Move graphicField extension function, add empty GraphicFieldTest file…

…, will add more tests later upon further investigation.

Also add suppression of UNUSED on all option class files

src/main/kotlin/info/mking/k2zpl/builder/Extensions.kt

@@ -5,32 +5,13 @@ package info.mking.k2zpl.builder
 import info.mking.k2zpl.command.EndFormat
 import info.mking.k2zpl.command.FieldData
 import info.mking.k2zpl.command.FieldSeparator
-import info.mking.k2zpl.command.GraphicField
 import info.mking.k2zpl.command.LabelLength
 import info.mking.k2zpl.command.PrintQuantity
 import info.mking.k2zpl.command.StartFormat
 import info.mking.k2zpl.command.ZplCommand
 import info.mking.k2zpl.command.options.ZplFont
 import info.mking.k2zpl.command.options.ZplYesNo
 
-/**
- * Draws a graphic field.
- * @param format The format of the graphic field.
- * @param dataBytes The number of data bytes.
- * @param totalBytes The total number of bytes.
- * @param rowBytes The number of bytes per row.
- * @param data The data for the graphic field.
- */
-fun ZplBuilder.graphicField(format: Char, dataBytes: Int, totalBytes: Int, rowBytes: Int, data: String) {
-    command(GraphicField(
-        format = format,
-        dataBytes = dataBytes,
-        totalBytes = totalBytes,
-        rowBytes = rowBytes,
-        data = data
-    ))
-}
-
 /**
  * Adds a field separator.
  */

src/main/kotlin/info/mking/k2zpl/command/GraphicField.kt

@@ -1,7 +1,11 @@
 package info.mking.k2zpl.command
 
+import info.mking.k2zpl.builder.ZplBuilder
+import info.mking.k2zpl.builder.command
+import info.mking.k2zpl.command.options.ZplCompressionType
+
 internal data class GraphicField(
-    val format: Char,
+    val format: ZplCompressionType,
     val dataBytes: Int,
     val totalBytes: Int,
     val rowBytes: Int,
@@ -15,6 +19,30 @@ internal data class GraphicField(
 
     override val command: CharSequence = "^GF"
     override val parameters: LinkedHashMap<CharSequence, Any?> = linkedMapOf(
-        "f" to format, "db" to dataBytes, "tb" to totalBytes, "rb" to rowBytes, "d" to data
+        "f" to format,
+        "db" to dataBytes,
+        "tb" to totalBytes,
+        "rb" to rowBytes,
+        "d" to data
+    )
+}
+
+/**
+ * Draws a graphic field.
+ * @param format The format of the graphic field.
+ * @param dataBytes The number of data bytes.
+ * @param totalBytes The total number of bytes.
+ * @param rowBytes The number of bytes per row.
+ * @param data The data for the graphic field.
+ */
+fun ZplBuilder.graphicField(format: ZplCompressionType = ZplCompressionType.ASCII, dataBytes: Int, totalBytes: Int, rowBytes: Int, data: String) {
+    command(
+        GraphicField(
+            format = format,
+            dataBytes = dataBytes,
+            totalBytes = totalBytes,
+            rowBytes = rowBytes,
+            data = data
+        )
     )
 }

src/main/kotlin/info/mking/k2zpl/command/options/ZplCompressionType.kt

@@ -0,0 +1,13 @@
+@file:Suppress("UNUSED")
+
+package info.mking.k2zpl.command.options
+
+enum class ZplCompressionType(private val value: Char) {
+    ASCII('A'),
+    BINARY('B'),
+    COMPRESSED_BINARY('C');
+
+    override fun toString(): String {
+        return value.toString()
+    }
+}

src/test/kotlin/info/mking/k2zpl/command/GraphicFieldTest.kt

@@ -0,0 +1,29 @@
+package info.mking.k2zpl.command
+
+import info.mking.k2zpl.command.options.ZplCompressionType
+import info.mking.k2zpl.k2zpl
+import io.kotest.core.spec.IsolationMode
+import io.kotest.core.spec.style.DescribeSpec
+import io.kotest.matchers.shouldBe
+
+class GraphicFieldTest : DescribeSpec({
+    isolationMode = IsolationMode.InstancePerLeaf
+
+    describe("GraphicField") {
+
+    }
+    describe("graphicField extension function") {
+        it("outputs correct command") {
+            val result = k2zpl {
+                graphicField(
+                    format = ZplCompressionType.BINARY,
+                    dataBytes = 1024,
+                    totalBytes = 2048,
+                    rowBytes = 10000,
+                    data = "data"
+                )
+            }
+            result shouldBe "^GFB,1024,2048,10000,data\n"
+        }
+    }
+})