def test_basics(): for_loop = nodes.For( nodes.Name("foo", "store"), nodes.Name("seq", "load"), [nodes.Output([nodes.Name("foo", "load")])], [], None, False, ) tmpl = nodes.Template([ nodes.Assign(nodes.Name("foo", "store"), nodes.Name("bar", "load")), for_loop ]) sym = symbols_for_node(tmpl) assert sym.refs == { "foo": "l_0_foo", "bar": "l_0_bar", "seq": "l_0_seq", } assert sym.loads == { "l_0_foo": ("undefined", None), "l_0_bar": ("resolve", "bar"), "l_0_seq": ("resolve", "seq"), } sym = symbols_for_node(for_loop, sym) assert sym.refs == { "foo": "l_1_foo", } assert sym.loads == { "l_1_foo": ("param", None), }
def test_if_branching_multi_scope(): for_loop = nodes.For( nodes.Name("item", "store"), nodes.Name("seq", "load"), [ nodes.If( nodes.Name("expression", "load"), [nodes.Assign(nodes.Name("x", "store"), nodes.Const(42))], [], [], ), nodes.Include(nodes.Const("helper.html"), True, False), ], [], None, False, ) tmpl = nodes.Template( [nodes.Assign(nodes.Name("x", "store"), nodes.Const(23)), for_loop]) tmpl_sym = symbols_for_node(tmpl) for_sym = symbols_for_node(for_loop, tmpl_sym) assert for_sym.stores == set(["item", "x"]) assert for_sym.loads == { "l_1_x": ("alias", "l_0_x"), "l_1_item": ("param", None), "l_1_expression": ("resolve", "expression"), }
def test_basics(): for_loop = nodes.For( nodes.Name('foo', 'store'), nodes.Name('seq', 'load'), [nodes.Output([nodes.Name('foo', 'load')])], [], None, False) tmpl = nodes.Template([ nodes.Assign( nodes.Name('foo', 'store'), nodes.Name('bar', 'load')), for_loop]) sym = symbols_for_node(tmpl) assert sym.refs == { 'foo': 'l_0_foo', 'bar': 'l_0_bar', 'seq': 'l_0_seq', } assert sym.loads == { 'l_0_foo': ('undefined', None), 'l_0_bar': ('resolve', 'bar'), 'l_0_seq': ('resolve', 'seq'), } sym = symbols_for_node(for_loop, sym) assert sym.refs == { 'foo': 'l_1_foo', } assert sym.loads == { 'l_1_foo': ('param', None), }
def test_if_branching_multi_scope(): for_loop = nodes.For(nodes.Name('item', 'store'), nodes.Name('seq', 'load'), [ nodes.If(nodes.Name('expression', 'load'), [ nodes.Assign(nodes.Name('x', 'store'), nodes.Const(42))], []), nodes.Include(nodes.Const('helper.html'), True, False) ], [], None, False) tmpl = nodes.Template([ nodes.Assign(nodes.Name('x', 'store'), nodes.Const(23)), for_loop ]) tmpl_sym = symbols_for_node(tmpl) for_sym = symbols_for_node(for_loop, tmpl_sym) assert for_sym.stores == set(['item', 'x']) assert for_sym.loads == { 'l_1_x': ('alias', 'l_0_x'), 'l_1_item': ('param', None), 'l_1_expression': ('resolve', 'expression'), }
def test_if_branching_stores(): tmpl = nodes.Template([ nodes.If(nodes.Name('expression', 'load'), [ nodes.Assign(nodes.Name('variable', 'store'), nodes.Const(42))], [])]) sym = symbols_for_node(tmpl) assert sym.refs == { 'variable': 'l_0_variable', 'expression': 'l_0_expression' } assert sym.stores == set(['variable']) assert sym.loads == { 'l_0_variable': ('resolve', 'variable'), 'l_0_expression': ('resolve', 'expression') } assert sym.dump_stores() == { 'variable': 'l_0_variable', }
def test_if_branching_stores(): tmpl = nodes.Template([ nodes.If( nodes.Name("expression", "load"), [nodes.Assign(nodes.Name("variable", "store"), nodes.Const(42))], [], [], ) ]) sym = symbols_for_node(tmpl) assert sym.refs == { "variable": "l_0_variable", "expression": "l_0_expression" } assert sym.stores == set(["variable"]) assert sym.loads == { "l_0_variable": ("resolve", "variable"), "l_0_expression": ("resolve", "expression"), } assert sym.dump_stores() == { "variable": "l_0_variable", }
