odoo/addons/web/static/lib/qweb/qweb-test-attributes.xml

<templates>
    <t t-name="static">
        <div foo="a" bar="b" baz="c"/>
    </t>
    <result id="static"><![CDATA[<div foo="a" bar="b" baz="c"></div>]]></result>

    <t t-name="static-void">
        <img src="/test.jpg"/>
    </t>
    <result id="static-void"><![CDATA[<img src="/test.jpg"/>]]></result>

    <t t-name="fixed-literal">
        <div t-att-foo="'bar'"/>
    </t>
    <result id="fixed-literal"><![CDATA[<div foo="bar"></div>]]></result>

    <t t-name="fixed-variable">
        <div t-att-foo="value"/>
    </t>
    <params id="fixed-variable">{"value": "ok"}</params>
    <result id="fixed-variable"><![CDATA[<div foo="ok"></div>]]></result>

    <t t-name="tuple-literal">
        <div t-att="['foo', 'bar']"/>
    </t>
    <result id="tuple-literal"><![CDATA[<div foo="bar"></div>]]></result>

    <t t-name="tuple-variable">
        <div t-att="value"/>
    </t>
    <params id="tuple-variable">{"value": ["foo", "bar"]}</params>
    <result id="tuple-variable"><![CDATA[<div foo="bar"></div>]]></result>

    <t t-name="object">
        <div t-att="value"/>
    </t>
    <params id="object">{"value": {"a": 1, "b": 2, "c": 3}}</params>
    <result id="object"><![CDATA[<div a="1" b="2" c="3"></div>]]></result>

    <t t-name="format-literal">
        <div t-attf-foo="bar"/>
    </t>
    <result id="format-literal"><![CDATA[<div foo="bar"></div>]]></result>

    <t t-name="format-value">
        <div t-attf-foo="b{{value}}r"/>
    </t>
    <params id="format-value">{"value": "a"}</params>
    <result id="format-value"><![CDATA[<div foo="bar"></div>]]></result>

    <t t-name="format-expression">
        <div t-attf-foo="{{value + 37}}"/>
    </t>
    <params id="format-expression">{"value": 5}</params>
    <result id="format-expression"><![CDATA[<div foo="42"></div>]]></result>

    <t t-name="format-multiple">
        <div t-attf-foo="a {{value1}} is {{value2}} of {{value3}} ]"/>
    </t>
    <params id="format-multiple">{
        "value1": 0,
        "value2": 1,
        "value3": 2
    }</params>
    <result id="format-multiple"><![CDATA[
        <div foo="a 0 is 1 of 2 ]"></div>
    ]]></result>

    <t t-name="various-escapes">
        <div foo="&lt;foo"
             t-att-bar="bar"
             t-attf-baz="&lt;{{baz}}&gt;"
             t-att="qux"/>
    </t>
    <params id="various-escapes"><![CDATA[{
        "bar": "<bar>",
        "baz": "\"<baz>\"",
        "qux": {"qux": "<>"}
    }]]></params>
    <result id="various-escapes"><![CDATA[
        <div foo="&lt;foo" bar="&lt;bar&gt;" baz="&lt;&quot;&lt;baz&gt;&quot;&gt;" qux="&lt;&gt;"></div>
    ]]></result>
</templates>