blob: c218dcfe021c14a0e4643b5d58940a5a7e0e808e [file] [log] [blame]
// pest. The Elegant Parser
// Copyright (c) 2018 Dragoș Tiselice
//
// Licensed under the Apache License, Version 2.0
// <LICENSE-APACHE or http://www.apache.org/licenses/LICENSE-2.0> or the MIT
// license <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. All files in the project carrying such notice may not be copied,
// modified, or distributed except according to those terms.
#[macro_use]
extern crate pest;
#[macro_use]
extern crate pest_derive;
#[derive(Parser)]
#[grammar = "../tests/grammar.pest"]
struct GrammarParser;
#[test]
fn string() {
parses_to! {
parser: GrammarParser,
input: "abc",
rule: Rule::string,
tokens: [
string(0, 3)
]
};
}
#[test]
fn insensitive() {
parses_to! {
parser: GrammarParser,
input: "aBC",
rule: Rule::insensitive,
tokens: [
insensitive(0, 3)
]
};
}
#[test]
fn range() {
parses_to! {
parser: GrammarParser,
input: "6",
rule: Rule::range,
tokens: [
range(0, 1)
]
};
}
#[test]
fn ident() {
parses_to! {
parser: GrammarParser,
input: "abc",
rule: Rule::ident,
tokens: [
ident(0, 3, [
string(0, 3)
])
]
};
}
#[test]
fn pos_pred() {
parses_to! {
parser: GrammarParser,
input: "abc",
rule: Rule::pos_pred,
tokens: [
pos_pred(0, 0)
]
};
}
#[test]
fn neg_pred() {
parses_to! {
parser: GrammarParser,
input: "",
rule: Rule::neg_pred,
tokens: [
neg_pred(0, 0)
]
};
}
#[test]
fn double_neg_pred() {
parses_to! {
parser: GrammarParser,
input: "abc",
rule: Rule::double_neg_pred,
tokens: [
double_neg_pred(0, 0)
]
};
}
#[test]
fn sequence() {
parses_to! {
parser: GrammarParser,
input: "abc abc",
rule: Rule::sequence,
tokens: [
sequence(0, 9, [
string(0, 3),
string(6, 9)
])
]
};
}
#[test]
fn sequence_compound() {
parses_to! {
parser: GrammarParser,
input: "abcabc",
rule: Rule::sequence_compound,
tokens: [
sequence_compound(0, 6, [
string(0, 3),
string(3, 6)
])
]
};
}
#[test]
fn sequence_atomic() {
parses_to! {
parser: GrammarParser,
input: "abcabc",
rule: Rule::sequence_atomic,
tokens: [
sequence_atomic(0, 6)
]
};
}
#[test]
fn sequence_non_atomic() {
parses_to! {
parser: GrammarParser,
input: "abc abc",
rule: Rule::sequence_non_atomic,
tokens: [
sequence_non_atomic(0, 9, [
sequence(0, 9, [
string(0, 3),
string(6, 9)
])
])
]
};
}
#[test]
#[should_panic]
fn sequence_atomic_space() {
parses_to! {
parser: GrammarParser,
input: "abc abc",
rule: Rule::sequence_atomic,
tokens: []
};
}
#[test]
fn sequence_atomic_compound() {
parses_to! {
parser: GrammarParser,
input: "abcabc",
rule: Rule::sequence_atomic_compound,
tokens: [
sequence_atomic_compound(0, 6, [
sequence_compound(0, 6, [
string(0, 3),
string(3, 6)
])
])
]
};
}
#[test]
fn sequence_compound_nested() {
parses_to! {
parser: GrammarParser,
input: "abcabc",
rule: Rule::sequence_compound_nested,
tokens: [
sequence_compound_nested(0, 6, [
sequence_nested(0, 6, [
string(0, 3),
string(3, 6)
])
])
]
};
}
#[test]
#[should_panic]
fn sequence_compound_nested_space() {
parses_to! {
