matriv commented on a change in pull request #17396:
URL: https://github.com/apache/flink/pull/17396#discussion_r721340864
##########
File path:
flink-table/flink-table-planner/src/test/java/org/apache/flink/table/planner/functions/CastFunctionITCase.java
##########
@@ -18,176 +18,905 @@
package org.apache.flink.table.planner.functions;
-import org.apache.flink.table.annotation.DataTypeHint;
-import org.apache.flink.table.api.DataTypes;
+import org.apache.flink.table.api.TableEnvironment;
+import org.apache.flink.table.api.config.TableConfigOptions;
import org.apache.flink.table.functions.BuiltInFunctionDefinitions;
-import org.apache.flink.table.functions.ScalarFunction;
-import org.apache.flink.types.Row;
+import org.apache.flink.table.types.AbstractDataType;
+import org.apache.flink.table.types.DataType;
import org.junit.runners.Parameterized;
+import java.math.BigDecimal;
+import java.time.Duration;
+import java.time.Instant;
+import java.time.LocalDate;
+import java.time.LocalDateTime;
+import java.time.LocalTime;
+import java.time.Period;
+import java.time.ZoneId;
+import java.time.ZoneOffset;
+import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
+import static org.apache.flink.table.api.DataTypes.ARRAY;
+import static org.apache.flink.table.api.DataTypes.BIGINT;
+import static org.apache.flink.table.api.DataTypes.BINARY;
+import static org.apache.flink.table.api.DataTypes.BOOLEAN;
+import static org.apache.flink.table.api.DataTypes.BYTES;
+import static org.apache.flink.table.api.DataTypes.CHAR;
+import static org.apache.flink.table.api.DataTypes.DATE;
+import static org.apache.flink.table.api.DataTypes.DAY;
+import static org.apache.flink.table.api.DataTypes.DECIMAL;
+import static org.apache.flink.table.api.DataTypes.DOUBLE;
+import static org.apache.flink.table.api.DataTypes.FLOAT;
+import static org.apache.flink.table.api.DataTypes.INT;
+import static org.apache.flink.table.api.DataTypes.INTERVAL;
+import static org.apache.flink.table.api.DataTypes.MONTH;
+import static org.apache.flink.table.api.DataTypes.SMALLINT;
+import static org.apache.flink.table.api.DataTypes.STRING;
+import static org.apache.flink.table.api.DataTypes.TIME;
+import static org.apache.flink.table.api.DataTypes.TIMESTAMP;
+import static org.apache.flink.table.api.DataTypes.TIMESTAMP_LTZ;
+import static org.apache.flink.table.api.DataTypes.TINYINT;
+import static org.apache.flink.table.api.DataTypes.VARBINARY;
+import static org.apache.flink.table.api.DataTypes.VARCHAR;
+import static org.apache.flink.table.api.DataTypes.YEAR;
import static org.apache.flink.table.api.Expressions.$;
-import static org.apache.flink.table.api.Expressions.call;
-import static org.apache.flink.table.api.Expressions.row;
/** Tests for {@link BuiltInFunctionDefinitions#CAST}. */
public class CastFunctionITCase extends BuiltInFunctionTestBase {
+ private static final ZoneId TEST_TZ = ZoneId.of("Asia/Shanghai");
+
+ @Override
+ protected TableEnvironment env() {
