tests/testthat/test-pat_filterDate.R

In AirSensor: Process and Display Data from Air Quality Sensors

# NOTE:  The range of the example_pat is:
#
# > range(example_pat$data$datetime)
# [1] "2018-08-02 07:00:00 UTC" "2018-08-28 06:59:00 UTC"


test_that("character date formats work", {

  # IF start and end are specified as numeric or character:
  #   assume the timezone of the sensor

  start_PDT <- ISOdatetime(2018, 08, 02, 07, 00, 00, tz = "UTC")
  end_PDT <- ISOdatetime(2018, 08, 03, 06, 59, 00, tz = "UTC")

  expect_identical(
    c(start_PDT, end_PDT),
    range( pat_filterDate(example_pat, 20180802, 20180803)$data$datetime )
  )

  expect_identical(
    c(start_PDT, end_PDT),
    range( pat_filterDate(example_pat, "20180802", "20180803")$data$datetime )
  )

  expect_identical(
    c(start_PDT, end_PDT),
    range( pat_filterDate(example_pat, "2018-08-02", 20180803)$data$datetime )
  )

  expect_identical(
    c(start_PDT, end_PDT),
    range( pat_filterDate(example_pat, "2018-08-02 00", 20180803)$data$datetime )
  )

  expect_identical(
    c(start_PDT, end_PDT),
    range( pat_filterDate(example_pat, "2018-08-02 00:00:00", 20180803)$data$datetime )
  )

})

test_that("character date formats work with timezones", {

  # IF start and end are specified as numeric or character
  # AND a timezone is specified:
  #   use the timezone to interpret the dates

  # UTC times
  start_HST <- ISOdatetime(2018, 08, 02, 10, 00, 00, tz = "UTC")
  end_HST <- ISOdatetime(2018, 08, 03, 09, 59, 00, tz = "UTC")

  start_PDT <- ISOdatetime(2018, 08, 02, 07, 00, 00, tz = "UTC")
  end_PDT <- ISOdatetime(2018, 08, 03, 06, 59, 00, tz = "UTC")

  start_MDT <- ISOdatetime(2018, 08, 02, 06, 00, 00, tz = "UTC")
  end_MDT <- ISOdatetime(2018, 08, 03, 05, 59, 00, tz = "UTC")

  start_EDT <- ISOdatetime(2018, 08, 02, 04, 00, 00, tz = "UTC")
  end_EDT <- ISOdatetime(2018, 08, 03, 03, 59, 00, tz = "UTC")

  start_UTC <- ISOdatetime(2018, 08, 02, 00, 00, 00, tz = "UTC")
  end_UTC <- ISOdatetime(2018, 08, 02, 23, 59, 00, tz = "UTC")

  expect_identical(
    c(start_PDT, end_PDT),
    range( pat_filterDate(example_pat, 20180802, 20180803)$data$datetime )
  )

  expect_identical(
    c(start_HST, end_HST),
    range( pat_filterDate(example_pat, 20180802, 20180803, timezone = "US/Hawaii")$data$datetime )
  )

  expect_identical(
    c(start_PDT, end_PDT),
    range( pat_filterDate(example_pat, 20180802, 20180803, timezone = "America/Los_Angeles")$data$datetime )
  )

  expect_identical(
    c(start_MDT, end_MDT),
    range( pat_filterDate(example_pat, 20180802, 20180803, timezone = "America/Denver")$data$datetime )
  )

  expect_identical(
    c(start_EDT, end_EDT),
    range( pat_filterDate(example_pat, 20180802, 20180803, timezone = "America/New_York")$data$datetime )
  )

  expect_identical(
    c(start_UTC, end_UTC),
    range( pat_filterDate(example_pat, 20180802, 20180803, timezone = "UTC")$data$datetime )
  )

})

test_that("POSIXct date formats work", {

  # Assume that anyone passing in a POSIXct object knows what they are doing.

  # IF start and end are specified as POSIXct
  #   accept them at face value, ignoring the sensor timezone

  # UTC times
  start_HST <- ISOdatetime(2018, 08, 02, 10, 00, 00, tz = "UTC")
  end_HST <- ISOdatetime(2018, 08, 03, 09, 59, 00, tz = "UTC")

  start_PDT <- ISOdatetime(2018, 08, 02, 07, 00, 00, tz = "UTC")
  end_PDT <- ISOdatetime(2018, 08, 03, 06, 59, 00, tz = "UTC")

  start_MDT <- ISOdatetime(2018, 08, 02, 06, 00, 00, tz = "UTC")
  end_MDT <- ISOdatetime(2018, 08, 03, 05, 59, 00, tz = "UTC")

  start_EDT <- ISOdatetime(2018, 08, 02, 04, 00, 00, tz = "UTC")
  end_EDT <- ISOdatetime(2018, 08, 03, 03, 59, 00, tz = "UTC")

  start_UTC <- ISOdatetime(2018, 08, 02, 00, 00, 00, tz = "UTC")
  end_UTC <- ISOdatetime(2018, 08, 02, 23, 59, 00, tz = "UTC")

