1 files changed, 75 insertions, 0 deletions
diff --git a/config-model/src/test/java/com/yahoo/searchdefinition/SearchDefinitionTestCase.java b/config-model/src/test/java/com/yahoo/searchdefinition/SearchDefinitionTestCase.java
new file mode 100644
index 00000000000..ba6da8792fa
--- /dev/null
+++ b/config-model/src/test/java/com/yahoo/searchdefinition/SearchDefinitionTestCase.java
@@ -0,0 +1,75 @@
+// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.searchdefinition;
+
+import com.yahoo.io.IOUtils;
+
+import java.io.BufferedReader;
+import java.io.BufferedWriter;
+import java.io.IOException;
+
+import static helpers.CompareConfigTestHelper.assertSerializedConfigEquals;
+import static helpers.CompareConfigTestHelper.assertSerializedConfigFileEquals;
+
+public abstract class SearchDefinitionTestCase {
+
+    protected static void assertConfigFile(String filename, String cfg) throws IOException {
+        assertSerializedConfigFileEquals(filename, cfg);
+    }
+
+    protected static void assertConfigFiles(String expectedFile, String cfgFile, boolean updateOnAssert) throws IOException {
+        try {
+            assertSerializedConfigEquals(readAndCensorIndexes(expectedFile), readAndCensorIndexes(cfgFile));
+        } catch (AssertionError e) {
+            if (updateOnAssert) {
+                BufferedWriter writer = IOUtils.createWriter(expectedFile, false);
+                writer.write(readAndCensorIndexes(cfgFile));
+                writer.newLine();
+                writer.flush();
+                writer.close();
+                System.err.println(e.getMessage() + " [not equal files: >>>"+expectedFile+"<<< and >>>"+cfgFile+"<<< in assertConfigFiles]");
+                return;
+            }
+            throw new AssertionError(e.getMessage() + " [not equal files: >>>"+expectedFile+"<<< and >>>"+cfgFile+"<<< in assertConfigFiles]", e);
+        }
+    }
+    /**
+     * This is to avoid having to keep those pesky array index numbers in the config format up to date
+     * as new entries are added and removed.
+     */
+    private static String readAndCensorIndexes(String file) throws IOException {
+        StringBuilder b = new StringBuilder();
+        try (BufferedReader r = IOUtils.createReader(file)) {
+            int character;
+            boolean lastWasNewline = false;
+            boolean inBrackets = false;
+            while (-1 != (character = r.read())) {
+                // skip empty lines
+                if (character == '\n') {
+                    if (lastWasNewline) continue;
+                    lastWasNewline = true;
+                }
+                else {
+                    lastWasNewline = false;
+                }
+
+                // skip quoted strings
+                if (character == '"') {
+                    b.appendCodePoint(character);
+                    while (-1 != (character = r.read()) && character != '"') {
+                        b.appendCodePoint(character);
+                    }
+                }
+
+                // skip bracket content
+                if (character == ']')
+                    inBrackets = false;
+                if (! inBrackets)
+                    b.appendCodePoint(character);
+                if (character == '[')
+                    inBrackets = true;
+            }
+        }
+        return b.toString();
+    }
+
+}