+ TableEnvironment env = super.env();
+
env.getConfig().getConfiguration().set(TableConfigOptions.LOCAL_TIME_ZONE,
TEST_TZ.getId());
+ return env;
+ }
+
@Parameterized.Parameters(name = "{index}: {0}")
public static List<TestSpec> testData() {
return Arrays.asList(
- TestSpec.forFunction(
- BuiltInFunctionDefinitions.CAST,
- "implicit with different field names")
- .onFieldsWithData(Row.of(12, "Hello"))
- .andDataTypes(DataTypes.of("ROW<otherNameInt INT,
otherNameString STRING>"))
- .withFunction(RowToFirstField.class)
- .testResult(
- call("RowToFirstField", $("f0")),
- "RowToFirstField(f0)",
- 12,
- DataTypes.INT()),
- TestSpec.forFunction(BuiltInFunctionDefinitions.CAST,
"implicit with type widening")
- .onFieldsWithData(Row.of((byte) 12, "Hello"))
- .andDataTypes(DataTypes.of("ROW<i TINYINT, s STRING>"))
- .withFunction(RowToFirstField.class)
- .testResult(
- call("RowToFirstField", $("f0")),
- "RowToFirstField(f0)",
- 12,
- DataTypes.INT()),
- TestSpec.forFunction(
- BuiltInFunctionDefinitions.CAST,
- "implicit with nested type widening")
- .onFieldsWithData(Row.of(Row.of(12, 42), "Hello"))
- .andDataTypes(DataTypes.of("ROW<r ROW<i1 INT, i2 INT>,
s STRING>"))
- .withFunction(NestedRowToFirstField.class)
- .testResult(
- call("NestedRowToFirstField", $("f0")),
- "NestedRowToFirstField(f0)",
- Row.of(12, 42.0),
- DataTypes.of("ROW<i INT, d DOUBLE>")),
- TestSpec.forFunction(
- BuiltInFunctionDefinitions.CAST,
- "explicit with nested rows and implicit
nullability change")
- .onFieldsWithData(Row.of(Row.of(12, 42, null),
"Hello"))
- .andDataTypes(DataTypes.of("ROW<r ROW<i1 INT, i2 INT,
i3 INT>, s STRING>"))
- .testResult(
- $("f0").cast(
- DataTypes.ROW(
- DataTypes.FIELD(
- "r",
- DataTypes.ROW(
-
DataTypes.FIELD(
-
"s",
-
DataTypes.STRING()),
-
DataTypes.FIELD(
-
"b",
-
DataTypes
-
.BOOLEAN()),
-
DataTypes.FIELD(
-
"i",
-
DataTypes.INT()))),
- DataTypes.FIELD("s",
DataTypes.STRING()))),
- "CAST(f0 AS ROW<r ROW<s STRING NOT NULL, b
BOOLEAN, i INT>, s STRING>)",
- Row.of(Row.of("12", true, null), "Hello"),
- // the inner NOT NULL is ignored in SQL
because the outer ROW is
- // nullable and the cast does not allow
setting the outer
- // nullability but derives it from the source
operand
- DataTypes.of("ROW<r ROW<s STRING, b BOOLEAN, i
INT>, s STRING>")),
- TestSpec.forFunction(
- BuiltInFunctionDefinitions.CAST,
- "explicit with nested rows and explicit
nullability change")
- .onFieldsWithData(Row.of(Row.of(12, 42, null),
"Hello"))
- .andDataTypes(DataTypes.of("ROW<r ROW<i1 INT, i2 INT,
i3 INT>, s STRING>"))
- .testTableApiResult(
- $("f0").cast(
- DataTypes.ROW(
- DataTypes.FIELD(
- "r",
- DataTypes.ROW(
-
DataTypes.FIELD(
-
"s",
-
DataTypes.STRING()
-
.notNull()),
-
DataTypes.FIELD(
-
"b",
-
DataTypes
-
.BOOLEAN()),
-
DataTypes.FIELD(
-
"i",
-
DataTypes.INT()))),
- DataTypes.FIELD("s",
DataTypes.STRING()))),
- Row.of(Row.of("12", true, null), "Hello"),
- DataTypes.of(
- "ROW<r ROW<s STRING NOT NULL, b
BOOLEAN, i INT>, s STRING>")),
- TestSpec.forFunction(
