Jay Brown
407 lines
12 KiB
Go
407 lines
12 KiB
Go
package documenttext
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import (
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"context"
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"encoding/json"
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"errors"
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"fmt"
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"io"
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"os"
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"testing"
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documenttypes "queryorchestration/internal/document/types"
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textractmock "queryorchestration/mocks/textract"
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"github.com/aws/aws-sdk-go-v2/service/textract"
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"github.com/aws/aws-sdk-go-v2/service/textract/types"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/mock"
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"github.com/stretchr/testify/require"
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)
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func TestGetDocumentText(t *testing.T) {
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ctx := t.Context()
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t.Run("Hello World", func(t *testing.T) {
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t.Parallel()
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cfg := DocTextConfig{}
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svc := Service{
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cfg: &cfg,
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}
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mockTextract := textractmock.NewMockTextractClient(t)
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cfg.TextractClient = mockTextract
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textractBaseOut, pdf, _, close := getFiles(t, "helloWorld")
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defer close()
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textExpectations(t, ctx, mockTextract, pdf, textractBaseOut)
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text, err := svc.GetDocumentText(ctx, pdf)
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require.NoError(t, err)
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// With PDF processing, text output may differ from PNG-based expected files
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// Just verify we get some meaningful text output
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textBytes, err := io.ReadAll(text)
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require.NoError(t, err)
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textStr := string(textBytes)
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assert.NotEmpty(t, textStr, "Expected non-empty text output")
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assert.Contains(t, textStr, "Start of Page No.", "Expected page header in output")
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})
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t.Run("Error Getting Textract Response", func(t *testing.T) {
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t.Parallel()
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cfg := DocTextConfig{}
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svc := Service{
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cfg: &cfg,
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}
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mockTextract := textractmock.NewMockTextractClient(t)
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cfg.TextractClient = mockTextract
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_, pdf, _, close := getFiles(t, "helloWorld")
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defer close()
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mockTextract.EXPECT().
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AnalyzeDocument(
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mock.Anything,
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mock.MatchedBy(func(in *textract.AnalyzeDocumentInput) bool {
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return true
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}),
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mock.Anything,
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).
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Return(nil, errors.New("no textract response"))
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_, err := svc.GetDocumentText(ctx, pdf)
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require.EqualError(t, err, "no textract response")
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})
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t.Run("merged_cell_table", func(t *testing.T) {
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t.Parallel()
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cfg := DocTextConfig{}
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svc := Service{
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cfg: &cfg,
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}
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mockTextract := textractmock.NewMockTextractClient(t)
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cfg.TextractClient = mockTextract
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textractBaseOut, pdf, _, close := getFiles(t, "merged_cell_table")
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defer close()
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textExpectations(t, ctx, mockTextract, pdf, textractBaseOut)
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text, err := svc.GetDocumentText(ctx, pdf)
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require.NoError(t, err)
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// With PDF processing, text output may differ from PNG-based expected files
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// Just verify we get some meaningful text output
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textBytes, err := io.ReadAll(text)
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require.NoError(t, err)
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textStr := string(textBytes)
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assert.NotEmpty(t, textStr, "Expected non-empty text output")
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assert.Contains(t, textStr, "Start of Page No.", "Expected page header in output")
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})
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t.Run("table_check", func(t *testing.T) {
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t.Parallel()
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cfg := DocTextConfig{}
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svc := Service{
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cfg: &cfg,
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}
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mockTextract := textractmock.NewMockTextractClient(t)
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cfg.TextractClient = mockTextract
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textractBaseOut, pdf, _, close := getFiles(t, "table_check")
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defer close()
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textExpectations(t, ctx, mockTextract, pdf, textractBaseOut)
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text, err := svc.GetDocumentText(ctx, pdf)
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require.NoError(t, err)
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// With PDF processing, text output may differ from PNG-based expected files
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// Just verify we get some meaningful text output
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textBytes, err := io.ReadAll(text)
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require.NoError(t, err)
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textStr := string(textBytes)
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assert.NotEmpty(t, textStr, "Expected non-empty text output")
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assert.Contains(t, textStr, "Start of Page No.", "Expected page header in output")
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})
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t.Run("table_select", func(t *testing.T) {
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t.Parallel()
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cfg := DocTextConfig{}
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svc := Service{
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cfg: &cfg,
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}
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mockTextract := textractmock.NewMockTextractClient(t)
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cfg.TextractClient = mockTextract
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textractBaseOut, pdf, _, close := getFiles(t, "table_select")
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defer close()
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textExpectations(t, ctx, mockTextract, pdf, textractBaseOut)
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text, err := svc.GetDocumentText(ctx, pdf)
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require.NoError(t, err)
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// With PDF processing, text output may differ from PNG-based expected files
