EVOLUTION-MANAGER
Edit File: runit.na.locf.R
XDAT <- .xts(c(1, NA, 3, 4, 5, 6), c(0, 4, 10, 19, 24, 29)) XIDX <- .xts(rep(0, 5), c(5, 10, 20, 25, 28)) MODES <- c("double", "integer", "character", "logical") # na.locf.xts() on a univariate xts object test.nalocf <- function() { for (m in MODES) { xdat <- XDAT storage.mode(xdat) <- m zdat <- as.zoo(xdat) x <- na.locf(xdat) z <- na.locf(zdat) #checkIdentical(x, as.xts(z)) # FALSE (attribute order differs) checkEquals(x, as.xts(z), check.attributes = TRUE) } } test.nalocf_leading_NA <- function() { for (m in MODES) { xdat <- XDAT storage.mode(xdat) <- m zdat <- as.zoo(xdat) xdat[1] <- NA zdat[1] <- NA x <- na.locf(xdat, na.rm = TRUE) z <- na.locf(zdat, na.rm = TRUE) checkEquals(x, as.xts(z), check.attributes = TRUE) x <- na.locf(xdat, na.rm = FALSE) z <- na.locf(zdat, na.rm = FALSE) checkEquals(x, as.xts(z), check.attributes = TRUE) } } test.nalocf_fromLast <- function() { for (m in MODES) { xdat <- XDAT storage.mode(xdat) <- m zdat <- as.zoo(xdat) x <- na.locf(xdat, fromLast = TRUE) z <- na.locf(zdat, fromLast = TRUE) checkEquals(x, as.xts(z), check.attributes = TRUE) } } test.nalocf_x <- function() { for (m in MODES) { xdat <- XDAT xidx <- XIDX storage.mode(xdat) <- storage.mode(xidx) <- m zdat <- as.zoo(xdat) zidx <- as.zoo(xidx) xidx <- rbind(xidx, .xts(0, 30)) zidx <- as.zoo(xidx) x <- na.locf(xdat, x = index(xidx)) z <- na.locf(zdat, x = index(zidx)) checkEquals(x, as.xts(z), check.attributes = TRUE) } } test.nalocf_xout <- function() { for (m in MODES) { xdat <- XDAT xidx <- XIDX storage.mode(xdat) <- storage.mode(xidx) <- m zdat <- as.zoo(xdat) zidx <- as.zoo(xidx) x <- na.locf(xdat, xout = index(xidx)) z <- na.locf(zdat, xout = index(zidx)) checkEquals(x, as.xts(z), check.attributes = TRUE) } } # na.locf.xts() on a multivariate xts object XDAT2 <- merge(one = XDAT, two = XDAT) test.nalocf_by_column <- function() { for (m in MODES) { xdat <- XDAT2 storage.mode(xdat) <- m zdat <- as.zoo(xdat) x <- na.locf(xdat) z <- na.locf(zdat) checkEquals(x, as.xts(z), check.attributes = TRUE) } } test.nalocf_by_column_leading_NA <- function() { for (m in MODES) { xdat <- XDAT2 storage.mode(xdat) <- m zdat <- as.zoo(xdat) xdat[1] <- NA zdat[1] <- NA if (FALSE) { # bug w/zoo causes this to fail # zoo:::na.locf.default() does not remove the first row x <- na.locf(xdat, na.rm = TRUE) z <- na.locf(zdat, na.rm = TRUE) checkEquals(x, as.xts(z), check.attributes = TRUE) } x <- na.locf(xdat, na.rm = FALSE) z <- na.locf(zdat, na.rm = FALSE) checkEquals(x, as.xts(z), check.attributes = TRUE) } } test.nalocf_by_column_fromLast <- function() { for (m in MODES) { xdat <- XDAT2 storage.mode(xdat) <- m zdat <- as.zoo(xdat) x <- na.locf(xdat, fromLast = TRUE) z <- na.locf(zdat, fromLast = TRUE) checkEquals(x, as.xts(z), check.attributes = TRUE) } } test.nalocf_by_column_x <- function() { for (m in MODES) { xdat <- XDAT2 xidx <- XIDX storage.mode(xdat) <- storage.mode(xidx) <- m zdat <- as.zoo(xdat) zidx <- as.zoo(xidx) xidx <- rbind(xidx, .xts(0, 30)) zidx <- as.zoo(xidx) x <- na.locf(xdat, x = index(xidx)) z <- na.locf(zdat, x = index(zidx)) checkEquals(x, as.xts(z), check.attributes = TRUE) } } test.nalocf_by_column_xout <- function() { for (m in MODES) { xdat <- XDAT2 xidx <- XIDX storage.mode(xdat) <- storage.mode(xidx) <- m zdat <- as.zoo(xdat) zidx <- as.zoo(xidx) x <- na.locf(xdat, xout = index(xidx)) z <- na.locf(zdat, xout = index(zidx)) checkEquals(x, as.xts(z), check.attributes = TRUE) } } test.nalocf_by_column_1NA <- function() { narow <- 1L for (m in MODES) { xdrow <- XDAT2[narow,] xdat <- XDAT2 * NA xdat[narow,] <- xdrow storage.mode(xdat) <- m zdat <- as.zoo(xdat) x <- na.locf(xdat) z <- na.locf(zdat) checkEquals(x, as.xts(z), check.attributes = TRUE) } } test.nalocf_by_column_1NA_fromLast <- function() { narow <- nrow(XDAT2) for (m in MODES) { xdrow <- XDAT2[narow,] xdat <- XDAT2 * NA xdat[narow,] <- xdrow storage.mode(xdat) <- m zdat <- as.zoo(xdat) x <- na.locf(xdat, fromLast = TRUE) z <- na.locf(zdat, fromLast = TRUE) checkEquals(x, as.xts(z), check.attributes = TRUE) } } test.nalocf_first_column_all_NA <- function() { nacol <- 1L for (m in MODES) { xdat <- XDAT2 xdat[,nacol] <- xdat[,nacol] * NA storage.mode(xdat) <- m zdat <- as.zoo(xdat) x <- na.locf(xdat) z <- na.locf(zdat) checkEquals(x, as.xts(z), check.attributes = TRUE) } } test.nalocf_last_column_all_NA <- function() { nacol <- NCOL(XDAT2) for (m in MODES) { xdat <- XDAT2 xdat[,nacol] <- xdat[,nacol] * NA storage.mode(xdat) <- m zdat <- as.zoo(xdat) x <- na.locf(xdat) z <- na.locf(zdat) checkEquals(x, as.xts(z), check.attributes = TRUE) } }