Interpreter: Run interpreter test without exchange executors

[ywqzzy]

What problem does this PR solve?

Issue Number: ref #4609

Problem Summary:

What is changed and how it works?

Mock TableScanBlockInputStreams for interpreter tests.
Add stream size configure for user to choose the concurrency of inputstreams.
Provide TiDBTableScan-->schema function, schema->column function.

Check List

Tests

• Unit test
• Integration test
• Manual test (add detailed scripts or steps below)
• No code

Side effects

• Performance regression: Consumes more CPU
• Performance regression: Consumes more Memory
• Breaking backward compatibility

Documentation

• Affects user behaviors
• Contains syntax changes
• Contains variable changes
• Contains experimental features
• Changes MySQL compatibility

Release note

None

[ti-chi-bot]

[REVIEW NOTIFICATION]

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• Lloyd-Pottiger
• SeaRise

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[windtalker]

LGTM

[ywqzzy]

/merge

[ti-chi-bot]

@ywqzzy: It seems you want to merge this PR, I will help you trigger all the tests:

/run-all-tests

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[ti-chi-bot]

This pull request has been accepted and is ready to merge.

Commit hash: ced4d51

[sre-bot]

Coverage for changed files

Filename                                             Regions    Missed Regions     Cover   Functions  Missed Functions  Executed       Lines      Missed Lines     Cover    Branches   Missed Branches     Cover
----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
DataStreams/MockTableScanBlockInputStream.cpp             13                 0   100.00%           3                 0   100.00%          32                 1    96.88%          10                 1    90.00%
DataStreams/MockTableScanBlockInputStream.h                2                 0   100.00%           2                 0   100.00%           4                 0   100.00%           0                 0         -
Flash/Coprocessor/DAGContext.h                            37                13    64.86%          28                11    60.71%          83                31    62.65%          12                 6    50.00%
Flash/Coprocessor/DAGQueryBlockInterpreter.cpp           294                94    68.03%          40                 4    90.00%         669               180    73.09%         220                96    56.36%
Flash/Coprocessor/DAGQueryBlockInterpreter.h               2                 0   100.00%           2                 0   100.00%           2                 0   100.00%           0                 0         -
Flash/Coprocessor/GenSchemaAndColumn.cpp                  10                 2    80.00%           2                 0   100.00%          32                 6    81.25%          10                 3    70.00%
Flash/Coprocessor/InterpreterDAG.cpp                      23                 4    82.61%           5                 0   100.00%          60                 8    86.67%          16                 6    62.50%
Flash/Coprocessor/TiDBTableScan.h                          6                 4    33.33%           6                 4    33.33%          18                12    33.33%           0                 0         -
Flash/tests/gtest_interpreter.cpp                         72                38    47.22%           3                 0   100.00%         214                 0   100.00%           8                 8     0.00%
TestUtils/InterpreterTestUtils.cpp                        46                 8    82.61%           6                 1    83.33%          37                 5    86.49%          12                 6    50.00%
TestUtils/InterpreterTestUtils.h                           2                 0   100.00%           2                 0   100.00%           5                 0   100.00%           0                 0         -
TestUtils/mockExecutor.cpp                                57                 9    84.21%          34                 7    79.41%         224                38    83.04%          28                 2    92.86%
TestUtils/tests/gtest_mock_executors.cpp                 238               171    28.15%          10                 0   100.00%         204                 0   100.00%          36                36     0.00%
WindowFunctions/tests/gtest_window_functions.cpp          83                22    73.49%          14                 0   100.00%         237                 0   100.00%          38                 7    81.58%
----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
TOTAL                                                    885               365    58.76%         157                27    82.80%        1821               281    84.57%         390               171    56.15%

Coverage summary

Functions  MissedFunctions  Executed  Lines   MissedLines  Cover
18105      9880             45.43%    201493  98626        51.05%

full coverage report (for internal network access only)