From 76cb9c2a39d477a64824a985ade40507e3bbade1 Mon Sep 17 00:00:00 2001
From: Adam Mathes <adam@adammathes.com>
Date: Fri, 13 Feb 2026 21:34:48 -0800
Subject: feat(vanilla): add testing infrastructure and tests (NK-wjnczv)

---
 .../cssstyle/lib/properties/borderTop.js           | 100 +++++++++++++++++++++
 1 file changed, 100 insertions(+)
 create mode 100644 vanilla/node_modules/cssstyle/lib/properties/borderTop.js

(limited to 'vanilla/node_modules/cssstyle/lib/properties/borderTop.js')

diff --git a/vanilla/node_modules/cssstyle/lib/properties/borderTop.js b/vanilla/node_modules/cssstyle/lib/properties/borderTop.js
new file mode 100644
index 0000000..29f649d
--- /dev/null
+++ b/vanilla/node_modules/cssstyle/lib/properties/borderTop.js
@@ -0,0 +1,100 @@
+"use strict";
+
+const parsers = require("../parsers");
+const borderTopWidth = require("./borderTopWidth");
+const borderTopStyle = require("./borderTopStyle");
+const borderTopColor = require("./borderTopColor");
+
+const property = "border-top";
+const shorthand = "border";
+
+const subProps = {
+  width: borderTopWidth.property,
+  style: borderTopStyle.property,
+  color: borderTopColor.property
+};
+
+module.exports.initialValues = new Map([
+  [borderTopWidth.property, "medium"],
+  [borderTopStyle.property, "none"],
+  [borderTopColor.property, "currentcolor"]
+]);
+
+module.exports.shorthandFor = new Map([
+  [borderTopWidth.property, borderTopWidth],
+  [borderTopStyle.property, borderTopStyle],
+  [borderTopColor.property, borderTopColor]
+]);
+
+module.exports.parse = (v, opt = {}) => {
+  const { globalObject } = opt;
+  if (v === "") {
+    return v;
+  }
+  const values = parsers.splitValue(v);
+  const parsedValues = new Map();
+  for (const val of values) {
+    const value = parsers.parsePropertyValue(property, val, {
+      globalObject,
+      inArray: true
+    });
+    if (Array.isArray(value) && value.length === 1) {
+      const parsedValue = parsers.resolveBorderShorthandValue(value, subProps, parsedValues);
+      if (typeof parsedValue === "string") {
+        return parsedValue;
+      } else if (Array.isArray(parsedValue)) {
+        const [key, resolvedVal] = parsedValue;
+        parsedValues.set(key, resolvedVal);
+      } else {
+        return;
+      }
+    } else {
+      return;
+    }
+  }
+  if (parsedValues.size) {
+    const keys = module.exports.shorthandFor.keys();
+    const obj = {
+      [borderTopWidth.property]: "medium"
+    };
+    for (const key of keys) {
+      if (parsedValues.has(key)) {
+        const parsedValue = parsedValues.get(key);
+        if (parsedValue !== module.exports.initialValues.get(key)) {
+          obj[key] = parsedValues.get(key);
+          if (obj[borderTopWidth.property] && obj[borderTopWidth.property] === "medium") {
+            delete obj[borderTopWidth.property];
+          }
+        }
+      }
+    }
+    return obj;
+  }
+};
+
+module.exports.definition = {
+  set(v) {
+    v = parsers.prepareValue(v);
+    if (parsers.hasVarFunc(v)) {
+      this._borderSetter(property, v, "");
+    } else {
+      const val = module.exports.parse(v, {
+        globalObject: this._global
+      });
+      if (val || typeof val === "string") {
+        const priority =
+          !this._priorities.get(shorthand) && this._priorities.has(property)
+            ? this._priorities.get(property)
+            : "";
+        this._borderSetter(property, val, priority);
+      }
+    }
+  },
+  get() {
+    return this.getPropertyValue(property);
+  },
+  enumerable: true,
+  configurable: true
+};
+
+module.exports.property = property;
-- 
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