use crate::parse::{assert_parse, b, try_parse};use git_refspec::{instruction::Push, parse::Error, parse::Operation, Instruction}; #[test]fn negative_unsupported() {    for spec in ["^a:b", "^a:", "^:", "^:b", "^"] {        assert!(matches!(            try_parse(spec, Operation::Push).unwrap_err(),            Error::NegativeUnsupported        ));    }} #[test]fn revspecs_with_ref_name_destination() {    assert_parse(        "main~1:b",        Instruction::Push(Push::Matching {            src: b("main~1"),            dst: b("b"),            allow_non_fast_forward: false,        }),    );    assert_parse(        "+main~1:b",        Instruction::Push(Push::Matching {            src: b("main~1"),            dst: b("b"),            allow_non_fast_forward: true,        }),    );} #[test]fn destinations_must_be_ref_names() {    assert!(matches!(        try_parse("a~1:b~1", Operation::Push).unwrap_err(),        Error::ReferenceName(_)    ));} #[test]fn single_refs_must_be_refnames() {    assert!(matches!(        try_parse("a~1", Operation::Push).unwrap_err(),        Error::ReferenceName(_)    ));} #[test]fn ampersand_is_resolved_to_head() {    assert_parse(        "@",        Instruction::Push(Push::Matching {            src: b("HEAD"),            dst: b("HEAD"),            allow_non_fast_forward: false,        }),    );     assert_parse(        "+@",        Instruction::Push(Push::Matching {            src: b("HEAD"),            dst: b("HEAD"),            allow_non_fast_forward: true,        }),    );} #[test]fn lhs_colon_rhs_pushes_single_ref() {    assert_parse(        "a:b",        Instruction::Push(Push::Matching {            src: b("a"),            dst: b("b"),            allow_non_fast_forward: false,        }),    );    assert_parse(        "+a:b",        Instruction::Push(Push::Matching {            src: b("a"),            dst: b("b"),            allow_non_fast_forward: true,        }),    );    assert_parse(        "a/*:b/*",        Instruction::Push(Push::Matching {            src: b("a/*"),            dst: b("b/*"),            allow_non_fast_forward: false,        }),    );    assert_parse(        "+a/*:b/*",        Instruction::Push(Push::Matching {            src: b("a/*"),            dst: b("b/*"),            allow_non_fast_forward: true,        }),    );} #[test]fn colon_alone_is_for_pushing_matching_refs() {    assert_parse(        ":",        Instruction::Push(Push::AllMatchingBranches {            allow_non_fast_forward: false,        }),    );    assert_parse(        "+:",        Instruction::Push(Push::AllMatchingBranches {            allow_non_fast_forward: true,        }),    );} #[test]fn delete() {    assert_parse(":a", Instruction::Push(Push::Delete { ref_or_pattern: b("a") }));    assert_parse("+:a", Instruction::Push(Push::Delete { ref_or_pattern: b("a") }));}