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test.txt
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test.txt
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================================================================================
Can parse an empty module
================================================================================
module my-module-name {
}
--------------------------------------------------------------------------------
(yang
(module
module_name: (identifier)
module_block: (block)))
================================================================================
Can parse a module with a string name
================================================================================
module "my-module-name" {
}
--------------------------------------------------------------------------------
(yang
(module
module_name: (string
(string_fragment))
module_block: (block)))
================================================================================
Can parse an empty submodule
================================================================================
submodule my-module-name {
}
--------------------------------------------------------------------------------
(yang
(submodule
submodule_name: (identifier)
submodule_block: (block)))
================================================================================
Can parse a submodule with a string name
================================================================================
submodule "my-module-name" {
}
--------------------------------------------------------------------------------
(yang
(submodule
submodule_name: (string
(string_fragment))
submodule_block: (block)))
================================================================================
Can parse a module with statements
================================================================================
submodule my-module-name {
yang-version 1.1;
namespace "https://foo.bar.com/my-module-name";
prefix mymod;
}
--------------------------------------------------------------------------------
(yang
(submodule
submodule_name: (identifier)
submodule_block: (block
(statement
(statement_keyword)
(argument
(yang_version)))
(statement
(statement_keyword)
(argument
(string
(string_fragment))))
(statement
(statement_keyword)
(argument
(node_identifier))))))
================================================================================
Can parse a submodule with statements
================================================================================
submodule my-module-name {
yang-version 1.1;
namespace "https://foo.bar.com/my-module-name";
prefix mymod;
}
--------------------------------------------------------------------------------
(yang
(submodule
submodule_name: (identifier)
submodule_block: (block
(statement
(statement_keyword)
(argument
(yang_version)))
(statement
(statement_keyword)
(argument
(string
(string_fragment))))
(statement
(statement_keyword)
(argument
(node_identifier))))))
================================================================================
Can parse multiple statements on one line
================================================================================
submodule my-module-name {
yang-version 1.1;
namespace "https://foo.bar.com/my-module-name";
prefix mymod;
import config { prefix config; revision-date 2013-04-05; }
}
--------------------------------------------------------------------------------
(yang
(submodule
submodule_name: (identifier)
submodule_block: (block
(statement
(statement_keyword)
(argument
(yang_version)))
(statement
(statement_keyword)
(argument
(string
(string_fragment))))
(statement
(statement_keyword)
(argument
(node_identifier)))
(statement
(statement_keyword)
(argument
(node_identifier))
(block
(statement
(statement_keyword)
(argument
(node_identifier)))
(statement
(statement_keyword)
(argument
(date))))))))
================================================================================
Can parse comments
================================================================================
// Comments are valid even outside the top level module
module my-module-name { // And on the same line
// And here
yang-version 1.1; // And here
namespace "https://foo.bar.com/my-module-name";
prefix mymod;
import config { prefix config; /* And even here */ revision-date 2013-04-05; }
/* And whole blocks can be commented out
container foo {
leaf bar {
type uint32;
default 100;
}
}
*/
// TODO: This test currently fails!
// foo "A comment // inside a string is not parsed as a comment";
}
--------------------------------------------------------------------------------
(yang
(comment)
(module
module_name: (identifier)
module_block: (block
(comment)
(comment)
(statement
(statement_keyword)
(argument
(yang_version)))
(comment)
(statement
(statement_keyword)
(argument
(string
(string_fragment))))
(statement
(statement_keyword)
(argument
(node_identifier)))
(statement
(statement_keyword)
(argument
(node_identifier))
(block
(statement
(statement_keyword)
(argument
(node_identifier)))
(comment)
(statement
(statement_keyword)
(argument
(date)))))
(comment)
(comment)
(comment))))
================================================================================
Can parse YANG-version arguments
================================================================================
module my-module-name {
yang-version 1.1;
yang-version "1.1";
yang-version '1.1';
yang-version 1;
yang-version "1";
yang-version '1';
}
--------------------------------------------------------------------------------
(yang
(module
module_name: (identifier)
module_block: (block
(statement
(statement_keyword)
(argument
(yang_version)))
(statement
(statement_keyword)
(argument
(yang_version)))
(statement
(statement_keyword)
(argument
(yang_version)))
(statement
(statement_keyword)
(argument
(yang_version)))
(statement
(statement_keyword)
(argument
(yang_version)))
(statement
(statement_keyword)
(argument
(yang_version))))))
================================================================================
Can parse numbers
================================================================================
module my-module-name {
container regular {
leaf positive {
type uint32;
default 100;
default 0;
default -5;
default +5;
default 5.0;
default +3.14159265359;
default -13.37;
}
}
}
--------------------------------------------------------------------------------
(yang
