R Under development (unstable) (2025-04-17 r88153 ucrt) -- "Unsuffered Consequences"
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> library(datapackage)
> source("helpers.R")
> 
> # === NO FORMAT
> fielddescriptor <- list(
+   name = "datetime",
+   title = "A datetime field",
+   description = "A description",
+   type = "datetime"
+ )
> res <- dp_to_datetime(c("2020-01-01T12:13", "2022-12-31T12:13:14,15", "", NA), 
+   fielddescriptor = fielddescriptor)
Warning message:
In as.POSIXct.POSIXlt(x[sel], tz = zone) : unknown timezone 'NA'
> expect_equal(res, as.POSIXct(c("2020-01-01 12:13:00", "2022-12-31 12:13:14.15", NA, NA)), attributes = FALSE)
> expect_attribute(res, "fielddescriptor", fielddescriptor)
> suppressWarnings(expect_error(
+   dp_to_datetime(c("2022/01/01 14:12", "2024/01/31 12:23:12", "", NA), fielddescriptor = fielddescriptor)
+ ))
> 
> # === DEFAULT FORMAT
> fielddescriptor <- list(
+   name = "datetime",
+   title = "A datetime field",
+   description = "A description",
+   type = "datetime",
+   format = "default"
+ )
> res <- dp_to_datetime(c("2020-01-01T12:13", "2022-12-31T12:13:14,15", "", NA), 
+   fielddescriptor = fielddescriptor)
Warning message:
In as.POSIXct.POSIXlt(x[sel], tz = zone) : unknown timezone 'NA'
> expect_equal(res, as.POSIXct(c("2020-01-01 12:13:00", "2022-12-31 12:13:14.15", NA, NA)), attributes = FALSE)
> expect_attribute(res, "fielddescriptor", fielddescriptor)
> suppressWarnings(expect_error(
+   dp_to_datetime(c("2022/01/01 14:12", "2024/01/31 12:23:12", "", NA), fielddescriptor = fielddescriptor)
+ ))
> 
> # === ANY FORMAT
> fielddescriptor <- list(
+   name = "datetime",
+   title = "A datetime field",
+   description = "A description",
+   type = "datetime",
+   format = "any"
+ )
> res <- dp_to_datetime(c("2020/01/01 12:13", "2022/12/31 12:13:14,15", "", NA), 
+   fielddescriptor = fielddescriptor)
> expect_equal(res, as.POSIXct(c("2020-01-01 12:13:00", "2022-12-31 12:13:14.15", NA, NA)), attributes = FALSE)
> expect_attribute(res, "fielddescriptor", fielddescriptor)
> 
> # === %Y%M.. FORMAT
> fielddescriptor <- list(
+   name = "datetime",
+   title = "A datetime field",
+   description = "A description",
+   type = "datetime",
+   format = "%m/%d/%Y %H:%M:%S"
+ )
> res <- dp_to_datetime(c("01/01/2020 12:13:00", "12/31/2022 12:13:14.15", "", NA), 
+   fielddescriptor = fielddescriptor)
> expect_equal(res, as.POSIXct(c("2020-01-01 12:13:00", "2022-12-31 12:13:14.15", NA, NA)), attributes = FALSE)
> expect_attribute(res, "fielddescriptor", fielddescriptor)
> suppressWarnings(expect_error(
+   dp_to_datetime(c("2022/01/01 14:12", "2024/01/31 12:23:12", "", NA), fielddescriptor = fielddescriptor)
+ ))
> 
> # === NO FIELDDESCRIPTOR
> fielddescriptor <- list(
+   type = "datetime"
+ )
> res <- dp_to_datetime(c("2020-01-01T12:13", "2022-12-31T12:13:14,15", "", NA))
Warning message:
In as.POSIXct.POSIXlt(x[sel], tz = zone) : unknown timezone 'NA'
> expect_equal(res, as.POSIXct(c("2020-01-01 12:13:00", "2022-12-31 12:13:14.15", NA, NA)), attributes = FALSE)
> expect_attribute(res, "fielddescriptor", fielddescriptor)
> suppressWarnings(expect_error(
+   dp_to_datetime(c("2022/01/01 14:12", "2024/01/31 12:23:12", "", NA), fielddescriptor = fielddescriptor)
