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R version 3.3.1 (2016-06-21) -- "Bug in Your Hair"
Copyright (C) 2016 The R Foundation for Statistical Computing
Platform: x86_64-pc-linux-gnu (64-bit)
R is free software and comes with ABSOLUTELY NO WARRANTY.
You are welcome to redistribute it under certain conditions.
Type 'license()' or 'licence()' for distribution details.
R is a collaborative project with many contributors.
Type 'contributors()' for more information and
'citation()' on how to cite R or R packages in publications.
Type 'demo()' for some demos, 'help()' for on-line help, or
'help.start()' for an HTML browser interface to help.
Type 'q()' to quit R.
>
> ## Test of date and datetime types, based on earlier version in inst/devTests
> ##
> ## Dirk Eddelbuettel, 21 Oct 2008
>
> dbTypeTests <- function(con, dateclass="timestamp without time zone", tz="UTC") {
+ cat("\n\n**** Trying with ", dateclass, "\n")
+
+ if (dbExistsTable(con, "tempostgrestable"))
+ dbRemoveTable(con, "tempostgrestable")
+
+ dbGetQuery(con, paste("create table tempostgrestable (tt ", dateclass, ", zz integer);", sep=""))
+ insstring <- '2008-07-01 14:15:16.123+00'
+ cat(paste('inserted string 1:', insstring))
+ cat("\n")
+ dbGetQuery(con, paste("insert into tempostgrestable values('", insstring, "', 1);", sep=""))
+
+ # now <- ISOdatetime(2000,1,2,3,4,5.678)
+ insstring <- '2000-01-02 03:04:05.678+00'
+ cat(paste('inserted string 2:', insstring))
+ cat("\n")
+ dbGetQuery(con, paste("insert into tempostgrestable values('", insstring, "', 2);", sep=""))
+ tt<-as.POSIXct(c("2008-07-01 23:45:16.123+0930","2000-01-02 13:34:05.678+1030"), format="%Y-%m-%d %H:%M:%OS%z")
+ print(tt)
+
+ dbGetQuery(con, paste("SET TIMEZONE TO '", tz, "'", sep=""))
+
+ data <- dbGetQuery(con, "select tt from tempostgrestable;")
+
+ times <- data[,1]
+ print(times)
+ if(as.double(tt[1]) == as.double(times[1])){
+ cat('PASS\n')
+ }else{
+ cat('FAIL\n')
+ }
+ if(as.double(tt[2]) == as.double(times[2])){
+ cat('PASS\n')
+ }else{
+ cat('FAIL\n')
+ }
+
+
+ dbRemoveTable(con, "tempostgrestable")
+ invisible(NULL)
+ }
>
> ## only run this if this env.var is set correctly
> if ((Sys.getenv("POSTGRES_USER") != "") &
+ (Sys.getenv("POSTGRES_HOST") != "") &
+ (Sys.getenv("POSTGRES_DATABASE") != "")) {
+
+ ## try to load our module and abort if this fails
+ stopifnot(require(RPostgreSQL))
+
+ ## Force a timezone to make the tests comparable at different locations
+ Sys.setenv("TZ"="UTC")
+ tt<-as.POSIXct(c("2008-07-01 23:45:16.123+0930","2000-01-02 13:34:05.678+1030"), format="%Y-%m-%d %H:%M:%OS%z")
+ print(tt)
+
+ ## load the PostgresSQL driver
+ drv <- dbDriver("PostgreSQL")
+ ## can't print result as it contains process id which changes print(summary(drv))
+
+ ## connect to the default db
+ con <- dbConnect(drv,
+ user=Sys.getenv("POSTGRES_USER"),
+ password=Sys.getenv("POSTGRES_PASSWD"),
+ host=Sys.getenv("POSTGRES_HOST"),
+ dbname=Sys.getenv("POSTGRES_DATABASE"),
