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segment_count_ tests, and some clean up

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This commit is contained in:
Chad Stearns 2020-10-28 19:29:55 -04:00
parent e9de6bf3fd
commit 786445ea33
1 changed files with 61 additions and 4 deletions
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65
compiler/builtins/bitcode/src/main.zig
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@ -72,7 +72,7 @@ export fn str_split_in_place_(
list[ret_list_index] = RocStr.init(str_bytes + slice_start_index, str_len - slice_start_index);
}
test "str_split_in_place__no_delimiter" {
test "str_split_in_place_ nodelimiter" {
var str: [3]u8 = "abc".*;
const str_ptr: [*]u8 = &str;
@ -118,7 +118,7 @@ test "str_split_in_place__no_delimiter" {
}
test "str_split_in_place__delimiter_on_sides" {
test "str_split_in_place_ delimiter on sides" {
const str_len: usize = 9;
var str: [str_len]u8 = "tttghittt".*;
const str_ptr: [*]u8 = &str;
@ -167,7 +167,7 @@ test "str_split_in_place__delimiter_on_sides" {
}
test "str_split_in_place__three_pieces" {
test "str_split_in_place_ three pieces" {
const str_len: usize = 5;
var str: [str_len]u8 = "a!b!c".*;
const str_ptr: [*]u8 = &str;
@ -268,12 +268,13 @@ export fn count_segments_(
var matches_delimiter = true;
while (matches_delimiter and (delimiter_index < delimiter_len)) {
while (delimiter_index < delimiter_len) {
const delimiter_char = delimiter_bytes[delimiter_index];
const str_char = str_bytes[str_index + delimiter_index];
if (delimiter_char != str_char) {
matches_delimiter = false;
break;
}
delimiter_index += 1;
@ -290,3 +291,59 @@ export fn count_segments_(
return count;
}
test "count_segments_ long delimiter" {
const str_len: usize = 3;
var str: [str_len]u8 = "str".*;
const str_ptr: [*]u8 = &str;
const delimiter_len = 9;
var delimiter: [delimiter_len]u8 = "delimiter".*;
const delimiter_ptr: [*]u8 = &delimiter;
const segments_count = count_segments_(
str_ptr,
str_len,
delimiter_ptr,
delimiter_len
);
expect(segments_count == 1);
}
test "count_segments_ delimiter at start" {
const str_len: usize = 11;
var str: [str_len]u8 = "hello there".*;
const str_ptr: [*]u8 = &str;
const delimiter_len = 5;
var delimiter: [delimiter_len]u8 = "hello".*;
const delimiter_ptr: [*]u8 = &delimiter;
const segments_count = count_segments_(
str_ptr,
str_len,
delimiter_ptr,
delimiter_len
);
expect(segments_count == 2);
}
test "count_segments_ delimiter interspered" {
const str_len: usize = 5;
var str: [str_len]u8 = "a!b!c".*;
const str_ptr: [*]u8 = &str;
const delimiter_len = 1;
var delimiter: [delimiter_len]u8 = "!".*;
const delimiter_ptr: [*]u8 = &delimiter;
const segments_count = count_segments_(
str_ptr,
str_len,
delimiter_ptr,
delimiter_len
);
expect(segments_count == 3);
}