core/KinoSearch/Test/Store/TestFolderCommon.c

#define C_KINO_CHARBUF
#include "KinoSearch/Util/ToolSet.h"

#include "KinoSearch/Test.h"
#include "KinoSearch/Test/Store/TestFolderCommon.h"
#include "KinoSearch/Store/Folder.h"
#include "KinoSearch/Store/DirHandle.h"
#include "KinoSearch/Store/FileHandle.h"
#include "KinoSearch/Store/InStream.h"
#include "KinoSearch/Store/OutStream.h"

#define set_up_t    kino_TestFolderCommon_set_up_t
#define tear_down_t kino_TestFolderCommon_tear_down_t

static CharBuf foo           = ZCB_LITERAL("foo");
static CharBuf bar           = ZCB_LITERAL("bar");
static CharBuf baz           = ZCB_LITERAL("baz");
static CharBuf boffo         = ZCB_LITERAL("boffo");
static CharBuf banana        = ZCB_LITERAL("banana");
static CharBuf foo_bar       = ZCB_LITERAL("foo/bar");
static CharBuf foo_bar_baz   = ZCB_LITERAL("foo/bar/baz");
static CharBuf foo_bar_boffo = ZCB_LITERAL("foo/bar/boffo");
static CharBuf foo_boffo     = ZCB_LITERAL("foo/boffo");
static CharBuf foo_foo       = ZCB_LITERAL("foo/foo");
static CharBuf nope          = ZCB_LITERAL("nope");
static CharBuf nope_nyet     = ZCB_LITERAL("nope/nyet");

static void
test_Local_Exists(TestBatch *batch, set_up_t set_up, tear_down_t tear_down)
{
    Folder *folder = set_up();
    OutStream *outstream = Folder_Open_Out(folder, &boffo);
    DECREF(outstream);
    Folder_Local_MkDir(folder, &foo);
    outstream = Folder_Open_Out(folder, &foo_boffo);
    DECREF(outstream);

    TEST_TRUE(batch, Folder_Local_Exists(folder, &boffo), 
        "Local_Exists() returns true for file");
    TEST_TRUE(batch, Folder_Local_Exists(folder, &foo), 
        "Local_Exists() returns true for dir");
    TEST_FALSE(batch, Folder_Local_Exists(folder, &foo_boffo), 
        "Local_Exists() returns false for nested entry");
    TEST_FALSE(batch, Folder_Local_Exists(folder, &bar), 
        "Local_Exists() returns false for non-existent entry");

    Folder_Delete(folder, &foo_boffo);
    Folder_Delete(folder, &foo);
    Folder_Delete(folder, &boffo);
    DECREF(folder);
    tear_down();
}

static void
test_Local_Is_Directory(TestBatch *batch, set_up_t set_up, 
                        tear_down_t tear_down)
{
    Folder *folder = set_up();
    OutStream *outstream = Folder_Open_Out(folder, &boffo);
    DECREF(outstream);
    Folder_Local_MkDir(folder, &foo);

    TEST_FALSE(batch, Folder_Local_Is_Directory(folder, &boffo), 
        "Local_Is_Directory() returns false for file");
    TEST_TRUE(batch, Folder_Local_Is_Directory(folder, &foo), 
        "Local_Is_Directory() returns true for dir");
    TEST_FALSE(batch, Folder_Local_Is_Directory(folder, &bar), 
        "Local_Is_Directory() returns false for non-existent entry");

    Folder_Delete(folder, &boffo);
    Folder_Delete(folder, &foo);
    DECREF(folder);
    tear_down();
}

static void
test_Local_Find_Folder(TestBatch *batch, set_up_t set_up, 
                       tear_down_t tear_down)
{
    Folder    *folder = set_up();
    Folder    *local;
    OutStream *outstream;

    Folder_MkDir(folder, &foo);
    Folder_MkDir(folder, &foo_bar);
    outstream = Folder_Open_Out(folder, &boffo);
    DECREF(outstream);
    outstream = Folder_Open_Out(folder, &foo_boffo);
    DECREF(outstream);

    local = Folder_Local_Find_Folder(folder, &nope);
    TEST_TRUE(batch, local == NULL, "Non-existent entry yields NULL");

    local = Folder_Local_Find_Folder(folder, (CharBuf*)&EMPTY);
    TEST_TRUE(batch, local == NULL, "Empty string yields NULL");

    local = Folder_Local_Find_Folder(folder, &foo_bar);
    TEST_TRUE(batch, local == NULL, "nested folder yields NULL");