+ port=ifelse((p<-Sys.getenv("POSTGRES_PORT"))!="", p, 5432))
+
+ cat('testing UTC')
+ dbTypeTests(con, "timestamp")
+ dbTypeTests(con, "timestamp with time zone")
+ cat('testing Asia/Tokyo')
+ dbTypeTests(con, "timestamp", tz="Asia/Tokyo")
+ dbTypeTests(con, "timestamp with time zone", tz="Asia/Tokyo")
+ cat('testing Australlia/South')
+ dbTypeTests(con, "timestamp", tz="Australia/South")
+ dbTypeTests(con, "timestamp with time zone", tz="Australia/South")
+ cat('testing America/New_York')
+ dbTypeTests(con, "timestamp", tz="America/New_York")
+ dbTypeTests(con, "timestamp with time zone", tz="America/New_York")
+
+ dbDisconnect(con)
+ }
Loading required package: RPostgreSQL
Loading required package: DBI
[1] "2008-07-01 14:15:16 UTC" "2000-01-02 03:04:05 UTC"
testing UTC
**** Trying with timestamp
inserted string 1: 2008-07-01 14:15:16.123+00
inserted string 2: 2000-01-02 03:04:05.678+00
[1] "2008-07-01 14:15:16 UTC" "2000-01-02 03:04:05 UTC"
[1] "2008-07-01 14:15:16 UTC" "2000-01-02 03:04:05 UTC"
PASS
PASS
**** Trying with timestamp with time zone
inserted string 1: 2008-07-01 14:15:16.123+00
inserted string 2: 2000-01-02 03:04:05.678+00
[1] "2008-07-01 14:15:16 UTC" "2000-01-02 03:04:05 UTC"
[1] "2008-07-01 14:15:16 UTC" "2000-01-02 03:04:05 UTC"
PASS
PASS
testing Asia/Tokyo
**** Trying with timestamp
inserted string 1: 2008-07-01 14:15:16.123+00
inserted string 2: 2000-01-02 03:04:05.678+00
[1] "2008-07-01 14:15:16 UTC" "2000-01-02 03:04:05 UTC"
[1] "2008-07-01 14:15:16 UTC" "2000-01-02 03:04:05 UTC"
PASS
PASS
**** Trying with timestamp with time zone
inserted string 1: 2008-07-01 14:15:16.123+00
inserted string 2: 2000-01-02 03:04:05.678+00
[1] "2008-07-01 14:15:16 UTC" "2000-01-02 03:04:05 UTC"
[1] "2008-07-01 14:15:16 UTC" "2000-01-02 03:04:05 UTC"
PASS
PASS
testing Australlia/South
**** Trying with timestamp
inserted string 1: 2008-07-01 14:15:16.123+00
inserted string 2: 2000-01-02 03:04:05.678+00
[1] "2008-07-01 14:15:16 UTC" "2000-01-02 03:04:05 UTC"
[1] "2008-07-01 14:15:16 UTC" "2000-01-02 03:04:05 UTC"
PASS
PASS
**** Trying with timestamp with time zone
inserted string 1: 2008-07-01 14:15:16.123+00
inserted string 2: 2000-01-02 03:04:05.678+00
[1] "2008-07-01 14:15:16 UTC" "2000-01-02 03:04:05 UTC"
[1] "2008-07-01 14:15:16 UTC" "2000-01-02 03:04:05 UTC"
PASS
PASS
testing America/New_York
**** Trying with timestamp
inserted string 1: 2008-07-01 14:15:16.123+00
inserted string 2: 2000-01-02 03:04:05.678+00
[1] "2008-07-01 14:15:16 UTC" "2000-01-02 03:04:05 UTC"
[1] "2008-07-01 14:15:16 UTC" "2000-01-02 03:04:05 UTC"
PASS
PASS
**** Trying with timestamp with time zone
inserted string 1: 2008-07-01 14:15:16.123+00
inserted string 2: 2000-01-02 03:04:05.678+00
[1] "2008-07-01 14:15:16 UTC" "2000-01-02 03:04:05 UTC"
[1] "2008-07-01 14:15:16 UTC" "2000-01-02 03:04:05 UTC"
PASS
PASS
[1] TRUE
>
>
> proc.time()
user system elapsed
0.754 0.048 1.099
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