R Under development (unstable) (2024-03-18 r86148 ucrt) -- "Unsuffered Consequences"
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> library(magrittr)
> library(unittest)
> library(gadget3)
> 
> areas <- c('1' = 1)
> year_range <- 1952:1953
> timestep <- c(3,3,3,3)
> 
> time_actions <- list(
+   # Keep TMB happy
+   g3_formula( nll <- nll + g3_param("dummy", value = 0) ),
+   g3a_time(start_year = min(year_range),
+            end_year = max(year_range),
+            timestep),
+   list())
> 
> stock <-
+   g3_stock('stock', seq(10, 20, 5)) %>%
+   g3s_livesonareas(areas[c('1')]) %>%
+   g3s_age(minage = 0, maxage = 1)
> 
> stock_actions <-
+   list(
+     g3a_initialconditions_normalparam(stock),
+     g3a_age(stock),
+     NULL
+   )
> 
> survey <-
+   g3_fleet('survey') %>%
+   g3s_livesonareas(areas[c('1')])
> 
> survey_landings <- expand.grid(year = year_range, step = 1:4, area = 1)
> survey_landings$total_weight <- 1
> 
> numberfleet_actions <-
+   list(
+     g3a_predate_fleet(survey,
+                       list(stock),
+                       suitabilities =  g3_suitability_exponentiall50(g3_parameterized('alpha'),
+                                                                      g3_parameterized('l50')),
+                       catchability_f = g3a_predate_catchability_numberfleet(10)
+                       )
+   )
> 
> actions <- c(time_actions, stock_actions, numberfleet_actions)
> 
> model_fn <- g3_to_r(actions)
> model_cpp <- g3_to_tmb(attr(model_fn, 'actions'), trace = FALSE)
> if (Sys.getenv('G3_TEST_TMB') == "2") {
+     #model_cpp <- edit(model_cpp)
+     #writeLines(TMB::gdbsource(g3_tmb_adfun(model_cpp, compile_flags = "-g", output_script = TRUE)))
+     model_tmb <- g3_tmb_adfun(model_cpp, trace = TRUE, compile_flags = c("-O0", "-g"))
+ }
> 
> ok_group("g3a_predate_catchability_numberfleet", {
+     params <- attr(model_fn, 'parameter_template')
+     params[] <- 1
+     params$recage <- 0
+     params$retro_years <- params$project_years <- 0
+     
+     r <- model_fn(params)
+  
+     # stock__wgt was being zero'ed by g3a_age(), check this doesn't break again.
+     ok(all(!is.nan(attr(r, 'stock__num'))), "stock__num: Hasn't gone NaN")
+     ok(all(!is.nan(attr(r, 'stock__wgt'))), "stock__wgt: Hasn't gone NaN")
+ 
+     if (Sys.getenv('G3_TEST_TMB') == "2") gadget3:::ut_tmb_r_compare(model_fn, model_tmb, params, model_cpp = model_cpp)
+ })
# g3a_predate_catchability_numberfleet
ok - stock__num: Hasn't gone NaN
ok - stock__wgt: Hasn't gone NaN
> 
> proc.time()
   user  system elapsed 
   0.89    0.10    0.98 
# Looks like you passed all 2 tests.