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#![allow(clippy::let_underscore_untyped, clippy::uninlined_format_args)]
use serde_json::{json, Value};
macro_rules! bad {
($toml:expr, $msg:expr) => {
match basic_toml::from_str::<Value>($toml) {
Ok(s) => panic!("parsed to: {:#?}", s),
Err(e) => assert_eq!(e.to_string(), $msg),
}
};
}
#[test]
fn crlf() {
let toml = "\
[project]\r\n\
\r\n\
name = \"splay\"\r\n\
version = \"0.1.0\"\r\n\
authors = [\"alex@crichton.co\"]\r\n\
\r\n\
[[lib]]\r\n\
\r\n\
path = \"lib.rs\"\r\n\
name = \"splay\"\r\n\
description = \"\"\"\
A Rust implementation of a TAR file reader and writer. This library does not\r\n\
currently handle compression, but it is abstract over all I/O readers and\r\n\
writers. Additionally, great lengths are taken to ensure that the entire\r\n\
contents are never required to be entirely resident in memory all at once.\r\n\
\"\"\"\
";
basic_toml::from_str::<Value>(toml).unwrap();
}
#[test]
fn fun_with_strings() {
let toml = r#"
bar = "\U00000000"
key1 = "One\nTwo"
key2 = """One\nTwo"""
key3 = """
One
Two"""
key4 = "The quick brown fox jumps over the lazy dog."
key5 = """
The quick brown \
fox jumps over \
the lazy dog."""
key6 = """\
The quick brown \
fox jumps over \
the lazy dog.\
"""
# What you see is what you get.
winpath = 'C:\Users\nodejs\templates'
winpath2 = '\\ServerX\admin$\system32\'
quoted = 'Tom "Dubs" Preston-Werner'
regex = '<\i\c*\s*>'
regex2 = '''I [dw]on't need \d{2} apples'''
lines = '''
The first newline is
trimmed in raw strings.
All other whitespace
is preserved.
'''
"#;
let table: Value = basic_toml::from_str(toml).unwrap();
assert_eq!(table["bar"], json!("\0"));
assert_eq!(table["key1"], json!("One\nTwo"));
assert_eq!(table["key2"], json!("One\nTwo"));
assert_eq!(table["key3"], json!("One\nTwo"));
let msg = "The quick brown fox jumps over the lazy dog.";
assert_eq!(table["key4"], json!(msg));
assert_eq!(table["key5"], json!(msg));
assert_eq!(table["key6"], json!(msg));
assert_eq!(table["winpath"], json!(r"C:\Users\nodejs\templates"));
assert_eq!(table["winpath2"], json!(r"\\ServerX\admin$\system32\"));
assert_eq!(table["quoted"], json!(r#"Tom "Dubs" Preston-Werner"#));
assert_eq!(table["regex"], json!(r"<\i\c*\s*>"));
assert_eq!(table["regex2"], json!(r"I [dw]on't need \d{2} apples"));
assert_eq!(
table["lines"],
json!(
"The first newline is\n\
trimmed in raw strings.\n\
All other whitespace\n\
is preserved.\n"
)
);
}
#[test]
fn tables_in_arrays() {
let toml = r#"
[[foo]]
#…
[foo.bar]
#…
[[foo]] # ...
#…
[foo.bar]
#...
