Nothing
context("wktview")
skip_if_not_installed <- function(pkg) {
if (requireNamespace(pkg, quietly = TRUE))
return()
testthat::skip(paste0(pkg, " not installed"))
}
# from point ----------------
test_that("wktview works with point", {
skip_if_not_installed("leaflet")
str <- "POINT (-116.4000000000000057 45.2000000000000028)"
pt1 <- wktview(str)
pt2 <- wktview(point(list(c(100.0, 3.101))))
expect_is(pt1, c("leaflet", "htmlwidget"))
expect_is(pt1$x, "list")
expect_null(pt1$x$fitBounds)
expect_is(pt1$x$calls, "list")
expect_is(pt2, c("leaflet", "htmlwidget"))
})
# from multipoint -----------------------------
test_that("wktview works with multipoint", {
skip_if_not_installed("leaflet")
mpt <- multipoint(c(100.000, 3.101), c(101.000, 2.100), c(3.140, 2.180))
mpt1 <- wktview(mpt)
expect_is(mpt1, c("leaflet", "htmlwidget"))
expect_is(mpt1$x, "list")
expect_is(mpt1$x$calls, "list")
})
# from polygon ----------------
test_that("wktview works with polygon input", {
skip_if_not_installed("leaflet")
ply <- polygon(c(100.001, 0.001), c(101.12345, 0.001), c(101.001, 1.001), c(100.001, 0.001), fmt = 2)
poly1 <- wktview(ply)
expect_is(poly1, c("leaflet", "htmlwidget"))
expect_is(poly1$x, "list")
expect_null(poly1$x$fitBounds)
expect_is(poly1$x$calls, "list")
})
# from multipolygon --------------------------------
test_that("wktview works with multipolygon", {
skip_if_not_installed("leaflet")
df <- data.frame(long = c(30, 45, 10, 30), lat = c(20, 40, 40, 20))
df2 <- data.frame(long = c(15, 40, 10, 5, 15), lat = c(5, 10, 20, 10, 5))
mpoly <- multipolygon(df, df2, fmt = 0)
mpoly1 <- wktview(mpoly)
expect_is(mpoly1, c("leaflet", "htmlwidget"))
expect_is(mpoly1$x, "list")
expect_is(mpoly1$x$calls, "list")
})
# from linestring ----------------
test_that("wktview works with linestring", {
skip_if_not_installed("leaflet")
line <- linestring("LINESTRING (-116.4 45.2, -118.0 47.0)")
line1 <- wktview(line)
expect_is(line1, c("leaflet", "htmlwidget"))
expect_is(line1$x, "list")
expect_null(line1$x$fitBounds)
expect_is(line1$x$calls, "list")
})
# from multilinestring ----------------
test_that("wktview works with multilinestring", {
skip_if_not_installed("leaflet")
df <- data.frame(long = c(30, 45, 10), lat = c(20, 40, 40))
df2 <- data.frame(long = c(15, 40, 10), lat = c(5, 10, 20))
mline <- multilinestring(df, df2, fmt = 0)
mline1 <- wktview(mline)
expect_is(mline1, c("leaflet", "htmlwidget"))
expect_is(mline1$x, "list")
expect_null(mline1$x$fitBounds)
expect_is(mline1$x$calls, "list")
})
# from geometrycollection ----------------
# leaflet is not working with geometrycollection yet
# seems like it should though cause leaflet supports the geometry
#test_that("wktview works with geometrycollection", {
# skip_if_not_installed("leaflet")
#
# gc <- geometrycollection(
# point(-116.4, 45.2),
# linestring("LINESTRING (-116.4 45.2, -118.0 47.0)")
# )
#
# expect_is(wktview(gc), c("leaflet", "htmlwidget"))
#})
# wktview fails well ----------------
test_that("wktview fails well", {
skip_if_not_installed("leaflet")
# missing arguments
expect_error(wktview(), "no applicable method")
# wrong input
expect_error(wktview("a"))
# no method for data.frame's
expect_error(wktview(mtcars), "no applicable method")
})
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