diff options
Diffstat (limited to 'R/pkg/inst/tests/testthat/test_sparkSQL.R')
| -rw-r--r-- | R/pkg/inst/tests/testthat/test_sparkSQL.R | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/R/pkg/inst/tests/testthat/test_sparkSQL.R b/R/pkg/inst/tests/testthat/test_sparkSQL.R index 9735fe3201..f7081cb1d4 100644 --- a/R/pkg/inst/tests/testthat/test_sparkSQL.R +++ b/R/pkg/inst/tests/testthat/test_sparkSQL.R @@ -1364,6 +1364,18 @@ test_that("column functions", { # check for unparseable df <- as.DataFrame(list(list("a" = ""))) expect_equal(collect(select(df, from_json(df$a, schema)))[[1]][[1]], NA) + + # check if array type in string is correctly supported. + jsonArr <- "[{\"name\":\"Bob\"}, {\"name\":\"Alice\"}]" + df <- as.DataFrame(list(list("people" = jsonArr))) + schema <- structType(structField("name", "string")) + arr <- collect(select(df, alias(from_json(df$people, schema, asJsonArray = TRUE), "arrcol"))) + expect_equal(ncol(arr), 1) + expect_equal(nrow(arr), 1) + expect_is(arr[[1]][[1]], "list") + expect_equal(length(arr$arrcol[[1]]), 2) + expect_equal(arr$arrcol[[1]][[1]]$name, "Bob") + expect_equal(arr$arrcol[[1]][[2]]$name, "Alice") }) test_that("column binary mathfunctions", { |