include <string.scad>

include <test.scad>

echo(describe("string.scad", [

describe("str_join", [

it("joins a list of strings with no separator", expect(

str_join(["a", "b", "c"]),

"abc"

)),

it("joins a list of strings with a dash separator", expect(

str_join(["a", "b", "c"], "-"),

"a-b-c"

)),

it("joins a single-element list", expect(

str_join(["x"]),

"x"

)),

it("joins an empty list", expect(

str_join([]),

""

)),

it("joins a non-list input", expect(

str_join("z"),

"z"

)),

it("joins numbers as strings", expect(

str_join([1, 2, 3], ", "),

"1, 2, 3"

))

]),

describe("str_count_char", [

it("counts one character match", expect(

str_count_char("abc", "a"),

1

)),

it("counts multiple character matches", expect(

str_count_char("banana", "a"),

3

)),

it("counts zero matches", expect(

str_count_char("hello", "z"),

0

)),

it("counts characters in an empty string", expect(

str_count_char("", "a"),

0

)),

it("counts with a character not in string", expect(

str_count_char("123123", "4"),

0

)),

it("counts numeric characters", expect(

str_count_char("1223334444", "4"),

4

))

])

]));