com.xtremelabs.robolectric.shadows.ShadowStatFs Maven / Gradle / Ivy

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An alternative Android testing framework.

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package com.xtremelabs.robolectric.shadows;

import com.xtremelabs.robolectric.internal.Implementation;
import com.xtremelabs.robolectric.internal.Implements;

import android.os.StatFs;

import java.io.File;
import java.util.HashMap;
import java.util.Map;

@Implements(StatFs.class)
public class ShadowStatFs {
    public static final int BLOCK_SIZE = 4096;
    private static final Stats DEFAULT_STATS = new Stats(0, 0, 0);
    private static Map stats = new HashMap();
    private Stats stat;

    public void __constructor__(String path) {
        restat(path);
    }

    @Implementation
    public int getBlockSize() {
        return BLOCK_SIZE;
    }

    @Implementation
    public int getBlockCount() {
        return stat.blockCount;
    }

    @Implementation
    public int getFreeBlocks() {
        return stat.freeBlocks;
    }

    @Implementation
    public int getAvailableBlocks() {
        return stat.availableBlocks;
    }

    @Implementation
    public void restat(String path) {
        stat = stats.get(path);
        if (stat == null) {
            stat = DEFAULT_STATS;
        }
    }

    public static void registerStats(File path, int blockCount, int freeBlocks, int availableBlocks) {
        registerStats(path.getAbsolutePath(), blockCount, freeBlocks, availableBlocks);
    }

    public static void registerStats(String path, int blockCount, int freeBlocks, int availableBlocks) {
        stats.put(path, new Stats(blockCount, freeBlocks, availableBlocks));
    }

    public static void reset() {
        stats.clear();
    }

    private static class Stats {
        Stats(int blockCount, int freeBlocks, int availableBlocks) {
            this.blockCount = blockCount;
            this.freeBlocks = freeBlocks;
            this.availableBlocks = availableBlocks;
        }
        int blockCount, freeBlocks, availableBlocks;
    }
}