"#;
let table: Value = basic_toml::from_str(toml).unwrap();
table["foo"][0]["bar"].as_object().unwrap();
table["foo"][1]["bar"].as_object().unwrap();
}
#[test]
fn empty_table() {
let toml = r#"
[foo]"#;
let table: Value = basic_toml::from_str(toml).unwrap();
table["foo"].as_object().unwrap();
}
#[test]
fn fruit() {
let toml = r#"
[[fruit]]
name = "apple"
[fruit.physical]
color = "red"
shape = "round"
[[fruit.variety]]
name = "red delicious"
[[fruit.variety]]
name = "granny smith"
[[fruit]]
name = "banana"
[[fruit.variety]]
name = "plantain"
"#;
let table: Value = basic_toml::from_str(toml).unwrap();
assert_eq!(table["fruit"][0]["name"], json!("apple"));
assert_eq!(table["fruit"][0]["physical"]["color"], json!("red"));
assert_eq!(table["fruit"][0]["physical"]["shape"], json!("round"));
assert_eq!(
table["fruit"][0]["variety"][0]["name"],
json!("red delicious")
);
assert_eq!(
table["fruit"][0]["variety"][1]["name"],
json!("granny smith")
);
assert_eq!(table["fruit"][1]["name"], json!("banana"));
assert_eq!(table["fruit"][1]["variety"][0]["name"], json!("plantain"));
}
#[test]
fn stray_cr() {
bad!("\r", "unexpected character found: `\\r` at line 1 column 1");
bad!(
"a = [ \r ]",
"unexpected character found: `\\r` at line 1 column 7"
);
bad!(
"a = \"\"\"\r\"\"\"",
"invalid character in string: `\\r` at line 1 column 8"
);
bad!(
"a = \"\"\"\\ \r \"\"\"",
"invalid escape character in string: ` ` at line 1 column 9"
);
bad!(
"a = '''\r'''",
"invalid character in string: `\\r` at line 1 column 8"
);
bad!(
"a = '\r'",
"invalid character in string: `\\r` at line 1 column 6"
);
bad!(
"a = \"\r\"",
"invalid character in string: `\\r` at line 1 column 6"
);
}
#[test]
fn blank_literal_string() {
let table: Value = basic_toml::from_str("foo = ''").unwrap();
assert_eq!(table["foo"], json!(""));
}
#[test]
fn many_blank() {
let table: Value = basic_toml::from_str("foo = \"\"\"\n\n\n\"\"\"").unwrap();
assert_eq!(table["foo"], json!("\n\n"));
}
#[test]
fn literal_eats_crlf() {
let toml = "
foo = \"\"\"\\\r\n\"\"\"
bar = \"\"\"\\\r\n \r\n \r\n a\"\"\"
";
let table: Value = basic_toml::from_str(toml).unwrap();
assert_eq!(table["foo"], json!(""));
assert_eq!(table["bar"], json!("a"));
}
#[test]
fn string_no_newline() {
bad!("a = \"\n\"", "newline in string found at line 1 column 6");
bad!("a = '\n'", "newline in string found at line 1 column 6");
}
#[test]
fn bad_leading_zeros() {
bad!("a = 00", "invalid number at line 1 column 6");
bad!("a = -00", "invalid number at line 1 column 7");
bad!("a = +00", "invalid number at line 1 column 7");
bad!("a = 00.0", "invalid number at line 1 column 6");
bad!("a = -00.0", "invalid number at line 1 column 7");
bad!("a = +00.0", "invalid number at line 1 column 7");
bad!(
"a = 9223372036854775808",
"invalid number at line 1 column 5"
);
bad!(
"a = -9223372036854775809",
"invalid number at line 1 column 5"
);
}
#[test]
fn bad_floats() {
bad!("a = 0.", "invalid number at line 1 column 7");
bad!("a = 0.e", "invalid number at line 1 column 7");
bad!("a = 0.E", "invalid number at line 1 column 7");
bad!("a = 0.0E", "invalid number at line 1 column 5");
bad!("a = 0.0e", "invalid number at line 1 column 5");
bad!("a = 0.0e-", "invalid number at line 1 column 9");
bad!("a = 0.0e+", "invalid number at line 1 column 5");
}
#[test]
fn floats() {
macro_rules! t {
($actual:expr, $expected:expr) => {{
let f = format!("foo = {}", $actual);
println!("{}", f);
let a: Value = basic_toml::from_str(&f).unwrap();
assert_eq!(a["foo"], json!($expected));
}};
}
t!("1.0", 1.0);
t!("1.0e0", 1.0);
t!("1.0e+0", 1.0);
t!("1.0e-0", 1.0);
t!("1E-0", 1.0);
t!("1.001e-0", 1.001);
t!("2e10", 2e10);
t!("2e+10", 2e10);
t!("2e-10", 2e-10);
t!("2_0.0", 20.0);
t!("2_0.0_0e1_0", 20.0e10);
t!("2_0.1_0e1_0", 20.1e10);
}
#[test]
fn bare_key_names() {
let toml = "
foo = 3
foo_3 = 3
