/*
 * Copyright 2021, TeamDev. All rights reserved.
 *
 * 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
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Redistribution and use in source and/or binary forms, with or without
 * modification, must retain the above copyright notice and the following
 * disclaimer.
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 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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package io.spine.tools.mc.js.code.imports;

import com.google.common.collect.ImmutableList;
import io.spine.tools.mc.js.fs.JsFile;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.io.TempDir;

import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.Arrays;
import java.util.List;

import static com.google.common.truth.Truth.assertThat;
import static io.spine.tools.mc.js.code.imports.ResolveImports.processImports;
import static io.spine.tools.mc.js.code.imports.given.Given.importWithPath;

@DisplayName("JavaScript file should")
class ImportProcessingTest {

    private static final String RESOLVED_IMPORT_PATH = "resolved";

    private Path filePath;

    @BeforeEach
    void setUp(@TempDir Path tempDir) {
        filePath = tempDir.resolve("test-file.js");
    }

    @Test
    @DisplayName("process imports")
    void prcImports() throws IOException {
        ImportStatement firstImport = importStatement("first.js");
        ImportStatement secondImport = importStatement("second.js");
        String comment = "// Just a comment";
        writeFile(firstImport.text(),
                  comment,
                  secondImport.text());
        resolveImports();
        List<String> expectedLines = ImmutableList.of(
                expectedImport(firstImport),
                comment,
                expectedImport(secondImport)
        );
        List<String> updatedLines = Files.readAllLines(filePath);
        assertThat(updatedLines).isEqualTo(expectedLines);
    }

    private void resolveImports() {
        JsFile file = new JsFile(filePath);
        processImports(file, importStatement -> true, ImportProcessingTest::processImport);
    }

    private void writeFile(String... lines) throws IOException {
        List<String> linesList = Arrays.asList(lines);
        Files.write(filePath, linesList);
    }

    private ImportStatement importStatement(String importedFile) {
        return importWithPath(importedFile, filePath.toFile());
    }

    private static String expectedImport(ImportStatement originalImport) {
        return processImport(originalImport).text();
    }

    private static ImportStatement processImport(ImportStatement statement) {
        return statement.replacePath(RESOLVED_IMPORT_PATH);
    }
}

@@ -1889,23 +1889,25 @@
 me(%22
-JavaScript file
+Import processing
  sho

Fix display name