R version 4.4.0 alpha (2024-04-04 r86334 ucrt)
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Platform: x86_64-w64-mingw32/x64

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> library(CodeDepends)
> 
> 
> res7 = getInputs(quote(x <- names(y[a:5])[w]))
> stopifnot(identical(res7@inputs, c("y", "a", "w")),
+           identical(res7@outputs, "x"),
+           identical(res7@code, quote(x <- names(y[a:5])[w])))
> 
> 
> 
> ## regression test to ensure formulaInputs argument functions correctly
> res10a = getInputs(quote(lm(x~y)))
> stopifnot(identical(res10a@inputs, character()))
> res10b = getInputs(quote(lm(x~y)), formulaInputs = TRUE)
> stopifnot(identical(res10b@inputs, c("x", "y")))
> 
> ## regression tests for passing functions directly to getInputs
> 
> ## function with {} and multiple expressions
> f = function(a = 5, b, c = 7) {
+     d = a + b + 5
+     df = data.frame(a = a, b = b)
+     fit =lm(b~a, data = df)
+     fit
+ }
> 
> res11 = getInputs(f)
> ## one ScriptNodeInfo for the formals, then 5 for the body
> stopifnot(length(res11) == 6,
+           identical(res11[[5]]@inputs, "df"),
+           identical(res11[[5]]@outputs, "fit"),
+           identical(res11[[5]]@functions, c("lm" = FALSE, "~" = FALSE)),
+           identical(res11[[5]]@nsevalVars, c("b", "a"))
+           )
> 
> ## function with single expressoin (call) with no {} 
> fsmall = function(a = 5, b, c = 7) a+b+c
> 
> res11b = getInputs(fsmall)
> stopifnot(length(res11b) == 2,
+           identical(res11b[[1]]@outputs, c("a", "b", "c")),
+           identical(res11b[[2]]@inputs, c("a", "b", "c")))
> 
> ## does it know where functions that live in base packages come from (ie do they get FALSE)
> ## also does passing expressions directly to readScript work?
> ## We have to do this because it only tries to figure out function locality
> ## when it's given a script, not for individual expressions
> ## XXX change this for base package funs?
> 
> res12 = getInputs(readScript(txt = quote(x <- rnorm(10)+ Rcmd("This would never work!"))))
> 
> stopifnot(identical(res12[[1]]@functions, c("+" = FALSE, rnorm = FALSE, Rcmd = FALSE)))
> 
> 
> ## do functions called via the *apply statements show up in funs rather than inputs?
> ## including when specified out of order via FUN argument
> 
> res13 = getInputs(quote(y <- lapply(x, mean, na.rm=narm)))
> stopifnot(identical(res13@outputs, "y"),
+           identical(res13@inputs, c("x", "narm")),
+           identical(res13@functions, c(lapply = NA, mean = NA)))
> 
> res13b = getInputs(quote(y <- lapply(FUN=mean, x, na.rm=narm)))
> stopifnot(identical(res13b@outputs, "y"),
+           identical(res13b@inputs, c("x", "narm")),
+           identical(res13b@functions, c(lapply = NA, mean = NA)))
> 
> res14 = getInputs(quote(y <- apply(x,1, mean, na.rm=narm)))
> stopifnot(identical(res14@outputs, "y"),
+           identical(res14@inputs, c("x", "narm")),
+           identical(res14@functions, c(apply = NA, mean = NA)))
> 
> 
> res15 = getInputs(quote(y <- mapply(mean, x = stuff, y = things)))
> stopifnot(identical(res15@outputs, "y"),
+           identical(res15@inputs, c( "stuff", "things")),
+           identical(res15@functions, c(mapply = NA, mean = NA)))
> 
> res13c = getInputs(quote(y <- sapply(x, mean, na.rm=narm)))
> stopifnot(identical(res13c@outputs, "y"),
+           identical(res13c@inputs, c("x", "narm")),
+           identical(res13c@functions, c(sapply = NA, mean = NA)))
> 
> 
> ## do we catch updates correctly in all their various forms
> 