+ ))
> 
> 
> # === MISSINGVALUES
> fielddescriptor <- list(
+   name = "datetime",
+   title = "A datetime field",
+   description = "A description",
+   type = "datetime",
+   missingValues = "--"
+ )
> res <- dp_to_datetime(c("2020-01-01T12:13", "2022-12-31T12:13:14,15", "--", NA), 
+   fielddescriptor = fielddescriptor)
Warning message:
In as.POSIXct.POSIXlt(x[sel], tz = zone) : unknown timezone 'NA'
> expect_equal(res, as.POSIXct(c("2020-01-01 12:13:00", "2022-12-31 12:13:14.15", NA, NA)), attributes = FALSE)
> expect_attribute(res, "fielddescriptor", fielddescriptor)
> suppressWarnings(expect_error(
+   res <- dp_to_datetime(c("2020-01-01T12:13", "2022-12-31T12:13:14,15", "", NA), 
+     fielddescriptor = fielddescriptor)
+ ))
> suppressWarnings(expect_error(
+   res <- dp_to_datetime(c("2020-01-01T12:13", "2022-12-31T12:13:14,15", "---", NA), 
+     fielddescriptor = fielddescriptor)
+ ))
> 
> 
> # === NUMERIC
> res <- dp_to_datetime(0)
> expect_equal(res, as.POSIXct("1970-01-01 00:00:00", tz = "GMT"), attributes = FALSE)
> expect_attribute(res, "fielddescriptor", list(type = "datetime"))
> 
> # === DATE
> res <- dp_to_datetime(as.POSIXlt("1970-01-01 00:00"))
> expect_equal(res, as.POSIXct("1970-01-01 00:00:00"), attributes = FALSE)
> expect_attribute(res, "fielddescriptor", list(type = "datetime"))
> 
> 
> # =============================================================================
> # csv_colclass
> res <- datapackage:::csv_colclass_datetime() 
> expect_equal(res, "character")
> 
> res <- datapackage:::csv_colclass(list(type = "datetime")) 
> expect_equal(res, "character")
> 
> 
> # =============================================================================
> # csv_format
> 
> if ("CET" %in% OlsonNames()) {
+   res <- datapackage:::csv_format_datetime(as.POSIXct("2020-01-01 12:30:00", tz = "CET"))
+   expect_equal(res, "2020-01-01T12:30:00+01:00")
+ }
> 
> res <- datapackage:::csv_format_datetime(as.POSIXct("2020-01-01 12:30:00", tz = "GMT"))
> expect_equal(res, "2020-01-01T12:30:00Z")
> 
> fielddescriptor <- list(
+     type = "datetime",
+     format = "default"
+   )
> res <- datapackage:::csv_format(as.POSIXct(c("2020-01-01 12:30:00", NA), tz = "GMT"), 
+   fielddescriptor = fielddescriptor)
> expect_equal(res, c("2020-01-01T12:30:00Z", NA))
> 
> fielddescriptor <- list(
+     type = "datetime",
+     format = "any"
+   )
> res <- datapackage:::csv_format(as.POSIXct(c("2020-01-01 12:30:00", NA), tz = "GMT"), 
+   fielddescriptor = fielddescriptor)
> expect_equal(res, c("2020-01-01T12:30:00Z", NA))
> 
> fielddescriptor <- list(
+     type = "datetime",
+     format = "%Y %M"
+   )
> res <- datapackage:::csv_format(as.POSIXct(c("2020-01-01 12:30:00", NA), tz = "GMT"), 
+   fielddescriptor = fielddescriptor)
> expect_equal(res, c("2020 30", NA))
> 
> fielddescriptor <- list(
+     type = "datetime",
+     format = "default",
+     missingValues = ""
+   )
> res <- datapackage:::csv_format(as.POSIXct(c("2020-01-01 12:30:00", NA), tz = "GMT"), 
+   fielddescriptor = fielddescriptor)
> expect_equal(res, c("2020-01-01T12:30:00Z", ""))
> 
> 
> 
> 
> proc.time()
   user  system elapsed 
   0.23    0.07    0.29