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Add PromLens binop matching explain view tests

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Signed-off-by: Julius Volz <julius.volz@gmail.com>
This commit is contained in:
Julius Volz 2025-12-10 20:07:43 +01:00
parent 57dd1f18b4
commit ce26370eeb
2 changed files with 433 additions and 2 deletions
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431
web/ui/mantine-ui/src/promql/binOp.test.ts
View File

@ -2163,6 +2163,437 @@ const testCases: TestCase[] = [
numGroups: 2,
},
},
{
// metric_a - fill(0) metric_b
desc: "subtraction with fill(0) but no missing series",
op: binaryOperatorType.sub,
matching: {
card: vectorMatchCardinality.oneToOne,
on: false,
include: [],
labels: [],
fillValues: { lhs: 0, rhs: 0 },
},
lhs: testMetricA,
rhs: testMetricB,
result: {
groups: {
[fnv1a(["a", "x", "same"])]: {
groupLabels: { label1: "a", label2: "x", same: "same" },
lhs: [
{
metric: {
__name__: "metric_a",
label1: "a",
label2: "x",
same: "same",
},
value: [0, "1"],
},
],
lhsCount: 1,
rhs: [
{
metric: {
__name__: "metric_b",
label1: "a",
label2: "x",
same: "same",
},
value: [0, "10"],
},
],
rhsCount: 1,
result: [
{
sample: {
metric: { label1: "a", label2: "x", same: "same" },
value: [0, "-9"],
},
manySideIdx: 0,
},
],
error: null,
},
[fnv1a(["a", "y", "same"])]: {
groupLabels: { label1: "a", label2: "y", same: "same" },
lhs: [
{
metric: {
__name__: "metric_a",
label1: "a",
label2: "y",
same: "same",
},
value: [0, "2"],
},
],
lhsCount: 1,
rhs: [
{
metric: {
__name__: "metric_b",
label1: "a",
label2: "y",
same: "same",
},
value: [0, "20"],
},
],
rhsCount: 1,
result: [
{
sample: {
metric: { label1: "a", label2: "y", same: "same" },
value: [0, "-18"],
},
manySideIdx: 0,
},
],
error: null,
},
[fnv1a(["b", "x", "same"])]: {
groupLabels: { label1: "b", label2: "x", same: "same" },
lhs: [
{
metric: {
__name__: "metric_a",
label1: "b",
label2: "x",
same: "same",
},
value: [0, "3"],
},
],
lhsCount: 1,
rhs: [
{
metric: {
__name__: "metric_b",
label1: "b",
label2: "x",
same: "same",
},
value: [0, "30"],
},
],
rhsCount: 1,
result: [
{
sample: {
metric: { label1: "b", label2: "x", same: "same" },
value: [0, "-27"],
},
manySideIdx: 0,
},
],
error: null,
},
[fnv1a(["b", "y", "same"])]: {
groupLabels: { label1: "b", label2: "y", same: "same" },
lhs: [
{
metric: {
__name__: "metric_a",
label1: "b",
label2: "y",
same: "same",
},
value: [0, "4"],
},
],
lhsCount: 1,
rhs: [
{
metric: {
__name__: "metric_b",
label1: "b",
label2: "y",
same: "same",
},
value: [0, "40"],
},
],
rhsCount: 1,
result: [
{
sample: {
metric: { label1: "b", label2: "y", same: "same" },
value: [0, "-36"],
},
manySideIdx: 0,
},
],
error: null,
},
},
numGroups: 4,
},
},
{
// metric_a[0..2] - fill_left(23) fill_right(42) metric_b[1...3]
desc: "subtraction with different fill values and missing series on each side",
op: binaryOperatorType.sub,
matching: {
card: vectorMatchCardinality.oneToOne,
on: false,
include: [],
labels: [],
fillValues: { lhs: 23, rhs: 42 },
},
lhs: testMetricA.slice(0, 3),
rhs: testMetricB.slice(1, 4),
result: {
groups: {
[fnv1a(["a", "x", "same"])]: {
groupLabels: { label1: "a", label2: "x", same: "same" },
lhs: [
{
metric: {
__name__: "metric_a",
label1: "a",
label2: "x",
same: "same",
},
value: [0, "1"],
},
],
lhsCount: 1,
rhs: [
{
metric: {
label1: "a",
label2: "x",
same: "same",
},
value: [0, "42"],
filled: true,
},
],
rhsCount: 1,
result: [
{
sample: {
metric: { label1: "a", label2: "x", same: "same" },
value: [0, "-41"],
