add testing example output

Author: seebi

docs/testing.md

@@ -0,0 +1,197 @@
+<!-- markdownlint-disable MD012 MD013 MD024 MD033 -->
+# Testing
+
+...
+
+## Examples
+
+**Notation:** List of values are represented via square brackets. Example: `[first, second]` represents a list of two values "first" and "second".
+
+---
+
+### Example from Geometric mean: 1
+
+* Weights: [1, 2, 1]
+* Input values: [0.0, 0.0, 0.0]
+* Returns: `0.0`
+
+!!! example "Example from Geometric mean: 1"
+
+    | ... | ... |
+    |------------------------:| :--------- |
+    | Weights: | `[1, 2, 1]` |
+    | Input values: | `[0.0, 0.0, 0.0]` |
+    | Returns: | `0.0` |
+
+!!! example "Example from Geometric mean: 1"
+
+    === "Weights"
+
+        ``` json
+        [1, 2, 1]
+        ```
+
+    === "Input Values"
+
+        ``` json
+        [0.0, 0.0, 0.0]
+        ```
+
+    === "Returns"
+
+        ``` json
+        0.0
+        ```
+
+
+### Example from Handle missing values: Outputs the default score, if no input score is provided
+
+* Parameters
+  * *defaultValue*: `1.0`
+
+* Input values: [(none)]
+* Returns: `1.0`
+
+!!! example "Outputs the default score, if no input score is provided"
+
+    === "Parameters"
+
+        ``` json title="defaultValue"
+        1.0
+        ```
+
+    === "Input Values"
+
+        ``` json
+        [(none)]
+        ```
+
+    === "Returns"
+
+        ``` json
+        1.0
+        ```
+
+### Example from Date: Returns 0 if both dates are equal
+
+* Input values:
+  * Source: `[2003-03-01]`
+  * Target: `[2003-03-01]`
+
+* Returns: → `0.0`
+
+!!! example "Returns 0 if both dates are equal"
+
+    === "Input values"
+
+        ``` json title="Source"
+        [2003-03-01]
+        ```
+        ``` json title="Target"
+        [2003-03-01]
+        ```
+
+    === "Returns"
+
+        ``` json
+        0.0
+        ```
+
+### Example from Camel Case: A sentence with several words is converted to a single word written in UpperCamelCase
+
+* Parameters
+  * *isDromedary*: `false`
+
+* Input values:
+  1. `[hello world]`
+
+* Returns:
+
+  → `[HelloWorld]`
+
+
+### Example from Coalesce: 5
+
+* Input values:
+  1. `[]`
+  2. `[first A, first B]`
+  3. `[second]`
+
+* Returns:
+
+  → `[first A, first B]`
+
+!!! example "Example 5"
+
+    === "Input values"
+
+        ``` json title="1."
+        []
+        ```
+        ``` json title="2."
+        [first A, first B]
+        ```
+        ``` json title="3."
+        [second]
+        ```
+
+    === "Returns"
+
+        ``` json
+        [first A, first B]
+        ```
+
+
+### Example of Concatenate: 4
+
+* Parameters
+  * *glue*: `-`
+
+* Input values:
+  1. `[First]`
+  2. `[Last]`
+
+* Returns:
+
+  → `[First-Last]`
+
+
+### Example of Concatenate multiple values: 6
+
+* Parameters
+  * *glue*: `\n\t\\`
+
+* Input values:
+  1. `[a
+	\b, c]`
+
+* Returns:
+
+  → `[a
+	\b
+	\c]`
+
+
+!!! example "Example 5"
+
+    === "Parameters"
+
+        ``` json title="glue"
+        \n\t\\
+        ```
+
+    === "Input values"
+
+        ``` json title="1."
+        [a
+        \b, c]
+        ```
+
+    === "Returns"
+
+        ``` json
+        [a
+        \b
+        \c]
+        ```
+