 0.00232 s 
Factors: 65535, 0.003898 s 
Factors: 65537, 0.002415 s 
Factors: 65536, 0.002609 s 
Factors: 1e+06, 0.01272 s 

Random objects: 1038408 bytes 
Random objects: 1059008 bytes 
Random objects: 1097080 bytes 
Random objects: 1102128 bytes 
Random objects: 1031648 bytes 
Random objects: 1019392 bytes 
Random objects: 1033744 bytes 
Random objects: 1023424 bytes 
Random objects: 0.03378 s 

Nested attributes: 567300000 s 

Alt rep integer: 0.05228 s 

Environment test: 0.271 s 

nested tibble test: 1.137 s 

> 
> cat("tests done\n")
tests done
> rm(list = setdiff(ls(), c("total_time", "do_gc")))
> do_gc()
          used (Mb) gc trigger  (Mb) max used  (Mb)
Ncells  659160 35.3    2415287 129.0  3019108 161.3
Vcells 2097318 16.1   21547642 164.4 26934545 205.5
> total_time <- Sys.time() - total_time
> print(total_time)
Time difference of 2.362754 mins
> 
> proc.time()
   user  system elapsed 
 140.82   22.03  142.00