Nothing
context("multilinestring")
stt <- '{ "type": "MultiLineString",
"coordinates": [ [ [100.0, 0.0], [101.0, 1.0] ], [ [102.0, 2.0], [103.0, 3.0] ] ] }'
aa <- multilinestring(stt)
#' file <- system.file("examples", 'multilinestring_one.geojson', package = "geojson")
#' str <- paste0(readLines(file), collapse = " ")
#' (y <- multilinestring(str))
test_that("multilinestring object structure is correct", {
expect_is(aa, "geomultilinestring")
# expect_is(aa[1], "geomultilinestring")
# expect_is(aa[[1]], "geomultilinestring")
expect_is(unclass(aa)[1], "character")
expect_match(unclass(aa)[1], "type")
expect_match(unclass(aa)[1], "MultiLineString")
expect_match(unclass(aa)[1], "coordinates")
})
test_that("methods on multilinestrings work", {
expect_is(geo_bbox(aa), "numeric")
expect_equal(geo_bbox(aa), c(100, 0, 101, 1))
expect_equal(geo_type(aa), "MultiLineString")
f <- file(tempfile())
geo_write(aa, f)
expect_is(f, "file")
})
test_that("print method for multilinestring", {
expect_output(print(aa), "<MultiLineString>")
expect_output(print(aa), "no. lines")
expect_output(print(aa), "no. nodes / line:")
expect_output(print(aa), "coordinates:")
})
test_that("empty multilinestring object works", {
expect_is(multilinestring('{"type": "MultiLineString", "coordinates": [ [ [],[] ] ] }'),
"geomultilinestring")
expect_is(multilinestring('{"type": "MultiLineString", "coordinates": []}'),
"geomultilinestring")
expect_is(multilinestring('{"type": "MultiLineString", "coordinates": [1]}'),
"geomultilinestring")
expect_error(multilinestring(5), "no method for numeric")
})
test_that("multilinestring fails well", {
expect_error(multilinestring('{"type": "FooBar"}'), "type can not be 'FooBar'")
expect_error(multilinestring('{"type": "MultiLineString"}'), "keys not correct")
expect_error(multilinestring('{"type": "MultiLineString", "coordinates"}'),
"object key and value must be separated by a colon")
expect_error(multilinestring('{"type": "MultiLineString", "coordinates": [1,s]}'),
"invalid char in json text")
})
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