- BuiltInFunctionDefinitions.CAST,
- "implicit between structured type and row")
- .onFieldsWithData(12, "Ingo")
- .withFunction(StructuredTypeConstructor.class)
- .withFunction(RowToFirstField.class)
- .testResult(
- call(
- "RowToFirstField",
- call("StructuredTypeConstructor",
row($("f0"), $("f1")))),
-
"RowToFirstField(StructuredTypeConstructor((f0, f1)))",
- 12,
- DataTypes.INT()),
- TestSpec.forFunction(
- BuiltInFunctionDefinitions.CAST,
- "explicit between structured type and row")
- .onFieldsWithData(12, "Ingo")
- .withFunction(StructuredTypeConstructor.class)
- .testTableApiResult(
- call("StructuredTypeConstructor", row($("f0"),
$("f1")))
- .cast(
- DataTypes.ROW(
- DataTypes.BIGINT(),
DataTypes.STRING())),
- Row.of(12L, "Ingo"),
- DataTypes.ROW(DataTypes.BIGINT(),
DataTypes.STRING())));
+ CastTestSpecBuilder.test(CHAR(3), "To CHAR(3)")
+ .testCase(CHAR(3), "foo", "foo")
+ .testCase(CHAR(4), "foo", "foo ")
+ .testCase(CHAR(4), "foo ", "foo ")
+ .testCase(VARCHAR(3), "foo", "foo")
+ .testCase(VARCHAR(5), "foo", "foo")
+ .testCase(VARCHAR(5), "foo ", "foo ")
+ // https://issues.apache.org/jira/browse/FLINK-24413 -
Trim to precision
+ // in this case down to 3 chars
+ .testCase(STRING(), "abcdef", "abcdef") // "abc"
+ .testCase(DATE(), LocalDate.parse("2021-30-09"),
"2021-30-09") // "202"
+ .build(),
+ CastTestSpecBuilder.test(VARCHAR(3), "To VARCHAR(3)")
+ .testCase(CHAR(3), "foo", "foo")
+ .testCase(CHAR(4), "foo", "foo ")
+ .testCase(CHAR(4), "foo ", "foo ")
+ .testCase(VARCHAR(3), "foo", "foo")
+ .testCase(VARCHAR(5), "foo", "foo")
+ .testCase(VARCHAR(5), "foo ", "foo ")
+ // https://issues.apache.org/jira/browse/FLINK-24413 -
Trim to precision
+ // in this case down to 3 chars
+ .testCase(STRING(), "abcdef", "abcdef")
+ .build(),
+ CastTestSpecBuilder.test(STRING(), "To STRING")
+ .testCase(CHAR(3), "foo", "foo")
+ .testCase(CHAR(5), "foo", "foo ")
+ .testCase(VARCHAR(5), "Flink", "Flink")
+ .testCase(VARCHAR(10), "Flink", "Flink")
+ .testCase(STRING(), "Apache Flink", "Apache Flink")
+ .testCase(STRING(), null, null)
+ .testCase(BOOLEAN(), true, "true")
+ .testCase(BINARY(2), new byte[] {0, 1}, "\u0000\u0001")
+ .testCase(BINARY(3), new byte[] {0, 1},
"\u0000\u0001\u0000")
+ .testCase(VARBINARY(3), new byte[] {0, 1, 2},
"\u0000\u0001\u0002")
+ .testCase(VARBINARY(5), new byte[] {0, 1, 2},
"\u0000\u0001\u0002")
+ .testCase(
+ BYTES(),
+ new byte[] {0, 1, 2, 3, 4},
+ "\u0000\u0001\u0002\u0003\u0004")
+ .testCase(DECIMAL(4, 3), 9.87, "9.870")
+ // https://issues.apache.org/jira/browse/FLINK-24403 -
Left zero padding
+ // currently not working
+ // .testCase(DECIMAL(5, 3), 09.87, "09.870")
+ .testCase(TINYINT(), -125, "-125")
+ .testCase(SMALLINT(), 32767, "32767")
+ .testCase(INT(), -12345678, "-12345678")
+ .testCase(BIGINT(), 1234567891234L, "1234567891234")
+ .testCase(FLOAT(), -123.456, "-123.456")
+ .testCase(DOUBLE(), 12345.67890, "12345.6789")
+ .testCase(DATE(), LocalDate.parse("2021-09-24"),
"2021-09-24")