},
manySideIdx: 0,
},
],
error: null,
},
[fnv1a(["a", "y", "same"])]: {
groupLabels: { label1: "a", label2: "y", same: "same" },
lhs: [
{
metric: {
__name__: "metric_a",
label1: "a",
label2: "y",
same: "same",
},
value: [0, "2"],
},
],
lhsCount: 1,
rhs: [
{
metric: {
__name__: "metric_b",
label1: "a",
label2: "y",
same: "same",
},
value: [0, "20"],
},
],
rhsCount: 1,
result: [
{
sample: {
metric: { label1: "a", label2: "y", same: "same" },
value: [0, "-18"],
},
manySideIdx: 0,
},
],
error: null,
},
[fnv1a(["b", "x", "same"])]: {
groupLabels: { label1: "b", label2: "x", same: "same" },
lhs: [
{
metric: {
__name__: "metric_a",
label1: "b",
label2: "x",
same: "same",
},
value: [0, "3"],
},
],
lhsCount: 1,
rhs: [
{
metric: {
__name__: "metric_b",
label1: "b",
label2: "x",
same: "same",
},
value: [0, "30"],
},
],
rhsCount: 1,
result: [
{
sample: {
metric: { label1: "b", label2: "x", same: "same" },
value: [0, "-27"],
},
manySideIdx: 0,
},
],
error: null,
},
[fnv1a(["b", "y", "same"])]: {
groupLabels: { label1: "b", label2: "y", same: "same" },
lhs: [
{
metric: {
label1: "b",
label2: "y",
same: "same",
},
filled: true,
value: [0, "23"],
},
],
lhsCount: 1,
rhs: [
{
metric: {
__name__: "metric_b",
label1: "b",
label2: "y",
same: "same",
},
value: [0, "40"],
},
],
rhsCount: 1,
result: [
{
sample: {
metric: { label1: "b", label2: "y", same: "same" },
value: [0, "-17"],
},
manySideIdx: 0,
},
],
error: null,
},
},
numGroups: 4,
},
},
{
// metric_b[0...1] - on(label1) group_left fill(0) metric_c
desc: "many-to-one matching with matching labels specified, group_left, and fill specified",
op: binaryOperatorType.sub,
matching: {
card: vectorMatchCardinality.manyToOne,
on: true,
include: [],
labels: ["label1"],
fillValues: { lhs: 0, rhs: 0 },
},
lhs: testMetricB.slice(0, 2),
rhs: testMetricC,
result: {
groups: {
[fnv1a(["a"])]: {
groupLabels: { label1: "a" },
lhs: [
{
metric: {
__name__: "metric_b",
label1: "a",
label2: "x",
same: "same",
},
value: [0, "10"],
},
{
metric: {
__name__: "metric_b",
label1: "a",
label2: "y",
same: "same",
},
value: [0, "20"],
},
],
lhsCount: 2,
rhs: [
{
metric: { __name__: "metric_c", label1: "a" },
value: [0, "100"],
},
],
rhsCount: 1,
result: [
{
sample: {
metric: { label1: "a", label2: "x", same: "same" },
value: [0, "-90"],
},
manySideIdx: 0,
},
{
sample: {
metric: { label1: "a", label2: "y", same: "same" },
value: [0, "-80"],
},
manySideIdx: 1,
},
],
error: null,
},
[fnv1a(["b"])]: {
groupLabels: { label1: "b" },
lhs: [
{
metric: {
label1: "b",
},
filled: true,
value: [0, "0"],
},
],
lhsCount: 1,
rhs: [
{
metric: { __name__: "metric_c", label1: "b" },
value: [0, "200"],
},
],
rhsCount: 1,
result: [
{
sample: {
metric: { label1: "b" },
value: [0, "-200"],
},
manySideIdx: 0,
},
],
error: null,
},
},
numGroups: 2,
},
},
{
// metric_a and metric b
desc: "and operator with no matching labels and matching groups",

4
web/ui/mantine-ui/src/promql/binOp.ts
View File

@ -347,7 +347,7 @@ export const computeVectorVectorBinOp = (
Object.values(groups).forEach((mg) => {
if (mg.lhs.length === 0 && matching.fillValues.lhs !== null) {
mg.lhs.push({
metric: {},
metric: mg.groupLabels,
value: [0, formatPrometheusFloat(matching.fillValues.lhs as number)],
filled: true,
});
@ -355,7 +355,7 @@ export const computeVectorVectorBinOp = (
}
if (mg.rhs.length === 0 && matching.fillValues.rhs !== null) {
mg.rhs.push({
metric: {},
metric: mg.groupLabels,
value: [0, formatPrometheusFloat(matching.fillValues.rhs as number)],
filled: true,
});