Add tests

compose-stylesheet-core/src/commonTest/kotlin/com/moriatsushi/compose/stylesheet/border/BorderSetterTest.kt

@@ -0,0 +1,79 @@
+package com.moriatsushi.compose.stylesheet.border
+
+import androidx.compose.foundation.BorderStroke
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.graphics.SolidColor
+import androidx.compose.ui.unit.dp
+import com.moriatsushi.compose.stylesheet.graphics.BrushStyle
+import com.moriatsushi.compose.stylesheet.token.Token
+import kotlin.test.Test
+import kotlin.test.assertEquals
+
+class BorderSetterTest {
+    @Test
+    fun testWidth() {
+        val setter = BorderSetter()
+        setter.width += 10.dp
+        assertEquals(BorderStyle(width = Token(10.dp)), setter.value)
+    }
+
+    @Test
+    fun testWidth_override() {
+        val setter = BorderSetter()
+        setter += BorderStyle(width = Token(10.dp))
+        setter.width += 20.dp
+        assertEquals(BorderStyle(width = Token(20.dp)), setter.value)
+    }
+
+    @Test
+    fun testBrush() {
+        val setter = BorderSetter()
+        setter.brush += BrushStyle(Color.Black)
+        assertEquals(
+            BorderStyle(brush = Token(BrushStyle(Color.Black))),
+            setter.value,
+        )
+    }
+
+    @Test
+    fun testBrush_override() {
+        val setter = BorderSetter()
+        setter += BorderStyle(brush = Token(BrushStyle(Color.Black)))
+        setter.brush += BrushStyle(Color.Red)
+        assertEquals(
+            BorderStyle(brush = Token(BrushStyle(Color.Red))),
+            setter.value,
+        )
+    }
+
+    @Test
+    fun testColor() {
+        val setter = BorderSetter()
+        setter.color += Color.Black
+        assertEquals(
+            BorderStyle(brush = Token(BrushStyle(Color.Black))),
+            setter.value,
+        )
+    }
+
+    @Test
+    fun testColor_override() {
+        val setter = BorderSetter()
+        setter += BorderStyle(brush = Token(BrushStyle(Color.Black)))
+        setter.color += Color.Red
+        assertEquals(
+            BorderStyle(brush = Token(BrushStyle(Color.Red))),
+            setter.value,
+        )
+    }
+
+    @Test
+    fun testBorderStyle() {
+        val setter = BorderSetter()
+        setter += BorderStroke(1.dp, Color.Black)
+        assertEquals(
+            BorderStyle(width = Token(1.dp), brush = Token(BrushStyle(SolidColor(Color.Black)))),
+            setter.value,
+        )
+    }
+}