// vim:fileencoding=utf-8:foldmethod=marker

#include "test_stream.h"

#define COUNT 3

WpTestFuncResult test_stream_at_end(void) {
	b8 result = true;

	c8 characters[COUNT] = {'a', 'b', 'c'};
	WpC8Stream stream = wpStream(c8, characters, COUNT);

	for (u32 i = 0; i < COUNT; ++i) {
		wpStreamConsume(c8, &stream);
		result = result && (i == 2 ? wpStreamAtEnd(c8, &stream) : !wpStreamAtEnd(c8, &stream));
	}

	return wpTesterResult(result);
}

WpTestFuncResult test_stream_peek(void) {
	b8 result = true;

	c8 characters[COUNT] = {'a', 'b', 'c'};
	WpC8Stream stream = wpStream(c8, characters, COUNT);

	c8 *c = NULL;
	while (!wpStreamAtEnd(c8, &stream)) {
		c = wpStreamPeek(c8, &stream);
		wpStreamConsume(c8, &stream);
		result = result && (wpStreamAtEnd(c8, &stream) ? c == NULL : c != NULL);
	}

	return wpTesterResult(result);
}

WpTestFuncResult test_stream_consume(void) {
	b8 result = true;

	c8 characters[COUNT] = {'a', 'b', 'c'};
	WpC8Stream stream = wpStream(c8, characters, COUNT);

	c8 *c = NULL;
	for (u32 i = 0; i <= COUNT; ++i) {
		c = wpStreamConsume(c8, &stream);
		result = result && (i == COUNT ? c == NULL : c != NULL);
	}

	return wpTesterResult(result);
}