  # Local times
  start_Hawaii <- ISOdatetime(2018, 08, 02, 00, 00, 00, tz = "US/Hawaii")
  end_Hawaii <- ISOdatetime(2018, 08, 02, 23, 59, 00, tz = "US/Hawaii")

  start_LA <- ISOdatetime(2018, 08, 02, 00, 00, 00, tz = "America/Los_Angeles")
  end_LA <- ISOdatetime(2018, 08, 02, 23, 59, 00, tz = "America/Los_Angeles")

  start_Denver <- ISOdatetime(2018, 08, 02, 00, 00, 00, tz = "America/Denver")
  end_Denver <- ISOdatetime(2018, 08, 02, 23, 59, 00, tz = "America/Denver")

  start_NYC <- ISOdatetime(2018, 08, 02, 00, 00, 00, tz = "America/New_York")
  end_NYC <- ISOdatetime(2018, 08, 02, 23, 59, 00, tz = "America/New_York")

  expect_identical(
    c(start_HST, end_HST),
    range( pat_filterDate(example_pat, start_Hawaii, end_Hawaii)$data$datetime )
  )

  expect_identical(
    c(start_PDT, end_PDT),
    range( pat_filterDate(example_pat, start_LA, end_LA)$data$datetime )
  )

  expect_identical(
    c(start_MDT, end_MDT),
    range( pat_filterDate(example_pat, start_Denver, end_Denver)$data$datetime )
  )

  expect_identical(
    c(start_EDT, end_EDT),
    range( pat_filterDate(example_pat, start_NYC, end_NYC)$data$datetime )
  )

  expect_identical(
    c(start_UTC, end_UTC),
    range( pat_filterDate(example_pat, start_UTC, end_UTC)$data$datetime )
  )

})

test_that("POSIXct date formats work with timezones", {

  # Assume that anyone passing in a POSIXct object knows what they are doing.

  # IF start and end are specified as POSIXct
  # AND a timezone is specified:
  #   accept them at face value, ignoring the incoming timezone

  # UTC times
  start_HST <- ISOdatetime(2018, 08, 02, 10, 00, 00, tz = "UTC")
  end_HST <- ISOdatetime(2018, 08, 03, 09, 59, 00, tz = "UTC")

  start_PDT <- ISOdatetime(2018, 08, 02, 07, 00, 00, tz = "UTC")
  end_PDT <- ISOdatetime(2018, 08, 03, 06, 59, 00, tz = "UTC")

  start_MDT <- ISOdatetime(2018, 08, 02, 06, 00, 00, tz = "UTC")
  end_MDT <- ISOdatetime(2018, 08, 03, 05, 59, 00, tz = "UTC")

  start_EDT <- ISOdatetime(2018, 08, 02, 04, 00, 00, tz = "UTC")
  end_EDT <- ISOdatetime(2018, 08, 03, 03, 59, 00, tz = "UTC")

  start_UTC <- ISOdatetime(2018, 08, 02, 00, 00, 00, tz = "UTC")
  end_UTC <- ISOdatetime(2018, 08, 02, 23, 59, 00, tz = "UTC")

  # Local times
  start_Hawaii <- ISOdatetime(2018, 08, 02, 00, 00, 00, tz = "US/Hawaii")
  end_Hawaii <- ISOdatetime(2018, 08, 02, 23, 59, 00, tz = "US/Hawaii")

  start_LA <- ISOdatetime(2018, 08, 02, 00, 00, 00, tz = "America/Los_Angeles")
  end_LA <- ISOdatetime(2018, 08, 02, 23, 59, 00, tz = "America/Los_Angeles")

  start_Denver <- ISOdatetime(2018, 08, 02, 00, 00, 00, tz = "America/Denver")
  end_Denver <- ISOdatetime(2018, 08, 02, 23, 59, 00, tz = "America/Denver")

  start_NYC <- ISOdatetime(2018, 08, 02, 00, 00, 00, tz = "America/New_York")
  end_NYC <- ISOdatetime(2018, 08, 02, 23, 59, 00, tz = "America/New_York")

  expect_identical(
    c(start_HST, end_HST),
    range( pat_filterDate(example_pat, start_Hawaii, end_Hawaii, timezone = "US/Hawaii")$data$datetime )
  )

  expect_identical(
    c(start_PDT, end_PDT),
    range( pat_filterDate(example_pat, start_LA, end_LA, timezone = "America/Los_Angeles")$data$datetime )
  )

  expect_identical(
    c(start_MDT, end_MDT),
    range( pat_filterDate(example_pat, start_Denver, end_Denver, timezone = "America/Denver")$data$datetime )
  )

  expect_identical(
    c(start_EDT, end_EDT),
    range( pat_filterDate(example_pat, start_NYC, end_NYC, timezone = "America/New_York")$data$datetime )
  )

  expect_identical(
    c(start_UTC, end_UTC),
    range( pat_filterDate(example_pat, start_UTC, end_UTC, timezone = "UTC")$data$datetime )
  )

})

# # test_that("character formats w/o timezone get complete days in the sensor timezone", {
# #   
# #   # TODO:  Flesh this out
# #   
# # })
# # 
# # test_that("character formats w/ timezone get complete days in the specified timezone", {
# #   
# #   # TODO:  Flesh this out
# #   
# # })
# # 
# # test_that("POSIXct formats always get complete days in the POSIXct timezone", {
# #   
# #   # Assume that anyone passing in a POSIXct object knows what they are doing.
# #   
# #   # TODO:  Flesh this out
# #   
# # })