+ // https://issues.apache.org/jira/browse/FLINK-24415
Currently, fractional
+ // seconds are lost
+ .testCase(TIME(5),
LocalTime.parse("12:34:56.1234567"), "12:34:56")
+ .testCase(
+ TIMESTAMP(),
+
LocalDateTime.parse("2021-09-24T12:34:56.123456"),
+ "2021-09-24 12:34:56.123456")
+ .testCase(
+ TIMESTAMP(4),
+
LocalDateTime.parse("2021-09-24T12:34:56.123456"),
+ "2021-09-24 12:34:56.1234")
+ // Not supported
+ // .testCase(TIMESTAMP_WITH_TIME_ZONE(),
+ // LocalDateTime.parse("2021-09-24T12:34:56.123456"),
"2021-09-24
+ // 12:34:56.123456+0200")
+ //
+ // https://issues.apache.org/jira/browse/FLINK-24416
No timezone id/offset
+ // info
+ .testCase(
+ TIMESTAMP_LTZ(),
+
LocalDateTime.parse("2021-09-24T12:34:56.123456"),
+ "2021-09-24 12:34:56.123456")
+ .testCase(INTERVAL(YEAR()), 84, "+7-00")
+ .testCase(INTERVAL(MONTH()), 5, "+0-05")
+ .testCase(INTERVAL(MONTH()), 123, "+10-03")
+ .testCase(INTERVAL(MONTH()), 12334, "+1027-10")
+ .testCase(INTERVAL(DAY()), 10, "+0 00:00:00.010")
+ .testCase(INTERVAL(DAY()), 123456789L, "+1
10:17:36.789")
+ .testCase(INTERVAL(DAY()), Duration.ofHours(36), "+1
12:00:00.000")
+ // https://issues.apache.org/jira/browse/FLINK-21456
Not supported currently
+ // ARRAY
+ // MULTISET
+ // MAP
+ // ROW
+ // RAW
+ .build(),
+ CastTestSpecBuilder.test(BOOLEAN(), "To BOOLEAN")
+ .testCase(CHAR(3), "foo", null)
+ .testCase(CHAR(4), "true", true)
+ .testCase(VARCHAR(5), "FalsE", false)
+ .testCase(STRING(), "Apache Flink", null)
+ .testCase(STRING(), "TRUE", true)
+ .testCase(STRING(), "", null)
+ .testCase(BOOLEAN(), true, true)
+ .testCase(BOOLEAN(), false, false)
+ // Not supported - no fix
+ // BINARY
+ // VARBINARY
+ // BYTES
+ .testCase(DECIMAL(4, 3), 9.87, true)
+ .testCase(DECIMAL(2, 1), 0.0, false)
+ .testCase(TINYINT(), -125, true)
+ .testCase(TINYINT(), 0, false)
+ .testCase(SMALLINT(), 32767, true)
+ .testCase(SMALLINT(), 0, false)
+ .testCase(INT(), -12345678, true)
+ .testCase(INT(), 0, false)
+ .testCase(BIGINT(), 1234567891234L, true)
+ .testCase(BIGINT(), 0, false)
+ .testCase(FLOAT(), -123.456, true)
+ .testCase(FLOAT(), 0, false)
+ .testCase(DOUBLE(), 12345.67890, true)
+ .testCase(DOUBLE(), 0, false)
+ // Not supported - no fix
+ // DATE
+ // TIME
+ // TIMESTAMP
+ // TIMESTAMP_WITH_TIME_ZONE
+ // TIMESTAMP_LTZ
+ // INTERVAL(YEAR())
+ // INTERVAL(DAY())
+ // ARRAY
+ // MULTISET
+ // MAP
+ // ROW
+ // RAW
+ .build(),
+ CastTestSpecBuilder.test(BINARY(2), "To BINARY")
+ .testCase(CHAR(3), "foo", new byte[] {102, 111, 111})
+ .testCase(VARCHAR(5), "Flink", new byte[] {70, 108,
105, 110, 107})
+ // https://issues.apache.org/jira/browse/FLINK-24419 -
not trimmed to 2
+ // bytes
+ .testCase(STRING(), "Apache", new byte[] {65, 112, 97,
99, 104, 101})
+ // Not supported - no fix
+ // BOOLEAN
+ .testCase(BINARY(2), new byte[] {0, 1}, new byte[] {0,
1})
+ .testCase(VARBINARY(3), new byte[] {0, 1, 2}, new
byte[] {0, 1, 2})
+ .testCase(BYTES(), new byte[] {0, 1, 2, 3, 4}, new
byte[] {0, 1, 2, 3, 4})
+ // Not supported - no fix
+ // DECIMAL