    local = Folder_Local_Find_Folder(folder, &foo_boffo);
    TEST_TRUE(batch, local == NULL, "nested file yields NULL");

    local = Folder_Local_Find_Folder(folder, &boffo);
    TEST_TRUE(batch, local == NULL, "local file yields NULL");
    
    local = Folder_Local_Find_Folder(folder, &bar);
    TEST_TRUE(batch, local == NULL, "name of nested folder yields NULL");

    local = Folder_Local_Find_Folder(folder, &foo);
    TEST_TRUE(batch, 
        local 
        && Folder_Is_A(local, FOLDER)
        && CB_Ends_With(Folder_Get_Path(local), &foo), 
        "Find local directory");

    Folder_Delete(folder, &foo_bar);
    Folder_Delete(folder, &foo_boffo);
    Folder_Delete(folder, &foo);
    Folder_Delete(folder, &boffo);
    DECREF(folder);
    tear_down();
}

static void
test_Local_MkDir(TestBatch *batch, set_up_t set_up, tear_down_t tear_down)
{
    Folder *folder = set_up();
    bool_t result;

    result = Folder_Local_MkDir(folder, &foo);
    TEST_TRUE(batch, result, "Local_MkDir succeeds and returns true");

    Err_set_error(NULL);
    result = Folder_Local_MkDir(folder, &foo);
    TEST_FALSE(batch, result, 
        "Local_MkDir returns false when a dir already exists");
    TEST_TRUE(batch, Err_get_error() != NULL, 
        "Local_MkDir sets Err_error when a dir already exists");
    TEST_TRUE(batch, Folder_Exists(folder, &foo), 
        "Existing dir untouched after failed Local_MkDir");

    {
        OutStream *outstream = Folder_Open_Out(folder, &boffo);
        DECREF(outstream);
        Err_set_error(NULL);
        result = Folder_Local_MkDir(folder, &foo);
        TEST_FALSE(batch, result, 
            "Local_MkDir returns false when a file already exists");
        TEST_TRUE(batch, Err_get_error() != NULL, 
            "Local_MkDir sets Err_error when a file already exists");
        TEST_TRUE(batch, Folder_Exists(folder, &boffo) &&
            !Folder_Local_Is_Directory(folder, &boffo), 
            "Existing file untouched after failed Local_MkDir");
    }
    
    Folder_Delete(folder, &foo);
    Folder_Delete(folder, &boffo);
    DECREF(folder);
    tear_down();
}

static void
test_Local_Open_Dir(TestBatch *batch, set_up_t set_up, tear_down_t tear_down)
{
    Folder *folder = set_up();
    DirHandle *dh = Folder_Local_Open_Dir(folder);
    TEST_TRUE(batch, dh && DH_Is_A(dh, DIRHANDLE), 
        "Local_Open_Dir returns an DirHandle");
    DECREF(dh);
    DECREF(folder);
    tear_down();
}

static void
test_Local_Open_FileHandle(TestBatch *batch, set_up_t set_up, 
                           tear_down_t tear_down)
{
    Folder *folder = set_up();
    FileHandle *fh;

    fh = Folder_Local_Open_FileHandle(folder, &boffo, 
        FH_CREATE | FH_WRITE_ONLY | FH_EXCLUSIVE);
    TEST_TRUE(batch, fh && FH_Is_A(fh, FILEHANDLE), 
        "opened FileHandle");
    DECREF(fh);

    fh = Folder_Local_Open_FileHandle(folder, &boffo, 
        FH_CREATE | FH_WRITE_ONLY);
    TEST_TRUE(batch, fh && FH_Is_A(fh, FILEHANDLE), 
        "opened FileHandle for append");
    DECREF(fh);

    Err_set_error(NULL);
    fh = Folder_Local_Open_FileHandle(folder, &boffo, 
        FH_CREATE | FH_WRITE_ONLY | FH_EXCLUSIVE);
    TEST_TRUE(batch, fh == NULL, "FH_EXLUSIVE flag prevents clobber");
    TEST_TRUE(batch, Err_get_error() != NULL,
        "failure due to FH_EXLUSIVE flag sets Err_error");

    fh = Folder_Local_Open_FileHandle(folder, &boffo, FH_READ_ONLY);
    TEST_TRUE(batch, fh && FH_Is_A(fh, FILEHANDLE), 
        "opened FileHandle for reading");
    DECREF(fh);