parser: GrammarParser,
input: "abc abc",
rule: Rule::sequence_compound_nested,
tokens: []
};
}
#[test]
fn choice_string() {
parses_to! {
parser: GrammarParser,
input: "abc",
rule: Rule::choice,
tokens: [
choice(0, 3, [
string(0, 3)
])
]
};
}
#[test]
fn choice_range() {
parses_to! {
parser: GrammarParser,
input: "0",
rule: Rule::choice,
tokens: [
choice(0, 1, [
range(0, 1)
])
]
};
}
#[test]
fn optional_string() {
parses_to! {
parser: GrammarParser,
input: "abc",
rule: Rule::optional,
tokens: [
optional(0, 3, [
string(0, 3)
])
]
};
}
#[test]
fn optional_empty() {
parses_to! {
parser: GrammarParser,
input: "",
rule: Rule::optional,
tokens: [
optional(0, 0)
]
};
}
#[test]
fn repeat_empty() {
parses_to! {
parser: GrammarParser,
input: "",
rule: Rule::repeat,
tokens: [
repeat(0, 0)
]
};
}
#[test]
fn repeat_strings() {
parses_to! {
parser: GrammarParser,
input: "abc abc",
rule: Rule::repeat,
tokens: [
repeat(0, 9, [
string(0, 3),
string(6, 9)
])
]
};
}
#[test]
fn repeat_atomic_empty() {
parses_to! {
parser: GrammarParser,
input: "",
rule: Rule::repeat_atomic,
tokens: [
repeat_atomic(0, 0)
]
};
}
#[test]
fn repeat_atomic_strings() {
parses_to! {
parser: GrammarParser,
input: "abcabc",
rule: Rule::repeat_atomic,
tokens: [
repeat_atomic(0, 6)
]
};
}
#[test]
#[should_panic]
fn repeat_atomic_space() {
parses_to! {
parser: GrammarParser,
input: "abc abc",
rule: Rule::repeat_atomic,
tokens: []
};
}
#[test]
#[should_panic]
fn repeat_once_empty() {
parses_to! {
parser: GrammarParser,
input: "",
rule: Rule::repeat_once,
tokens: []
};
}
#[test]
fn repeat_once_strings() {
parses_to! {
parser: GrammarParser,
input: "abc abc",
rule: Rule::repeat_once,
tokens: [
repeat_once(0, 9, [
string(0, 3),
string(6, 9)
])
]
};
}
#[test]
#[should_panic]
fn repeat_once_atomic_empty() {
parses_to! {
parser: GrammarParser,
input: "",
rule: Rule::repeat_once_atomic,
tokens: []
};
}
#[test]
fn repeat_once_atomic_strings() {
parses_to! {
parser: GrammarParser,
input: "abcabc",
rule: Rule::repeat_once_atomic,
tokens: [
repeat_once_atomic(0, 6)
]
};
}
#[test]
#[should_panic]
fn repeat_once_atomic_space() {
parses_to! {
parser: GrammarParser,
input: "abc abc",
rule: Rule::repeat_once_atomic,
tokens: []
};
}
#[test]
fn repeat_min_max_twice() {
parses_to! {
parser: GrammarParser,
input: "abc abc",
rule: Rule::repeat_min_max,
tokens: [
repeat_min_max(0, 7, [
string(0, 3),
string(4, 7)
])
]
};
}
#[test]
fn repeat_min_max_thrice() {
parses_to! {
parser: GrammarParser,
input: "abc abc abc",
rule: Rule::repeat_min_max,
tokens: [
repeat_min_max(0, 11, [
string(0, 3),
string(4, 7),
string(8, 11)
])
]
};
}
#[test]
fn repeat_min_max_atomic_twice() {
parses_to! {
parser: GrammarParser,
input: "abcabc",
rule: Rule::repeat_min_max_atomic,
tokens: [
repeat_min_max_atomic(0, 6)
]
};
}
#[test]
fn repeat_min_max_atomic_thrice() {
parses_to! {
parser: GrammarParser,
input: "abcabcabc",
rule: Rule::repeat_min_max_atomic,
tokens: [
repeat_min_max_atomic(0, 9)
]
};
}
#[test]