foo_-2--3--r23f--4-f2-4 = 3
_ = 3
- = 3
8 = 8
\"a\" = 3
\"!\" = 3
\"a^b\" = 3
\"\\\"\" = 3
\"character encoding\" = \"value\"
'ʎǝʞ' = \"value\"
";
let a: Value = basic_toml::from_str(toml).unwrap();
let _ = &a["foo"];
let _ = &a["-"];
let _ = &a["_"];
let _ = &a["8"];
let _ = &a["foo_3"];
let _ = &a["foo_-2--3--r23f--4-f2-4"];
let _ = &a["a"];
let _ = &a["!"];
let _ = &a["\""];
let _ = &a["character encoding"];
let _ = &a["ʎǝʞ"];
}
#[test]
fn bad_keys() {
bad!(
"key\n=3",
"expected an equals, found a newline at line 1 column 4"
);
bad!(
"key=\n3",
"expected a value, found a newline at line 1 column 5"
);
bad!(
"key|=3",
"unexpected character found: `|` at line 1 column 4"
);
bad!(
"=3",
"expected a table key, found an equals at line 1 column 1"
);
bad!(
"\"\"|=3",
"unexpected character found: `|` at line 1 column 3"
);
bad!("\"\n\"|=3", "newline in string found at line 1 column 2");
bad!(
"\"\r\"|=3",
"invalid character in string: `\\r` at line 1 column 2"
);
bad!(
"''''''=3",
"multiline strings are not allowed for key at line 1 column 1"
);
bad!(
"\"\"\"\"\"\"=3",
"multiline strings are not allowed for key at line 1 column 1"
);
bad!(
"'''key'''=3",
"multiline strings are not allowed for key at line 1 column 1"
);
bad!(
"\"\"\"key\"\"\"=3",
"multiline strings are not allowed for key at line 1 column 1"
);
}
#[test]
fn bad_table_names() {
bad!(
"[]",
"expected a table key, found a right bracket at line 1 column 2"
);
bad!(
"[.]",
"expected a table key, found a period at line 1 column 2"
);
bad!(
"[a.]",
"expected a table key, found a right bracket at line 1 column 4"
);
bad!("[!]", "unexpected character found: `!` at line 1 column 2");
bad!("[\"\n\"]", "newline in string found at line 1 column 3");
bad!(
"[a.b]\n[a.\"b\"]",
"redefinition of table `a.b` for key `a.b` at line 2 column 1"
);
bad!("[']", "unterminated string at line 1 column 2");
bad!("[''']", "unterminated string at line 1 column 2");
bad!(
"['''''']",
"multiline strings are not allowed for key at line 1 column 2"
);
bad!(
"['''foo''']",
"multiline strings are not allowed for key at line 1 column 2"
);
bad!(
"[\"\"\"bar\"\"\"]",
"multiline strings are not allowed for key at line 1 column 2"
);
bad!("['\n']", "newline in string found at line 1 column 3");
bad!("['\r\n']", "newline in string found at line 1 column 3");
}
#[test]
fn table_names() {
let toml = "
[a.\"b\"]
[\"f f\"]
[\"f.f\"]
[\"\\\"\"]
['a.a']
['\"\"']
";
let a: Value = basic_toml::from_str(toml).unwrap();
println!("{:?}", a);
let _ = &a["a"]["b"];
let _ = &a["f f"];
let _ = &a["f.f"];
let _ = &a["\""];
let _ = &a["\"\""];
}
#[test]
fn invalid_bare_numeral() {
bad!("4", "expected an equals, found eof at line 1 column 2");
}
#[test]
fn inline_tables() {
basic_toml::from_str::<Value>("a = {}").unwrap();
basic_toml::from_str::<Value>("a = {b=1}").unwrap();
basic_toml::from_str::<Value>("a = { b = 1 }").unwrap();
basic_toml::from_str::<Value>("a = {a=1,b=2}").unwrap();
basic_toml::from_str::<Value>("a = {a=1,b=2,c={}}").unwrap();
bad!(
"a = {a=1,}",
"expected a table key, found a right brace at line 1 column 10"
);
bad!(
"a = {,}",
"expected a table key, found a comma at line 1 column 6"
);
bad!(
"a = {a=1,a=1}",
"duplicate key: `a` for key `a` at line 1 column 10"
);
bad!(
"a = {\n}",
"expected a table key, found a newline at line 1 column 6"
);
bad!(
"a = {",
"expected a table key, found eof at line 1 column 6"
);
basic_toml::from_str::<Value>("a = {a=[\n]}").unwrap();
basic_toml::from_str::<Value>("a = {\"a\"=[\n]}").unwrap();
basic_toml::from_str::<Value>("a = [\n{},\n{},\n]").unwrap();
}
#[test]
fn number_underscores() {
macro_rules! t {
($actual:expr, $expected:expr) => {{
let f = format!("foo = {}", $actual);
let table: Value = basic_toml::from_str(&f).unwrap();
assert_eq!(table["foo"], json!($expected));
}};
}
t!("1_0", 10);
t!("1_0_0", 100);