+ // TINYINT
+ // SMALLINT
+ // INT
+ // BIGINT
+ // FLOAT
+ // DOUBLE
+ // DATE
+ // TIME
+ // TIMESTAMP
+ // TIMESTAMP_WITH_TIME_ZONE
+ // TIMESTAMP_LTZ
+ // INTERVAL(YEAR())
+ // INTERVAL(DAY())
+ // ARRAY
+ // MULTISET
+ // MAP
+ // ROW
+ //
+ // https://issues.apache.org/jira/browse/FLINK-24418
+ // .testCase(RAW(byte[].class), new byte[] {1}, new
byte[] {1})
+ .build(),
+ CastTestSpecBuilder.test(VARBINARY(4), "To VARBINARY")
+ .testCase(CHAR(3), "foo", new byte[] {102, 111, 111})
+ .testCase(VARCHAR(5), "Flink", new byte[] {70, 108,
105, 110, 107})
+ // https://issues.apache.org/jira/browse/FLINK-24419 -
not trimmed to 2
+ // bytes
+ .testCase(STRING(), "Apache", new byte[] {65, 112, 97,
99, 104, 101})
+ // Not supported
+ // BOOLEAN
+ .testCase(BINARY(2), new byte[] {0, 1}, new byte[] {0,
1})
+ .testCase(VARBINARY(3), new byte[] {0, 1, 2}, new
byte[] {0, 1, 2})
+ .testCase(BYTES(), new byte[] {0, 1, 2, 3, 4}, new
byte[] {0, 1, 2, 3, 4})
+ // Not supported - no fix
+ // DECIMAL
+ // TINYINT
+ // SMALLINT
+ // INT
+ // BIGINT
+ // FLOAT
+ // DOUBLE
+ // DATE
+ // TIME
+ // TIMESTAMP
+ // TIMESTAMP_WITH_TIME_ZONE
+ // TIMESTAMP_LTZ
+ // INTERVAL(YEAR())
+ // INTERVAL(DAY())
+ // ARRAY
+ // MULTISET
+ // MAP
+ // ROW
+ //
+ // https://issues.apache.org/jira/browse/FLINK-24418
+ // .testCase(RAW(byte[].class), new byte[] {1}, new
byte[] {1})
+ .build(),
+ CastTestSpecBuilder.test(BYTES(), "To BYTES")
+ .testCase(CHAR(3), "foo", new byte[] {102, 111, 111})
+ .testCase(VARCHAR(5), "Flink", new byte[] {70, 108,
105, 110, 107})
+ .testCase(STRING(), "Apache", new byte[] {65, 112, 97,
99, 104, 101})
+ // Not supported - no fix
+ // BOOLEAN
+ .testCase(BINARY(2), new byte[] {0, 1}, new byte[] {0,
1})
+ .testCase(VARBINARY(3), new byte[] {0, 1, 2}, new
byte[] {0, 1, 2})
+ .testCase(BYTES(), new byte[] {0, 1, 2, 3, 4}, new
byte[] {0, 1, 2, 3, 4})
+ // Not supported - no fix
+ // DECIMAL
+ // TINYINT
+ // SMALLINT
+ // INT
+ // BIGINT
+ // FLOAT
+ // DOUBLE
+ // DATE
+ // TIME
+ // TIMESTAMP
+ // TIMESTAMP_WITH_TIME_ZONE
+ // TIMESTAMP_LTZ
+ // INTERVAL(YEAR())
+ // INTERVAL(DAY())
+ // ARRAY
+ // MULTISET
+ // MAP
+ // ROW
+ //
+ // https://issues.apache.org/jira/browse/FLINK-24418
+ // RAW
+ .build(),
+ CastTestSpecBuilder.test(DECIMAL(4, 3), "To DECIMAL")
+ .testCase(CHAR(3), "foo", null)
+ .testCase(VARCHAR(5), "Flink", null)
+ .testCase(STRING(), "Apache", null)
+ .testCase(STRING(), "1.234", new
BigDecimal("1.234".toCharArray(), 0, 5))
+ .testCase(BOOLEAN(), true, new
BigDecimal("1.000".toCharArray(), 0, 5))
+ .testCase(BOOLEAN(), false, new
BigDecimal("0.000".toCharArray(), 0, 5))
+ // Not supported - no fix
+ // BINARY
+ // VARBINARY
+ // BYTES
+ .testCase(DECIMAL(4, 3), 9.87, new
BigDecimal("9.870".toCharArray(), 0, 5))
+ .testCase(TINYINT(), -125, null)
+ .testCase(SMALLINT(), 32767, null)
+ .testCase(INT(), -12345678, null)
+ .testCase(BIGINT(), 1234567891234L, null)
+ .testCase(FLOAT(), -123.456, null)
+ .testCase(DOUBLE(), 12345.67890, null)
