Initial project import

tools/v/vlib/encoding/xml/encoding_test.v

@@ -0,0 +1,205 @@
+module main
+
+import encoding.xml
+
+fn test_node() {
+	nodes := [
+		xml.XMLNode{
+			name:       'test'
+			attributes: {
+				'test:key':   ' test_value '
+				'test:other': '123456'
+			}
+			children:   [
+				xml.XMLNode{
+					name:       'child'
+					attributes: {
+						'child:key': 'child_value'
+					}
+				},
+				'Sample text',
+			]
+		},
+		xml.XMLNode{
+			name:       's'
+			attributes: {
+				'k': 'v'
+			}
+			children:   [
+				'Hello, world!',
+				xml.XMLNode{
+					name:       'c'
+					attributes: {
+						'k2': 'v2'
+					}
+				},
+			]
+		},
+		xml.XMLNode{
+			name:       'ext'
+			attributes: {
+				'uri':          '{B58B0392-4F1F-4190-BB64-5DF3571DCE5F}'
+				'xmlns:xcalcf': 'http://schemas.microsoft.com/office/spreadsheetml/2018/calcfeatures'
+			}
+			children:   [
+				xml.XMLNode{
+					name:     'xcalcf:calcFeatures'
+					children: [
+						xml.XMLNode{
+							name:       'xcalcf:feature'
+							attributes: {
+								'name': 'microsoft.com:RD'
+							}
+						},
+						xml.XMLNode{
+							name:       'xcalcf:feature'
+							attributes: {
+								'name': 'microsoft.com:Single'
+							}
+						},
+						xml.XMLNode{
+							name:       'xcalcf:feature'
+							attributes: {
+								'name': 'microsoft.com:FV'
+							}
+						},
+						xml.XMLNode{
+							name:       'xcalcf:feature'
+							attributes: {
+								'name': 'microsoft.com:CNMTM'
+							}
+						},
+						xml.XMLNode{
+							name:       'xcalcf:feature'
+							attributes: {
+								'name': 'microsoft.com:LET_WF'
+							}
+						},
+						xml.XMLNode{
+							name:       'xcalcf:feature'
+							attributes: {
+								'name': 'microsoft.com:LAMBDA_WF'
+							}
+						},
+						xml.XMLNode{
+							name:       'xcalcf:feature'
+							attributes: {
+								'name': 'microsoft.com:ARRAYTEXT_WF'
+							}
+						},
+					]
+				},
+			]
+		},
+	]
+	values := [
+		'
+		<test test:key=" test_value " test:other="123456">
+			<child child:key="child_value"/>
+			Sample text
+		</test>'.trim_indent(),
+		'
+		<s k="v">
+			Hello, world!
+			<c k2="v2"/>
+		</s>'.trim_indent(),
+		'
+		<ext uri="{B58B0392-4F1F-4190-BB64-5DF3571DCE5F}" xmlns:xcalcf="http://schemas.microsoft.com/office/spreadsheetml/2018/calcfeatures">
+			<xcalcf:calcFeatures>
+				<xcalcf:feature name="microsoft.com:RD"/>
+				<xcalcf:feature name="microsoft.com:Single"/>
+				<xcalcf:feature name="microsoft.com:FV"/>
+				<xcalcf:feature name="microsoft.com:CNMTM"/>
+				<xcalcf:feature name="microsoft.com:LET_WF"/>
+				<xcalcf:feature name="microsoft.com:LAMBDA_WF"/>
+				<xcalcf:feature name="microsoft.com:ARRAYTEXT_WF"/>
+			</xcalcf:calcFeatures>
+		</ext>'.trim_indent(),
+	]
+	for i, node in nodes {
+		assert node.pretty_str('\t', 0, xml.default_entities_reverse) == values[i]
+	}
+}
+
+fn test_doc() {
+	docs := [
+		xml.XMLDocument{
+			root: xml.XMLNode{
+				name:       'test'
+				attributes: {
+					'test:key':   ' test_value '
+					'test:other': '123456'
+				}
+				children:   [
+					xml.XMLNode{
+						name:       'child'
+						attributes: {
+							'child:key': 'child_value'
+						}
+					},
+					'Sample text',
+				]
+			}
+		},
+		xml.XMLDocument{
+			root: xml.XMLNode{
+				name:       's'
+				attributes: {
+					'k': 'v'
+				}
+				children:   [
+					'Hello, world!',
+					xml.XMLNode{
+						name:       'c'
+						attributes: {
+							'k2': 'v2'
+						}
+					},
+				]
+			}
+		},
+	]
+	values := [
+		'
+		<?xml version="1.0" encoding="UTF-8"?>
+		<test test:key=" test_value " test:other="123456">
+			<child child:key="child_value"/>
+			Sample text
+		</test>'.trim_indent(),
+		'
+		<?xml version="1.0" encoding="UTF-8"?>
+		<s k="v">
+			Hello, world!
+			<c k2="v2"/>
+		</s>'.trim_indent(),
+	]
+	for i, doc in docs {
+		assert doc.pretty_str('\t') == values[i]
+	}
+}
+
+fn test_large_doc_str() {
+	depth := 1500
+	payload := '0123456789abcdef'.repeat(16)
+	mut node := xml.XMLNode{
+		name: 'leaf'
+	}
+	for i in 0 .. depth {
+		node = xml.XMLNode{
+			name:     'n${i}'
+			children: [
+				payload,
+				node,
+			]
+		}
+	}
+	doc := xml.XMLDocument{
+		root: node
+	}
+
+	rendered := doc.str()
+	assert rendered.starts_with('<?xml version="1.0" encoding="UTF-8"?>\n<n${depth - 1}>')
+	assert rendered.contains('<leaf/>')
+	assert rendered.ends_with('</n${depth - 1}>')
+	assert rendered.len > 5_000_000
+}