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fix(for): Support looping dictionaries

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This commit is contained in:
Kyle Fuller
2017-04-18 23:26:56 +01:00
parent 6f48fe2d91
commit a8d680b30e
2 changed files with 62 additions and 35 deletions
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29
Tests/StencilTests/ForNodeSpec.swift
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@@ -8,18 +8,22 @@ func testForNode() {
let context = Context(dictionary: [
"items": [1, 2, 3],
"emptyItems": [Int](),
"dict": [
"one": "I",
"two": "II",
]
])
$0.it("renders the given nodes for each item") {
let nodes: [NodeType] = [VariableNode(variable: "item")]
let node = ForNode(resolvable: Variable("items"), loopVariable: "item", nodes: nodes, emptyNodes: [])
let node = ForNode(resolvable: Variable("items"), loopVariables: ["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(resolvable: Variable("emptyItems"), loopVariable: "item", nodes: nodes, emptyNodes: emptyNodes)
let node = ForNode(resolvable: Variable("emptyItems"), loopVariables: ["item"], nodes: nodes, emptyNodes: emptyNodes)
try expect(try node.render(context)) == "empty"
}
@@ -29,7 +33,7 @@ func testForNode() {
])
let nodes: [NodeType] = [VariableNode(variable: "item")]
let node = ForNode(resolvable: Variable("items"), loopVariable: "item", nodes: nodes, emptyNodes: [])
let node = ForNode(resolvable: Variable("items"), loopVariables: ["item"], nodes: nodes, emptyNodes: [])
try expect(try node.render(any_context)) == "123"
}
@@ -40,33 +44,33 @@ func testForNode() {
])
let nodes: [NodeType] = [VariableNode(variable: "item")]
let node = ForNode(resolvable: Variable("items"), loopVariable: "item", nodes: nodes, emptyNodes: [])
let node = ForNode(resolvable: Variable("items"), loopVariables: ["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(resolvable: Variable("items"), loopVariable: "item", nodes: nodes, emptyNodes: [])
let node = ForNode(resolvable: Variable("items"), loopVariables: ["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(resolvable: Variable("items"), loopVariable: "item", nodes: nodes, emptyNodes: [])
let node = ForNode(resolvable: Variable("items"), loopVariables: ["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(resolvable: Variable("items"), loopVariable: "item", nodes: nodes, emptyNodes: [])
let node = ForNode(resolvable: Variable("items"), loopVariables: ["item"], nodes: nodes, emptyNodes: [])
try expect(try node.render(context)) == "112233"
}
$0.it("renders the given nodes while filtering items using where expression") {
let nodes: [NodeType] = [VariableNode(variable: "item"), VariableNode(variable: "forloop.counter")]
let `where` = try parseExpression(components: ["item", ">", "1"], tokenParser: TokenParser(tokens: [], environment: Environment()))
let node = ForNode(resolvable: Variable("items"), loopVariable: "item", nodes: nodes, emptyNodes: [], where: `where`)
let node = ForNode(resolvable: Variable("items"), loopVariables: ["item"], nodes: nodes, emptyNodes: [], where: `where`)
try expect(try node.render(context)) == "2132"
}
@@ -74,7 +78,7 @@ func testForNode() {
let nodes: [NodeType] = [VariableNode(variable: "item")]
let emptyNodes: [NodeType] = [TextNode(text: "empty")]
let `where` = try parseExpression(components: ["item", "==", "0"], tokenParser: TokenParser(tokens: [], environment: Environment()))
let node = ForNode(resolvable: Variable("emptyItems"), loopVariable: "item", nodes: nodes, emptyNodes: emptyNodes, where: `where`)
let node = ForNode(resolvable: Variable("emptyItems"), loopVariables: ["item"], nodes: nodes, emptyNodes: emptyNodes, where: `where`)
try expect(try node.render(context)) == "empty"
}
@@ -100,6 +104,13 @@ func testForNode() {
try expect(result) == fixture
}
$0.it("renders supports iterating over dictionary") {
let nodes: [NodeType] = [VariableNode(variable: "key")]
let emptyNodes: [NodeType] = [TextNode(text: "empty")]
let node = ForNode(resolvable: Variable("dict"), loopVariables: ["key"], nodes: nodes, emptyNodes: emptyNodes, where: nil)
try expect(try node.render(context)) == "onetwo"
}
}
}