def test_complex(): title_block = nodes.Block( "title", [nodes.Output([nodes.TemplateData(u"Page Title")])], False) render_title_macro = nodes.Macro( "render_title", [nodes.Name("title", "param")], [], [ nodes.Output([ nodes.TemplateData(u'\n <div class="title">\n <h1>'), nodes.Name("title", "load"), nodes.TemplateData(u"</h1>\n <p>"), nodes.Name("subtitle", "load"), nodes.TemplateData(u"</p>\n "), ]), nodes.Assign(nodes.Name("subtitle", "store"), nodes.Const("something else")), nodes.Output([ nodes.TemplateData(u"\n <p>"), nodes.Name("subtitle", "load"), nodes.TemplateData(u"</p>\n </div>\n"), nodes.If( nodes.Name("something", "load"), [ nodes.Assign( nodes.Name("title_upper", "store"), nodes.Filter( nodes.Name("title", "load"), "upper", [], [], None, None, ), ), nodes.Output([ nodes.Name("title_upper", "load"), nodes.Call( nodes.Name("render_title", "load"), [nodes.Const("Aha")], [], None, None, ), ]), ], [], [], ), ]), ], ) for_loop = nodes.For( nodes.Name("item", "store"), nodes.Name("seq", "load"), [ nodes.Output([ nodes.TemplateData(u"\n <li>"), nodes.Name("item", "load"), nodes.TemplateData(u"</li>\n <span>"), ]), nodes.Include(nodes.Const("helper.html"), True, False), nodes.Output([nodes.TemplateData(u"</span>\n ")]), ], [], None, False, ) body_block = nodes.Block( "body", [ nodes.Output([ nodes.TemplateData(u"\n "), nodes.Call( nodes.Name("render_title", "load"), [nodes.Name("item", "load")], [], None, None, ), nodes.TemplateData(u"\n <ul>\n "), ]), for_loop, nodes.Output([nodes.TemplateData(u"\n </ul>\n")]), ], False, ) tmpl = nodes.Template([ nodes.Extends(nodes.Const("layout.html")), title_block, render_title_macro, body_block, ]) tmpl_sym = symbols_for_node(tmpl) assert tmpl_sym.refs == { "render_title": "l_0_render_title", } assert tmpl_sym.loads == { "l_0_render_title": ("undefined", None), } assert tmpl_sym.stores == set(["render_title"]) assert tmpl_sym.dump_stores() == { "render_title": "l_0_render_title", } macro_sym = symbols_for_node(render_title_macro, tmpl_sym) assert macro_sym.refs == { "subtitle": "l_1_subtitle", "something": "l_1_something", "title": "l_1_title", "title_upper": "l_1_title_upper", } assert macro_sym.loads == { "l_1_subtitle": ("resolve", "subtitle"), "l_1_something": ("resolve", "something"), "l_1_title": ("param", None), "l_1_title_upper": ("resolve", "title_upper"), } assert macro_sym.stores == set(["title", "title_upper", "subtitle"]) assert macro_sym.find_ref("render_title") == "l_0_render_title" assert macro_sym.dump_stores() == { "title": "l_1_title", "title_upper": "l_1_title_upper", "subtitle": "l_1_subtitle", "render_title": "l_0_render_title", } body_sym = symbols_for_node(body_block) assert body_sym.refs == { "item": "l_0_item", "seq": "l_0_seq", "render_title": "l_0_render_title", } assert body_sym.loads == { "l_0_item": ("resolve", "item"), "l_0_seq": ("resolve", "seq"), "l_0_render_title": ("resolve", "render_title"), } assert body_sym.stores == set([]) for_sym = symbols_for_node(for_loop, body_sym) assert for_sym.refs == { "item": "l_1_item", } assert for_sym.loads == { "l_1_item": ("param", None), } assert for_sym.stores == set(["item"]) assert for_sym.dump_stores() == { "item": "l_1_item", }