+ // Not supported - no fix
+ // DATE
+ // TIME
+ // TIMESTAMP
+ // TIMESTAMP_WITH_TIME_ZONE
+ // TIMESTAMP_LTZ
+ // INTERVAL(YEAR())
+ // INTERVAL(DAY())
+ // ARRAY
+ // MULTISET
+ // MAP
+ // ROW
+ // RAW
+ .build(),
+ CastTestSpecBuilder.test(TINYINT(), "To TINYINT")
+ .testCase(CHAR(3), "foo", null)
+ .testCase(VARCHAR(5), "Flink", null)
+ .testCase(STRING(), "Apache", null)
+ .testCase(STRING(), "1.234", (byte) 1)
+ .testCase(STRING(), "123", (byte) 123)
+ .testCase(STRING(), "-130", null)
+ .testCase(BOOLEAN(), true, (byte) 1)
+ .testCase(BOOLEAN(), false, (byte) 0)
+ // Not supported - no fix
+ // BINARY
+ // VARBINARY
+ // BYTES
+ .testCase(DECIMAL(4, 3), 9.87, (byte) 9)
+ // https://issues.apache.org/jira/browse/FLINK-24420 -
Check out of range
+ // instead of overflow
+ .testCase(DECIMAL(10, 3), 9123.87, (byte) -93)
+ .testCase(TINYINT(), -125, (byte) -125)
+ .testCase(SMALLINT(), 32, (byte) 32)
+ .testCase(SMALLINT(), 32767, (byte) -1)
+ .testCase(INT(), -12, (byte) -12)
+ .testCase(INT(), -12345678, (byte) -78)
+ .testCase(BIGINT(), 123, (byte) 123)
+ .testCase(BIGINT(), 1234567891234L, (byte) 34)
+ .testCase(FLOAT(), -123.456, (byte) -123)
+ .testCase(FLOAT(), 128.456, (byte) -128)
+ .testCase(DOUBLE(), 123.4567890, (byte) 123)
+ .testCase(DOUBLE(), 12345.67890, (byte) 57)
+ // Not supported - no fix
+ // DATE
+ // TIME
+ // TIMESTAMP
+ // TIMESTAMP_WITH_TIME_ZONE
+ // TIMESTAMP_LTZ
+ // INTERVAL(YEAR())
+ // INTERVAL(DAY())
+ // ARRAY
+ // MULTISET
+ // MAP
+ // ROW
+ // RAW
+ .build(),
+ CastTestSpecBuilder.test(SMALLINT(), "To SMALLINT")
+ .testCase(CHAR(3), "foo", null)
+ .testCase(VARCHAR(5), "Flink", null)
+ .testCase(STRING(), "Apache", null)
+ .testCase(STRING(), "1.234", (short) 1)
+ .testCase(STRING(), "123", (short) 123)
+ .testCase(STRING(), "-32769", null)
+ .testCase(BOOLEAN(), true, (short) 1)
+ .testCase(BOOLEAN(), false, (short) 0)
+ // Not supported - no fix
+ // BINARY
+ // VARBINARY
+ // BYTES
+ .testCase(DECIMAL(4, 3), 9.87, (short) 9)
+ // https://issues.apache.org/jira/browse/FLINK-24420 -
Check out of range
+ // instead of overflow
+ .testCase(DECIMAL(10, 3), 91235.87, (short) 25699)
+ .testCase(TINYINT(), -125, (short) -125)
+ .testCase(SMALLINT(), 32, (short) 32)
+ .testCase(SMALLINT(), 32780, (short) -32756)
+ .testCase(INT(), -12, (short) -12)
+ .testCase(INT(), -12345678, (short) -24910)
+ .testCase(BIGINT(), 123, (short) 123)
+ .testCase(BIGINT(), 1234567891234L, (short) 2338)
+ .testCase(FLOAT(), -123.456, (short) -123)
+ .testCase(FLOAT(), 123456.78, (short) -7616)
+ .testCase(DOUBLE(), 123.4567890, (short) 123)
+ .testCase(DOUBLE(), 123456.7890, (short) -7616)
+ // Not supported - no fix
+ // DATE
+ // TIME
+ // TIMESTAMP
+ // TIMESTAMP_WITH_TIME_ZONE
+ // TIMESTAMP_LTZ
+ // INTERVAL(YEAR())
+ // INTERVAL(DAY())
+ // ARRAY
+ // MULTISET
+ // MAP
+ // ROW
+ // RAW
+ .build(),
+ CastTestSpecBuilder.test(INT(), "To INT")
+ .testCase(CHAR(3), "foo", null)
+ .testCase(VARCHAR(5), "Flink", null)