(module
(identifier)
(block
(statement
(statement_keyword)
(argument
(node_identifier))
(block
(statement
(statement_keyword)
(argument
(node_identifier))
(block
(statement
(statement_keyword)
(argument
(built_in_type)))
(statement
(statement_keyword)
(argument
(number)))
(statement
(statement_keyword)
(argument
(number)))
(statement
(statement_keyword)
(argument
(number)))
(statement
(statement_keyword)
(argument
(number)))
(statement
(statement_keyword)
(argument
(number)))
(statement
(statement_keyword)
(argument
(number)))
(statement
(statement_keyword)
(argument
(number))))))))))
================================================================================
Can parse hex numbers
================================================================================
module my-module-name {
container hex {
leaf positive {
type uint32;
default 0xff;
}
leaf zero {
type uint32;
default 0x0;
}
leaf negative {
type uint32;
default -0XFF0123456;
}
}
}
--------------------------------------------------------------------------------
(yang
(module
(identifier)
(block
(statement
(statement_keyword)
(argument
(node_identifier))
(block
(statement
(statement_keyword)
(argument
(node_identifier))
(block
(statement
(statement_keyword)
(argument
(built_in_type)))
(statement
(statement_keyword)
(argument
(number)))))
(statement
(statement_keyword)
(argument
(node_identifier))
(block
(statement
(statement_keyword)
(argument
(built_in_type)))
(statement
(statement_keyword)
(argument
(number)))))
(statement
(statement_keyword)
(argument
(node_identifier))
(block
(statement
(statement_keyword)
(argument
(built_in_type)))
(statement
(statement_keyword)
(argument
(number))))))))))
================================================================================
Can parse booleans
================================================================================
module my-module-name {
container boolean-test {
leaf foo {
type string;
mandatory true;
}
leaf bar {
type string;
mandatory false;
}
}
}
--------------------------------------------------------------------------------
(yang
(module
(identifier)
(block
(statement
(statement_keyword)
(argument
(node_identifier))
(block
(statement
(statement_keyword)
(argument
(node_identifier))
(block
(statement
(statement_keyword)
(argument
(built_in_type)))
(statement
(statement_keyword)
(argument
(boolean)))))
(statement
(statement_keyword)
(argument
(node_identifier))
(block
(statement
(statement_keyword)
(argument
(built_in_type)))
(statement
(statement_keyword)
(argument
(boolean))))))))))
================================================================================
Can parse simple strings
================================================================================
module my-string-testing-module {
container lets-test-some-strings {
description "Regular, boring, double quoted string";
description 'Single tick stings!';
description "Can contain \"escaped\" double quotes";
}
}
--------------------------------------------------------------------------------
(yang
(module
(identifier)
(block
(statement
(statement_keyword)
(argument
(node_identifier))
(block
(statement
(statement_keyword)
(argument
(string
(string_fragment))))
(statement
(statement_keyword)
(argument
(string)))
(statement
(statement_keyword)
(argument
(string
(string_fragment)
(escape_sequence)
(string_fragment)
(escape_sequence)
(string_fragment)))))))))
================================================================================
Can parse strings with escape sequences
================================================================================
module my-string-testing-module {
container lets-test-some-strings {
description "Can contain escape sequences like \n and \t";
description 'Cannot contain escape sequences like \n and \t';
}
}
--------------------------------------------------------------------------------
(yang
(module
(identifier)
(block
(statement
(statement_keyword)
(argument
(node_identifier))
(block
(statement
(statement_keyword)
(argument
(string
(string_fragment)
(escape_sequence)
(string_fragment)
(escape_sequence))))
(statement
(statement_keyword)
(argument
(string))))))))
================================================================================
Can parse multi-line strings
================================================================================
module my-string-testing-module {
container lets-test-some-strings {
description "Multi-line, multi paragraph string.
More here,
Even more here.";
description 'Multi-line, multi paragraph string.
More here,
Even more here.';
description
"Multi-line, multi paragraph string, starting on the next line.
More here,
Even more here.";
description
'Multi-line, multi paragraph string.
More here,
Even more here.';
}
}
--------------------------------------------------------------------------------
(yang
(module
(identifier)
(block
(statement
(statement_keyword)
(argument
(node_identifier))
(block
(statement
(statement_keyword)
(argument
(string
(string_fragment))))
(statement
(statement_keyword)
(argument
(string)))
(statement
(statement_keyword)
(argument
(string
(string_fragment))))
(statement
(statement_keyword)
(argument
(string))))))))
================================================================================
Can parse string concatenations
================================================================================
module my-string-testing-module {
container lets-test-some-strings {
description "String split "
+ "over multiple lines "
+ "is also normal. "
+ 'Mixed tick strings is not really normal, but '
+ "is none the less syntactically valid.";
}
}
--------------------------------------------------------------------------------
(yang
(module
(identifier)
(block
(statement
(statement_keyword)
(argument
(node_identifier))
(block
(statement
(statement_keyword)
(argument
(string_concatenation
(string
(string_fragment))
(plus_symbol)
(string
(string_fragment))
(plus_symbol)
(string
(string_fragment))
(plus_symbol)
(string)
(plus_symbol)
(string
(string_fragment))))))))))
================================================================================
Can parse unquoted strings
================================================================================
// The "unquoted string" argument is poorly documented in the YANG ABNF syntax,
// so this test case contains a bunch of examples found in the
// https://github.com/YangModels/yang repository.
