Describe lsp#utils#position

    Before each
        % delete _
    End

    After all
        % delete _
    End

    Describe lsp#utils#position#lsp_to_vim

        It should return the byte-index from the given character-index on a buffer
            call setline(1, ['a β c', 'δ', ''])
            Assert Equals(lsp#utils#position#lsp_to_vim('%', { 'line': 0, 'character': 0 }), [1, 1])
            Assert Equals(lsp#utils#position#lsp_to_vim('%', { 'line': 0, 'character': 1 }), [1, 2])
            Assert Equals(lsp#utils#position#lsp_to_vim('%', { 'line': 0, 'character': 2 }), [1, 3])
            Assert Equals(lsp#utils#position#lsp_to_vim('%', { 'line': 0, 'character': 3 }), [1, 5])
            Assert Equals(lsp#utils#position#lsp_to_vim('%', { 'line': 0, 'character': 4 }), [1, 6])
            Assert Equals(lsp#utils#position#lsp_to_vim('%', { 'line': 1, 'character': 0 }), [2, 1])
            Assert Equals(lsp#utils#position#lsp_to_vim('%', { 'line': 1, 'character': 1 }), [2, 3])
            Assert Equals(lsp#utils#position#lsp_to_vim('%', { 'line': 2, 'character': 0 }), [3, 1])
        End

        It should return the byte-index from the given character-index in an unloaded file
            Assert Equals(lsp#utils#position#lsp_to_vim('./test/testfiles/multibyte.txt', { 'line': 0, 'character': 0 }), [1, 1])
            Assert Equals(lsp#utils#position#lsp_to_vim('./test/testfiles/multibyte.txt', { 'line': 0, 'character': 1 }), [1, 2])
            Assert Equals(lsp#utils#position#lsp_to_vim('./test/testfiles/multibyte.txt', { 'line': 0, 'character': 2 }), [1, 3])
            Assert Equals(lsp#utils#position#lsp_to_vim('./test/testfiles/multibyte.txt', { 'line': 0, 'character': 3 }), [1, 5])
            Assert Equals(lsp#utils#position#lsp_to_vim('./test/testfiles/multibyte.txt', { 'line': 0, 'character': 4 }), [1, 6])
            Assert Equals(lsp#utils#position#lsp_to_vim('./test/testfiles/multibyte.txt', { 'line': 1, 'character': 0 }), [2, 1])
            Assert Equals(lsp#utils#position#lsp_to_vim('./test/testfiles/multibyte.txt', { 'line': 1, 'character': 1 }), [2, 3])
            Assert Equals(lsp#utils#position#lsp_to_vim('./test/testfiles/multibyte.txt', { 'line': 2, 'character': 0 }), [3, 1])
        End

    End

    Describe lsp#utils#position#vim_to_lsp

        It should return the character-index from the given byte-index on a buffer
            call setline(1, ['a β c', 'δ', ''])
            Assert Equals({ 'line': 0, 'character': 0 }, lsp#utils#position#vim_to_lsp('%', [1, 1]))
            Assert Equals({ 'line': 0, 'character': 1 }, lsp#utils#position#vim_to_lsp('%', [1, 2]))
            Assert Equals({ 'line': 0, 'character': 2 }, lsp#utils#position#vim_to_lsp('%', [1, 3]))
            Assert Equals({ 'line': 0, 'character': 3 }, lsp#utils#position#vim_to_lsp('%', [1, 5]))
            Assert Equals({ 'line': 0, 'character': 4 }, lsp#utils#position#vim_to_lsp('%', [1, 6]))
            Assert Equals({ 'line': 1, 'character': 0 }, lsp#utils#position#vim_to_lsp('%', [2, 1]))
            Assert Equals({ 'line': 1, 'character': 1 }, lsp#utils#position#vim_to_lsp('%', [2, 3]))
            Assert Equals({ 'line': 2, 'character': 0 }, lsp#utils#position#vim_to_lsp('%', [3, 1]))
        End

        It should return the character-index from the given byte-index in an unloaded file
            Assert Equals({ 'line': 0, 'character': 0 }, lsp#utils#position#vim_to_lsp('./test/testfiles/multibyte.txt', [1, 1]))
            Assert Equals({ 'line': 0, 'character': 1 }, lsp#utils#position#vim_to_lsp('./test/testfiles/multibyte.txt', [1, 2]))
            Assert Equals({ 'line': 0, 'character': 2 }, lsp#utils#position#vim_to_lsp('./test/testfiles/multibyte.txt', [1, 3]))
            Assert Equals({ 'line': 0, 'character': 3 }, lsp#utils#position#vim_to_lsp('./test/testfiles/multibyte.txt', [1, 5]))
            Assert Equals({ 'line': 0, 'character': 4 }, lsp#utils#position#vim_to_lsp('./test/testfiles/multibyte.txt', [1, 6]))
            Assert Equals({ 'line': 1, 'character': 0 }, lsp#utils#position#vim_to_lsp('./test/testfiles/multibyte.txt', [2, 1]))
            Assert Equals({ 'line': 1, 'character': 1 }, lsp#utils#position#vim_to_lsp('./test/testfiles/multibyte.txt', [2, 3]))
            Assert Equals({ 'line': 2, 'character': 0 }, lsp#utils#position#vim_to_lsp('./test/testfiles/multibyte.txt', [3, 1]))
        End

    End

End