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spanner: Expand test coverage for ResultSets #3717

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merged 4 commits into from
Oct 9, 2018
Merged

spanner: Expand test coverage for ResultSets #3717

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ff9ffc9
spanner: Expand test coverage for ResultSets
nithinsujir Sep 21, 2018
5469dd7
Use longer variable names
nithinsujir Sep 24, 2018
64dbf56
ts -> timestamp
nithinsujir Sep 24, 2018
f24d9a4
Merge branch 'master' into rscovg
nithinsujir Oct 2, 2018
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148 changes: 146 additions & 2 deletions ...d-clients/google-cloud-spanner/src/test/java/com/google/cloud/spanner/ResultSetsTest.java
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Original file line number Diff line number Diff line change
Expand Up @@ -17,7 +17,14 @@
package com.google.cloud.spanner;

import static com.google.common.truth.Truth.assertThat;
import static org.junit.Assert.fail;

import com.google.cloud.ByteArray;
import com.google.cloud.Date;
import com.google.cloud.Timestamp;
import com.google.common.primitives.Booleans;
import com.google.common.primitives.Doubles;
import com.google.common.primitives.Longs;
import java.util.Arrays;
import java.util.List;
import org.junit.Rule;
Expand All @@ -34,11 +41,51 @@ public class ResultSetsTest {

@Test
public void resultSetIteration() {

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double dval = 1.2;
String s = "s";
String byt = "101";

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long us = 32343;
int yr = 2018;
int month = 5;
int day = 26;
boolean[] ba = { true, false, true, true, false };
long[] la = { Long.MAX_VALUE, Long.MIN_VALUE, 0, 1, -1 };
double[] da = { Double.MIN_VALUE, Double.MAX_VALUE, 0, 1, -1, 1.2341 };
ByteArray[] byta = {
ByteArray.copyFrom("123"),
ByteArray.copyFrom("456"),
ByteArray.copyFrom("789")
};
Timestamp[] tsa = {
Timestamp.ofTimeMicroseconds(101),
Timestamp.ofTimeMicroseconds(202),
Timestamp.ofTimeMicroseconds(303)
};
Date[] dta = {
Date.fromYearMonthDay(1, 2, 3),
Date.fromYearMonthDay(4, 5, 6),
Date.fromYearMonthDay(7, 8, 9)
};
String[] sa = { "abc", "def", "ghi" };

Type type =
Type.struct(
Type.StructField.of("f1", Type.string()),
Type.StructField.of("f2", Type.int64()),
Type.StructField.of("f3", Type.bool()));
Type.StructField.of("f3", Type.bool()),
Type.StructField.of("d", Type.float64()),
Type.StructField.of("s", Type.string()),
Type.StructField.of("byt", Type.bytes()),
Type.StructField.of("ts", Type.timestamp()),
Type.StructField.of("dt", Type.date()),
Type.StructField.of("ba", Type.array(Type.bool())),
Type.StructField.of("la", Type.array(Type.int64())),
Type.StructField.of("da", Type.array(Type.float64())),
Type.StructField.of("byta", Type.array(Type.bytes())),
Type.StructField.of("tsa", Type.array(Type.timestamp())),
Type.StructField.of("dta", Type.array(Type.date())),
Type.StructField.of("sa", Type.array(Type.string()))
);
Struct struct1 =
Struct.newBuilder()
.set("f1")
Expand All @@ -47,6 +94,30 @@ public void resultSetIteration() {
.to(2)
.set("f3")
.to(Value.bool(true))
.set("d")
.to(Value.float64(dval))
.set("s")
.to(s)
.set("byt")
.to(Value.bytes(ByteArray.copyFrom(byt)))
.set("ts")
.to(Timestamp.ofTimeMicroseconds(us))
.set("dt")
.to(Date.fromYearMonthDay(yr, month, day))
.set("ba")
.to(Value.boolArray(ba))
.set("la")
.to(Value.int64Array(la))
.set("da")
.to(Value.float64Array(da))
.set("byta")
.to(Value.bytesArray(Arrays.asList(byta)))
.set("tsa")
.to(Value.timestampArray(Arrays.asList(tsa)))
.set("dta")
.to(Value.dateArray(Arrays.asList(dta)))
.set("sa")
.to(Value.stringArray(Arrays.asList(sa)))
.build();
Struct struct2 =
Struct.newBuilder()
Expand All @@ -56,13 +127,46 @@ public void resultSetIteration() {
.to(3)
.set("f3")
.to(Value.bool(null))
.set("d")
.to(Value.float64(dval))
.set("s")
.to(s)
.set("byt")
.to(Value.bytes(ByteArray.copyFrom(byt)))
.set("ts")
.to(Timestamp.ofTimeMicroseconds(us))
.set("dt")
.to(Date.fromYearMonthDay(yr, month, day))
.set("ba")
.to(Value.boolArray(ba))
.set("la")
.to(Value.int64Array(la))
.set("da")
.to(Value.float64Array(da))
.set("byta")
.to(Value.bytesArray(Arrays.asList(byta)))
.set("tsa")
.to(Value.timestampArray(Arrays.asList(tsa)))
.set("dta")
.to(Value.dateArray(Arrays.asList(dta)))
.set("sa")
.to(Value.stringArray(Arrays.asList(sa)))
.build();
ResultSet rs = ResultSets.forRows(type, Arrays.asList(struct1, struct2));