module my-string-testing-module {
container unquoted-string-madness {
must .=not(../some-time);
leaf tests {
type string;
default FOO;
default BAR;
default FOO&BAR;
default 00:00:15.0;
default 1.2.3.4;
default 0x1234_foo;
default true&fair;
default 1..100..1000;
default meter/second^2;
}
}
}
--------------------------------------------------------------------------------
(yang
(comment)
(comment)
(comment)
(module
(identifier)
(block
(statement
(statement_keyword)
(argument
(node_identifier))
(block
(statement
(statement_keyword)
(argument
(unquoted_string)))
(statement
(statement_keyword)
(argument
(node_identifier))
(block
(statement
(statement_keyword)
(argument
(built_in_type)))
(statement
(statement_keyword)
(argument
(node_identifier)))
(statement
(statement_keyword)
(argument
(node_identifier)))
(statement
(statement_keyword)
(argument
(unquoted_string)))
(statement
(statement_keyword)
(argument
(unquoted_string)))
(statement
(statement_keyword)
(argument
(unquoted_string)))
(statement
(statement_keyword)
(argument
(unquoted_string)))
(statement
(statement_keyword)
(argument
(unquoted_string)))
(statement
(statement_keyword)
(argument
(unquoted_string)))
(statement
(statement_keyword)
(argument
(unquoted_string))))))))))
================================================================================
Can parse range arguments
================================================================================
module my-module-name {
typedef foo {
type string {
length "0..100";
length "0..33";
length "-7174..-831";
length -48..1999;
length -10 .. 10;
length min..max;
length -20..max;
length min..93182;
length "min..max";
length "min .. max";
length 'min..max';
length 'min .. max';
// Length should also accept integers and strings
length 123;
length "123";
length '123';
}
}
typedef bar {
type uint32 {
range "0..100";
range "-7174..-831";
range -48..1999;
range -10 .. 10;
range min..max;
range -20..max;
range min..93182;
range "min..max";
range "min .. max";
// Range can have a block
range min..123 {
description "This is valid.";
}
// Ranges can have multiple segments
range "min..100 | 105..max";
range "min .. 100 | 105 .. max";
range 'min..100|105..400';
range '10|105..400';
}
}
}
--------------------------------------------------------------------------------
(yang
(module
(identifier)
(block
(statement
(statement_keyword)
(argument
(node_identifier))
(block
(statement
(statement_keyword)
(argument
(built_in_type))
(block
(statement
(statement_keyword)
(argument
(range
(quoted_range
(start
(number))
(end
(number))))))
(statement
(statement_keyword)
(argument
(range
(quoted_range
(start
(number))
(end
(number))))))
(statement
(statement_keyword)
(argument
(range
(quoted_range
(start
(number))
(end
(number))))))
(statement
(statement_keyword)
(argument
(range
(unquoted_range
(start
(number))
(end
(number))))))
(statement
(statement_keyword)
(argument
(range
(unquoted_range
(start
(number))
(end
(number))))))
(statement
(statement_keyword)
(argument
(range
(unquoted_range
(start
(number))
(end
(number))))))
(statement
(statement_keyword)
(argument
(range
(unquoted_range
(start
(number))
(end
(number))))))
(statement
(statement_keyword)
(argument
(range
(unquoted_range
(start
(number))
(end
(number))))))
(statement
(statement_keyword)
(argument
(range
(quoted_range
(start
(number))
(end
(number))))))
(statement
(statement_keyword)
(argument
(range
(quoted_range
(start
(number))
(end
(number))))))
(statement
(statement_keyword)
(argument
(range
(quoted_range
(start
(number))
(end
(number))))))
(statement
(statement_keyword)
(argument
(range
(quoted_range
(start
(number))
(end
(number))))))
(comment)
(statement
(statement_keyword)
(argument
(number)))
(statement
(statement_keyword)
(argument
(range
(quoted_range
(number)))))
(statement
(statement_keyword)
(argument
(range
(quoted_range
(number)))))))))
(statement
(statement_keyword)
(argument
(node_identifier))
(block
(statement
(statement_keyword)
(argument
(built_in_type))
(block
(statement
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