+ .testCase(STRING(), "Apache", null)
+ .testCase(STRING(), "1.234", 1)
+ .testCase(STRING(), "123", 123)
+ .testCase(STRING(), "-3276913443134", null)
+ .testCase(BOOLEAN(), true, 1)
+ .testCase(BOOLEAN(), false, 0)
+ // Not supported - no fix
+ // BINARY
+ // VARBINARY
+ // BYTES
+ .testCase(DECIMAL(4, 3), 9.87, 9)
+ // https://issues.apache.org/jira/browse/FLINK-24420 -
Check out of range
+ // instead of overflow
+ .testCase(DECIMAL(20, 3), 3276913443134.87, -146603714)
+ .testCase(TINYINT(), -125, -125)
+ .testCase(SMALLINT(), 32, 32)
+ .testCase(INT(), -12345678, -12345678)
+ .testCase(BIGINT(), 123, 123)
+ .testCase(BIGINT(), 1234567891234L, 1912277282)
+ .testCase(FLOAT(), -123.456, -123)
+ .testCase(FLOAT(), 9234567891.12, 644633299)
+ .testCase(DOUBLE(), 123.4567890, 123)
+ .testCase(DOUBLE(), 9234567891.12345, 644633299)
+ // Not supported - no fix
+ // DATE
+ // TIME
+ // TIMESTAMP
+ // TIMESTAMP_WITH_TIME_ZONE
+ // TIMESTAMP_LTZ
+ // INTERVAL(YEAR())
+ // INTERVAL(DAY())
+ // ARRAY
+ // MULTISET
+ // MAP
+ // ROW
+ // RAW
+ .build(),
+ CastTestSpecBuilder.test(BIGINT(), "To BIGINT")
+ .testCase(CHAR(3), "foo", null)
+ .testCase(VARCHAR(5), "Flink", null)
+ .testCase(STRING(), "Apache", null)
+ .testCase(STRING(), "1.234", 1L)
+ .testCase(STRING(), "123", 123L)
+ .testCase(STRING(), "-3276913443134", -3276913443134L)
+ .testCase(BOOLEAN(), true, 1L)
+ .testCase(BOOLEAN(), false, 0L)
+ // Not supported - no fix
+ // BINARY
+ // VARBINARY
+ // BYTES
+ .testCase(DECIMAL(4, 3), 9.87, 9L)
+ .testCase(DECIMAL(20, 3), 3276913443134.87,
3276913443134L)
+ .testCase(TINYINT(), -125, -125L)
+ .testCase(SMALLINT(), 32, 32L)
+ .testCase(INT(), -12345678, -12345678L)
+ .testCase(BIGINT(), 1234567891234L, 1234567891234L)
+ .testCase(FLOAT(), -123.456, -123L)
+ .testCase(FLOAT(), 9234567891.12, 9234567891L)
+ .testCase(DOUBLE(), 123.4567890, 123L)
+ .testCase(DOUBLE(), 9234567891.12345, 9234567891L)
+ // Not supported - no fix
+ // DATE
+ // TIME
+ // TIMESTAMP
+ // TIMESTAMP_WITH_TIME_ZONE
+ // TIMESTAMP_LTZ
+ // INTERVAL(YEAR())
+ // INTERVAL(DAY())
+ // ARRAY
+ // MULTISET
+ // MAP
+ // ROW
+ // RAW
+ .build(),
+ CastTestSpecBuilder.test(FLOAT(), "To FLOAT")
+ .testCase(CHAR(3), "foo", null)
+ .testCase(VARCHAR(5), "Flink", null)
+ .testCase(STRING(), "Apache", null)
+ .testCase(STRING(), "1.234", 1.234f)
+ .testCase(STRING(), "123", 123.0f)
+ .testCase(STRING(), "-3276913443134", -3.27691403E12f)
+ .testCase(BOOLEAN(), true, 1.0f)
+ .testCase(BOOLEAN(), false, 0.0f)
+ // Not supported - no fix
+ // BINARY
+ // VARBINARY
+ // BYTES
+ .testCase(DECIMAL(4, 3), 9.87, 9.87f)
+ // https://issues.apache.org/jira/browse/FLINK-24420 -
Check out of range
+ // instead of overflow
+ .testCase(DECIMAL(4, 3), 9.87, 9.87f)
+ .testCase(DECIMAL(20, 3), 3276913443134.87,
3.27691351E12f)
+ .testCase(TINYINT(), -125, -125f)
+ .testCase(SMALLINT(), 32, 32f)
+ .testCase(INT(), -12345678, -12345678f)
+ .testCase(BIGINT(), 1234567891234L, 1234567891234f)