    Err_set_error(NULL);
    fh = Folder_Local_Open_FileHandle(folder, &nope, FH_READ_ONLY);
    TEST_TRUE(batch, fh == NULL, 
        "Can't open non-existent file for reading");
    TEST_TRUE(batch, Err_get_error() != NULL,
        "Opening non-existent file for reading sets Err_error");

    Folder_Delete(folder, &boffo);
    DECREF(folder);
    tear_down();
}

static void
test_Local_Delete(TestBatch *batch, set_up_t set_up, tear_down_t tear_down)
{
    Folder *folder = set_up();
    OutStream *outstream;
    
    outstream = Folder_Open_Out(folder, &boffo);
    DECREF(outstream);
    TEST_TRUE(batch, Folder_Local_Delete(folder, &boffo), 
        "Local_Delete on file succeeds");
    TEST_FALSE(batch, Folder_Exists(folder, &boffo), 
        "File is really gone");

    Folder_Local_MkDir(folder, &foo);
    outstream = Folder_Open_Out(folder, &foo_boffo);
    DECREF(outstream);

    Err_set_error(NULL);
    TEST_FALSE(batch, Folder_Local_Delete(folder, &foo), 
        "Local_Delete on non-empty dir fails");

    Folder_Delete(folder, &foo_boffo);
    TEST_TRUE(batch, Folder_Local_Delete(folder, &foo), 
        "Local_Delete on empty dir succeeds");
    TEST_FALSE(batch, Folder_Exists(folder, &foo), 
        "Dir is really gone");

    DECREF(folder);
    tear_down();
}

static void
test_Rename(TestBatch *batch, set_up_t set_up, tear_down_t tear_down)
{
    Folder *folder = set_up();
    OutStream *outstream;
    bool_t result;

    Folder_MkDir(folder, &foo);
    Folder_MkDir(folder, &foo_bar);
    outstream = Folder_Open_Out(folder, &boffo);
    OutStream_Close(outstream);
    DECREF(outstream);

    // Move files. 

    result = Folder_Rename(folder, &boffo, &banana); 
    TEST_TRUE(batch, result, "Rename succeeds and returns true");
    TEST_TRUE(batch, Folder_Exists(folder, &banana), 
        "File exists at new path");
    TEST_FALSE(batch, Folder_Exists(folder, &boffo), 
        "File no longer exists at old path");

    result = Folder_Rename(folder, &banana, &foo_bar_boffo); 
    TEST_TRUE(batch, result, "Rename to file in nested dir");
    TEST_TRUE(batch, Folder_Exists(folder, &foo_bar_boffo), 
        "File exists at new path");
    TEST_FALSE(batch, Folder_Exists(folder, &banana), 
        "File no longer exists at old path");

    result = Folder_Rename(folder, &foo_bar_boffo, &boffo); 
    TEST_TRUE(batch, result, "Rename from file in nested dir");
    TEST_TRUE(batch, Folder_Exists(folder, &boffo), 
        "File exists at new path");
    TEST_FALSE(batch, Folder_Exists(folder, &foo_bar_boffo), 
        "File no longer exists at old path");

    outstream = Folder_Open_Out(folder, &foo_boffo);
    OutStream_Close(outstream);
    DECREF(outstream);
    result = Folder_Rename(folder, &boffo, &foo_boffo); 
    if (result) {
        PASS(batch, "Rename clobbers on this system");
        TEST_TRUE(batch, Folder_Exists(folder, &foo_boffo), 
            "File exists at new path");
        TEST_FALSE(batch, Folder_Exists(folder, &boffo), 
            "File no longer exists at old path");
    }
    else {
        PASS(batch, "Rename does not clobber on this system");
        TEST_TRUE(batch, Folder_Exists(folder, &foo_boffo), 
            "File exists at new path");
        TEST_TRUE(batch, Folder_Exists(folder, &boffo), 
            "File still exists at old path");
        Folder_Delete(folder, &boffo);
    }

    // Move Dirs. 

    Folder_MkDir(folder, &baz);
    result = Folder_Rename(folder, &baz, &boffo); 
    TEST_TRUE(batch, result, "Rename dir");
    TEST_TRUE(batch, Folder_Exists(folder, &boffo), 
        "Folder exists at new path");
    TEST_FALSE(batch, Folder_Exists(folder, &baz), 
        "Folder no longer exists at old path");

    result = Folder_Rename(folder, &boffo, &foo_foo); 
    TEST_TRUE(batch, result, "Rename dir into nested subdir");
    TEST_TRUE(batch, Folder_Exists(folder, &foo_foo), 
        "Folder exists at new path");
    TEST_FALSE(batch, Folder_Exists(folder, &boffo), 
        "Folder no longer exists at old path");

    result = Folder_Rename(folder, &foo_foo, &foo_bar_baz); 
    TEST_TRUE(batch, result, "Rename dir from nested subdir");
    TEST_TRUE(batch, Folder_Exists(folder, &foo_bar_baz), 
        "Folder exists at new path");
    TEST_FALSE(batch, Folder_Exists(folder, &foo_foo), 
        "Folder no longer exists at old path");
    
    // Test failed clobbers. 

