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#include "test.h"
#include "template.h"
START_TESTS
TEST(text_only) {
char *input = "Hello world.";
char *output = template_string(input, NULL);
assert_str(output, "Hello world.");
free(output);
}
TEST(expr_number) {
char *input = "Hello {{ 5 }}.";
char *output = template_string(input, NULL);
assert_str(output, "Hello 5.");
free(output);
}
TEST(expr_string) {
char *input = "Hello {{ \"world\" }}.";
char *output = template_string(input, NULL);
assert_str(output, "Hello world.");
free(output);
}
TEST(expr_symbol) {
char *input = "Hello {{name}}.";
struct hashmap *ctx = hashmap_new();
hashmap_insert(ctx, "name", "world");
char *output = template_string(input, ctx);
assert_str(output, "Hello world.");
hashmap_free(ctx);
free(output);
}
TEST(expr_add) {
struct {
char *input;
char *expected_output;
} tests[] = {
{"{{ 5 + 5 }}.", "10."},
{"{{ 5 + foo }}.", "15."},
{"{{ \"foo\" + \"bar\" }}", "foobar"},
{"{{ \"Hello \" + name }}", "Hello Danny"},
};
struct hashmap *ctx = hashmap_new();
hashmap_insert(ctx, "foo", "10");
hashmap_insert(ctx, "name", "Danny");
for (int i=0; i < ARRAY_SIZE(tests); i++) {
char *output = template_string(tests[i].input, ctx);
assert_str(output, tests[i].expected_output);
free(output);
}
hashmap_free(ctx);
}
TEST(expr_subtract) {
char *input = "Hello {{ 5 - 5 }}.";
char *output = template_string(input, NULL);
assert_str(output, "Hello 0.");
free(output);
}
TEST(expr_divide) {
char *input = "Hello {{ 5 / 5 }}.";
char *output = template_string(input, NULL);
assert_str(output, "Hello 1.");
free(output);
}
TEST(expr_multiply) {
char *input = "Hello {{ 5 * 5 }}.";
char *output = template_string(input, NULL);
assert_str(output, "Hello 25.");
free(output);
}
TEST(expr_gt) {
char *input = "Hello {{ 5 > 4 }}.";
char *output = template_string(input, NULL);
assert_str(output, "Hello 1.");
free(output);
input = "Hello {{ 5 > 6 }}.";
output = template_string(input, NULL);
assert_str(output, "Hello 0.");
free(output);
}
TEST(expr_lt) {
char *input = "Hello {{ 5 < 4 }}.";
char *output = template_string(input, NULL);
assert_str(output, "Hello 0.");
free(output);
input = "Hello {{ 4 < 5 }}.";
output = template_string(input, NULL);
assert_str(output, "Hello 1.");
free(output);
}
TEST(expr_whitespace) {
char *input = "Hello \n{{-name -}}\n.";
struct hashmap *ctx = hashmap_new();
hashmap_insert(ctx, "name", "world");
char *output = template_string(input, ctx);
assert_str(output, "Helloworld.");
hashmap_free(ctx);
free(output);
}
TEST(for_block) {
char *input = "{% for n in names %}{{ n }}, {% endfor %}";
struct hashmap *ctx = hashmap_new();
struct vector *names = vector_new(9);
vector_push(names, "John");
vector_push(names, "Sally");
vector_push(names, "Eric");
hashmap_insert(ctx, "names", names);
char *output = template_string(input, ctx);
assert_str(output, "John, Sally, Eric, ");
vector_free(names);
hashmap_free(ctx);
free(output);
}
TEST(var_dot_notation) {
char *input = "Hello {{user.name}}!";
struct hashmap *user = hashmap_new();
hashmap_insert(user, "name", "Danny");
struct hashmap *ctx = hashmap_new();
hashmap_insert(ctx, "user", user);
char *output = template_string(input, ctx);
assert_str(output, "Hello Danny!");
hashmap_free(ctx);
free(output);
}
TEST(comments) {
char *input = "Hello {# comment here #}world.";
char *output = template_string(input, NULL);
assert_str(output, "Hello world.");
free(output);
}
TEST(if_block) {
struct {
char *input;
char *expected_output;
} tests[] = {
{"{% if 5 > 10 %}1{% endif %}.", "."},
{"{% if 10 > 5 %}1{% endif %}.", "1."},
{"{% if foobar %}1{% endif %}.", "."},
{"{% if name %}1{% endif %}.", "1."},
{"{% if age > 10 %}1{% endif %}.", "1."},
};
struct hashmap *ctx = hashmap_new();
hashmap_insert(ctx, "name", "Danny");
hashmap_insert(ctx, "age", "29");
for (int i=0; i < ARRAY_SIZE(tests); i++) {
char *output = template_string(tests[i].input, ctx);
assert_str(output, tests[i].expected_output);
free(output);
}
hashmap_free(ctx);
}
TEST(if_else_block) {
struct {
char *input;
char *expected_output;
} tests[] = {
{"{% if 5 > 10 %}1{% else %}2{% endif %}", "2"},
{"{% if 10 > 5 %}1{% else %}2{% endif %}", "1"},
{"{% if foobar %}1{% else %}2{% endif %}", "2"},
{"{% if name %}1{% else %}2{% endif %}", "1"},
{"{% if age < 10 %}1{% else %}2{% endif %}", "2"},
};
struct hashmap *ctx = hashmap_new();
hashmap_insert(ctx, "name", "Danny");
hashmap_insert(ctx, "age", "29");
for (int i=0; i < ARRAY_SIZE(tests); i++) {
char *output = template_string(tests[i].input, ctx);
assert_str(output, tests[i].expected_output);
free(output);
}
hashmap_free(ctx);
}
TEST(buffer_alloc) {
/* Output a string so that output buffer is longer than template buffer,
to test dynamic allocation */
char *input = "{{ n }}";
struct hashmap *ctx = hashmap_new();
char *text = "Lorem ipsum dolor sit amet.";
hashmap_insert(ctx, "n", text);
char *output = template_string(input, ctx);
assert_str(output, text);
hashmap_free(ctx);
free(output);
}
TEST(inheritance) {
struct env *env = env_new("./tests/data/01/");
char *output = template(env, "child.tmpl", NULL);
assert_str(output, "Header\nChild content\nFooter\n");
free(output);
env_free(env);
}
END_TESTS
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