+ .testCase(FLOAT(), -123.456, -123.456f)
+ .testCase(FLOAT(), 9234567891.12, 9234567891.12f)
+ .testCase(DOUBLE(), 123.4567890, 123.45679f)
+ .testCase(DOUBLE(), 1239234567891.1234567891234,
1.23923451E12f)
+ // Not supported - no fix
+ // DATE
+ // TIME
+ // TIMESTAMP
+ // TIMESTAMP_WITH_TIME_ZONE
+ // TIMESTAMP_LTZ
+ // INTERVAL(YEAR())
+ // INTERVAL(DAY())
+ // ARRAY
+ // MULTISET
+ // MAP
+ // ROW
+ // RAW
+ .build(),
+ CastTestSpecBuilder.test(DOUBLE(), "To DOUBLE")
+ .testCase(CHAR(3), "foo", null)
+ .testCase(VARCHAR(5), "Flink", null)
+ .testCase(STRING(), "Apache", null)
+ .testCase(STRING(), "1.234", 1.234d)
+ .testCase(STRING(), "123", 123.0d)
+ .testCase(STRING(), "-3276913443134",
-3.276913443134E12)
+ .testCase(BOOLEAN(), true, 1.0d)
+ .testCase(BOOLEAN(), false, 0.0d)
+ // Not supported - no fix
+ // BINARY
+ // VARBINARY
+ // BYTES
+ .testCase(DECIMAL(4, 3), 9.87, 9.87d)
+ .testCase(DECIMAL(20, 3), 3276913443134.87,
3.27691344313487E12d)
+ .testCase(TINYINT(), -125, -125d)
+ .testCase(SMALLINT(), 32, 32d)
+ .testCase(INT(), -12345678, -12345678d)
+ .testCase(BIGINT(), 1234567891234L, 1234567891234d)
+ .testCase(FLOAT(), -123.456, -123.456d)
+ .testCase(FLOAT(), 9234567891.12, 9234567891.12d)
+ .testCase(DOUBLE(), 123.4567890, 123.456789d)
+ .testCase(DOUBLE(), 1239234567891.1234567891234,
1.2392345678911235E12d)
+ // Not supported - no fix
+ // DATE
+ // TIME
+ // TIMESTAMP
+ // TIMESTAMP_WITH_TIME_ZONE
+ // TIMESTAMP_LTZ
+ // INTERVAL(YEAR())
+ // INTERVAL(DAY())
+ // ARRAY
+ // MULTISET
+ // MAP
+ // ROW
+ // RAW
+ .build(),
+ CastTestSpecBuilder.test(DATE(), "To DATE")
+ .testCase(CHAR(3), "foo", null)
+ .testCase(VARCHAR(5), "Flink", null)
+ // https://issues.apache.org/jira/browse/FLINK-24421
Bug
+ .testCase(STRING(), "123", LocalDate.of(123, 1, 1))
+ .testCase(STRING(), "2021-09-27", LocalDate.of(2021,
9, 27))
+ .testCase(STRING(), "2021/09/27", null)
+ // Not supported - no fix
+ // BOOLEAN
+ // BINARY
+ // VARBINARY
+ // BYTES
+ // DECIMAL
+ // TINYINT
+ // SMALLINT
+ // INT
+ // BIGINT
+ // FLOAT
+ // DOUBLE
+ .testCase(DATE(), LocalDate.parse("2021-09-24"),
LocalDate.of(2021, 9, 24))
+ // Not supported - no fix
+ // TIME
+ .testCase(
+ TIMESTAMP(),
+
LocalDateTime.parse("2021-09-24T12:34:56.123456"),
+ LocalDate.of(2021, 9, 24))
+ .testCase(
+ TIMESTAMP(4),
+
LocalDateTime.parse("2021-09-24T12:34:56.123456"),
+ LocalDate.of(2021, 9, 24))
+ // Not supported currently
+ // TIMESTAMP_WITH_TIME_ZONE
+ //
+ // https://issues.apache.org/jira/browse/FLINK-24422 -
Accept only Instant
+ .testCase(
+ TIMESTAMP_LTZ(),
+
LocalDateTime.parse("2021-09-24T12:34:56.123456"),
+ LocalDate.of(2021, 9, 24))
+ .testCase(
+ TIMESTAMP_LTZ(),
+
LocalDateTime.parse("2021-09-24T22:34:56.123456")
Review comment:
I ended up using both a TEST_TZ and a TEST_OFFSET which are different,
so the OFFSET is applied when creating source timestamps and the TEST_TZ to
simulate the session timezone set by a user.
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