#[should_panic]
fn repeat_min_max_atomic_space() {
parses_to! {
parser: GrammarParser,
input: "abc abc",
rule: Rule::repeat_min_max_atomic,
tokens: []
};
}
#[test]
fn repeat_exact() {
parses_to! {
parser: GrammarParser,
input: "abc abc",
rule: Rule::repeat_exact,
tokens: [
repeat_exact(0, 7, [
string(0, 3),
string(4, 7)
])
]
};
}
#[test]
#[should_panic]
fn repeat_min_once() {
parses_to! {
parser: GrammarParser,
input: "abc",
rule: Rule::repeat_min,
tokens: []
};
}
#[test]
fn repeat_min_twice() {
parses_to! {
parser: GrammarParser,
input: "abc abc",
rule: Rule::repeat_min,
tokens: [
repeat_min(0, 7, [
string(0, 3),
string(4, 7)
])
]
};
}
#[test]
fn repeat_min_thrice() {
parses_to! {
parser: GrammarParser,
input: "abc abc abc",
rule: Rule::repeat_min,
tokens: [
repeat_min(0, 12, [
string(0, 3),
string(4, 7),
string(9, 12)
])
]
};
}
#[test]
#[should_panic]
fn repeat_min_atomic_once() {
parses_to! {
parser: GrammarParser,
input: "abc",
rule: Rule::repeat_min_atomic,
tokens: []
};
}
#[test]
fn repeat_min_atomic_twice() {
parses_to! {
parser: GrammarParser,
input: "abcabc",
rule: Rule::repeat_min_atomic,
tokens: [
repeat_min_atomic(0, 6)
]
};
}
#[test]
fn repeat_min_atomic_thrice() {
parses_to! {
parser: GrammarParser,
input: "abcabcabc",
rule: Rule::repeat_min_atomic,
tokens: [
repeat_min_atomic(0, 9)
]
};
}
#[test]
#[should_panic]
fn repeat_min_atomic_space() {
parses_to! {
parser: GrammarParser,
input: "abc abc",
rule: Rule::repeat_min_atomic,
tokens: []
};
}
#[test]
fn repeat_max_once() {
parses_to! {
parser: GrammarParser,
input: "abc",
rule: Rule::repeat_max,
tokens: [
repeat_max(0, 3, [
string(0, 3)
])
]
};
}
#[test]
fn repeat_max_twice() {
parses_to! {
parser: GrammarParser,
input: "abc abc",
rule: Rule::repeat_max,
tokens: [
repeat_max(0, 7, [
string(0, 3),
string(4, 7)
])
]
};
}
#[test]
#[should_panic]
fn repeat_max_thrice() {
parses_to! {
parser: GrammarParser,
input: "abc abc",
rule: Rule::repeat_max,
tokens: []
};
}
#[test]
fn repeat_max_atomic_once() {
parses_to! {
parser: GrammarParser,
input: "abc",
rule: Rule::repeat_max_atomic,
tokens: [
repeat_max_atomic(0, 3)
]
};
}
#[test]
fn repeat_max_atomic_twice() {
parses_to! {
parser: GrammarParser,
input: "abcabc",
rule: Rule::repeat_max_atomic,
tokens: [
repeat_max_atomic(0, 6)
]
};
}
#[test]
#[should_panic]
fn repeat_max_atomic_thrice() {
parses_to! {
parser: GrammarParser,
input: "abcabcabc",
rule: Rule::repeat_max_atomic,
tokens: []
};
}
#[test]
#[should_panic]
fn repeat_max_atomic_space() {
parses_to! {
parser: GrammarParser,
input: "abc abc",
rule: Rule::repeat_max_atomic,
tokens: []
};
}
#[test]
fn repeat_comment() {
parses_to! {
parser: GrammarParser,
input: "abc$$$ $$$abc",
rule: Rule::repeat_once,
tokens: [
repeat_once(0, 13, [
string(0, 3),
string(10, 13)
])
]
};
}
#[test]
fn soi_at_start() {
parses_to! {
parser: GrammarParser,
input: "abc",
rule: Rule::soi_at_start,
tokens: [
soi_at_start(0, 3, [
string(0, 3)
])
]
};
}
#[test]
fn peek() {
