#include "test.h"
#include "template.h"

START_TESTS 

TEST(text_only) {
    char *input = "Hello world.";
    char *output = template(input, NULL);
    assert_str(output, "Hello world.");
    free(output);
}

TEST(text_with_var) {
    char *input = "Hello {{name}}.";
    struct hashmap *ctx = hashmap_new();
    hashmap_insert(ctx, "name", "world");
    char *output = template(input, ctx);
    assert_str(output, "Hello world.");
    hashmap_free(ctx);
    free(output);
}

TEST(text_multiline) {
    char *input = "Hello {{name}}.\nL2";
    struct hashmap *ctx = hashmap_new();
    hashmap_insert(ctx, "name", "world");
    char *output = template(input, ctx);
    assert_str(output, "Hello world.\nL2");
    hashmap_free(ctx);
    free(output);
}

TEST(for_block) {
    char *input = "{% for n in numbers %}{{ n }}, {% endfor %}";
    struct hashmap *ctx = hashmap_new();
    struct list numbers;
    numbers.size = 0;
    numbers.cap = 64;
    numbers.values = malloc(numbers.cap * sizeof *numbers.values);
    numbers.values[numbers.size++] = "1";
    numbers.values[numbers.size++] = "2";
    numbers.values[numbers.size++] = "3";
    hashmap_insert(ctx, "numbers", &numbers);
    char *output = template(input, ctx);
    assert_str(output, "1, 2, 3, ");
    hashmap_free(ctx);
    free(output);
}

END_TESTS