diff --git a/Conversions/LengthConversion.js b/Conversions/LengthConversion.js
new file mode 100644
index 0000000000..36aedd416c
--- /dev/null
+++ b/Conversions/LengthConversion.js
@@ -0,0 +1,38 @@
+/**
+ * Converts a length from one unit to another.
+ *
+ * @param {number} length - The length to convert.
+ * @param {string} fromUnit - The unit to convert from (e.g., "km", "m", "cm").
+ * @param {string} toUnit - The unit to convert to (e.g., "km", "m", "cm").
+ * @returns {number} The converted length.
+ * @throws {Error} If the units are invalid or not found in the conversion dictionary.
+ */
+
+const lengthConversion = (length, fromUnit, toUnit) => {
+ // Define a dictionary to map units to meters
+ const meters = {
+ mm: 0.001,
+ cm: 0.01,
+ m: 1,
+ km: 1000,
+ inch: 0.0254,
+ ft: 0.3048,
+ yd: 0.9144,
+ mi: 1609.34
+ }
+
+ // Check if the units are in the dictionary, otherwise, throw an error
+ if (!(fromUnit in meters) || !(toUnit in meters)) {
+ throw new Error('Invalid units')
+ }
+
+ // Perform the conversion
+ const metersFrom = length * meters[fromUnit]
+ const convertedLength = metersFrom / meters[toUnit]
+
+ return convertedLength
+}
+
+export {
+ lengthConversion
+}
diff --git a/Conversions/test/LengthConversion.test.js b/Conversions/test/LengthConversion.test.js
new file mode 100644
index 0000000000..7618cb0b20
--- /dev/null
+++ b/Conversions/test/LengthConversion.test.js
@@ -0,0 +1,53 @@
+import { lengthConversion } from '../LengthConversion.js'
+
+describe('LengthConversion', () => {
+ it.each`
+ length | fromUnit | toUnit | expected
+ ${10} | ${'km'} | ${'m'} | ${10000}
+ ${100} | ${'m'} | ${'km'} | ${0.1}
+ ${5} | ${'cm'} | ${'mm'} | ${50}
+ ${12} | ${'ft'} | ${'inch'}| ${144.00000000000003}
+ `(
+ 'converts $length $fromUnit to $toUnit',
+ ({ length, fromUnit, toUnit, expected }) => {
+ try {
+ const result = lengthConversion(length, fromUnit, toUnit)
+ expect(result).toBe(expected)
+ } catch (error) {
+ expect(error).toBeUndefined()
+ }
+ }
+ )
+
+ it.each`
+ length | fromUnit | toUnit | expected
+ ${10} | ${'m'} | ${'km'} | ${0.01}
+ ${1000}| ${'mm'} | ${'cm'} | ${100}
+ ${1} | ${'inch'}| ${'ft'} | ${0.08333333333}
+ `(
+ 'converts $length $fromUnit to $toUnit (vice versa)',
+ ({ length, fromUnit, toUnit, expected }) => {
+ try {
+ const result = lengthConversion(length, fromUnit, toUnit)
+ expect(result).toBeCloseTo(expected, 10) // Close comparison due to floating-point precision
+ } catch (error) {
+ expect(error).toBeUndefined()
+ }
+ }
+ )
+
+ it.each`
+ length | fromUnit | toUnit | expectedError
+ ${10} | ${'km'} | ${'invalid'} | ${'Invalid units'}
+ ${5} | ${'invalid'} | ${'m'} | ${'Invalid units'}
+ `(
+ 'returns error message for invalid units: $fromUnit to $toUnit',
+ ({ length, fromUnit, toUnit, expectedError }) => {
+ try {
+ lengthConversion(length, fromUnit, toUnit)
+ } catch (error) {
+ expect(error.message).toBe(expectedError)
+ }
+ }
+ )
+})
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