New module with support for drawing charts based on chart.js library.

3 files changed, 257 insertions, 0 deletions

diff --git a/kvision-modules/kvision-chart/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt b/kvision-modules/kvision-chart/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt
new file mode 100644
index 00000000..9d86766c
--- /dev/null
+++ b/kvision-modules/kvision-chart/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt
@@ -0,0 +1,99 @@
+/*
+ * Copyright (c) 2017-present Robert Jaros
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+package test.pl.treksoft.kvision
+
+import org.w3c.dom.Element
+import pl.treksoft.jquery.jQuery
+import pl.treksoft.kvision.core.Widget
+import pl.treksoft.kvision.panel.Root
+import kotlin.browser.document
+import kotlin.test.assertEquals
+import kotlin.test.assertTrue
+
+interface TestSpec {
+    fun beforeTest()
+
+    fun afterTest()
+
+    fun run(code: () -> Unit) {
+        beforeTest()
+        code()
+        afterTest()
+    }
+}
+
+interface SimpleSpec : TestSpec {
+
+    override fun beforeTest() {
+    }
+
+    override fun afterTest() {
+    }
+
+}
+
+interface DomSpec : TestSpec {
+
+    override fun beforeTest() {
+        val fixture = "<div style=\"display: none\" id=\"pretest\">" +
+                "<div id=\"test\"></div></div>"
+        document.body?.insertAdjacentHTML("afterbegin", fixture)
+    }
+
+    override fun afterTest() {
+        val div = document.getElementById("pretest")
+        div?.let { jQuery(it).remove() }
+        jQuery(".modal-backdrop").remove()
+    }
+
+    fun assertEqualsHtml(expected: String?, actual: String?, message: String?) {
+        if (expected != null && actual != null) {
+            val exp = jQuery(expected)
+            val act = jQuery(actual)
+            val result = exp[0]?.isEqualNode(act[0])
+            if (result == true) {
+                assertTrue(result == true, message)
+            } else {
+                assertEquals(expected, actual, message)
+            }
+        } else {
+            assertEquals(expected, actual, message)
+        }
+    }
+}
+
+interface WSpec : DomSpec {
+
+    fun runW(code: (widget: Widget, element: Element?) -> Unit) {
+        run {
+            val root = Root("test", true)
+            val widget = Widget()
+            widget.id = "test_id"
+            root.add(widget)
+            val element = document.getElementById("test_id")
+            code(widget, element)
+        }
+    }
+
+}
+
+external fun require(name: String): dynamic
diff --git a/kvision-modules/kvision-chart/src/test/kotlin/test/pl/treksoft/kvision/chart/ChartCanvasSpec.kt b/kvision-modules/kvision-chart/src/test/kotlin/test/pl/treksoft/kvision/chart/ChartCanvasSpec.kt
new file mode 100644
index 00000000..9ea2ee6e
--- /dev/null
+++ b/kvision-modules/kvision-chart/src/test/kotlin/test/pl/treksoft/kvision/chart/ChartCanvasSpec.kt
@@ -0,0 +1,77 @@
+/*
+ * Copyright (c) 2017-present Robert Jaros
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+package test.pl.treksoft.kvision.chart
+
+import pl.treksoft.kvision.chart.ChartCanvas
+import pl.treksoft.kvision.chart.ChartType
+import pl.treksoft.kvision.chart.Configuration
+import pl.treksoft.kvision.chart.DataSets
+import pl.treksoft.kvision.chart.Options
+import pl.treksoft.kvision.panel.Root
+import test.pl.treksoft.kvision.DomSpec
+import kotlin.browser.document
+import kotlin.test.Test
+
+class ChartCanvasSpec : DomSpec {
+
+    @Test
+    fun renderResponsive() {
+        run {
+            val root = Root("test", true)
+            val chart = ChartCanvas(
+                configuration = Configuration(
+                    ChartType.SCATTER,
+                    listOf(DataSets(label = "Chart", data = listOf(0, 1)))
+                )
+            )
+            root.add(chart)
+            val element = document.getElementById("test")
+            assertEqualsHtml(
+                "<canvas width=\"0\" height=\"0\" class=\"chartjs-render-monitor\" style=\"display: block; width: 0px; height: 0px;\"></canvas>",
+                element?.innerHTML,
+                "Should render correct responsive chart canvas"
+            )
+        }
+    }
+
+    @Test
+    fun renderNotResponsive() {
+        run {
+            val root = Root("test", true)
+            val chart = ChartCanvas(
+                300, 600,
+                configuration = Configuration(
+                    ChartType.SCATTER,
+                    listOf(DataSets(label = "Chart", data = listOf(0, 1))),
+                    options = Options(responsive = false)
+                )
+            )
+            root.add(chart)
+            val element = document.getElementById("test")
+            assertEqualsHtml(
+                "<canvas width=\"300\" height=\"600\" style=\"display: block;\"></canvas>",
+                element?.innerHTML,
+                "Should render correct not responsive chart canvas"
+            )
+        }
+    }
+}
\ No newline at end of file
diff --git a/kvision-modules/kvision-chart/src/test/kotlin/test/pl/treksoft/kvision/chart/ChartSpec.kt b/kvision-modules/kvision-chart/src/test/kotlin/test/pl/treksoft/kvision/chart/ChartSpec.kt
new file mode 100644
index 00000000..2e508107
--- /dev/null
+++ b/kvision-modules/kvision-chart/src/test/kotlin/test/pl/treksoft/kvision/chart/ChartSpec.kt
@@ -0,0 +1,81 @@
+/*
+ * Copyright (c) 2017-present Robert Jaros
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+package test.pl.treksoft.kvision.chart
+
+import pl.treksoft.kvision.chart.Chart
+import pl.treksoft.kvision.chart.ChartType
+import pl.treksoft.kvision.chart.Configuration
+import pl.treksoft.kvision.chart.DataSets
+import pl.treksoft.kvision.chart.Options
+import pl.treksoft.kvision.panel.Root
+import pl.treksoft.kvision.utils.px
+import test.pl.treksoft.kvision.DomSpec
+import kotlin.browser.document
+import kotlin.test.Test
+
+class ChartSpec : DomSpec {
+
+    @Test
+    fun renderResponsive() {
+        run {
+            val root = Root("test", true)
+            val chart = Chart(
+                Configuration(
+                    ChartType.SCATTER,
+                    listOf(DataSets(label = "Chart", data = listOf(0, 1)))
+                )
+            ).apply {
+                width = 300.px
+                height = 600.px
+            }
+            root.add(chart)
+            val element = document.getElementById("test")
+            assertEqualsHtml(
+                "<div style=\"width: 300px; height: 600px;\"><canvas height=\"0\" class=\"chartjs-render-monitor\" width=\"0\" style=\"display: block; width: 0px; height: 0px;\"></canvas></div>",
+                element?.innerHTML,
+                "Should render correct responsive chart"
+            )
+        }
+    }
+
+    @Test
+    fun renderNotResponsive() {
+        run {
+            val root = Root("test", true)
+            val chart = Chart(
+                Configuration(
+                    ChartType.SCATTER,
+                    listOf(DataSets(label = "Chart", data = listOf(0, 1))),
+                    options = Options(responsive = false)
+                ), 300, 600
+            )
+            root.add(chart)
+            val element = document.getElementById("test")
+            assertEqualsHtml(
+                "<div><canvas width=\"300\" height=\"600\" style=\"display: block;\"></canvas></div>",
+                element?.innerHTML,
+                "Should render correct not responsive chart"
+            )
+        }
+    }
+
+}
\ No newline at end of file