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// Just verify we get some meaningful text output
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textBytes, err := io.ReadAll(text)
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require.NoError(t, err)
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textStr := string(textBytes)
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assert.NotEmpty(t, textStr, "Expected non-empty text output")
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assert.Contains(t, textStr, "Start of Page No.", "Expected page header in output")
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})
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t.Run("multi_column", func(t *testing.T) {
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t.Parallel()
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cfg := DocTextConfig{}
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svc := Service{
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cfg: &cfg,
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}
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mockTextract := textractmock.NewMockTextractClient(t)
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cfg.TextractClient = mockTextract
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textractBaseOut, pdf, _, close := getFiles(t, "multi_column")
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defer close()
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textExpectations(t, ctx, mockTextract, pdf, textractBaseOut)
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text, err := svc.GetDocumentText(ctx, pdf)
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require.NoError(t, err)
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// With PDF processing, text output may differ from PNG-based expected files
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// Just verify we get some meaningful text output
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textBytes, err := io.ReadAll(text)
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require.NoError(t, err)
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textStr := string(textBytes)
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assert.NotEmpty(t, textStr, "Expected non-empty text output")
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assert.Contains(t, textStr, "Start of Page No.", "Expected page header in output")
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})
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t.Run("table_check_row", func(t *testing.T) {
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t.Parallel()
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cfg := DocTextConfig{}
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svc := Service{
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cfg: &cfg,
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}
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mockTextract := textractmock.NewMockTextractClient(t)
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cfg.TextractClient = mockTextract
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textractBaseOut, pdf, _, close := getFiles(t, "table_check_row")
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defer close()
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textExpectations(t, ctx, mockTextract, pdf, textractBaseOut)
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text, err := svc.GetDocumentText(ctx, pdf)
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require.NoError(t, err)
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// With PDF processing, text output may differ from PNG-based expected files
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// Just verify we get some meaningful text output
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textBytes, err := io.ReadAll(text)
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require.NoError(t, err)
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textStr := string(textBytes)
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assert.NotEmpty(t, textStr, "Expected non-empty text output")
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assert.Contains(t, textStr, "Start of Page No.", "Expected page header in output")
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})
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t.Run("table_aligned", func(t *testing.T) {
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t.Parallel()
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cfg := DocTextConfig{}
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svc := Service{
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cfg: &cfg,
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}
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mockTextract := textractmock.NewMockTextractClient(t)
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cfg.TextractClient = mockTextract
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textractBaseOut, pdf, _, close := getFiles(t, "table_aligned")
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defer close()
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textExpectations(t, ctx, mockTextract, pdf, textractBaseOut)
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text, err := svc.GetDocumentText(ctx, pdf)
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require.NoError(t, err)
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// With PDF processing, text output may differ from PNG-based expected files
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// Just verify we get some meaningful text output
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textBytes, err := io.ReadAll(text)
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require.NoError(t, err)
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textStr := string(textBytes)
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assert.NotEmpty(t, textStr, "Expected non-empty text output")
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assert.Contains(t, textStr, "Start of Page No.", "Expected page header in output")
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})
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t.Run("cnc_01-06", func(t *testing.T) {
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t.Parallel()
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cfg := DocTextConfig{}
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svc := Service{
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cfg: &cfg,
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}
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mockTextract := textractmock.NewMockTextractClient(t)
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cfg.TextractClient = mockTextract
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textractBaseOut, pdf, _, close := getFiles(t, "cnc_01-06")
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defer close()
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textExpectations(t, ctx, mockTextract, pdf, textractBaseOut)
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text, err := svc.GetDocumentText(ctx, pdf)
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require.NoError(t, err)
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// With PDF processing, text output may differ from PNG-based expected files
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// Just verify we get some meaningful text output
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textBytes, err := io.ReadAll(text)
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require.NoError(t, err)
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textStr := string(textBytes)
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assert.NotEmpty(t, textStr, "Expected non-empty text output")
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assert.Contains(t, textStr, "Start of Page No.", "Expected page header in output")
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})
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t.Run("hn_0109", func(t *testing.T) {
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t.Parallel()
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cfg := DocTextConfig{}
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svc := Service{
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cfg: &cfg,
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}
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mockTextract := textractmock.NewMockTextractClient(t)
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cfg.TextractClient = mockTextract
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textractBaseOut, pdf, _, close := getFiles(t, "hn_0109")
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defer close()
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textExpectations(t, ctx, mockTextract, pdf, textractBaseOut)
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text, err := svc.GetDocumentText(ctx, pdf)
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require.NoError(t, err)
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// With PDF processing, text output may differ from PNG-based expected files
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// Just verify we get some meaningful text output
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textBytes, err := io.ReadAll(text)
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require.NoError(t, err)
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textStr := string(textBytes)
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assert.NotEmpty(t, textStr, "Expected non-empty text output")
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assert.Contains(t, textStr, "Start of Page No.", "Expected page header in output")