> res1 = getInputs(quote( x [ z > 0 ] <- 2 * y )) # outputs should be x and inputs x, z, y
> stopifnot(identical(res1@updates, "x"),
+           identical(res1@outputs, character()),
+           identical(res1@inputs, c("x", "z", "y")))
> 
> res2 = getInputs(quote( foo(x) <- 1)) #updates and inputes are both "x"
> stopifnot(identical(res2@inputs, "x"),
+           identical(res2@outputs, character()),
+           identical(res2@updates, "x"))
> 
> res3 = getInputs(quote( foo(x) <- a)) # updates is "x", inputs is x, a
> stopifnot(identical(res3@inputs, c("x", "a")),
+           identical(res3@updates, "x"),
+           identical(res3@outputs, character()))
> 
> 
> 
> res4 = getInputs(quote( x$foo <- a)) 
> stopifnot(identical(res4@inputs, c("x", "a")),
+           identical(res4@updates, "x"),
+           identical(res4@outputs, character()))
> 
> res5 = getInputs(quote( x[[foo]] <- a)) # outputs is "x", inputs is x, foo, a
> stopifnot(identical(res5@inputs, c("x", "foo", "a")),
+           identical(res5@outputs, character()),
+           identical(res5@updates, "x"))
> 
> res6 = getInputs(quote( x[["foo"]] <- a)) # outputs is "x", inputs is x, a
> stopifnot(identical(res6@inputs, c("x", "a")),
+           identical(res6@strings, "foo"),
+           identical(res6@updates, "x"),
+           identical(res6@outputs, character()))
> 
> res8 = getInputs(quote(x[x>0] <- 5))
> stopifnot(identical(res8@inputs, "x"),
+           identical(res8@outputs, character()),
+           identical(res8@updates, "x"))
> 
> res9 = getInputs(quote(x <- lapply(1:10, function(i) x[[10-i]])))
> stopifnot(identical(res9@inputs, "x"),
+           identical(res9@outputs, character()),
+           identical(res9@updates, "x"))
> 
> ## pipe handling and apply/map style function invocation play nicely
> ## together
> 
> res15 = getInputs(quote(1:10 %>% map_int(rnorm, sd = sample(1:10))))
> stopifnot(identical(res15@inputs, character()))
> stopifnot(identical(res15@functions, c("%>%" = NA, map_int = NA,
+                                        rnorm = NA, sample = NA,
+                                        ":" = NA)))
> 
> ## test that we now remember package loads across expressions and that the filter
> ## handler uses that
> 
> ## test that nested calls within pipes behave correctly wrt identifying nseval vs standard
> ## eval inputs
> 
> scr16 = readScript(txt = "library(dplyr); df %>% left_join(filter(df2, colname > 6))")
> res16 = getInputs(scr16)
> stopifnot(identical(res16[[2]]@inputs, c("df2", "df")))
> stopifnot(identical(res16[[2]]@nsevalVars, "colname"))
> 
> 
> ## filter regression test and test differentiation heuristic
> 
> scr17 = readScript(txt = "library(dplyr); filter(df, x>5)")
> res17 = getInputs(scr17)
> stopifnot(identical(res17[[2]]@inputs, "df"))
> stopifnot(identical(res17[[2]]@nsevalVars, "x"))
> 
> scr18 = readScript(txt = "filter(df, x>5)")
> res18 = getInputs(scr18)
> stopifnot(identical(res18[[1]]@inputs, c("df", "x")))
> stopifnot(length(res18[[1]]@nsevalVars) == 0)
> 
> 
> ## regression test for handling of inlined NativeSymbols by default
> ## handler, which includes Rcpp "functions" compiled
> ## from R
> ##
> ## Can't figure out how to get this not to barf during R CMD check :(
> 
> ## library(Rcpp)
> ## sourceCpp( system.file("unitTests/rcppfun.cpp", package="CodeDepends"))
> ## res19 = getInputs(convolve3cpp)
> 
> 
> ## stopifnot(identical(res19[[1]]@outputs, c("a", "b")),
> ##           identical(res19[[2]]@inputs, c("a", "b")))
> 
> proc.time()
   user  system elapsed 
   0.62    0.04    0.65