    Err_set_error(NULL);
    result = Folder_Rename(folder, &foo_boffo, &foo_bar); 
    TEST_FALSE(batch, result, "Rename file clobbering dir fails");
    TEST_TRUE(batch, Err_get_error() != NULL, 
        "Failed rename sets Err_error");
    TEST_TRUE(batch, Folder_Exists(folder, &foo_boffo), 
        "File still exists at old path");
    TEST_TRUE(batch, Folder_Exists(folder, &foo_bar), 
        "Dir still exists after failed clobber");

    Err_set_error(NULL);
    result = Folder_Rename(folder, &foo_bar, &foo_boffo); 
    TEST_FALSE(batch, result, "Rename dir clobbering file fails");
    TEST_TRUE(batch, Err_get_error() != NULL, 
        "Failed rename sets Err_error");
    TEST_TRUE(batch, Folder_Exists(folder, &foo_bar), 
        "Dir still exists at old path");
    TEST_TRUE(batch, Folder_Exists(folder, &foo_boffo), 
        "File still exists after failed clobber");

    // Test that "renaming" succeeds where to and from are the same. 

    result = Folder_Rename(folder, &foo_boffo, &foo_boffo); 
    TEST_TRUE(batch, result, "Renaming file to itself succeeds");
    TEST_TRUE(batch, Folder_Exists(folder, &foo_boffo), 
        "File still exists");

    result = Folder_Rename(folder, &foo_bar, &foo_bar); 
    TEST_TRUE(batch, result, "Renaming dir to itself succeeds");
    TEST_TRUE(batch, Folder_Exists(folder, &foo_bar), 
        "Dir still exists");

    // Invalid filepaths. 

    Err_set_error(NULL);
    result = Folder_Rename(folder, &foo_boffo, &nope_nyet); 
    TEST_FALSE(batch, result, "Rename into non-existent subdir fails");
    TEST_TRUE(batch, Err_get_error() != NULL, 
        "Renaming into non-existent subdir sets Err_error");
    TEST_TRUE(batch, Folder_Exists(folder, &foo_boffo), 
        "Entry still exists at old path");

    Err_set_error(NULL);
    result = Folder_Rename(folder, &nope_nyet, &boffo); 
    TEST_FALSE(batch, result, "Rename non-existent file fails");
    TEST_TRUE(batch, Err_get_error() != NULL, 
        "Renaming non-existent source file sets Err_error");

    Folder_Delete(folder, &foo_bar_baz);
    Folder_Delete(folder, &foo_bar);
    Folder_Delete(folder, &foo_boffo);
    Folder_Delete(folder, &foo);
    DECREF(folder);
    tear_down();
}

static void
test_Hard_Link(TestBatch *batch, set_up_t set_up, tear_down_t tear_down)
{
    Folder *folder = set_up();
    OutStream *outstream;
    bool_t result;

    Folder_MkDir(folder, &foo);
    Folder_MkDir(folder, &foo_bar);
    outstream = Folder_Open_Out(folder, &boffo);
    DECREF(outstream);

    // Link files. 

    result = Folder_Hard_Link(folder, &boffo, &banana); 
    TEST_TRUE(batch, result, "Hard_Link succeeds and returns true");
    TEST_TRUE(batch, Folder_Exists(folder, &banana), 
        "File exists at new path");
    TEST_TRUE(batch, Folder_Exists(folder, &boffo), 
        "File still exists at old path");
    Folder_Delete(folder, &boffo);

    result = Folder_Hard_Link(folder, &banana, &foo_bar_boffo); 
    TEST_TRUE(batch, result, "Hard_Link to target within nested dir");
    TEST_TRUE(batch, Folder_Exists(folder, &foo_bar_boffo), 
        "File exists at new path");
    TEST_TRUE(batch, Folder_Exists(folder, &banana), 
        "File still exists at old path");
    Folder_Delete(folder, &banana);

    result = Folder_Hard_Link(folder, &foo_bar_boffo, &foo_boffo); 
    TEST_TRUE(batch, result, "Hard_Link from file in nested dir");
    TEST_TRUE(batch, Folder_Exists(folder, &foo_boffo), 
        "File exists at new path");
    TEST_TRUE(batch, Folder_Exists(folder, &foo_bar_boffo), 
        "File still exists at old path");
    Folder_Delete(folder, &foo_bar_boffo);