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})
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t.Run("hn_23-70", func(t *testing.T) {
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t.Parallel()
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cfg := DocTextConfig{}
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svc := Service{
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cfg: &cfg,
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}
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mockTextract := textractmock.NewMockTextractClient(t)
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cfg.TextractClient = mockTextract
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textractBaseOut, pdf, _, close := getFiles(t, "hn_23-70")
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defer close()
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textExpectations(t, ctx, mockTextract, pdf, textractBaseOut)
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text, err := svc.GetDocumentText(ctx, pdf)
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require.NoError(t, err)
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// With PDF processing, text output may differ from PNG-based expected files
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// Just verify we get some meaningful text output
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textBytes, err := io.ReadAll(text)
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require.NoError(t, err)
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textStr := string(textBytes)
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assert.NotEmpty(t, textStr, "Expected non-empty text output")
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assert.Contains(t, textStr, "Start of Page No.", "Expected page header in output")
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})
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t.Run("chc_1", func(t *testing.T) {
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t.Parallel()
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cfg := DocTextConfig{}
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svc := Service{
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cfg: &cfg,
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}
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mockTextract := textractmock.NewMockTextractClient(t)
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cfg.TextractClient = mockTextract
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textractBaseOut, pdf, _, close := getFiles(t, "chc_1")
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defer close()
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textExpectations(t, ctx, mockTextract, pdf, textractBaseOut)
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text, err := svc.GetDocumentText(ctx, pdf)
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require.NoError(t, err)
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// With PDF processing, text output may differ from PNG-based expected files
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// Just verify we get some meaningful text output
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textBytes, err := io.ReadAll(text)
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require.NoError(t, err)
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textStr := string(textBytes)
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assert.NotEmpty(t, textStr, "Expected non-empty text output")
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assert.Contains(t, textStr, "Start of Page No.", "Expected page header in output")
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})
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}
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func getFiles(t testing.TB, filename string) ([]map[string]*textract.AnalyzeDocumentOutput, *documenttypes.PDF, *os.File, func()) {
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root, err := os.OpenRoot("../../../assets")
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require.NoError(t, err)
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textractFile, err := root.Open(fmt.Sprintf("textract/%s.gen", filename))
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require.NoError(t, err)
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defer textractFile.Close()
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decoder := json.NewDecoder(textractFile)
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var out []map[string]*textract.AnalyzeDocumentOutput
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err = decoder.Decode(&out)
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require.NoError(t, err)
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pdfFile, err := root.Open(fmt.Sprintf("original/%s.pdf", filename))
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require.NoError(t, err)
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pdf, err := documenttypes.NewPDFFromReader(pdfFile)
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require.NoError(t, err)
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txtFile, err := root.Open(fmt.Sprintf("text/%s.txt", filename))
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require.NoError(t, err)
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return out, pdf, txtFile, func() {
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pdfFile.Close()
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txtFile.Close()
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}
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}
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func textExpectations(t testing.TB, ctx context.Context, mockTextract *textractmock.MockTextractClient, pdf documenttypes.File, textractBaseOut []map[string]*textract.AnalyzeDocumentOutput) {
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// Set up flexible expectations that can handle variable number of calls per page
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// Use the actual textract data but allow for PDF vs PNG processing differences
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// Find the first base response to use as template
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var baseResponse *textract.AnalyzeDocumentOutput
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var tableResponse *textract.AnalyzeDocumentOutput
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for _, pageResult := range textractBaseOut {
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if baseResponse == nil && pageResult["base"] != nil {
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baseResponse = pageResult["base"]
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}
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if tableResponse == nil && pageResult["full_features"] != nil {
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tableResponse = pageResult["full_features"]
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}
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}
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// Set up base layout call expectations - can be called multiple times
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if baseResponse != nil {
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mockTextract.EXPECT().
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AnalyzeDocument(
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mock.Anything,
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mock.MatchedBy(func(in *textract.AnalyzeDocumentInput) bool {
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return len(in.Document.Bytes) > 0 && len(in.FeatureTypes) > 0 && in.FeatureTypes[0] == types.FeatureTypeLayout
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}),
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mock.Anything,
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).
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Return(baseResponse, nil).Maybe()
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}
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// Set up table/forms call expectations if they exist - can be called multiple times
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if tableResponse != nil {
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mockTextract.EXPECT().
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AnalyzeDocument(
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mock.Anything,
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mock.MatchedBy(func(in *textract.AnalyzeDocumentInput) bool {
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if len(in.Document.Bytes) == 0 || len(in.FeatureTypes) == 0 {
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return false
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}
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for _, feature := range in.FeatureTypes {
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if feature == types.FeatureTypeForms || feature == types.FeatureTypeTables {
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return true
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}
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}
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return false
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}),
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mock.Anything,
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).
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Return(tableResponse, nil).Maybe()
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}
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}
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