def test_complex(): title_block = nodes.Block('title', [ nodes.Output([nodes.TemplateData(u'Page Title')]) ], False) render_title_macro = nodes.Macro('render_title', [nodes.Name('title', 'param')], [], [ nodes.Output([ nodes.TemplateData(u'\n <div class="title">\n <h1>'), nodes.Name('title', 'load'), nodes.TemplateData(u'</h1>\n <p>'), nodes.Name('subtitle', 'load'), nodes.TemplateData(u'</p>\n ')]), nodes.Assign( nodes.Name('subtitle', 'store'), nodes.Const('something else')), nodes.Output([ nodes.TemplateData(u'\n <p>'), nodes.Name('subtitle', 'load'), nodes.TemplateData(u'</p>\n </div>\n'), nodes.If( nodes.Name('something', 'load'), [ nodes.Assign(nodes.Name('title_upper', 'store'), nodes.Filter(nodes.Name('title', 'load'), 'upper', [], [], None, None)), nodes.Output([ nodes.Name('title_upper', 'load'), nodes.Call(nodes.Name('render_title', 'load'), [ nodes.Const('Aha')], [], None, None)])], [])])]) for_loop = nodes.For( nodes.Name('item', 'store'), nodes.Name('seq', 'load'), [ nodes.Output([ nodes.TemplateData(u'\n <li>'), nodes.Name('item', 'load'), nodes.TemplateData(u'</li>\n <span>')]), nodes.Include(nodes.Const('helper.html'), True, False), nodes.Output([ nodes.TemplateData(u'</span>\n ')])], [], None, False) body_block = nodes.Block('body', [ nodes.Output([ nodes.TemplateData(u'\n '), nodes.Call(nodes.Name('render_title', 'load'), [ nodes.Name('item', 'load')], [], None, None), nodes.TemplateData(u'\n <ul>\n ')]), for_loop, nodes.Output([nodes.TemplateData(u'\n </ul>\n')])], False) tmpl = nodes.Template([ nodes.Extends(nodes.Const('layout.html')), title_block, render_title_macro, body_block, ]) tmpl_sym = symbols_for_node(tmpl) assert tmpl_sym.refs == { 'render_title': 'l_0_render_title', } assert tmpl_sym.loads == { 'l_0_render_title': ('undefined', None), } assert tmpl_sym.stores == set(['render_title']) assert tmpl_sym.dump_stores() == { 'render_title': 'l_0_render_title', } macro_sym = symbols_for_node(render_title_macro, tmpl_sym) assert macro_sym.refs == { 'subtitle': 'l_1_subtitle', 'something': 'l_1_something', 'title': 'l_1_title', 'title_upper': 'l_1_title_upper', } assert macro_sym.loads == { 'l_1_subtitle': ('resolve', 'subtitle'), 'l_1_something': ('resolve','something'), 'l_1_title': ('param', None), 'l_1_title_upper': ('resolve', 'title_upper'), } assert macro_sym.stores == set(['title', 'title_upper', 'subtitle']) assert macro_sym.find_ref('render_title') == 'l_0_render_title' assert macro_sym.dump_stores() == { 'title': 'l_1_title', 'title_upper': 'l_1_title_upper', 'subtitle': 'l_1_subtitle', 'render_title': 'l_0_render_title', } body_sym = symbols_for_node(body_block) assert body_sym.refs == { 'item': 'l_0_item', 'seq': 'l_0_seq', 'render_title': 'l_0_render_title', } assert body_sym.loads == { 'l_0_item': ('resolve', 'item'), 'l_0_seq': ('resolve', 'seq'), 'l_0_render_title': ('resolve', 'render_title'), } assert body_sym.stores == set([]) for_sym = symbols_for_node(for_loop, body_sym) assert for_sym.refs == { 'item': 'l_1_item', } assert for_sym.loads == { 'l_1_item': ('param', None), } assert for_sym.stores == set(['item']) assert for_sym.dump_stores() == { 'item': 'l_1_item', }