    // Invalid clobbers. 

    outstream = Folder_Open_Out(folder, &boffo);
    DECREF(outstream);
    result = Folder_Hard_Link(folder, &foo_boffo, &boffo); 
    TEST_FALSE(batch, result, "Clobber of file fails");
    TEST_TRUE(batch, Folder_Exists(folder, &boffo), 
        "File still exists at new path");
    TEST_TRUE(batch, Folder_Exists(folder, &foo_boffo), 
        "File still exists at old path");
    Folder_Delete(folder, &boffo);

    Folder_MkDir(folder, &baz);
    result = Folder_Hard_Link(folder, &foo_boffo, &baz); 
    TEST_FALSE(batch, result, "Clobber of dir fails");
    TEST_TRUE(batch, Folder_Exists(folder, &baz), 
        "Dir still exists at new path");
    TEST_TRUE(batch, Folder_Exists(folder, &foo_boffo), 
        "File still exists at old path");
    Folder_Delete(folder, &baz);

    // Invalid Hard_Link of dir. 

    Folder_MkDir(folder, &baz);
    result = Folder_Hard_Link(folder, &baz, &banana); 
    TEST_FALSE(batch, result, "Hard_Link dir fails");
    TEST_FALSE(batch, Folder_Exists(folder, &banana), 
        "Nothing at new path");
    TEST_TRUE(batch, Folder_Exists(folder, &baz), 
        "Folder still exists at old path");
    Folder_Delete(folder, &baz);

    // Test that linking to yourself fails. 

    result = Folder_Hard_Link(folder, &foo_boffo, &foo_boffo); 
    TEST_FALSE(batch, result, "Hard_Link file to itself fails");
    TEST_TRUE(batch, Folder_Exists(folder, &foo_boffo), 
        "File still exists");

    // Invalid filepaths. 

    Err_set_error(NULL);
    result = Folder_Rename(folder, &foo_boffo, &nope_nyet); 
    TEST_FALSE(batch, result, "Hard_Link into non-existent subdir fails");
    TEST_TRUE(batch, Err_get_error() != NULL, 
        "Hard_Link into non-existent subdir sets Err_error");
    TEST_TRUE(batch, Folder_Exists(folder, &foo_boffo), 
        "Entry still exists at old path");

    Err_set_error(NULL);
    result = Folder_Rename(folder, &nope_nyet, &boffo); 
    TEST_FALSE(batch, result, "Hard_Link non-existent source file fails");
    TEST_TRUE(batch, Err_get_error() != NULL, 
        "Hard_Link non-existent source file sets Err_error");

    Folder_Delete(folder, &foo_bar);
    Folder_Delete(folder, &foo_boffo);
    Folder_Delete(folder, &foo);
    DECREF(folder);
    tear_down();
}

static void
test_Close(TestBatch *batch, set_up_t set_up, tear_down_t tear_down)
{
    Folder *folder = set_up();
    Folder_Close(folder);
    PASS(batch, "Close() concludes without incident");
    Folder_Close(folder);
    Folder_Close(folder);
    PASS(batch, "Calling Close() multiple times is safe");
    DECREF(folder);
    tear_down();
}

uint32_t
TestFolderCommon_num_tests()
{
    return 99;
}

void
TestFolderCommon_run_tests(void *test_batch, set_up_t set_up, 
                           tear_down_t tear_down)
{
    TestBatch *batch = (TestBatch*)test_batch;

    test_Local_Exists(batch, set_up, tear_down);
    test_Local_Is_Directory(batch, set_up, tear_down);
    test_Local_Find_Folder(batch, set_up, tear_down);
    test_Local_MkDir(batch, set_up, tear_down);
    test_Local_Open_Dir(batch, set_up, tear_down);
    test_Local_Open_FileHandle(batch, set_up, tear_down);
    test_Local_Delete(batch, set_up, tear_down);
    test_Rename(batch, set_up, tear_down);
    test_Hard_Link(batch, set_up, tear_down);
    test_Close(batch, set_up, tear_down);
}

/* Copyright 2005-2011 Marvin Humphrey
 *
 * This program is free software; you can redistribute it and/or modify
 * under the same terms as Perl itself.
 */
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