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feat(for): Support filters

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Closes #70
This commit is contained in:
Kyle Fuller
2016-11-28 19:12:48 +00:00
parent b1da85b140
commit b7e200a8a0
4 changed files with 52 additions and 14 deletions
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45
Tests/StencilTests/ForNodeSpec.swift
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@@ -12,14 +12,14 @@ func testForNode() {
$0.it("renders the given nodes for each item") {
let nodes: [NodeType] = [VariableNode(variable: "item")]
let node = ForNode(variable: "items", loopVariable: "item", nodes: nodes, emptyNodes: [])
let node = ForNode(resolvable: Variable("items"), loopVariable: "item", nodes: nodes, emptyNodes: [])
try expect(try node.render(context)) == "123"
}
$0.it("renders the given empty nodes when no items found item") {
let nodes: [NodeType] = [VariableNode(variable: "item")]
let emptyNodes: [NodeType] = [TextNode(text: "empty")]
let node = ForNode(variable: "emptyItems", loopVariable: "item", nodes: nodes, emptyNodes: emptyNodes)
let node = ForNode(resolvable: Variable("emptyItems"), loopVariable: "item", nodes: nodes, emptyNodes: emptyNodes)
try expect(try node.render(context)) == "empty"
}
@@ -29,8 +29,8 @@ func testForNode() {
])
let nodes: [NodeType] = [VariableNode(variable: "item")]
let node = ForNode(variable: "items", loopVariable: "item", nodes: nodes, emptyNodes: [])
try expect(try node.render(any_context)) == "123"
let node = ForNode(resolvable: Variable("items"), loopVariable: "item", nodes: nodes, emptyNodes: [])
try expect(try node.render(any_context)) == "123"
}
#if os(OSX)
@@ -40,27 +40,56 @@ func testForNode() {
])
let nodes: [NodeType] = [VariableNode(variable: "item")]
let node = ForNode(variable: "items", loopVariable: "item", nodes: nodes, emptyNodes: [])
let node = ForNode(resolvable: Variable("items"), loopVariable: "item", nodes: nodes, emptyNodes: [])
try expect(try node.render(nsarray_context)) == "123"
}
#endif
$0.it("renders the given nodes while providing if the item is first in the context") {
let nodes: [NodeType] = [VariableNode(variable: "item"), VariableNode(variable: "forloop.first")]
let node = ForNode(variable: "items", loopVariable: "item", nodes: nodes, emptyNodes: [])
let node = ForNode(resolvable: Variable("items"), loopVariable: "item", nodes: nodes, emptyNodes: [])
try expect(try node.render(context)) == "1true2false3false"
}
$0.it("renders the given nodes while providing if the item is last in the context") {
let nodes: [NodeType] = [VariableNode(variable: "item"), VariableNode(variable: "forloop.last")]
let node = ForNode(variable: "items", loopVariable: "item", nodes: nodes, emptyNodes: [])
let node = ForNode(resolvable: Variable("items"), loopVariable: "item", nodes: nodes, emptyNodes: [])
try expect(try node.render(context)) == "1false2false3true"
}
$0.it("renders the given nodes while providing item counter") {
let nodes: [NodeType] = [VariableNode(variable: "item"), VariableNode(variable: "forloop.counter")]
let node = ForNode(variable: "items", loopVariable: "item", nodes: nodes, emptyNodes: [])
let node = ForNode(resolvable: Variable("items"), loopVariable: "item", nodes: nodes, emptyNodes: [])
try expect(try node.render(context)) == "112233"
}
$0.it("can render a filter") {
let templateString = "{% for article in ars|default:articles %}" +
"- {{ article.title }} by {{ article.author }}.\n" +
"{% endfor %}\n"
let context = Context(dictionary: [
"articles": [
Article(title: "Migrating from OCUnit to XCTest", author: "Kyle Fuller"),
Article(title: "Memory Management with ARC", author: "Kyle Fuller"),
]
])
let template = Template(templateString: templateString)
let result = try template.render(context)
let fixture = "" +
"- Migrating from OCUnit to XCTest by Kyle Fuller.\n" +
"- Memory Management with ARC by Kyle Fuller.\n" +
"\n"
try expect(result) == fixture
}
}
}
fileprivate struct Article {
let title: String
let author: String
}