try {
rs.getType();
fail("Exception expected");
} catch(IllegalStateException e) {
assertThat(e.getMessage())
.contains("Must be preceded by a next() call");
}

assertThat(rs.next()).isTrue();
assertThat(rs.getType()).isEqualTo(type);
assertThat(rs.getColumnCount()).isEqualTo(3);
assertThat(rs.getColumnCount()).isEqualTo(type.getStructFields().size());
assertThat(rs.getColumnIndex("f1")).isEqualTo(0);
assertThat(rs.getColumnType("nonexistent")).isNull();
assertThat(rs.getColumnType("f1")).isEqualTo(Type.string());
assertThat(rs.getColumnType(0)).isEqualTo(Type.string());
assertThat(rs.getColumnIndex("f2")).isEqualTo(1);
Expand All @@ -75,12 +179,52 @@ public void resultSetIteration() {
assertThat(rs.getString(0)).isEqualTo("x");
assertThat(rs.getLong(1)).isEqualTo(2L);
assertThat(rs.getBoolean(2)).isTrue();
assertThat(rs.getBoolean("f3")).isTrue();
assertThat(rs.getDouble("d")).isWithin(0.0).of(dval);
assertThat(rs.getDouble(3)).isWithin(0.0).of(dval);
assertThat(rs.getString(4)).isEqualTo(s);
assertThat(rs.getString("s")).isEqualTo(s);
assertThat(rs.getBytes(5)).isEqualTo(ByteArray.copyFrom(byt));
assertThat(rs.getBytes("byt")).isEqualTo(ByteArray.copyFrom(byt));
assertThat(rs.getTimestamp(6)).isEqualTo(Timestamp.ofTimeMicroseconds(us));
assertThat(rs.getTimestamp("ts")).isEqualTo(Timestamp.ofTimeMicroseconds(us));
assertThat(rs.getDate(7)).isEqualTo(Date.fromYearMonthDay(yr, month, day));
assertThat(rs.getDate("dt")).isEqualTo(Date.fromYearMonthDay(yr, month, day));
assertThat(rs.getBooleanArray(8)).isEqualTo(ba);
assertThat(rs.getBooleanArray("ba")).isEqualTo(ba);
assertThat(rs.getBooleanList(8)).isEqualTo(Booleans.asList(ba));
assertThat(rs.getBooleanList("ba")).isEqualTo(Booleans.asList(ba));
assertThat(rs.getLongArray(9)).isEqualTo(la);
assertThat(rs.getLongArray("la")).isEqualTo(la);
assertThat(rs.getLongList(9)).isEqualTo(Longs.asList(la));
assertThat(rs.getLongList("la")).isEqualTo(Longs.asList(la));
assertThat(rs.getDoubleArray(10)).isEqualTo(da, 0.0);
assertThat(rs.getDoubleArray("da")).isEqualTo(da, 0.0);
assertThat(rs.getDoubleList(10)).isEqualTo(Doubles.asList(da));
assertThat(rs.getDoubleList("da")).isEqualTo(Doubles.asList(da));
assertThat(rs.getBytesList(11)).isEqualTo(Arrays.asList(byta));
assertThat(rs.getBytesList("byta")).isEqualTo(Arrays.asList(byta));
assertThat(rs.getTimestampList(12)).isEqualTo(Arrays.asList(tsa));
assertThat(rs.getTimestampList("tsa")).isEqualTo(Arrays.asList(tsa));
assertThat(rs.getDateList(13)).isEqualTo(Arrays.asList(dta));
assertThat(rs.getDateList("dta")).isEqualTo(Arrays.asList(dta));
assertThat(rs.getStringList(14)).isEqualTo(Arrays.asList(sa));
assertThat(rs.getStringList("sa")).isEqualTo(Arrays.asList(sa));

assertThat(rs.next()).isTrue();
assertThat(rs.getCurrentRowAsStruct()).isEqualTo(struct2);
assertThat(rs.getString(0)).isEqualTo("y");
assertThat(rs.getLong(1)).isEqualTo(3L);
assertThat(rs.isNull(2)).isTrue();
assertThat(rs.next()).isFalse();

try {
rs.getStats();
fail("Exception expected");

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} catch(UnsupportedOperationException e) {
assertThat(e.getMessage())
.contains("ResultSetStats are available only for results returned from analyzeQuery");
}
}

@Test
Expand Down