t!("1_000", 1000);
t!("+1_000", 1000);
t!("-1_000", -1000);
}
#[test]
fn bad_underscores() {
bad!("foo = 0_", "invalid number at line 1 column 7");
bad!("foo = 0__0", "invalid number at line 1 column 7");
bad!(
"foo = __0",
"invalid TOML value, did you mean to use a quoted string? at line 1 column 7"
);
bad!("foo = 1_0_", "invalid number at line 1 column 7");
}
#[test]
fn bad_unicode_codepoint() {
bad!(
"foo = \"\\uD800\"",
"invalid escape value: `55296` at line 1 column 9"
);
}
#[test]
fn bad_strings() {
bad!(
"foo = \"\\uxx\"",
"invalid hex escape character in string: `x` at line 1 column 10"
);
bad!(
"foo = \"\\u\"",
"invalid hex escape character in string: `\\\"` at line 1 column 10"
);
bad!("foo = \"\\", "unterminated string at line 1 column 7");
bad!("foo = '", "unterminated string at line 1 column 7");
}
#[test]
fn empty_string() {
let table: Value = basic_toml::from_str::<Value>("foo = \"\"").unwrap();
assert_eq!(table["foo"], json!(""));
}
#[test]
fn booleans() {
let table: Value = basic_toml::from_str("foo = true").unwrap();
assert_eq!(table["foo"], json!(true));
let table: Value = basic_toml::from_str("foo = false").unwrap();
assert_eq!(table["foo"], json!(false));
bad!(
"foo = true2",
"invalid TOML value, did you mean to use a quoted string? at line 1 column 7"
);
bad!(
"foo = false2",
"invalid TOML value, did you mean to use a quoted string? at line 1 column 7"
);
bad!(
"foo = t1",
"invalid TOML value, did you mean to use a quoted string? at line 1 column 7"
);
bad!(
"foo = f2",
"invalid TOML value, did you mean to use a quoted string? at line 1 column 7"
);
}
#[test]
fn bad_nesting() {
bad!(
"
a = [2]
[[a]]
b = 5
",
"duplicate key: `a` at line 3 column 11"
);
bad!(
"
a = 1
[a.b]
",
"duplicate key: `a` at line 3 column 10"
);
bad!(
"
a = []
[a.b]
",
"duplicate key: `a` at line 3 column 10"
);
bad!(
"
a = []
[[a.b]]
",
"duplicate key: `a` at line 3 column 11"
);
bad!(
"
[a]
b = { c = 2, d = {} }
[a.b]
c = 2
",
"duplicate key: `b` for key `a` at line 4 column 12"
);
}
#[test]
fn bad_table_redefine() {
bad!(
"
[a]
foo=\"bar\"
[a.b]
foo=\"bar\"
[a]
",
"redefinition of table `a` for key `a` at line 6 column 9"
);
bad!(
"
[a]
foo=\"bar\"
b = { foo = \"bar\" }
[a]
",
"redefinition of table `a` for key `a` at line 5 column 9"
);
bad!(
"
[a]
b = {}
[a.b]
",
"duplicate key: `b` for key `a` at line 4 column 12"
);
bad!(
"
[a]
b = {}
[a]
",
"redefinition of table `a` for key `a` at line 4 column 9"
);
}
#[test]
fn datetimes() {
bad!(
"foo = 2016-09-09T09:09:09Z",
"invalid number at line 1 column 7"
);
bad!(
"foo = 2016-09-09T09:09:09.1Z",
"invalid number at line 1 column 7"
);
bad!(
"foo = 2016-09-09T09:09:09.2+10:00",
"invalid number at line 1 column 7"
);
bad!(
"foo = 2016-09-09T09:09:09.123456789-02:00",
"invalid number at line 1 column 7"
);
bad!(
"foo = 2016-09-09T09:09:09.Z",
"invalid number at line 1 column 7"
);
bad!(
"foo = 2016-9-09T09:09:09Z",
"invalid number at line 1 column 7"
);
bad!(
"foo = 2016-09-09T09:09:09+2:00",
"invalid number at line 1 column 7"
);
bad!(
"foo = 2016-09-09T09:09:09-2:00",
"invalid number at line 1 column 7"
);
bad!(
"foo = 2016-09-09T09:09:09Z-2:00",
"invalid number at line 1 column 7"
);
}
#[test]
fn require_newline_after_value() {
bad!("0=0r=false", "invalid number at line 1 column 3");
bad!(
r#"
0=""o=""m=""r=""00="0"q="""0"""e="""0"""
"#,
"expected newline, found an identifier at line 2 column 5"
);
bad!(
r#"
[[0000l0]]
0="0"[[0000l0]]
0="0"[[0000l0]]
0="0"l="0"
"#,
"expected newline, found a left bracket at line 3 column 6"
);
bad!(
r#"
0=[0]00=[0,0,0]t=["0","0","0"]s=[1000-00-00T00:00:00Z,2000-00-00T00:00:00Z]
"#,
"expected newline, found an identifier at line 2 column 6"
);
bad!(
r#"
0=0r0=0r=false
"#,
"invalid number at line 2 column 3"
);
bad!(
r#"
0=0r0=0r=falsefal=false
"#,
"invalid number at line 2 column 3"
);
}