parses_to! {
parser: GrammarParser,
input: "0111",
rule: Rule::peek_,
tokens: [
peek_(0, 4, [
range(0, 1),
range(1, 2)
])
]
};
}
#[test]
fn peek_all() {
parses_to! {
parser: GrammarParser,
input: "0110",
rule: Rule::peek_all,
tokens: [
peek_all(0, 4, [
range(0, 1),
range(1, 2)
])
]
};
}
#[test]
fn pop() {
parses_to! {
parser: GrammarParser,
input: "0110",
rule: Rule::pop_,
tokens: [
pop_(0, 4, [
range(0, 1),
range(1, 2)
])
]
};
}
#[test]
fn pop_all() {
parses_to! {
parser: GrammarParser,
input: "0110",
rule: Rule::pop_all,
tokens: [
pop_all(0, 4, [
range(0, 1),
range(1, 2)
])
]
};
}
#[test]
fn pop_fail() {
parses_to! {
parser: GrammarParser,
input: "010",
rule: Rule::pop_fail,
tokens: [
pop_fail(0, 3, [
range(0, 1),
range(1, 2)
])
]
};
}
#[test]
fn repeat_mutate_stack() {
parses_to! {
parser: GrammarParser,
input: "a,b,c,cba",
rule: Rule::repeat_mutate_stack,
tokens: [
repeat_mutate_stack(0, 9)
]
};
}
#[test]
fn checkpoint_restore() {
parses_to! {
parser: GrammarParser,
input: "a",
rule: Rule::checkpoint_restore,
tokens: [
checkpoint_restore(0, 1, [EOI(1, 1)])
]
};
}
#[test]
fn ascii_digits() {
parses_to! {
parser: GrammarParser,
input: "6",
rule: Rule::ascii_digits,
tokens: [
ascii_digits(0, 1)
]
};
}
#[test]
fn ascii_nonzero_digits() {
parses_to! {
parser: GrammarParser,
input: "5",
rule: Rule::ascii_nonzero_digits,
tokens: [
ascii_nonzero_digits(0, 1)
]
};
}
#[test]
fn ascii_bin_digits() {
parses_to! {
parser: GrammarParser,
input: "1",
rule: Rule::ascii_bin_digits,
tokens: [
ascii_bin_digits(0, 1)
]
};
}
#[test]
fn ascii_oct_digits() {
parses_to! {
parser: GrammarParser,
input: "3",
rule: Rule::ascii_oct_digits,
tokens: [
ascii_oct_digits(0, 1)
]
};
}
#[test]
fn ascii_hex_digits() {
parses_to! {
parser: GrammarParser,
input: "6bC",
rule: Rule::ascii_hex_digits,
tokens: [
ascii_hex_digits(0, 3)
]
};
}
#[test]
fn ascii_alpha_lowers() {
parses_to! {
parser: GrammarParser,
input: "a",
rule: Rule::ascii_alpha_lowers,
tokens: [
ascii_alpha_lowers(0, 1)
]
};
}
#[test]
fn ascii_alpha_uppers() {
parses_to! {
parser: GrammarParser,
input: "K",
rule: Rule::ascii_alpha_uppers,
tokens: [
ascii_alpha_uppers(0, 1)
]
};
}
#[test]
fn ascii_alphas() {
parses_to! {
parser: GrammarParser,
input: "wF",
rule: Rule::ascii_alphas,
tokens: [
ascii_alphas(0, 2)
]
};
}
#[test]
fn ascii_alphanumerics() {
parses_to! {
parser: GrammarParser,
input: "4jU",
rule: Rule::ascii_alphanumerics,
tokens: [
ascii_alphanumerics(0, 3)
]
};
}
#[test]
fn asciis() {
parses_to! {
parser: GrammarParser,
input: "x02",
rule: Rule::asciis,
tokens: [
asciis(0, 3)
]
};
}
#[test]
fn newline() {
parses_to! {
parser: GrammarParser,
input: "\n\r\n\r",
rule: Rule::newline,
tokens: [
newline(0, 4)
]
};
}
#[test]
fn unicode() {
parses_to! {
parser: GrammarParser,
input: "نامهای",
rule: Rule::unicode,
tokens: [
unicode(0, 12)
]
}
}
#[test]
fn shadowing() {
parses_to! {
parser: GrammarParser,
input: "shadows builtin",
rule: Rule::SYMBOL,
tokens: [
SYMBOL(0, 15)
]
}
}