1library(pystr) 2context("pystr_startswith") 3 4test_that("it works with a string prefix that's present", { 5 expect_true(pystr_startswith("www.example.com", "www.")) 6}) 7 8test_that("it works with a string prefix that's not present", { 9 expect_false(pystr_startswith("http://example.com", "https://")) 10}) 11 12test_that("it works with a start and end range", { 13 expect_true(pystr_startswith("hello world", "wor", 7)) 14}) 15 16test_that("it returns FALSE when start and end are out of bounds", { 17 expect_false(pystr_startswith("hi", "hi", 10, 15)) 18}) 19 20test_that("all strings start with an empty string", { 21 expect_true(pystr_startswith("hello", "")) 22}) 23 24test_that("it works with a character vector", { 25 expect_equal(pystr_startswith(c("http://", "https://"), "http://"), c(TRUE, FALSE)) 26}) 27 28test_that("it works with multiple character vectors", { 29 expect_equal(pystr_startswith(c("http://", "https://"), c("http://", "https://")), c(TRUE, TRUE)) 30}) 31