test(model): Add a test for ScanSummary.filterByPaths()

Signed-off-by: Frank Viernau <frank_viernau@epam.com>

model/src/test/kotlin/ScanSummaryTest.kt

@@ -0,0 +1,78 @@
+/*
+ * Copyright (C) 2023 The ORT Project Authors (see <https://github.com/oss-review-toolkit/ort/blob/main/NOTICE>)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * License-Filename: LICENSE
+ */
+
+package org.ossreviewtoolkit.model
+
+import io.kotest.core.spec.style.WordSpec
+import io.kotest.matchers.collections.containExactly
+import io.kotest.matchers.should
+
+import org.ossreviewtoolkit.utils.spdx.SpdxExpression
+
+class ScanSummaryTest : WordSpec({
+    "filterByPaths()" should {
+        val summary = createSummaryWithFindingPaths(
+            "a/file.txt",
+            "b/c/file.txt",
+            "d/file.txt"
+        )
+
+        val filteredSummary = summary.filterByPaths(listOf("a", "b/c"))
+
+        "filter copyright findings" {
+            filteredSummary.copyrightFindings.map { it.location.path } should
+                containExactly("a/file.txt", "b/c/file.txt")
+        }
+
+        "filter license findings" {
+            filteredSummary.licenseFindings.map { it.location.path } should
+                containExactly("a/file.txt", "b/c/file.txt")
+        }
+
+        "filter snippet findings" {
+            filteredSummary.snippetFindings.map { it.sourceLocation.path } should
+                containExactly("a/file.txt", "b/c/file.txt")
+        }
+    }
+})
+
+private fun createSummaryWithFindingPaths(vararg paths: String): ScanSummary {
+    fun textLocation(path: String) = TextLocation(path = path, startLine = 1, endLine = 2)
+
+    return ScanSummary.EMPTY.copy(
+        licenseFindings = paths.mapTo(mutableSetOf()) { path ->
+            LicenseFinding(
+                license = SpdxExpression.parse("MIT"),
+                location = textLocation(path)
+            )
+        },
+        copyrightFindings = paths.mapTo(mutableSetOf()) { path ->
+            CopyrightFinding(
+                statement = "Some statement",
+                location = textLocation(path)
+            )
+        },
+        snippetFindings = paths.mapTo(mutableSetOf()) { path ->
+            SnippetFinding(
+                sourceLocation = textLocation(path),
+                snippets = emptySet()
+            )
+        }
+    )
+}